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WO/2011/008849A1 |
A method inhibits formation of deposits on a cooling surface of an electrode. The electrode is used in a manufacturing system that deposits a material on a carrier body. The cooling surface comprises copper. The system includes a reactor...
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WO/2010/143373A1 |
Disclosed is a heat pump system (100) comprised of a heat pump circuit (110); a tank (151) for storing a heat accumulation fluid; a boiling path (150) for boiling the heat accumulation fluid; a defrosting path (120) which connects a port...
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WO/2010/140369A1 |
A refrigeration device for a trailer comprises a refrigerant circuit (21) provided with: an electric compressor (22); a condenser (23); an expansion mechanism (24); an evaporator (25); a hot gas introducing path (123) for connecting the ...
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WO/2010/131257A2 |
The present invention provides an energy efficient air conditioner that can provide a continuous supply of air at dew point that is several degrees Celsius below zero, without requiring a defrost cycle. The air conditioner in accordance ...
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WO2010109689A1 |
Before defrosting operation, a heat pump type hot water supply device performs high-temperature liquid introducing operation for introducing a high-temperature liquid (including water) into a liquid-refrigerant heat exchanger (5), and du...
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WO/2010/106805A1 |
Disclosed is an air conditioner which can keep post-startup overshoot low while rapidly securing full startup performance. The air conditioner (1) uses a refrigeration cycle having a compressor (21) and coolant tubing (F) structured with...
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WO/2010/107691A1 |
A heat exchanger includes a motor that rotates a motor shaft to rotate a fan. An operating speed of the motor shaft determines an airflow through a heat exchanger coil. The heat exchanger also includes a sensor that detects a parameter o...
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WO/2010/107536A2 |
An apparatus and method are disclosed for terminating a refrigeration unit's defrost function. The refrigeration unit comprises an evaporator, a temperature sensor to measure the temperature of the evaporator during a defrost function, a...
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WO/2010/104757A2 |
A system and method for defrosting an air source heat pump are presented. A defrost conduit extends from the discharge from a system compressor to the outdoor coil. The defrost conduit includes a normally closed defrost valve. When the n...
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WO/2010/098061A1 |
A heat pump system (1) has a heat source unit (2), a discharged refrigerant conduit (12), a liquid refrigerant conduit (13), a gaseous refrigerant conduit (14), a first utility unit (4a), and a second utility unit (10a). The first utilit...
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WO/2010/098069A1 |
The energy used by a heat pump system that can heat an aqueous medium utilizing the heat pump cycle is reduced. The heat pump (1) is equipped with a heat source unit (2), first utility units (4a, 4b), and second utility units (10a, 10b)....
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WO/2010/090071A1 |
A heat pump-type hot-water supply and air-conditioning device (HP) provided with a water system (30) which is subjected to heating by a refrigerant system (10) of a heat pump to obtain hot water and performing defrosting operation by set...
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WO/2010/082325A1 |
An air conditioner which can, despite having only a single outdoor unit, efficiently perform defrosting while continuing heating. The air conditioner has a refrigerant circuit formed by interconnecting by piping a compressor (1) for pres...
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WO/2010/076858A1 |
Provided is a heat pump type water heater, which has a small number of parts, which has a simple structure but can prevent the freeze of a drain pan, and which has a drain residual hardly left in a drain pan. The heat pump type water he...
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WO/2010/070828A1 |
The refrigerant circuit (100c) of a heat pump hot-water supply device (100) is equipped with a compressor (1), a four-way valve (2), a water heat exchanger (3), a heat transfer tube (7) housed within a heat-storing water tank (8), an exp...
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WO/2010/055670A1 |
An air conditioning device capable of removing even frost deposited on a device and a member which are located downstream of airflow which exchanges heat with an outdoor heat exchanger. In an air conditioning device (1), in heating oper...
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WO/2010/054498A1 |
A heat pump system operable in a cooling mode, a heating mode and a defrost mode includes a refrigerant compressor (20), a reversing valve (30), a first heat exchanger (40) and a second heat exchanger (50) disposed in a refrigerant circu...
