A method for air conditioning including installing an air conditioning unit at a desired location. The air conditioning unit includes a housing that has air supply inlets and exhaust air outlets. The housing encloses a mode control unit that switches a zone coil associated with a zone from a cooling mode to a heating mode by switching from a cooling medium to a heating medium flowing through the zone coil. The zone coil receives the heating or cooling medium and conditions incoming air from a supply fan to be exhausted in a zone associated with the zone coil. A variable refrigerant flow cooling/heating unit provides a cooling medium or a heating medium at varying rates to control a temperature of a zone.
F24F 3/048 - Systems in which all treatment is given in the central station, i.e. all-air systems with temperature control at constant rate of air-flow
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
F24D 5/04 - Hot-air central heating systems; Exhaust-gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air to the air heater
F24F 11/85 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using variable-flow pumps
F24F 11/84 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
F24F 11/83 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
F24F 12/00 - Use of energy recovery systems in air conditioning, ventilation or screening
A packaged air turnover unit is described herein. The packaged air turnover comprises a compressor and condenser within a housing of the packaged air turnover unit. The packaged air turnover unit further includes one or more heat exchangers to cool air and one or more heaters to heat air, providing either cooling or heating to a space depending on the configuration of the unit.
heating, ventilating, and air-conditioning equipment and accessories, namely, fresh air blowers being hot air blowers and air cooling apparatus, automatic furnace chimney vent dampers, evaporator coils as part of heating or cooling installations; air conditioner and heating apparatus consisting of low to medium static pressure hot-air and cold-air condensors, blowers and compressors as components for the commercial market; fluid, air and water heaters, and chillers for domestic, commercial and industrial use, namely, thermal fluid heaters being heating installations, make-up air heaters, air-cooled chillers being air conditioning apparatus, water-cooled chillers being water cooling installations, compressor chillers being air conditioning apparatus, and absorption liquid chillers for air conditioning purposes; air delivery and handling units, namely, air conditioning and heating apparatus for cooling, heating and ventilating domestic, commercial and industrial buildings and for use in commercial process applications; air conditioning units consisting of air induction units, filters, humidifiers, ventilators, diffusers, blenders and convectors; condensing units for air conditioners; heating and heat exchanging apparatus not being parts of machines, and refrigerating, freezing and chilling apparatus for industrial and domestic use, namely, fan-coil units, electric fans and blowers being hot air blowers and air cooling apparatus; furnaces; air conditioners and heat pumps; heat exchangers not being parts of machines for use in heat transfer for industrial and commercial uses; air conditioners, furnaces and heat pumps; Refrigeration Units; Fluid, Air, and Water Heaters and Coolers being heating installations, air cooling apparatus, water cooling installations, and electric coolers for Domestic, Commercial, and Industrial Uses; Air Delivery and Handling Units for Cooling; Heating, and Ventilating Domestic, Commercial, and Industrial Buildings, and for Use in Commercial Process Applications; Hydrocarbon Fuel Burners, Incinerators
4.
Multi-zone variable refrigerant flow heating/cooling unit
A method for air conditioning including installing an air conditioning unit at a desired location. The air conditioning unit includes a housing that has air supply inlets and exhaust air outlets. The housing encloses a mode control unit that switches a zone coil associated with a zone from a cooling mode to a heating mode by switching from a cooling medium to a heating medium flowing through the zone coil. The zone coil receives the heating or cooling medium and conditions incoming air from a supply fan to be exhausted in a zone associated with the zone coil. A variable refrigerant flow cooling/heating unit provides a cooling medium or a heating medium at varying rates to control a temperature of a zone.
F24F 3/00 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
F24F 3/048 - Systems in which all treatment is given in the central station, i.e. all-air systems with temperature control at constant rate of air-flow
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
F24D 5/04 - Hot-air central heating systems; Exhaust-gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air to the air heater
F24F 11/83 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
F24F 12/00 - Use of energy recovery systems in air conditioning, ventilation or screening
A packaged air turnover unit is described herein. The packaged air turnover comprises a compressor and condenser within a housing of the packaged air turnover unit. The packaged air turnover unit further includes one or more heat exchanges to cool air and one or more heaters to heat air, providing either cooling or heating to a space depending on the configuration of the unit.
A method for air conditioning including installing an air conditioning unit at a desired location. The air conditioning unit includes a housing that has air supply inlets and exhaust air outlets. The housing encloses a mode control unit that switches a zone coil associated with a zone from a cooling mode to a heating mode by switching from a cooling medium to a heating medium flowing through the zone coil. The zone coil receives the heating or cooling medium and conditions incoming air from a supply fan to be exhausted in a zone associated with the zone coil. A variable refrigerant flow cooling/heating unit provides a cooling medium or a heating medium at varying rates to control a temperature of a zone.
