An electrical distribution system (D) in which the consumption of electricity supplied to a facility (F) is measured by an electric meter (HM) installed a relatively inaccessible or hard to reach facility location. A proxy meter (PM) is installed at a readily accessible or easy to reach facility location. The proxy meter is linked to the host meter (HM) for energy consumption measurements made by the host meter to be sent to the proxy meter for ready transmission to the utility (U). Instructions or directives for the host meter are transmitted to the proxy meter by the utility and sent by the proxy meter to the host meter for the host meter to act on or respond to them.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H04L 29/06 - Communication control; Communication processing characterised by a protocol
An electrical meter (M) installed at a facility (F) supplied electrical power by a utility's (U) electrical distribution system (EDS) utilizes a two-way automatic communications system (TWACS) for receiving messages from the utility sent over the electrical distribution system using the TWACS. An improvement to the meter comprises reconfiguring existing components installed in the meter to function as an analog-to-digital (ADC) converter so to facilitate processing of powerline waveforms (WF) propagated through the electrical distribution system by application of a signal based detection algorithm. This improves detection of signal elements comprising a message sent via the TWACS and by other means and incorporated in the electrical waveforms thereby reducing occurrence of a false synchronization with the message elements so a content of a message is readily ascertained by the meter.
The present disclosure relates to a system and method for evaluating the adequacy of a connection between a utility line and a utility meter. In one embodiment, a force sensing unit is disposed between a first half and a second half of a first terminal of the utility meter and is configured to measure a contact force between the first terminal and a socket jaw.
The present disclosure relates to a system and method for evaluating the adequacy of a connection between a utility line and a utility meter. In one embodiment, a force sensing unit is disposed between a first half and a second half of a first terminal of the utility meter and is configured to measure a contact force between the first terminal and a socket jaw.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
G01R 35/04 - Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
H02B 1/03 - Boards, panels, desks; Parts thereof or accessories therefor for energy meters
G01L 1/18 - Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
5.
Systems and methods with cryptography and tamper resistance software security
Provided is an arbitrary automation system for secure communications. The system includes a utility device configured for processing critical data associated with the arbitrary automation system, the critical data being structured in accordance with utility device access levels. A key management module (i) provides a data protection key (DPK) for protecting the critical data in accordance with each of the utility device access levels and (ii) generates a user key encryption key (UKEK) for encrypting the DPK based upon the device access levels. The system additionally includes a software module configured for masking an execution state of software within the utility device and the key management module via principles of evasion and resistance.
G06F 21/52 - Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity, buffer overflow or preventing unwanted data erasure
G06F 21/75 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation, e.g. to counteract reverse engineering
G06F 21/14 - Protecting executable software against software analysis or reverse engineering, e.g. by obfuscation
G09C 1/00 - Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
H04L 9/32 - Arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system
G06F 21/10 - Protecting distributed programs or content, e.g. vending or licensing of copyrighted material
H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
6.
Sensor devices and methods for use in sensing current through a conductor
A sensor device for use in detecting current in a conductor is provided. The sensor includes a non-magnetic substrate defining an aperture structured to receive a conductor therein, a coil comprising a plurality of turns wound about at least a portion of the substrate, and a housing for enclosing the substrate and coil. The housing includes a dielectric material having a dielectric constant and positioned adjacent to the coil and at least partially within the aperture such that the dielectric material is disposed between the coil and the conductor when the conductor is received through the aperture and at least one spacer coupled to the aperture to facilitate maintaining a position of the coil relative to the conductor, wherein each of the spacers is positioned offset from the dielectric material such that each of the spacers does not radially extend between the coil and the conductor.
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
A sensor device for use in detecting current in a conductor is provided. The sensor includes a non-magnetic substrate defining an aperture structured to receive a conductor therein, a coil comprising a plurality of turns wound about at least a portion of the substrate, and a housing for enclosing the substrate and coil. The housing includes a dielectric material having a dielectric constant and positioned adjacent to the coil and at least partially within the aperture such that the dielectric material is disposed between the coil and the conductor when the conductor is received through the aperture and at least one spacer coupled to the aperture to facilitate maintaining a position of the coil relative to the conductor, wherein each of the spacers is positioned offset from the dielectric material such that each of the spacers does not radially extend between the coil and the conductor.
A utility meter and related methods are disclosed. The utility meter includes a sensor device positioned around a conductor to sense current flowing through the conductor. The sensor device includes a non-magnetic substrate, a coil comprising a plurality of turns wound about the substrate, and a dielectric material having a dielectric constant and positioned between the coil and the conductor. The utility meter also includes a meter control board in communication with the sensor device to determine an amount of electricity transmitted through the conductor from the power source to the user over time. The dielectric constant of the dielectric material is selected to reduce a capacitive coupling between the coil and the conductor and to reduce a sensitivity of the sensor device such that the meter control board comprises only one calibration coefficient for calibrating the sensor device over a current range.
G01R 35/04 - Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
Described herein are embodiments of a remote disconnect switch assembly. In one embodiment, the remote disconnect switch assembly comprises: an actuator; a shuttle that is operably moved by the actuator; one or more disconnect switches that are opened or closed by movement of the shuttle; one or more sensors; a communication interface; and a processor, wherein the processor is operably connected with the actuator, the one or more sensors and the communication interface, and wherein the processor is configured to: communicate with one or more other computing devices over a network using the communication interface; receive signals from the one or more sensors; and cause the actuator to operate in accordance with the signals received from the one or more sensors or the communications with the one or more other computing devices.
