Match Document Document Title
9038404 High efficiency cooling system  
A cooling system has a cabinet and a plurality of separate cooling stages including an upstream cooling stage and a downstream cooling stage. At least the upstream cooling state is a variable...
9027363 Economizer having multiple liquid outlets and multiple float expansion valves  
An economizer is provided in a multistage compression refrigeration system including a refrigerant circuit in which a multistage compressor, a condenser, a multistage expansion mechanism, and an...
8997518 Scroll compressor and air conditioner including the same  
The scroll compressor includes a fixed scroll including a first wrap, an orbiting scroll disposed to have a phase difference with respect to the fixed scroll, the orbiting scroll including a...
8991207 Refrigerating cycle apparatus and air conditioning apparatus  
To provide a refrigerating cycle apparatus capable of improving cooling ability by water spray to perform an efficient operation while suppressing decrease in collected power by an expander. The...
8984904 Refrigerating device  
A refrigerating device is provided which can improve COP when a required load is 50% of a maximum load or below. When the load required of a common evaporator is 50% or less, a control unit stops...
8973384 Heat pump apparatus  
To provide a heat pump apparatus, such as a heat pump water heating apparatus, capable of efficiently supplying high-temperature water by increasing a condensation capacity to a maximum if the...
8966933 Refrigeration apparatus  
A refrigeration apparatus includes a multistage compression mechanism, switching mechanisms, intercoolers, oil separators, and a control unit. The multistage compression mechanism has one...
8959951 Refrigeration apparatus controlling opening degree of a second expansion mechanism based on air temperature at the evaporator or refergerant temperature at the outlet of a two stage compression element  
A refrigerating apparatus, where refrigerant reaches a supercritical state in at least part of a refrigeration cycle, includes at least one expansion mechanism, an evaporator connected to the...
8948918 Outdoor fan and indoor blower controller for heating, ventilation and air conditioning system and method of operation thereof  
An HVAC controller, a method of operating an HVAC controller and an HVAC system employing the controller or the method. In one embodiment, the HVAC controller includes: (1) a processor couplable...
8935928 Integrated air-cycle refrigeration and power generation system  
An integrated power and refrigeration system is disclosed that includes a first subsystem configured to provide cooling air using a reverse-Brayton cycle using compressed air and a second...
8931304 Centrifugal compressor cooling path arrangement  
An example compressor arrangement includes a first compressor portion configured to compress a fluid and a second compressor portion configured to compress the fluid more than the first compressor...
8881541 Cooling system with tandem compressors and electronic expansion valve control  
A cooling system has a tandem compressor, a condenser, an electronic expansion valve and an evaporator arranged in a direct expansion cooling circuit. The tandem compressor includes a variable...
8863534 Direct drive system with booster compressor  
A transport refrigeration system with a direct drive compressor arrangement is provided with a variable speed electrically driven booster compressor that operates in series with the direct drive...
8863545 Refrigeration apparatus  
A refrigeration apparatus includes a multi-stage compression mechanism, heat source-side and usage side heat exchangers each operable as a radiator/evaporator, a switching mechanism switchable...
8844318 Coaxial economizer assembly and method  
A coaxial economizer for use in a chiller system comprising an inner housing and an outer housing having a common longitudinal axis. The outer housing has an inlet for receiving a fluid from a...
8826691 Air conditioner  
An air conditioner includes at least one compressor, an outlet pipe, an inlet pipe, and at least one bypass pipe. Oil and/or refrigerant discharged from the at least one compressor flows through...
8820103 Air conditioner having plural compressors with oil bypass unit  
An air conditioner includes a plurality of compressors, an intake passageway, a bypass unit, and an expansion valve. The intake passageway distributes a fluid to each of the compressors. The...
8806888 Air-conditioner with multi-stage compressor and phase separator  
An air conditioning system includes a phase separator separating a gaseous refrigerant and a liquid refrigerant from a flowing refrigerant, an evaporator evaporating the liquid refrigerant...
8800310 Turbo compressor and refrigerator  
A turbo compressor to suction and compress gas includes a housing including a flow passageway through which gas flows, an impeller disposed inside the flow passageway, the impeller providing...
8769983 Refrigeration cycle apparatus  
The present invention provides a refrigeration cycle apparatus using a first compressor and a second compressor driven by an expander and including a high and low pressure heat exchanger, in which...
8769982 Injection system and method for refrigeration system compressor  
A refrigeration system can use a flash tank to separate vapor refrigerant from liquid refrigerant. The refrigeration system can include a liquid-refrigerant injection system that can inject liquid...
8763425 Turbo compressor with multiple stages of compression devices  
A turbo compressor includes: multiple stages of compression devices arranged in series with respect to a gas passage, each of the compression devices including an impeller that rotates about an...
8756954 Turbo compressor and turbo refrigerator  
A turbo compressor is provided with a first compression stage that draws in and compresses a fluid, and a second compression stage connected to the first compression stage via a rotation shaft,...
8746008 Low vibration cryocooled system for low temperature microscopy and spectroscopy applications  
A vertical support rigidly mounted to a planar base positions and supports a cryocooler expander unit off axis and away from a sample to be examined. The sample support is likewise rigidly mounted...
8739562 System for limiting pressure differences in dual compressor chillers  
Systems for limiting pressure differences in dual compressor chillers are provided. To achieve the efficiency benefits of series flow chillers within a single unit, an evaporator and/or a...