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WO/2010/050002A1 |
An air conditioner in which a heat source-side heat exchanger (12), intermediate heat exchangers (15a, 15b), and utilization-side heat exchangers (26a-26d) are respectively formed as separate bodies and adapted so that they can be placed...
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WO/2010/038518A1 |
Provided is an air conditioner having an excellent reliability and providing a comfortable state. The air conditioner sets a bypass defrost region and a reverse defrost region based on the temperature of the outdoor heat exchanger and t...
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WO/2010/038572A1 |
A defrost heat exchanger (14) is provided with low-pressure cooling medium piping (20) wherein a low-pressure medium flows, high-pressure cooling medium piping (21) which is brought into contact with the low-pressure cooling medium pipin...
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WO/2010/039385A2 |
A refrigerant system has a compressor for compressing and delivering refrigerant to a heat rejecting heat exchanger. Refrigerant from the heat rejecting heat exchanger passes through an expansion device, and then to an evaporator. A rehe...
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WO/2010/035983A2 |
The present invention relates to a defrosting timing sensing device for an evaporator for a refrigerating cycle, and more particularly, to a device for sensing the defrosting timing of the frost formed at an outdoor heat exchanger for a ...
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WO/2010/032430A1 |
An air conditioning device includes: a heat pump freezing cycle formed by connecting a compressor (1), a four-way valve (2), an indoor heat exchanger (3), a pressure reducer (4), and an outdoor heat exchanger (5) by a coolant circuit; an...
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WO/2010/032412A1 |
An air conditioning device, wherein the growth of ice on a bottom plate of an outdoor unit can be suppressed without the use of a structure, such as a heater, other than a refrigeration cycle. An air conditioning device (1) comprising a...
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WO/2010/023975A1 |
Provided is a heat pump device wherein a defrost operation can be started at an optimal timing for maximizing the efficiency (when COP is maximized). A heat pump device (100) comprises a refrigerant circuit wherein a compressor (1), a co...
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WO/2010/020536A1 |
The invention relates to a refrigeration device (1) comprising an interior space (2) and an evaporator (7) arranged therein. At least one section of the evaporator and/or the equipment (24, 25) of the interior space (2) has a microstruct...
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WO/2010/019144A1 |
A liquid cryogen based blending system and method is provided. The disclosed embodiment of the system includes a liquid cryogen flow circuit, a heated fluid circuit (18), and a plurality of injectors or nozzles (28) disposed adapted for ...
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WO/2010/016361A1 |
A resin material for a refrigeration circuit comprising a compressor for a refrigerant, a condenser, a means of pressure reduction/expansion, and an evaporator, the resin material being disposed in the refrigeration circuit in such a pos...
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WO/2009/158612A2 |
A hot gas defrost process is disclosed for defrosting an evaporator of a refrigeration system. In an exemplary embodiment, the hot gas defrost process includes the step of flooding at least one evaporator to be defrosted with liquid refr...
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WO/2009/147803A1 |
Disclosed is a heat pump unit able to prevent freezing of the drain opening of a drain pan provided in an evaporator. The heat pump unit (1) comprises a refrigeration circuit (16) principally configured from an evaporator (11), a compres...
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WO/2009/148011A1 |
A heat pump unit (1) has a refrigerant circuit (16) and an evaporator (11) provided for the refrigerant circuit (16), a compressor (12), a condenser (13), an expansion mechanism (15), and a defrost heat exchanger (19). The defrost heat e...
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WO/2009/140491A2 |
A refrigeration system that includes at least one semi-closed air-refrigerated chamber and an air- cycle refrigeration loop for drawing air from the refrigerated chamber(s), cools the air, and returns the now-cooled air to the refrigerat...
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WO/2009/140584A2 |
Surged vapor compression heat transfer 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 after the initial cool-dow...
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WO/2009/140532A2 |
A DX heating/cooling system includes an automatic hot gas by-pass valve (1) for preventing frosting of an interior heat exchanger/air handler (6) when the system is switched from the heating mode to the cooling mode, and a specially size...