Described herein are embodiments of methods and systems for detecting communications of a first meter board and using that detection as an indication to manage power consumption of the meter by a second meter board. In accordance with one aspect, a method is provided for detecting communications of a first meter board by a second meter board. In one embodiment, the method includes: receiving a signal, wherein the signal indicates a presence of communication activities between a first processor and another device over a network; and managing power consumption of the meter while the first processor is communicating with the other device over the network.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
G05B 15/02 - Systems controlled by a computer electric
H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
11.
System and method for tamper detection in a utility meter
A tamper detection system for a utility meter includes an emitter configured to emit light and a detector configured to receive light. The tamper detection system also includes a light modifying feature coupled to an interior surface of a meter cover. An end portion of the light modifying feature is configured to be positioned proximate to the emitter and the detector while the meter cover is in a closed position relative to the utility meter. The light modifying feature is also configured to alter a direction of travel of the emitted light and to direct the emitted light toward the detector while the meter cover is in the closed position relative to the utility meter.
G01B 11/00 - Measuring arrangements characterised by the use of optical techniques
G01D 5/28 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using optical means, i.e. using infrared, visible or ultraviolet light with deflection of beams of light, e.g. for direct optical indication
G01R 11/24 - Arrangements for avoiding or indicating fraudulent use
G01R 11/25 - Arrangements for indicating or signalling faults
G01F 15/00 - MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME - Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus
G01D 5/26 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using optical means, i.e. using infrared, visible or ultraviolet light
12.
SYSTEM AND METHOD FOR TAMPER DETECTION IN A UTILITY METER
A tamper detection system for a utility meter includes an emitter configured to emit light and a detector configured to receive light. The tamper detection system also includes a light modifying feature coupled to an interior surface of a meter cover. An end portion of the light modifying feature is configured to be positioned proximate to the emitter and the detector while the meter cover is in a closed position relative to the utility meter. The light modifying feature is also configured to alter a direction of travel of the emitted light and to direct the emitted light toward the detector while the meter cover is in the closed position relative to the utility meter.
Provided is an arbitrary automation system for secure communications. The system includes a utility device configured for processing critical data associated with the arbitrary automation system, the critical data being structured in accordance with utility device access levels. Also included is a key management module for (i) providing a data protection key (DPK) for protecting the critical data in accordance with each of the utility device access levels and (ii) generating a user key encryption key (UKEK) for encrypting the DPK based upon the device access levels. The system additionally includes a software module configured for masking an execution state of software within the utility device and the key management module via principles of evasion and resistance.
H04L 9/14 - Arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
G06F 21/10 - Protecting distributed programs or content, e.g. vending or licensing of copyrighted material
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
14.
SYSTEMS AND METHODS WITH CRYPTOGRAPHY AND TAMPER RESISTANCE SOFTWARE SECURITY
Provided is an arbitrary automation system for secure communications. The system includes a utility device configured for processing critical data associated with the arbitrary automation system, the critical data being structured in accordance with utility device access levels. Also included is a key management module for (i) providing a data protection key (DPK) for protecting the critical data in accordance with each of the utility device access levels and (ii) generating a user key encryption key (UKEK) for encrypting the DPK based upon the device access levels. The system additionally includes a software module configured for masking an execution state of software within the utility device and the key management module via principles of evasion and resistance.
One embodiment describes a utility metering system that includes metering infrastructure that facilitates data communication within the utility metering system in accordance with an expected metering platform, and a utility meter communicatively coupled to the metering infrastructure. The utility meter operates in a native mode when a native metering platform is compatible with the expected metering platform, in which the utility meter operates in a first manner in accordance with the native metering platform. The utility meter operates in an emulation mode when the native metering platform is not compatible with the expected metering platform and an emulation metering platform is compatible with the expected metering platform, in which the utility meter operates in a second manner in accordance with the emulation metering.
One embodiment describes a utility metering system that includes metering infrastructure that facilitates data communication within the utility metering system in accordance with an expected metering platform, and a utility meter communicatively coupled to the metering infrastructure. The utility meter operates in a native mode when a native metering platform is compatible with the expected metering platform, in which the utility meter operates in a first manner in accordance with the native metering platform. The utility meter operates in an emulation mode when the native metering platform is not compatible with the expected metering platform and an emulation metering platform is compatible with the expected metering platform, in which the utility meter operates in a second manner in accordance with the emulation metering.
One embodiment describes a utility metering system that includes metering infrastructure that facilitates data communication within the utility metering system in accordance with an expected metering platform, and a utility meter communicatively coupled to the metering infrastructure. The utility meter operates in a native mode when a native metering platform is compatible with the expected metering platform, in which the utility meter operates in a first manner in accordance with the native metering platform. The utility meter operates in an emulation mode when the native metering platform is not compatible with the expected metering platform and an emulation metering platform is compatible with the expected metering platform, in which the utility meter operates in a second manner in accordance with the emulation metering.
