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Matches 1 - 50 out of 10,204

Document Document Title
WO/2018/033967A1
This refrigeration device has: a main refrigerant circuit that includes a compressor, a heat-source-side heat exchanger, a load-side expansion valve, and a load-side heat exchanger; a hot gas refrigerant circuit that branches from the ma...  
WO/2018/032108A1
A refrigeration system operable in cooling mode and defrosting mode is provided. The refrigeration system includes a defrost line connecting a first reservoir to an evaporation stage for conveying at least part of the flash gas from the ...  
WO/2018/029763A1
This air conditioner has: a refrigerant circuit in which a compressor, a 4-way valve, a heat source-side heat exchanger, an expansion valve, and a load-side heat exchanger are connected; and a control unit that controls a refrigeration c...  
WO/2018/025382A1
Disclosed is a heat source system that is provided with a heat source unit that heats and cools a fluid, and a control device that controls the heat source unit. The heat source unit is provided with: a refrigerant circuit wherein a comp...  
WO/2018/026137A1
The present invention relates to a heat exchanger alternating-type heat pump system having a novel structure and enabling operation by connecting different types of heat sources or different types of loads to the plurality of heat exchan...  
WO/2018/022097A1
A refrigerant system includes a compressor connected to a first valve forming a harvest line, a condenser connected to the compressor by a first segment of conduit and an expansion device by a second segment of conduit with the condenser...  
WO/2018/020653A1
Provided is a freezer-refrigerator that comprises: a refrigeration cycle; a defrost heater for melting frost adhering to a cooler; a defrost temperature sensor for detecting the cooler temperature; and a control device that ends energiza...  
WO/2018/020621A1
Provided is an air conditioning device comprising a heat source, a plurality of indoor units, a relay device, and a control unit. The relay device has a liquid state detection unit, a gas/liquid separation device, a second flow rate cont...  
WO/2018/011845A1
This refrigerating device comprises: a main refrigerant circuit in which a compressor, a condenser, a throttling device, and an evaporator are connected via refrigerant piping; a first bypass circuit that returns refrigerant discharged f...  
WO/2018/008130A1
This air conditioning device has: a plurality of heat-source-side units including a compressor and a heat-source-side heat exchanger; a load-side heat exchanger and a load-side throttle device; a first header for branching the connection...  
WO/2018/008108A1
In a refrigeration cycle system (1) according to the present invention, a refrigerant is made to circulate through a first heat exchanger (101), a compressor (102), a second heat exchanger (103), and an expansion valve (104) in this orde...  
WO/2018/003696A1
A usage-side unit (12) has a usage-side heat exchanger (51) and an expansion valve circuit unit (52). The expansion valve circuit unit (52) has: a temperature-sensitive usage-side expansion valve (53); a main pipe (60) for channeling a r...  
WO/2017/221400A1
An outdoor heat exchanger (11) of this air-conditioning device (1) is equipped with a main heat exchanger unit (13) and an auxiliary heat exchanger unit (15). When performing operation in which the outdoor heat exchanger (11) functions a...  
WO/2017/217904A1
Method and device for reducing or eliminating a temperature drop of the supply air temperature during defrost operation, at an air handling unit (1) which is arranged with a heat pump (2) for recovering heat from an extract air stream (3...  
WO/2017/217383A1
A refrigeration cycle device (10) comprises: a plurality of refrigeration cycle units (11, 12, 13) that are configured by disposing a plurality of circuits (11a-d, 12a-d, 13a-d) each having a fan, a first controller to control the fan, a...  
WO/2017/216861A1
The air conditioner (1) comprises a bypass flow path (161) and a cooling/heating switching mechanism (150). The bypass flow path (161) is configured so as to serve as at least part of the flow path for connecting a third port (P3) to the...  