F25B 29/00 - Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
F24F 3/048 - Systems in which all treatment is given in the central station, i.e. all-air systems with temperature control at constant rate of air-flow
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
F24D 5/04 - Hot-air central heating systems; Exhaust-gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air to the air heater
F24F 11/83 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
F24F 12/00 - Use of energy recovery systems in air conditioning, ventilation or screening
Apparatus and methods provide for a dual pass air flow configuration in an air conditioning system to improve efficiency and performance of the air conditioning system. An air conditioning device includes a pre-conditioned air passage chamber separated from a post-conditioned air passage chamber by an impermeable partition. A coil system separates the pre-conditioned air passage chamber and the post-conditioned air passage chamber from a partially-conditioned air passage chamber. The coil system is configured to receive air from the pre-conditioned air passage chamber and to condition the air passing through the coil system into the partially-conditioned air passage chamber. The coil system is also configured to receive the air from the partially-conditioned air and further condition the air as it passes through the coil system into the post-conditioned air passage chamber.
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
B23P 19/04 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
F24F 12/00 - Use of energy recovery systems in air conditioning, ventilation or screening
8.
Multi-zone variable refrigerant flow heating/cooling unit
An air conditioning that includes a housing. The housing encloses a mode control unit that switches a zone coil associated with a zone from a cooling mode to a heating mode by switching from a cooling medium to a heating medium flowing through the zone coil. The zone coil receives the heating or cooling medium and conditions incoming air from a supply fan to be exhausted in a zone associated with the zone coil. A variable refrigerant flow cooling/heating unit provides a cooling medium or a heating medium at varying rates to control a temperature of a zone.
F24F 3/00 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
F24F 3/048 - Systems in which all treatment is given in the central station, i.e. all-air systems with temperature control at constant rate of air-flow
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
F24D 5/04 - Hot-air central heating systems; Exhaust-gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air to the air heater
F24F 11/83 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
F24F 12/00 - Use of energy recovery systems in air conditioning, ventilation or screening
heating, ventilating, and air-conditioning equipment and accessories, namely, fresh air blower, automatic furnace chimney vent dampers, evaporator coils, and blowers; air conditioner and heating apparatus consisting of low to medium static pressure hot-air and cold-air condenser/blower/compressor combination for the commercial market; fluid, air and water heaters, and chillers for domestic, commercial and industrial use, namely, thermal fluid heaters, make-up air heaters, air-cooled chillers, water-cooled chillers, compressor chillers, absorption liquid chillers for air conditioning purposes; air delivery and handling units in the nature of air conditioners for cooling, heating and ventilating domestic, commercial and industrial buildings and for use in commercial process applications; air conditioning units consisting of air induction units, filters, humidifiers, ventilators, diffusers, blenders and convectors; condensing units for air conditioners; heating and heat exchanging, refrigerating, freezing and chilling apparatus for industrial and domestic use, namely, fan-coil units, fans and blowers; furnaces; air conditioners and heat pumps; heat exchangers not being parts of machines for use in heat transfer for industrial and commercial uses
10.
Multi-zone variable refrigerant flow heating/cooling unit
A method for air conditioning including installing an air conditioning unit at a desired location. The air conditioning unit includes a housing that has air supply inlets and exhaust air outlets. The housing encloses a mode control unit that switches a zone coil associated with a zone from a cooling mode to a heating mode by switching from a cooling medium to a heating medium flowing through the zone coil. The zone coil receives the heating or cooling medium and conditions incoming air from a supply fan to be exhausted in a zone associated with the zone coil. A variable refrigerant flow cooling/heating unit provides a cooling medium or a heating medium at varying rates to control a temperature of a zone.
F24F 3/00 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
F24F 3/048 - Systems in which all treatment is given in the central station, i.e. all-air systems with temperature control at constant rate of air-flow
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
F24D 5/04 - Hot-air central heating systems; Exhaust-gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air to the air heater
F24F 11/83 - Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
F24F 12/00 - Use of energy recovery systems in air conditioning, ventilation or screening
Described herein are technologies for an enclosed, modular multi-zone variable refrigerant flow air conditioning system. In some implementations, the enclosed, modular multi-zone variable refrigerant flow air conditioning system may include a housing. The housing may have enclosed therein a variable refrigerant flow cooling/heating unit, a mode control unit, a return/exhaust fan, and a supply fan. The enclosed, modular multi-zone variable refrigerant flow air conditioning system may further include one or more units to receive a heating or cooling medium from the variable refrigerant flow cooling/heating unit to cool or heat air going to two or more zones. The enclosed, modular multi-zone variable refrigerant flow air conditioning system may be a modular unit transportable and installable as a single unit.