A utility meter and related methods are disclosed. The utility meter includes a sensor device positioned around a conductor to sense current flowing through the conductor. The sensor device includes a non-magnetic substrate, a coil comprising a plurality of turns wound about the substrate, and a dielectric material having a dielectric constant and positioned between the coil and the conductor. The utility meter also includes a meter control board in communication with the sensor device to determine an amount of electricity transmitted through the conductor from the power source to the user over time. The dielectric constant of the dielectric material is selected to reduce a capacitive coupling between the coil and the conductor and to reduce a sensitivity of the sensor device such that the meter control board comprises only one calibration coefficient for calibrating the sensor device over a current range.
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
G01R 21/00 - Arrangements for measuring electric power or power factor
G01R 1/20 - Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
G01R 3/00 - Apparatus or processes specially adapted for the manufacture of measuring instruments
G01R 1/18 - Screening arrangements against electric or magnetic fields, e.g. against earth's field
G01R 35/00 - Testing or calibrating of apparatus covered by the other groups of this subclass
G01R 22/06 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
19.
Systems and methods for implementation of a smart energy profile using data-interchange encoding
Embodiments of the disclosure can provide systems and methods for implementation of a smart energy profile using data-interchange encoding. According to one embodiment of the disclosure, a system can be provided. The system can include at least one memory that stores computer-executable instructions. The system can include at least one processor configured to access the at least one memory, wherein the at least one processor is configured to execute the computer-executable instructions to receive, by the at least one processor, a control instruction for a home area network (HAN) device. The at least one processor can be configured to convert the control instruction to a JSON object and transmit the JSON object to the HAN device.
Embodiments of the disclosure can provide systems and methods for routing home area network (HAN) messages. In one embodiment, a system can be provided. The system can include at least one memory that stores computer-executable instructions; at least one processor configured to access the at least one memory, wherein the at least one processor is configured to execute the computer-executable instructions. The computer-executable instructions can receive, by the at least one processor, an instruction for a HAN gateway; send the instruction to a transmission agent for routing to the HAN gateway; and transmit, by the transmission agent, the instruction to the HAN gateway.
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
21.
SYSTEMS AND METHODS FOR IMPLEMENTATION OF A SMART ENERGY PROFILE USING DATA-INTERCHANGE ENCODING
Embodiments of the disclosure can provide systems and methods for implementation of a smart energy profile using data-interchange encoding. According to one embodiment of the disclosure, a system can be provided. The system can include at least one memory that stores computer-executable instructions. The system can include at least one processor configured to access the at least one memory, wherein the at least one processor is configured to execute the computer-executable instructions to receive, by the at least one processor, a control instruction for a home area network (HAN) device. The at least one processor can be configured to convert the control instruction to a JSON object and transmit the JSON object to the HAN device.
Embodiments of the disclosure can provide systems and methods for routing home area network (HAN) messages. In one embodiment, a system can be provided. The system can include at least one memory that stores computer-executable instructions; at least one processor configured to access the at least one memory, wherein the at least one processor is configured to execute the computer-executable instructions. The computer-executable instructions can receive, by the at least one processor, an instruction for a HAN gateway; send the instruction to a transmission agent for routing to the HAN gateway; and transmit, by the transmission agent, the instruction to the HAN gateway.
H04L 67/125 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
Systems for disconnecting and/or connecting service between a utility network and a utility meter are disclosed. In one embodiment, a switch system includes: an actuator connected to a sliding cam for moving the sliding cam between a first position and a second position, the sliding cam slidingly receiving a terminal blade of the utility meter and including a pair of camming surfaces for disengaging a pair of conductors from the terminal blade in response to being moved from the first position to the second position by the actuator.
H01H 3/02 - Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
H01H 3/14 - Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for operation by a part of the human body other than the hand, e.g. by foot
H01H 35/00 - Switches operated by change of a physical condition
H01H 1/26 - Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting with spring blade support
H01H 3/42 - Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
24.
System and method for mounting components within a utility meter
An embodiment of a system includes a utility meter having an enclosure, a first component and a second component in the enclosure, and a mounting assembly configured to couple the first and second components together in the enclosure. The mounting assembly includes a first mount having first and second prongs disposed about an intermediate space, a second mount configured to extend bi-directionally into the intermediate space between the first and second prongs in opposite first and second directions, and a snap-fit fastener. The snap-fit fastener includes first and second snap portions configured to bi-directionally engage one another in the opposite first and second directions to secure the first and second mounts.
A measuring instrument includes at least one processor having at least one processor internal resource. The measuring instrument may also include at least one hardware component external to the processor and at least one storage component. Firmware may be stored in the storage component and is accessible by the processor. The firmware includes at least one application; a virtualized hardware system having routines that emulate at least one processor internal resource; and at least one application programming interface between the application and the virtualized hardware system.
G06F 3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F 9/44 - Arrangements for executing specific programs
Techniques for mirroring to allow for data transmissions from a device through mirror capable device. In an embodiment, a plurality of mirror capable devices may report their capability, which may include signaling conditions related thereto. A mirror capable device may be selected from the plurality of mirror capable devices based on signaling conditions associated with the utility device's power consumption.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
An energy meter system includes an energy meter with metering circuitry that is enabled to collect metrology data relating to energy usage. Communications circuitry in the energy meter is configured to selectively communicate the metrology data to a head end server over an advanced metering infrastructure (AMI) network and a home area network (HAN).