WO/2017/203680A1
This cooling unit is provided with: an evaporator; a drain pan disposed below the evaporator; a heater, which is disposed below the drain pan, and which performs heating; and a cover, which covers, with the drain pan, at least a part of ...  
WO/2017/198983A1
A liquid flow system (10) comprises a dosing device (18) for introduction of a chemical additive into a liquid flow circuit, said dosing device comprising an inlet port (25) in fluid communication with the liquid flow circuit and a conta...  
WO/2017/198321A1
The invention relates to a method for operating an air-conditioning system (10) which, in heat pump operation, can be used as a heat pump for heating an interior of a vehicle and, in cooling operation, can be used as a refrigeration unit...  
WO/2017/199289A1
Provided is an air conditioning device comprising: a first defrost piping that branches, from a main circuit, a portion of a refrigerant discharged from a compressor and supplies the refrigerant to a parallel heat exchanger to be defrost...  
WO/2017/195296A1
In a plurality of heat-source-side heat exchangers included in an outdoor unit of an air conditioning apparatus according to the present invention, a bypass circuit for defrosting is provided with a flow-rate adjustment mechanism for a r...  
WO/2017/191859A1
The purpose of the present invention is to provide a refrigerated container comprising a device capable of blocking a flow of air between a freight loading portion of the refrigerated container and a freezing unit of the refrigerated con...  
WO/2017/187505A1
Provided is a rotary flow path opening/closing valve which is capable of using one element to switch a refrigerant flow path to a plurality of patterns, and which has low power consumption. This rotary flow path opening/closing valve is ...  
WO/2017/185707A1
A heat pump water heater and a defrosting control method and device thereof. The method comprises the following steps: when the heat pump water heater enters a defrosting mode, obtaining a water inlet temperature of the heat pump water h...  
WO/2017/187655A1
In the present invention, during normal operation, a switch is made to a coolant circuit in which heat of a high-pressure coolant that has flowed out from an indoor radiator (12) is made to be stored in a heat storage member (17), and, w...  
WO/2017/184432A1
A decentralized condenser evaporator system includes (i) a condenser system positioned to receive a gaseous refrigerant from a centralized compressor system and configured to condense the gaseous refrigerant into a liquid refrigerant, (i...  
WO/2017/179500A1
A refrigerator equipped with a refrigeration cycle having at least a compressor (19), an evaporator (20), a main condenser (21), and a condensation prevention pipe (41). In addition, the refrigerator has a flow path switching valve (40) ...  
WO/2017/178275A1
A system (10) for deicing an external evaporator (50) for heat pump systems, the heat pump system comprising at least one compressor (12), at least one internal condenser (16), at least one external evaporator (50), at least one liquid s...  
WO/2017/179165A1
Provided is a refrigeration cycle device with improved energy-savings. This refrigeration cycle device comprises: a refrigerant circuit (10); a blower fan (20) which sends air to a heat exchanger (12); and a control unit (30). The contro...  
WO/2017/176838A1
A heat pump unit, which comprises: a heat pump system comprising a compressor, a refrigeration heat exchanger, a heating heat exchanger, a first heat exchanger, a flow path switching valve and a throttling element, wherein the throttling...  
WO/2017/176351A1
A refrigeration system having a refrigerant circuit including a condenser, a flow control device, an evaporator, and a compressor connected in series. The compressor is configured to circulate a cooling fluid through the refrigerant circ...  
WO/2017/175411A1
A defrosting method for removing a frost layer adhering to a cooling surface for cooling a gas to be cooled, wherein the defrosting method includes a heating/temperature-raising step in which the temperature of an adhesion surface, which...  
WO/2017/163337A1
A heat-pump-type heating apparatus (1) according to the present invention supplies heat to a heating terminal (70). The heat-pump-type heating apparatus (1) comprises a cooling cycle (10), a heat exchanging part (31), a heat dissipation ...  