8739565 Machine for producing and dispensing liquid and semi-liquid consumer food products  
A machine for producing liquid and semi-liquid consumer food products comprises one or more containers (2) for a basic product of the consumer product to be made; a refrigeration system (3) acting...
8726679 Dedicated pulsing valve for compressor cylinder  
A reciprocating piston compressor for use in a refrigerant compression circuit comprises first and second intake manifolds, first and second reciprocating piston compression units, an outlet...
8726684 Reversible system for recovering of heat energy by sampling and transfer of calories from one or more media into one or more other such media  
A reversible system for recovery of heat energy by sampling and transfer of calories from one or more media into one or more other media of any type. The innovation is a new principle of...
8713958 Air conditioner having indoor and outdoor units  
A triple-pipeline type first outdoor unit 2 provided with a first compressor 20 and a first outdoor heat exchanger 21, a plurality of indoor units 4A to 4D are provided, a second outdoor unit 3...
8701435 Multiple barrel frozen product dispenser  
A frozen product dispenser is characterized by at least two product freeze barrels for receiving product therein and for freezing the product for dispensing, and a refrigeration system for...
8671713 Air conditioner  
According to the present invention, an air condition comprises: a first compressor and a second compressor which compress a refrigerant through multiple stages; a condenser which condenses the...
8671706 Heat pump  
A heat pump according to the present invention comprises a plurality of the compression chambers, and compresses refrigerant with multistage, and injects vapor refrigerant into the space between...
8667810 Air conditioning system for communication equipment  
An air conditioner for communication equipment is provided. The air conditioner includes an indoor module disposed at an indoor space of a base station having communication equipment and including...
8635879 Heat pump and method of controlling the same  
A heat pump and a method of controlling a heat pump are provided. The heat pump may perform gas injection through a plurality of coolant injection circuits formed in a compressor, such as a scroll...
8627680 Centrifugal compressor assembly and method  
A centrifugal compressor assembly for compressing refrigerant in a 250-ton capacity or larger chiller system comprising a motor, preferably a compact, high energy density motor or permanent magnet...
8601832 Turbo compressor and refrigerator  
A turbo compressor has a plurality of stages of compression means, each including an impeller and a diffuser, arranged in tandem with the flow of a fluid, and is capable of compressing the fluid...
8590326 Refrigeration cycle apparatus  
A refrigeration cycle apparatus 100 includes a first compressor 101, a second compressor 102 provided in parallel with the first compressor 101, a radiator 103 for cooling a refrigerant compressed...
8584487 Refrigerant system with expander speed control  
A refrigerant system utilizes an expander to expand refrigerant and to drive or assist in driving an associated compressor. By varying the compressor load, the speed of the expander can be...
8570002 Start/stop operation for a container generator set  
A generator set including a prime mover, a generator coupled to the prime mover, and a controller that is associated with a temperature controlled space and operates the generator set in one of a...
8539791 Manufacturing method of transition critical refrigerating cycle device  
A manufacturing method of a transition critical refrigerating cycle device in which a gas cooler and a sub-cooler are integrated to constitute one heat exchanger so as to most efficiently cool a...
8529215 Liquid hydrocarbon slug containing vapor recovery system  
A liquid hydrocarbon slug-containing vessel for incorporation into a system integrating a low-pressure separator with a vapor recovery process system, and a method for regulating the temperature...
8516838 Refrigeration system and associated method  
An improved refrigeration system may include a first refrigeration loop or one to multiple units of split chillers providing cooling for HVAC, dehumidification, medium temperature load cases and...
8511112 Refrigeration cycle apparatus  
A refrigeration cycle apparatus which is capable of performing matching of the volumetric flow rate without performing pre-expansion it obtained. A refrigeration circuit includes a compression...
8468843 Temperature control system in a parked vehicle  
An air-conditioning system for vehicle temperature control incorporates a thermostat having contacts, and a circulation contour, including a condenser, an expansion valve essentially connected...
8443624 Non-Azeotropic refrigerant mixture and refrigeration cycle apparatus  
Disclosed is a non-azeotropic refrigerant mixture containing tetrafluoropropane as a high-boiling refrigerant and a refrigeration cycle apparatus in which a non-azeotropic refrigerant mixture...
8424326 Refrigerant vapor compression system and method of transcritical operation  
A refrigerant vapor compression system includes a flash tank economizer defining a separation chamber is disposed in the refrigerant circuit intermediate a refrigerant heat rejection heat...
8424339 Method and system for rotor cooling  
A motor coolant method and system is used to cool a compressor motor (36) in a refrigeration system having a multi-stage compressor (38). The compressor includes a first compressor stage (42) and...
8418482 Refrigerating system with parallel staged economizer circuits using multistage compression  
A refrigeration system (20A) comprises an evaporator (27), a two-stage compressor (32) for compressing a refrigerant, a second compressor (34) for compressing the refrigerant, a heat rejecting...
8418498 Refrigeration device and method for controlling a refrigeration device  
A refrigeration device includes an interior that is divided up into two refrigeration zones with each refrigeration zone having an evaporator and a compressor for supplying the evaporator with a...
8413458 Device for retaining beverage cooling means within a vessel  
A device (10) for retaining beverage cooling means (11) within a vessel (12) is disclosed. The device comprises a vessel engaging portion (14) and means (16) for engaging the beverage cooling...