A system, method, and apparatus for determining energy savings are provided. The method may include repeatedly measuring energy usage of a load, determining that a demand response load control event exists, modifying the cycle of operation based at least in part on determining that a demand response load control event exists, and determining an energy savings based on comparing the measured energy usage of the load with an energy usage statistic. The determining that the demand response load control event exists may include receiving a demand response load control notification. The modifying the cycle of operation may include reducing a power draw of the load.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
In one aspect, a modular meter disconnect relay is described. One embodiment of the relay is comprised of a base; a solenoid situated within the base, wherein the base maintains a portion of the solenoid stationary and allows a plunger of the solenoid to move within the base; a shuttle, wherein the shuttle is operably connected to and moved by the plunger of the solenoid and wherein the shuttle can be moved within the base; and, one or more disconnect switches that are opened or closed by movement of the shuttle, wherein the solenoid comprises a solenoid body, a spring and a magnet, wherein the spring is used to provide additional force to the plunger when moving out of the solenoid body and the magnet is used to latch the plunger when the plunger is forced to within close proximity of the magnet within the solenoid body.
Systems and methods for detecting the removal of a meter cover are provided. For example, a tamper-detect energy meter may include metering circuitry, a processor, a tamper detect switch, and a cover with a switch interface surface. The tamper detect switch may be triggered from an open circuit state to a closed circuit state as the switch interface surface of the cover contacts the tamper detect switch during removal.
Certain embodiments of the invention may include systems, methods, and apparatus for estimating power time of use. According to an example embodiment of the invention, a method is provided for synchronizing local system time with a network clock for estimating power time of use. The method includes storing power usage data and initial time stamps, wherein the initial time stamps are derived from one or more of a local clock or broadcast network time; receiving data comprising network time; adjusting the local system time with a PID loop, wherein the PID loop adjusts the local system time based at least in part on a difference between the local clock and the received network time; storing, with the power usage data and initial time stamps, an indicator when the difference is greater than a predetermined value; and determining synchronization when the difference is less than or equal to a predetermined value.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
G01R 22/06 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
Systems for disconnecting and/or connecting service between a utility network and a utility meter are disclosed. In one embodiment, a switch system includes: an actuator connected to a sliding cam for moving the sliding cam between a first position and a second position, the sliding cam slidingly receiving a terminal blade of the utility meter and including a pair of camming surfaces for disengaging a pair of conductors from the terminal blade in response to being moved from the first position to the second position by the actuator.
H01H 3/02 - Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
H01H 3/14 - Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for operation by a part of the human body other than the hand, e.g. by foot
H01H 35/00 - Switches operated by change of a physical condition
33.
System for controlling antenna diversity in a home area network
A system, in one embodiment, includes an energy services interface having first and second antennas configured to communicate with a home area network (HAN) to receive information related to energy, communication circuitry configured to communicate data using the first and second antennas, and control logic configured to assign the first HAN device to either the first or second antenna as a first assigned antenna based at least partially upon which of the first or second antennas receives a stronger signal when communicating with first HAN device. In addition, the energy services interface is configured to communicate with the first HAN device via the first assigned antenna based on an antenna diversity schedule.
An electricity meter is provided. The electricity meter includes a body and a cover including at least one mount for coupling the cover to the body. The at least one mount includes a receiving portion on an exterior surface of the cover and having an aperture extending therethrough, the receiving portion including a top, a bottom, and at least one cutout extending from the top towards the bottom.
Systems and methods for detecting tampering associated with a utility meter. According to one embodiment of the invention, there is disclosed a method. The method can include detecting either a rate of change or change in magnitude of a magnetic field associated with a utility meter; based at least in part on the rate of change or the magnitude of the magnetic field, determining that a magnetic event has occurred; upon or after occurrence of the magnetic event, receiving additional utility meter information; based at least in part on the magnetic event and additional utility meter information, determining that meter tampering has occurred; and generating an event indication for transmission to a utility service or for subsequent review by the utility service.
Described herein are embodiments of a remote disconnect switch assembly. In one embodiment, the remote disconnect switch assembly comprises: an actuator; a shuttle that is operably moved by the actuator; one or more disconnect switches that are opened or closed by movement of the shuttle; one or more sensors; a communication interface; and a processor, wherein the processor is operably connected with the actuator, the one or more sensors and the communication interface, and wherein the processor is configured to: communicate with one or more other computing devices over a network using the communication interface; receive signals from the one or more sensors; and cause the actuator to operate in accordance with the signals received from the one or more sensors or the communications with the one or more other computing devices.
Sensor devices and related methods disclosed. One example sensor device includes a substrate comprising a plurality of bobbins, the plurality of bobbins define an aperture structured to receive a conductor therein, a coil comprising a plurality of coil turns wound about each of the plurality of bobbins, a first shield extending between each of the plurality of bobbins and the plurality of coil turns; and a second shield positioned proximate to the plurality of coil turns, opposite the first shield such that the plurality of coil turns is between the first shield and the second shield.
G01R 1/20 - Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
38.
Sensor devices and methods for use in sensing current through a conductor
Sensor devices and related methods disclosed. One example sensor device includes a non-magnetic substrate, a coil comprising a plurality of turns wound about the substrate, the coil defining an aperture structured to receive a conductor therein; and a dielectric material positioned adjacent to the coil and at least partially within the aperture such that the dielectric material is between the coil and a conductor positioned in the aperture.
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
G01R 11/24 - Arrangements for avoiding or indicating fraudulent use
G01R 1/18 - Screening arrangements against electric or magnetic fields, e.g. against earth's field
39.