F24F 1/02 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
F24F 3/044 - Systems in which all treatment is given in the central station, i.e. all-air systems
F24F 3/052 - Multiple duct systems, e.g. systems in which hot and cold air are supplied by separate circuits from the central station to mixing chambers in the spaces to be conditioned
F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
Described herein are technologies for an enclosed, modular multi-zone variable refrigerant flow air conditioning system. In some implementations, the enclosed, modular multi-zone variable refrigerant flow air conditioning system may include a housing. The housing may have enclosed therein a variable refrigerant flow cooling/heating unit, a mode control unit, a return/exhaust fan, and a supply fan. The enclosed, modular multi-zone variable refrigerant flow air conditioning system may further include one or more units to receive a heating or cooling medium from the variable refrigerant flow cooling/heating unit to cool or heat air going to two or more zones. The enclosed, modular multi-zone variable refrigerant flow air conditioning system may be a modular unit transportable and installable as a single unit.
F24F 3/052 - Multiple duct systems, e.g. systems in which hot and cold air are supplied by separate circuits from the central station to mixing chambers in the spaces to be conditioned
F24F 11/67 - Switching between heating and cooling modes
F24D 5/04 - Hot-air central heating systems; Exhaust-gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air to the air heater
F24D 19/10 - Arrangement or mounting of control or safety devices
heating, ventilating, and air-conditioning equipment and accessories, namely, fresh air blower, automatic furnace chimney vent dampers, evaporator coils, and blowers; air conditioner and heating apparatus consisting of low to medium static pressure hot-air and cold-air condenser/blower/compressor combination for the commercial market; fluid, air and water heaters, and chillers for domestic, commercial and industrial use, namely, thermal fluid heaters, make-up air heaters, air-cooled chillers, water-cooled chillers, compressor chillers, absorption liquid chillers for air conditioning purposes; air delivery and handling units for cooling, heating and ventilating domestic, commercial and industrial buildings and for use in commercial process applications; air conditioning units consisting of air induction units, filters, humidifiers, ventilators, diffusers, blenders and convectors; condensing units for air conditioners; heating and heat exchanging, refrigerating, freezing and chilling apparatus for industrial and domestic use, namely, fan-coil units, fans and blowers; furnaces; air conditioners and heat pumps; heat exchangers not being parts of machines for use in heat transfer for industrial and commercial uses
heating, ventilating, and air-conditioning equipment and accessories, namely, fresh air blower, automatic furnace chimney vent dampers, evaporator coils, and blowers; air conditioner and heating apparatus consisting of low to medium static pressure hot-air and cold-air condenser/blower/compressor combination for the commercial market; fluid, air and water heaters, and chillers for domestic, commercial and industrial use, namely, thermal fluid heaters, make-up air heaters, air-cooled chillers, water-cooled chillers, compressor chillers, absorption liquid chillers for air conditioning purposes; air delivery and handling units for cooling, heating and ventilating domestic, commercial and industrial buildings and for use in commercial process applications; air conditioning units consisting of air induction units, filters, humidifiers, ventilators, diffusers, blenders and convectors; condensing units for air conditioners; heating and heat exchanging, refrigerating, freezing and chilling apparatus for industrial and domestic use, namely, fan-coil units, fans and blowers; furnaces; air conditioners and heat pumps; heat exchangers not being parts of machines for use in heat transfer for industrial and commercial uses
heating, ventilating, and air-conditioning equipment and accessories, namely, fresh air blower, automatic furnace chimney vent dampers, evaporator coils, and blowers; air conditioner and heating apparatus consisting of low to medium static pressure hot-air and cold-air condenser/blower/compressor combination for the commercial market; fluid, air and water heaters, and chillers for domestic, commercial and industrial use, namely, thermal fluid heaters, make-up air heaters, air-cooled chillers, water-cooled chillers, compressor chillers, absorption liquid chillers for air conditioning purposes; air delivery and handling units for cooling, heating and ventilating domestic, commercial and industrial buildings and for use in commercial process applications; air conditioning units consisting of air induction units, filters, humidifiers, ventilators, diffusers, blenders and convectors; condensing units for air conditioners; heating and heat exchanging, refrigerating, freezing and chilling apparatus for industrial and domestic use, namely, fan-coil units, fans and blowers; furnaces; air conditioners and heat pumps; heat exchangers not being parts of machines for use in heat transfer for industrial and commercial uses
Apparatus and methods provide for a dual pass air flow configuration in an air conditioning system to improve efficiency and performance of the air conditioning system. An air conditioning device includes a pre-conditioned air passage chamber separated from a post-conditioned air passage chamber by an impermeable partition. A coil system separates the pre-conditioned air passage chamber and the post-conditioned air passage chamber from a partially-conditioned air passage chamber. The coil system is configured to receive air from the pre-conditioned air passage chamber and to condition the air passing through the coil system into the partially-conditioned air passage chamber. The coil system is also configured to receive the air from the partially-conditioned air and further condition the air as it passes through the coil system into the post-conditioned air passage chamber.
F25D 17/06 - Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
