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WO/2012/014345 |
This heat pump comprises a first bypass pipe (6) and a second bypass pipe (40). One end of the first bypass pipe (6) is connected to a main pipe (5) connecting a compressor (1) to an indoor heat exchanger (2), and the other end of the fi...
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WO/2012/012423 |
A variable capacity screw compressor comprises a suction port, at least two screw rotors and a discharge port being configured in relation to a selected rotational speed that operates at least one screw rotor at an optimum peripheral vel...
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WO/2012/012485 |
A system has first and second compressors (22, 180), a heat rejection heat exchanger (30), an ejector (38), a heat absorption heat exchanger (64), and a separator (48). The heat rejection heat exchanger (30) is coupled to the compressor ...
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WO/2012/008479 |
Disclosed is a heat pump system that can cause a favorable energy consumption efficiency even when using a fixed-volume-ratio multistage-compression refrigeration cycle. A compression mechanism (20) has a high-stage-side compression mech...
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WO/2012/008431 |
Disclosed is a heat pump system that can cause energy consumption efficiency to be favorable when heating a fluid to a heating target temperature, even if the system is a fixed-volume-ratio multistage-compression refrigeration cycle. In ...
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WO/2012/006436 |
A combined heating, ventilation, air conditioning, and refrigeration ("HVACR") system including an HVAC sub-system and a refrigeration sub-system. The HVAC sub-system is in communication with an open space of an indoor environment and in...
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WO/2012/003906 |
The invention relates to a refrigeration system for cooling the interior of a mobile refrigerated space, for example a refrigerated container, comprising two speed-controlled compressors, which can be operated in parallel as a single sta...
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WO/2012/004992 |
A rotary compressor (102) comprises a shaft (4), a cylinder (5), a piston (8), a first vane (32), a second vane (33), a first suction hole (19), and a second suction hole (20). The first vane (32) partitions the space between the cylinde...
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WO/2012/004993 |
A rotary compressor (102) is provided with a shaft (4), a cylinder (5), a piston (8), a first vane (32) and a second vane (33). The first vane (32) partitions the space between the cylinder (5) and the piston (8) along the circumferentia...
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WO/2012/004987 |
Disclosed is a two-stage pressure buildup refrigeration cycle system which includes a higher-stage compressor mechanism (11a) and a lower-stage compressor mechanism (12a), the refrigerant delivery capacities of which are independently co...
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WO/2012/001842 |
When a refrigerant which is mainly hydro-fluoro-olefins is used in a refrigeration cycle device, a metal which forms the cycle acts as a catalyst and decomposes and polymerises refrigerant comprising refrigerating oil and carbon double b...
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WO/2012/001847 |
Disclosed is an air conditioner provided with: a temperature distribution detection means (12) for detecting the temperature distribution of a room (1); a coolant leak detection means (13) for detecting coolant leaks; a ventilation contr...
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WO/2012/002498 |
Disclosed is a refrigeration cycle apparatus comprised of a suction pipe having a T-shaped branch pipe which divides a flow of refrigerant from an accumulator into flows of the refrigerant toward suction ports of a plurality of compresso...
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WO/2012/002248 |
Provided is a refrigeration apparatus wherein hot water can be supplied by effectively using waste heat generated when a food or the like is cooled, and the cooling capacity and the cooling efficiency can be improved. A supercooling devi...
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WO/2011/161953 |
Disclosed is a refrigeration cycle apparatus (100) provided with a compressor (2), a heat radiator (3), a positive-displacement fluid machine (4), an evaporator (7), and an injection passage (10f). The positive-displacement fluid machine...
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WO/2011/161952 |
Disclosed is a refrigeration cycle apparatus (100) provided with a compressor (2), a heat radiator (3), a positive-displacement fluid machine (4), an evaporator (7), an injection passage (10f), and a controller (102). The positive-displa...