Method, system and device of phase enable or disable functionality in a meter
Described herein are embodiments of methods, devices and systems of phase functionality for a meter. One aspect comprises a method of phase functionality for a meter. One embodiment of the method comprises determining a load value for each phase of a poly-phase electrical system; comparing, using a processor, the load value for each phase of a poly-phase electrical system with a respective threshold value for each phase of the poly-phase electrical system; and opening or closing one or more relays based on the comparison, wherein the one or more relays are each associated with respective phase of the poly-phase electrical system.
G01R 29/16 - Measuring asymmetry of polyphase networks
G01R 22/10 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
40.
Sensor devices and methods for use in sensing current through a conductor
Sensor devices and related methods disclosed. One example sensor device includes a Rogowski coil defining an aperture and a dielectric material at least partially enclosing the Rogowski coil. The dielectric material has a dielectric constant of at least about 3.5. The dielectric material is configured such that, when a conductor is at least partially inserted within the aperture, at least a portion of the dielectric material is positioned between the Rogowski coil and the conductor.
G01R 27/28 - Measuring attenuation, gain, phase shift, or derived characteristics of electric four-pole networks, i.e. two-port networks; Measuring transient response
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
41.
Utility meter cover with interlocking bidirectional tab
A utility meter cover and complementary base are disclosed, the cover including a window section and a shroud. The shroud is for covering a complementary portion of a meter base, and includes: a radially extending base portion; an axial extension extending from the base portion, the axial extension for obstructing access to the complementary portion of the meter base; and a key member extending axially from the base portion, the key member having a bidirectional tab for engaging a slot in the complementary portion of the meter base.
A method for selection of bellwether smart meters from a plurality of smart meters in a power grid can include for at least each of a subset of the plurality of smart meters, monitoring a meter; determining at least one anomaly in the meter, in response to a determination of an anomaly in the meter, assigning a weight to the anomaly, determining a sum of weights of anomalies in the meter and selecting a sub group of the plurality of smart meters as bellwether meters.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
G01D 1/16 - Measuring arrangements giving results other than momentary value of variable, of general application giving a value which is a function of two or more values, e.g. product or ratio
G06F 17/00 - Digital computing or data processing equipment or methods, specially adapted for specific functions
43.
Method and system for managing power consumption of a meter during communication activities
Described herein are embodiments of methods and systems for detecting communications of a first meter board and using that detection as an indication to manage power consumption of the meter by a second meter board. In accordance with one aspect, a method is provided for detecting communications of a first meter board by a second meter board. In one embodiment, the method includes: receiving a signal, wherein the signal indicates a presence of communication activities between a first processor and another device over a network; and managing power consumption of the meter while the first processor is communicating with the other device over the network.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
An energy meter includes metering circuitry configured to monitor power consumption. The energy meter includes firmware including internal functions configured to control elements of the energy meter. Further, the energy meter includes an input/output port or a communications device configured to receive customized instructions and a processor. The processor controls the metering circuitry, receives customized instructions from the input/output port or the communications device. The customizable instructions provide additional control of the elements of the energy meter beyond the internal functions of the firmware. The processor interprets the customized instructions and executes the customized instructions using the internal functions of the firmware.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
Systems for detecting arcing faults inside a utility meter are disclosed. In one embodiment, an arc detection system for a utility meter is disclosed including: a photoreceptor sensor configured for placement within a utility meter housing; and a computing device communicatively connected to the photoreceptor sensor, the computing device adapted to monitor arcing events within the utility meter housing by performing actions comprising: obtaining illumination data about an area within the utility meter housing from the photoreceptor sensor; and analyzing the illumination data to determine whether an arcing event has occurred within the utility meter.
Aspects of the invention provide for qualifying a new meter with specific power supply requirements. In one embodiment, aspects of the invention include a system, including: an electric meter having a housing; and a voltage-modifying device connected to the electric meter for modifying a received voltage, such that the electric meter operates in accordance with a predetermined power supply requirement, wherein the voltage-modifying device is located within the electric meter housing or external to the electric meter housing.
H02H 3/20 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess voltage
G01R 21/133 - Arrangements for measuring electric power or power factor by using digital technique
G01R 15/08 - Circuits for altering the measuring range
G01R 22/06 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
47.
Rogowski coil assemblies and methods for providing the same
Rogowski coil assemblies and methods for providing or forming Rogowski coil assemblies are provided. A Rogowski coil assembly may include a printed circuit board and a plurality of Rogowski coil sections mounted to an external surface of the printed circuit board by one or more respective circuit traces. The circuit traces may retain and connect the plurality of Rogowski coil sections.
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
In one aspect, a meter disconnect relay is described that is comprised of a base, an actuator, a shuttle and one or more disconnect switches. The actuator can be situated within the base, wherein the base maintains a portion of the actuator stationary and allows a plunger of the actuator to move within the base. The shuttle can be at least partially comprised of non-conductive material and having one or more windows, wherein the shuttle is operably connected to and moved by the plunger of the actuator and wherein the shuttle can be moved within the base and at least a portion of the base provides a stop for movement of the shuttle. The one or more disconnect switches can be opened or closed by movement of the shuttle, wherein each disconnect switch is comprised of a rigid, conductive bridging section pivotally connected to a first face of one of the one or more windows in the shuttle, wherein the bridging section comprises at least two contacts; a leaf spring pivotally connected to a second face of the one of the one or more windows of the shuttle, wherein the second face of the window is opposite the first face of the window and the leaf spring applies force to the bridging section; and a conductive source portion having a source contact and a conductive load portion having a load contact, wherein a first and second contact of the at least two contacts of the bridging portion are caused to substantially simultaneously come in contact with and disconnect from the source contact and the load contact by movement of the shuttle.