WO/2017/164465A1
Disclosed is an evaporator comprising: an evaporator case formed in a box shape, opened at both sides, by bending two case sheets coupled to each other; a cooling tube remaining as an empty space between the two case sheets so as to form...  
WO/2017/161421A1
A refrigerator including a cabinet for storage of goods to be chilled or frozen. A cabinet exchanger is located within the cabinet and is coupled to a refrigeration assembly via a number of valves. The valves are arranged to switch betwe...  
WO/2017/161425A1
Disclosed is a defrost system (200) comprising a refrigeration cycle (202) and defrost cycle (204), and a first heat exchanger (206) and a second heat exchanger (208). The first heat exchanger (206) exchanges heat between the defrost cyc...  
WO/2017/164532A1
Disclosed is an evaporator comprising: an evaporator case formed in an empty box shape, of which both sides are open, so as to form a food storage space therein; a cooling tube formed in preset patterns in the evaporator case and in whic...  
WO/2017/157512A1
The invention relates to a refrigerator and/or freezer device having at least one body and at least one cooled inner chamber arranged inside said body, said device comprising at least one coolant circuit which cools the inner chamber, an...  
WO/2017/153141A1
In a refrigerator having a freezer box and a refrigerant circuit, which has a compressor (21) and a first evaporator (33, 63), wherein the first evaporator is arranged downstream of a stop valve (36, 67) and a first capillary tube (31, 6...  
WO/2017/150349A1
An air conditioning device (10) that is a freezing device suppressing prolongation of defrosting operation is provided with a four-stage compressor (20), a fourth heat exchanger (44), a first heat exchanger (41), a bypass valve (28), and...  
WO/2017/145762A1
Provided is a heat pump device that comprises a compressor, a condenser, a main inflation unit, and an evaporator constituted of two heat exchangers, the heat pump device also including: a refrigerant circuit in which a refrigerant is ci...  
WO/2017/138108A1
The purpose of the invention is to increase or decrease the amount of circulating refrigerant that is diverted to an indoor heat exchanger and a heat source-side heat exchanger that is being defrosted by way of increasing or decreasing t...  
WO/2017/138107A1
In order to obtain a refrigeration cycle device with which a heating operation and a simultaneous heating/hot-water supply operation can be performed continuously without a stoppage even in an environment in which frost forms on a heat-s...  
WO/2017/134807A1
This air conditioner device is provided with: a refrigerant circuit in which a compressor, a channel-switching unit, an outdoor heat exchanger, an expander, and an indoor heat exchanger are connected by piping, the refrigerant circuit ch...  
WO/2017/130845A1
A heat pump system, provided with a heat pump cycle (10), a heat medium circulation circuit (20), and a refrigeration cycle device. The heat pump cycle has a compressor (11), a first heat exchanger (12), a decompression device (13), and ...  
WO/2017/130299A1
The purpose of the present invention is to obtain a refrigeration device capable of defrosting an evaporator in a short period of time. A refrigeration device (100) comprises: a refrigerant circuit (100A) which connects with a refrigeran...  
WO/2017/122265A1
This air conditioner is equipped with: a refrigerant circuit which is configured of a compressor, an outdoor heat exchanger, an expansion unit, and an indoor heat exchanger connected by piping and which circulates a refrigerant therethro...  
WO/2017/122685A1
Provided is a refrigeration device with which it is possible to suppress defects caused by excessive refrigeration even if defrosting is performed in only some of a plurality of outdoor units. An air-conditioning device (100) formed by c...  
WO/2017/122264A1
This air conditioner is equipped with: a first temperature-measuring device which is provided in an indoor heat exchanger so as to measure one of the condensation temperature and the evaporation temperature of a refrigerant; a second tem...  
WO/2017/122686A1
Provided is a refrigeration device in which it is possible to minimize a decrease in the temperature of an indoor heat exchanger while also preventing a compressor from running out of refrigerant oil. An air-conditioning device (100) for...  

Matches 1 - 50 out of 10,204