A lens cover includes a main body and a parylene coating. The main body includes a base substrate and a plurality of optical lens elements. The base substrate is substantially planar and defines an outer perimeter. The plurality of optical lens elements is that extend from the base substrate and cooperates with the base substrate to provide an exterior surface and an interior surface of the lens cover. Each optical lens element of the plurality of optical lens elements are configured for alignment with a light emitting diode. The parylene coating is provided over the exterior surface and the interior surface. The plurality of optical lens elements protrude from the base substrate at the exterior surface. The lens cover is formed as a unitary one-piece construction such that the exterior surface extends continuously between the base substrate and each optical lens element to form a fluid impervious barrier therebetween.
A light fixture includes a lighting module and a heat sink. The lighting module includes a plurality of light emitting diodes and a heat sink. The light emitting diodes are configured to project light onto an area beneath the light fixture. The heat sink overlies the lighting module and is configured to dissipate heat away from the lighting module. The heat sink includes a base plate, a first base fin and a second base fin. The first base fin extends upwardly from the base plate. The second base fin extends upwardly from the base plate and is spaced from the first base fin.
H01L 23/367 - Cooling facilitated by shape of device
F21V 29/503 - Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
F21V 29/75 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
F21V 29/76 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
F21V 29/507 - Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
An example horticultural lighting fixture disclosed herein includes a first number of light emitting diodes (LEDs) emitting photons in each of a blue spectral band, a green spectral band, and a red spectral band. A second number of LEDs emit photons in the red spectral band. The first number of LEDs and the second number of LEDs collectively emit a number of photons with wavelengths between 400-700 nm, where between 75-85% of the number of photons are emitted in the red spectral band.
A foldable light fixture includes a main portion having a control element and a wing portion having a lighting element. The foldable light fixture further includes a hinge feature coupled with the main portion and wing portion and configured to permit movement of the wing portion relative to the main portion between a folded configuration and an unfolded configuration. The hinge feature may be configured to maintain an electrical coupling between the control element and the lighting element in the folded configuration and the unfolded configuration.
A controller for an indoor grow lighting system is provided and can include a digital communication module and an analog communication module that are each configured to communicate with a plurality of light fixtures. The controller also includes a controller area network communication module that facilitates communication with a plurality of sensors. The controller is configured to conduct different testing procedures on the light fixtures.
A heater includes an enclosure, a first baffle plate, and a second baffle plate. The enclosure includes a first wall, a second wall opposite the first wall, and a top plate extending between the first wall and the second wall and cooperating with the first wall and the second wall to at least partially define an interior. The heating module is coupled with the enclosure and is disposed beneath the first baffle plate and the second baffle plate. The heater can additionally or alternatively include an air quality monitoring system and an isolation transformer. The air quality monitoring system includes an air quality controller, at least one air quality sensor, and a power input. The isolation transformer is configured to deliver power from the air quality monitoring system to a fuel system controller of the heating module to facilitate powering thereof.
A mounting bracket for a lighting system includes a body portion having an elongated shape and defining a top side and a bottom side opposing the top side. The body portion defines, within the bottom side, a plurality of channels spaced apart along an axial direction of the elongated shape, wherein one or more channels of the plurality of channels is configured to receive a mounting portion of a linear light fixture of the lighting system. The body portion further defines, within the top side, a plurality of holes spaced apart along the axial direction corresponding to the plurality of channels, wherein one or more holes of the plurality of holes extends into a corresponding channel of the plurality of channels and is configured to receive a fastening structure therethrough.
A lens cover for a plurality of light emitting devices is provided. The lens cover includes a base substrate and an optical lens element. The optical lens element extends from the base substrate and defines a focal center. The optical lens element includes a length and a width and includes an exterior surface and interior surface. The exterior surface extends from the base substrate along an outer perimeter and is symmetrical about the focal center. The interior surface is symmetrical about the focal center.
A light fixture includes a communication input and output, a plurality of LED lights, an LED driver, first and second control modules, and a feedback circuit. The communication input is configured to receive a control signal. The communication output is configured to relay the control signal to a downstream light fixture. The LED driver is electrically coupled with the plurality of LED lights. The first control module is in signal communication with the communication input and output and the LED driver and is configured to transmit a driver signal to the LED driver that controls operation of the plurality of LED lights. The second control module is in signal communication with the first control module. The feedback circuit is in signal communication with the second control module and the LED driver. The LED driver transmits a feedback signal to the second control module via the feedback circuit.
G05F 1/575 - Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices characterised by the feedback circuit
H05B 45/56 - Circuit arrangements for operating light-emitting diodes [LED] responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs
10.
LIGHTING SYSTEM FOR INDOOR GROW APPLICATION AND LIGHTING FIXTURES THEREOF
A light fixture for an indoor grow facility is provided. The light fixture includes a plurality of LED lights, an LED driver circuit electrically coupled with the plurality of LED lights, and a controller that transmits a driver signal to the LED driver circuit for controlling operation of the plurality of LED lights. The controller receives a digital control signal and an analog control signal and is configured to determine whether a failure condition exists for the digital control signal to determine whether to use the digital control signal or the analog control signal for controlling the LED lights. That controller additionally or alternatively includes a conversion module that is configured to receive an original control signal and generate a secondary analog control signal and a secondary digital control signal from the original signal.