G01R 1/20 - Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
G01R 1/36 - Overload-protection arrangements or circuits for electric measuring instruments
H01H 50/58 - Driving arrangements structurally associated therewith; Mounting of driving arrangement on armature
H01H 50/68 - Driving arrangements between movable part of magnetic circuit and contact with snap action
49.
ROGOWSKI COIL ASSEMBLIES AND METHODS FOR PROVIDING THE SAME
Rogowski coil assemblies and methods for providing or forming Rogowski coil assemblies are provided. A Rogowski coil assembly may include a printed circuit board and a plurality of Rogowski coil sections mounted to an external surface of the printed circuit board by one or more respective circuit traces. The circuit traces may retain and connect the plurality of Rogowski coil sections.
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
Aspects of the invention provide for qualifying a new meter with specific power supply requirements. In one embodiment, aspects of the invention include a system, including: an electric meter having a housing; and a voltage-modifying device connected to the electric meter for modifying a received voltage, such that the electric meter operates in accordance with a predetermined power supply requirement, wherein the voltage- modifying device is located within the electric meter housing or external to the electric meter housing.
A non-transitory computer readable medium is provided that includes instructions to interpret a table definition language fragment, that includes modifications of attributes and functionalities defined in a first table definition language. The non-transitory computer readable medium also includes instructions to generate a second table definition language with the subsequent modifications based at least upon applying the modifications in the table definition language fragment to the first table definition language.
Utility meters configured to execute multiple collection agents are provided. In this regard, communication may be facilitated with a plurality of utility providers. A utility meter that includes one or more computer processors may be configured to execute a first software agent configured to collect utility usage data on behalf of a first utility provider. Additionally, the utility meter may be configured to execute a second software agent concurrently with the first software agent. The second software agent may be configured to collect utility usage data on behalf of a second utility provider.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
G01R 21/00 - Arrangements for measuring electric power or power factor
53.
SYSTEMS AND METHODS FOR TABLE DEFINITION LANGUAGE GENERATION
A non-transitory computer readable medium is provided that includes instructions to interpret a table definition language fragment, that includes modifications of attributes and functionalities defined in a first table definition language. The non- transitory computer readable medium also includes instructions to generate a second table definition language with the subsequent modifications based at least upon applying the modifications in the table definition language fragment to the first table definition language.
G01R 35/04 - Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
In one aspect, a meter disconnect relay is described that is comprised of a base, an actuator, a shuttle and one or more disconnect switches. The shuttle is operably connected to and moved by a plunger of the actuator. The one or more disconnect switches can be opened or closed by movement of the shuttle, wherein each disconnect switch is comprised of a rigid, conductive bridging section comprising at least two contacts; a conductive source portion having a source contact and a conductive load portion having a load contact.
An electric solenoid embodiment is comprised of a plunger, a solenoid body, a spring, and a magnet. An area of the solenoid body is configured to receive at least a portion of the plunger and electrical windings within the solenoid body substantially surround the area configured to receive at least a portion of the plunger such that an electrical current through the electrical windings applies force to move the plunger out of the solenoid body or to draw it within the solenoid body. The spring adaptively fits within the area configured to receive at least a portion of the plunger and within a portion of the plunger. The spring provides additional force to the plunger when moving out of the solenoid body and the magnet is used to latch the plunger when the plunger is forced to within close proximity of the magnet within the solenoid body.
The present application provides a utility meter. The utility meter may include a processor with a predetermined temperature range, a remote disconnect switch in communication with the processor, and a temperature sensor in communication with the processor. The processor opens the remote disconnect switch when the temperature sensor senses a temperature that exceeds the predetermined temperature range.
The present application provides a utility meter (100). The utility meter (100) may include a processor (120) with a predetermined temperature range (260), a remote disconnect switch (200) in communication with the processor (120), and a temperature sensor (210) in communication with the processor (120). The processor (120) opens the remote disconnect switch (200) when the temperature sensor (210) senses a temperature (235) that exceeds the predetermined temperature range (260).
H02H 5/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
58.
Meter disconnect relay having silver refractory materials contacts
In one aspect, a meter disconnect relay is described that is comprised of a base, an actuator, a shuttle and one or more disconnect switches. The shuttle is operably connected to and moved by a plunger of the actuator. The one or more disconnect switches can be opened or closed by movement of the shuttle, wherein each disconnect switch is comprised of a rigid, conductive bridging section comprising at least two contacts; a conductive source portion having a source contact and a conductive load portion having a load contact, wherein one or more of the source contact, the load contact and the at least two contacts of the bridging portion are at least partially comprised of silver refractory materials.
Systems and devices are disclosed for enabling direct transfer of feature licenses between utility meters. In one embodiment, a system includes: a computing device communicatively connected to a first utility meter and a second utility meter, the computing device adapted to manage a transfer of a feature license between the first utility meter and the second utility meter by performing actions comprising: obtaining feature license data about the first utility meter and the second utility meter; receiving a selection of the feature license to be transferred from the first utility meter to the second utility meter; and transferring the selected feature license from the first utility meter to the second utility meter.