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WO/2009/131083A1 |
An air conditioner (1) uses carbon dioxide as the refrigerant and is provided with a two-stage compression type compression mechanism (2), a heat source heat exchanger (4), an expansion mechanism (5), a utilization heat exchanger (6), a ...
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WO/2009/131088A1 |
An air conditioner (1) uses carbon dioxide as the refrigerant and is provided with a two-stage compression type compression mechanism (2), a heat source heat exchanger (4), an expansion mechanism (5), a utilization heat exchanger (6), a ...
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WO/2009/128271A1 |
In an ejector-type refrigeration cycle device provided with a first compression mechanism (11a) and a second compression mechanism (21a), a refrigerant outlet of a suction-side evaporator (16) is connected to a refrigerant suction port (...
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WO/2009/127062A1 |
A refrigeration unit comprises a CO2 refrigeration circuit having a CO2 compression stage in which CO2 refrigerant is compressed, a CO2 condensation stage having a tank in which CO2 refrigerant is accumulated in a liquid state, at least ...
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WO/2009/116506A1 |
Disclosed is a freezer that prevents accumulation of coolant inside a heat exchanger at the time of a reverse cycle defrosting. A freezer (1) comprises an in-compartment unit (2), a duct (3), and a gas pipe (4). The in-compartment unit (...
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WO/2009/117137A2 |
A frost detector, system, and method for controlling frost formation on the evaporator of a device operating in a refrigeration cycle by initiating defrost cycles when frost is optically detected. The system includes apparatus for delive...
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WO/2009/103471A2 |
A Refrigerating circuit according to the invention comprises a compressor, a condenser/gas cooler, an expansion device (2), an evaporator (4), and refrigerant conduits circulating a refrigerant therethrough. The evaporator (4) comprises ...
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WO/2009/096179A1 |
An auxiliary unit (50) for heating is connected with a refrigerant circuit (15) in an air conditioner (10). An expansion valve (53), a refrigerant heat exchanger (60) and an auxiliary compressor (54) are connected in series with the auxi...
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WO/2009/076628A2 |
An HVACSR system is disclosed that utilizes energy-efficient valving. The valving controls the flow of refrigerant and may be adapted for evaporator or condenser applications, on both AC systems and heat pumps (as well as chillers and ot...
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WO/2009/076623A1 |
An HVAC&R system is disclosed that utilizes energy-efficient valving. The valving controls the 'flow of refrigerant and may be adapted for evaporator or condenser applications, on both AC systems and heat pumps (as well as chillers and o...
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WO/2009/069678A1 |
An air conditioner (1) uses carbon dioxide as the refrigerant and has a two-stage compression type compression mechanism (2), a heat source-side heat exchanger (4), an expansion mechanism (5), a utilization-side heat exchanger (6), a swi...
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WO/2009/069603A1 |
An air conditioner (1) uses carbon dioxide as the refrigerant and has a two-stage compression type compression mechanism (2), a heat source-side heat exchanger (4), an expansion mechanism (5), a utilization-side heat exchanger (6), a swi...
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WO/2009/066581A1 |
A heat pump type air conditioner in which an outdoor heat exchanger and a drain pan are reliably prevented from freezing in heating operation without high cooling/heating ability and performance of the air conditioner being affected. The...
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WO/2009/061031A2 |
A refrigerator control method is provided that may efficiently perform a defrosting operation. The method includes performing a normal operation of a refrigerating storage room and a normal operation of a freezing storage room selectivel...
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WO/2009/061094A2 |
A refrigerator and a control method of the same are disclosed. A refrigerator includes a plurality of evaporators (400,500) and a refrigerant path conversion device (300,600) connected with the plurality of the evaporators (400,500), the...
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WO/2009/061070A2 |
An apparatus for storing food therein and method for manufacturing. the same are disclosed. Space utilization efficiency can be enhanced by configuring a single-body duct diverging to different storage rooms. The present invention includ...
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