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WO/2011/158305 |
Disclosed is a refrigerating air-conditioning device that can simultaneously process air-conditioning loads, such as cooling loads and heating loads, and other refrigeration and freezing loads, and that enables provision of a stable heat...
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WO/2011/158315 |
Provided is an extension condenser which can be easily added to a refrigeration cycle apparatus and which can further improve the condensation efficiency. A refrigeration cycle apparatus (20) is provided with a compressor (22), a four-wa...
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WO/2011/154428 |
The present invention relates to a hermetic compressor (1 ) suitable for use in cooling devices like the refrigerator comprising a casing (2), a stator stack (3) composed of laminations (L), disposed inside the casing (2), a block (4) di...
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WO/2011/155386 |
Provided is a configuration for combining discharge gas bypasses when water temperature does not reach a target high temperature by only controlling the speed of a compressor. An engine-driven hot water supply circuit (1) drives a compre...
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WO/2011/154430 |
The present invention relates to a hermetic compressor (1) suitable for use in cooling devices like the refrigerator, comprising a casing (2), a stator stack (3) composed of laminations (L), disposed inside the casing (2), a block (4) di...
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WO/2011/155175 |
Disclosed is a hermetic compressor wherein a compression mechanism unit (5), a high-pressure chamber (16) communicating with the compression mechanism unit (5) and a discharge port (2), a lubricant storage (17) disposed on the bottom of ...
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WO/2011/150798 |
A thermoelectric cooling module TEC refrigerating installation comprises a TEC module, a first heat exchanging device and a second heat exchanging device. The TEC module includes a cold end and a hot end opposite to each other. The first...
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WO/2011/151985 |
Disclosed is a freezing device comprising a cooling medium circuit (20) in which a plurality of compressors (21), a heat source-side heat exchanger (25), a dilation mechanism (52), and a using side-heat exchanger (53) are connected in or...
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WO/2011/151553 |
The invention relates to a valve arrangement comprising: a valve plate (26) including (i) a delivery port (27) intended to allow the flow of fluid from a delivery line provided in a volute of the compressor and (ii) a valve seat (28) pro...
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WO/2011/151554 |
The invention relates to a compressor including: a stationary volute (8) and a moving volute (11) each comprising a plate (9, 12) provided with a scroll (10, 13), said scrolls defining variable-volume compression chambers (14); a deliver...
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WO/2011/148567 |
When an in-door heat exchanger acts as an evaporator, each of parts is composed of an inlet part, an intermediate part and an outlet part when observed along the flow of a cooling medium, wherein the in-tube mass flow rates per unit perf...
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WO/2011/150314 |
Surged heat pump systems, devices, and methods are disclosed having refrigerant phase separators that generate at least one surge of vapor phase refrigerant into the inlet of an evaporator during an on cycle of the compressor. This surge...
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WO/2011/147058 |
A screw-type water chilling unit cooled by water and the control method thereof are disclosed. The water chilling unit cooled by water comprises a chassis (1) and a compressor (2), a condenser (3), an electronic expansion valve (4), a dr...
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WO/2011/147195 |
A screw type air-cooling water chiller assembly is provided, which comprises a base plate (1), a compressor (2), a shell-and-tube heat exchanger (3), a finned heat exchanger (4), an expansion valve (7), a reservoir (8) and a control cabi...
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WO/2011/148856 |
A method for controlling an outdoor fan, capable of highly accurately estimating the value of high pressure on the basis of a detected temperature to reduce delay in control response, thereby ensuring the reliability of the compressor. I...
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WO/2011/143642 |
A system of spacecraft radiators comprising pre-formed thermal-transfer modules joined together by at least one solid-state welding process. Critical failure points are eliminated by forming the thermal-transfer modules as a single unita...
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WO/2011/143642 |
A system of spacecraft radiators comprising pre-formed thermal-transfer modules joined together by at least one solid-state welding process. Critical failure points are eliminated by forming the thermal-transfer modules as a single unita...