A blank of material for use in assembling a container is provided. The blank includes four side panels each including a top edge and a bottom edge, and four bottom panels each extending from a respective one of the side panel bottom edges, such that in the assembled container, the bottom and side panels are oriented to at least partially define a compartment configured to store at least one meter therein. The blank further includes at least one securing assembly including a plurality of cutouts shaped and oriented to secure the at least one meter within the compartment in the assembled container, the securing assembly extending from the top edge of one of the side panels.
Methods, devices and systems of phase identification for a meter. One aspect includes a method of phase identification for a smart meter. One embodiment of the method includes connecting a device to at least a first phase of a poly-phase electrical system; metering at least the first phase of the poly-phase electrical system that the device is connected to for electrical consumption information using a meter; storing a first phase identifier for the first phase of the poly-phase electrical system that the device is connected to in a memory associated with the meter; and transmitting at least the first phase identifier over a network operably connected with the meter.
Described herein are embodiments of methods, devices and systems of phase identification for a meter. One aspect comprises a method of phase identification for a smart meter. One embodiment of the method comprises connecting a device to at least a first phase of a poly-phase electrical system; metering at least the first phase of the poly-phase electrical system that the device is connected to for electrical consumption information using a meter; storing a first phase identifier for the first phase of the poly-phase electrical system that the device is connected to in a memory associated with the meter; and transmitting at least the first phase identifier over a network operably connected with the meter.
Certain embodiments of the invention may include systems, methods, and apparatus for detecting theft and status of electrical power. According to an example embodiment of the invention, a method is provided for detecting theft and status of electrical power. The method can include monitoring switch state of a main circuit breaker, monitoring load-side voltage, monitoring load current, determining one or more conditions associated with power usage based at least in part on one or more of the monitored switch state, the monitored load-side voltage, or the monitored load current and transmitting information representing the one or more determined conditions.
A system for generating an energy usage profile of an electrical device is provided. The system includes a meter configured to measure electric energy usage; a memory area for storing an energy usage profile corresponding to one or more electrical devices associated with the electric meter, and at least one processor. The at least one processor is programmed to receive a request to turn off power to each of the one or more electrical devices associated with the meter, receive a request to turn on a first electrical device of the one or more electrical devices, obtain a ramp up waveform of energy usage of the first electrical device, convert the ramp up waveform to a digital signature, and store the ramp up digital signature of the first electrical device in the memory area.
A metering infrastructure having smart devices that utilize smart cards. An infrastructure having a plurality of smart devices is disclosed wherein each smart device is adapted to be controlled by a removable smart card, and wherein each removable smart card includes a computational platform capable of storing and executing program code and a set of application programs capable of being executed on the computational platform, wherein each of the set of application programs is implemented to control an aspect of an associated smart device into which the removable smart card is inserted.
A metering infrastructure having smart devices that utilize smart cards. An infrastructure having a plurality of smart devices is disclosed wherein each smart device is adapted to be controlled by a removable smart card, and wherein each removable smart card includes a computational platform capable of storing and executing program code and a set of application programs capable of being executed on the computational platform, wherein each of the set of application programs is implemented to control an aspect of an associated smart device into which the removable smart card is inserted.
G06K 7/10 - Methods or arrangements for sensing record carriers by corpuscular radiation
G06K 19/07 - Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards with integrated circuit chips
67.
Method and system to detect actuation of a switch using vibrations or vibration signatures
Described herein are embodiments of methods and systems to detect actuation of a switch using vibrations and vibration signatures. One aspect of the method comprises sending an actuation signal to a switch, receiving a vibration signal associated with the switch, and determining from the vibration signal whether the actuation occurred.
G01H 17/00 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the other groups of this subclass
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
H01H 9/16 - Indicators for switching condition, e.g. "on" or "off"
68.
Advanced metering infrastructure (AMI) cartridge for an energy meter
An advanced metering infrastructure (AMI) cartridge includes an AMI cartridge housing having an interior zone, and an AMI module system supported within the interior zone of the AMI cartridge module housing. The AMI module system includes an AMI module and an energy meter interface configured and disposed to detachably connect to an energy meter.
An advanced metering infrastructure (AMI) cartridge includes an AMI cartridge housing having an interior zone, and an AMI module system supported within the interior zone of the AMI cartridge module housing. The AMI module system includes an AMI module and an energy meter interface configured and disposed to detachably connect to an energy meter.
Aspects of the invention provide a tool for configuring software for an electric meter. A parameters table having values for the electric meter in a platform independent format is created. The table is then merged with to a mapping table that is configured specifically to the particular model of the electric meter to be configured to form a build table that can be executed on the electric meter. The build table is then installed on the electric meter.
G06F 17/00 - Digital computing or data processing equipment or methods, specially adapted for specific functions
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
G01R 22/00 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
71.
Systems, methods, and apparatus for providing energy management utilizing a power meter
Systems, methods, and apparatus for providing energy management utilizing a power meter are provided. A request for a graphical user interface may be received by a power meter in communication with an external device. The requested graphical user interface may be associated with at least one of (i) operation of the power meter or (ii) provision of electrical power to one or more loads. Based at least in part on the received request, information associated with the graphical user interface may be generated by the power meter and communicated to the external device.