H05B 45/56 - Circuit arrangements for operating light-emitting diodes [LED] responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs
11.
HEAT SINK FOR LIGHT FIXTURE FOR INDOOR GROW APPLICATION
A light fixture for an indoor growing facility is provided. The light fixture includes a housing, a lighting module, and a heat sink. The housing defines a first portion and a second portion. The lighting module is at least partially disposed in the second portion. The heat sink overlies the lighting module and is configured to dissipate heat away from the lighting module.
F21V 29/70 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
F21V 29/74 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
F21V 29/85 - Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
An air delivery apparatus constructed to distribute air across a plant grow rack includes an inlet; a chamber connected to the inlet; a channel connected to the chamber, the channel including a bottom wall; a plurality of channel vents disposed in the bottom wall; and a flow diverter constructed to direct air in the chamber toward a channel; wherein the channel vents are constructed to receive air within the channel and direct the air down toward a tray of the plant grow rack.
A light fixture includes a lighting module and a ballast. The ballast includes a housing and a power module. The housing includes a front cover and a rear cover. The front cover includes a front wall and upper fins and lower fins that extend from the front wall. The rear cover includes a rear wall and first fins and second fins that extend from the rear wall. The power module includes a plurality of heat generating semiconductor components that are thermally coupled with the rear wall to facilitate cooling thereof.
A light fixture includes a housing, a controller, and a lighting module. The housing defines a first and second portions. The second portion defines a window. The controller is at least partially disposed within the first portion. The lighting module is at least partially disposed in the second portion. The lighting module includes a submount, a plurality of light emitting diodes, a lens cover, an encapsulating material, and a protective coating. The plurality of light emitting diodes is coupled with the submount and is configured to project light through the window. The lens cover includes an exterior surface and overlies the plurality of light emitting diodes and the submount such that the lens cover and the submount define an interior there between. The encapsulating material substantially fills the interior. The protective coating is provided over the exterior surface.
H01L 23/29 - Encapsulation, e.g. encapsulating layers, coatings characterised by the material
H01L 23/31 - Encapsulation, e.g. encapsulating layers, coatings characterised by the arrangement
H01L 23/24 - Fillings characterised by the material, its physical or chemical properties, or its arrangement within the complete device solid or gel, at the normal operating temperature of the device
15.
UNIVERSAL ADAPTER FOR LIGHTING SYSTEM FOR INDOOR GROW APPLICATION
An adapter includes a power input and output, a control input and output, a detection module, and a signal conversion module. The control input is configured to receive an original driver signal. The detection module is in signal communication with the control input and is configured to detect a first communication protocol of the original driver signal. The signal conversion module is in signal communication with the detection module and is configured to convert the original driver signal into an LED-compatible driver signal that includes a second communication protocol that is different from the first communication protocol. The control output is in signal communication with the signal conversion module and is configured to facilitate transmission of the LED-compatible driver signal to an LED light fixture. The signal conversion module is configured to convert the original driver signal into the LED-compatible driver signal based upon the first and second communication protocols.
An adapter for a greenhouse and indoor grow automated controller is provided. The adapter includes a power input, a power output, a control input, a main controller, and a first control output. The power output is electrically coupled with the power input. The control input is configured to receive an original control signal from an automated greenhouse controller. The main controller is coupled with the power input to facilitate powering of the main controller from the power source. The main controller is in signal communication with the control input and is configured to convert the original control signal from the automated greenhouse controller into an LED-compatible driver signal. The first control output is in signal communication with the main controller. The original control signal conforms to a first signal protocol and the LED-compatible driver signal conforms to a second signal protocol that is different from the first signal protocol.
A method for operating an irrigation control system is provided and includes receiving environmental data by the irrigation control system and receiving operational data from an array of photovoltaic cells. The method further includes determining an amount of cloud cover in the sky from the array of photovoltaic cells and calculating an evapotranspiration value for an irrigation zone associated with the irrigation control system based at least in part upon the environmental data and the operational data. The method still further includes determining an irrigation schedule for the irrigation zone based at least in part upon the evapotranspiration value and executing the irrigation schedule to irrigate the irrigation zone. An irrigation control system is also provided.
A manifold for a hydroponic system comprises a main body, an inlet port, an outlet port, and an electrical conductivity probe. The main body defines a dosing chamber and comprises at least one dosing port in fluid communication with the dosing chamber. The at least one dosing port is configured to facilitate introduction of dosing fluid to the dosing chamber. The inlet port is coupled with the main body and is in fluid communication with the dosing chamber. The outlet port is coupled with the main body and is in fluid communication with the dosing chamber. The electrical conductivity probe is coupled with the main body and extends into the dosing chamber downstream of the at least one dosing port. The electrical conductivity probe is configured to detect an electrical conductivity of a hydroponic fluid contained in the dosing chamber. A hydroponic system and methods are also provided.