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WO/2011/142234 |
The disclosed control device (80) for an air-conditioning device improves the operating efficiency of the air-conditioning device, thereby saving energy. Said air-conditioning device (10) has indoor units (40, 50, 60), which contain use-...
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WO/2011/142414 |
Disclosed is a heat pump steam generating device that can respond to changes in the usage load of the steam. The device is provided with a heat pump (2) wherein a compressor (3), a condenser (4), an expansion valve (5), and an evaporator...
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WO/2011/138864 |
Disclosed is a refrigerating apparatus wherein a power module (61) is attached in contact with a refrigerant cooler (81), and the power module is cooled by having a refrigerant dissipate heat, said refrigerant circulating inside of the r...
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WO/2011/139041 |
The present invention relates to a compressor for a heat pump, and to a heat pump system using same, wherein the compressor comprises: a sealed vessel partitioned by a diaphragm member into an upper chamber and a lower chamber; a motor d...
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WO/2011/139041 |
The present invention relates to a compressor for a heat pump, and to a heat pump system using same, wherein the compressor comprises: a sealed vessel partitioned by a diaphragm member into an upper chamber and a lower chamber; a motor d...
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WO/2011/135616 |
Disclosed is a refrigeration cycle device that is brought into a supercritical state on a high pressure side by the use of a refrigerant that transitions to a supercritical state and that can increase cooling capacity even under overload...
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WO/2011/135630 |
Disclosed is a heat pump system (1) provided with a bypass circuit (30) that connects to the intake side of a variable capacity compressor (21) from a section spanning between a variable heat-source-side expansion valve (28) and the exit...
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WO/2011/136064 |
Provided is a heat pump water heater which employs a CO2 refrigerant and is capable of being increased in capacity while allowing a container for a constituent device to be kept less than or equal to a certain size that is stipulated by ...
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WO/2011/135817 |
Disclosed is a rotary compressor provided with a compression chamber (39) wherein a single refrigerant of hydrofluoroolefin having double bonds between carbons, or a working refrigerant which at least essentially contains the hydrofluoro...
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WO/2011/135876 |
Disclosed is a refrigeration cycle device that is capable of reliably returning refrigerating machine oil to a compressor without being limited by the miscibility or immiscibility of the oil with a refrigerant. The refrigeration cycle de...
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WO/2011/135805 |
A refrigeration cycle device (100) is provided with a refrigerant circuit (106), an injection flow path (111), and a high-pressure introduction flow path (130). The refrigerant circuit (106) has a low-pressure stage compressor (105), a h...
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WO/2011/135779 |
Disclosed is a fluid machine (8A) provided with an expander (4) having an expander suction hole (4a) and an expander discharge hole (4b), a compressor (6) having a compressor suction hole (6a) and a compressor discharge hole (6b), and a ...
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WO/2011/132306 |
Disclosed is an optimal method for producing a hydrocarbon mixed refrigerant which contributes to global warming prevention by reducing the power consumption of refrigeration / AC devices and by reducing CFC substitutes (HCFC, HFC, which...
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WO/2011/132362 |
Provided is a refrigerator having a refrigerant circulation path in which a refrigerant discharged from a compressor (1) is drawn in to the compressor (1) through a condenser, an expansion mechanism (3), and an evaporator. The refrigeran...
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WO/2011/129035 |
Provided is an ice rink refrigeration facility with which ice temperature can be readily managed and an ice rink can be uniformly refrigerated regardless of the installation distance between refrigeration pipes. An ice rink refrigeration...
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WO/2011/125111 |
Provided is an air conditioning and hot-water supply composite system which is highly efficient and which appropriately controls the superheating and the supercooling of a heat exchanger, to maintain a high hot-water supply performance e...
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WO/2011/121634 |
Disclosed is an air conditioning apparatus wherein a refrigerant for realizing a transcritical cycle and a refrigerant oil having a low compatibility for the refrigerant are used for a refrigerant circuit for a refrigeration cycle, to wh...
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