G08B 23/00 - Alarms responsive to unspecified undesired or abnormal conditions
G08C 15/06 - Arrangements characterised by the use of multiplexing for the transmission of a plurality of signals over a common path successively, i.e. using time division
72.
SYSTEMS, METHODS, AND APPARATUS FOR PROVIDING ENERGY MANAGEMENT UTILIZING A POWER METER
Systems, methods, and apparatus for providing energy management (148) utilizing a power meter (105) are provided. A request for a graphical user interface (120) may be received by a power meter (105) in communication with an external device. The requested graphical user interface may be associated with at least one of (i) operation of the power meter (105) or (ii) provision of electrical power to one or more loads. Based at least in part on the received request, information associated with the graphical user interface may be generated by the power meter (105) and communicated to the external device (120).
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H02B 15/00 - Supervisory desks or panels for centralised control or display
73.
Method, device and computer program product for magnetic tamper detection in a meter
Described herein are embodiments of methods, devices and computer program products for tamper detection in a meter. One aspect of the method includes using a magnetic field strength sensor to continuously detect magnetic field strength proximate to a meter. In one aspect, the magnetic field strength sensor produces an analog voltage signal proportional to the detected magnetic field strength. The analog voltage signal of the sensor is continuously converted to a digital voltage signal. The digital voltage signal is stored in a memory at timed intervals, and the digital voltage signal is monitored for an aberration that indicates tampering of the meter. If tampering is detected, then an alarm is triggered to indicate the tampering.
H03F 1/26 - Modifications of amplifiers to reduce influence of noise generated by amplifying elements
G01R 33/00 - Arrangements or instruments for measuring magnetic variables
G08B 13/08 - Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
H02B 1/00 - BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER - Details of substations or switching arrangements
74.
METHOD, DEVICE AND COMPUTER PROGRAM PRODUCT FOR MAGNETIC TAMPER DETECTION IN A METER
Described herein are embodiments of methods, devices and computer program products for tamper detection in a meter. One aspect of the method comprises using a magnetic field strength sensor to continuously detect magnetic field strength proximate to a meter. In one aspect, the magnetic field strength sensor produces an analog voltage signal proportional to the detected magnetic field strength. The analog voltage signal of the senor is continuously converted to a digital voltage signal. The digital voltage signal is stored in a memory on an intermittent basis, and the digital voltage signal is monitored for an aberration that indicates tampering of the meter. If tampering is detected, then an alarm is triggered to indicate the tampering.
G01F 15/00 - MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME - Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus
G01R 21/00 - Arrangements for measuring electric power or power factor
Certain embodiments of the invention may include systems, methods, and apparatus for providing components in advanced metering infrastructure (AMI) energy meters. According to an example embodiment of the invention, a method is provided for accessing electrical meter components, the method includes providing an energy meter enclosure having one or more service accessible compartments operable for housing AMI components, manipulating one or more compartment covers associated with the one or more service accessible compartments, installing one or more AMI components in the one or more service accessible compartments, and closing the one or more compartment covers. The energy meter enclosure protects the AMI components from at least one external element.
H02B 1/00 - BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER - Details of substations or switching arrangements
76.
SYSTEMS, METHODS, AND APPARATUS FOR COMPONENTS IN AMI ENERGY METERS
Certain embodiments of the invention may include systems, methods, and apparatus for providing components in advanced metering infrastructure (AMI) energy meters. According to an example embodiment of the invention, a method is provided for accessing electrical meter components, the method includes providing an energy meter enclosure having one or more service accessible compartments operable for housing AMI components, manipulating one or more compartment covers associated with the one or more service accessible compartments, installing one or more AMI components in the one or more service accessible compartments, and closing the one or more compartment covers. The energy meter enclosure protects the AMI components from at least one external element.
A meter cover is provided and includes an opaque portion, including an outer perimeter section to perimetrically fit around a meter, a sidewall extending axially from the perimeter section toward a frontal region and a shield disposed at a portion of a sidewall edge at the frontal region and a transparent portion having an edge, which is shiplap joint bonded with a remaining portion of the sidewall edge and edges of the shield.
H02B 1/00 - BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER - Details of substations or switching arrangements
A multi-phase electrical power distribution network includes a substation; a signal generator for providing a different signal on each of a plurality of phases leaving the substation; and a signal discriminator for detecting each of the different signals at a consumer of the electrical power.
An electric power meter includes an embedded decomposition module that is configured to decompose a power meter signal into constituent loads to segregate and identify energy consumption associated with each individual energy consumption device within a plurality of energy consumption devices coupled to the power meter.
An electronic residential electricity meter includes a base assembly having a main body with a current transformer mounted thereto. A first conductor is mounted through a window of the current transformer. The current transformer being operable in the presence of a direct current. The meter also includes an electronic module that has only one printed circuit board and a microcomputer for executing meter data operations. The current transformer and the first conductor are in electrical communication with the electronic module.
A low cost and easy to assemble communicating utility meter provides selectable measurement, calibration, display, and communications means so as to be re-configurable based on several factors including; harmonic content of the power signal measured, LCD display alternatives, time of use measurements, bandpass filter settings, power quality measurements, PLC communications. alternatives, radio frequency communications alternatives, optical communications alternatives, and hard wire communications alternatives.
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
