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WO/2016/013194A1 |
A refrigeration cycle device is provided with: a first refrigeration cycle circuit (1); a second refrigeration cycle circuit (2); a warm water circuit (5) that cools a heat source (3); a first water-refrigerant heat exchanger (13) that p...
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WO/2016/010220A1 |
The present invention relates to a cooling device and a method for controlling the cooling device, wherein the cooling device comprises: a refrigerant pipe including a polymer material; and a power supply unit for supplying, to the refri...
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WO/2016/008134A1 |
Provided is a heat pump system (10, 10A) for a conditioned space comprising a first thermal fluid circuit adapted to selectably operate to circulate a thermal fluid therein, and a second thermal fluid circuit adapted to selectably operat...
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WO/2016/002009A1 |
This air conditioning apparatus is provided with: a flow rate adjustment apparatus (42), which is provided on a bypass circuit (41), and which adjusts the quantity of a cooling medium flowing on the bypass circuit (41); a housing (10a) h...
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WO/2015/198742A1 |
In this chiller system, one unit from a plurality of chillers is designated as a master unit chiller. From among the plurality of chillers, a chiller that requires defrost operation makes a request, to the master unit chiller, for defros...
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WO/2015/194167A1 |
A heat pump device comprising: a heat pump cycle (20) having an evaporator (24) that evaporates a refrigerant; a heat source air guiding unit (40b) that guides heat source air having a higher temperature than external air, to the evapora...
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WO/2015/194295A1 |
[Problem] To provide a frost detector and frosting state detection device capable of detecting a frosting state using a simple configuration. [Solution] A frost detector (101) is characterized by being provided with a base member (19), a...
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WO/2015/188656A1 |
A two-stage compression air conditioning system comprises a two-stage compressor (1), a four-way reversing valve (8), an outdoor heat exchanger (6), a first throttling device (5), a flash vaporizer (4), a second throttling device (3) and...
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WO/2015/189010A1 |
The invention relates to a refrigeration device, in particular a household refrigeration device, comprising at least one storage chamber (2), an evaporator (3) for cooling the storage chamber (2), a compressor (7) for driving a refrigera...
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WO/2015/182585A1 |
To the liquid side of a top-side first heat-source-side heat exchanger (24) is connected a first heat-source-side flow adjustment valve (26) having an adjustable aperture, and to the liquid side of a bottom-side second heat-source-side h...
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WO/2015/177852A1 |
A refrigeration cycle device equipped with: a heat storage unit that is provided between multiple heat-source-side units and load-side units, and that performs a heat exchange with a refrigerant flowing between the multiple heat-source-s...
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WO/2015/177822A1 |
Provided is a unit cooler which employs an active frost pipe without having to use a larger housing and without the coefficient of performance (COP) during cooling operation deteriorating. This unit cooler is provided with: a blower (54)...
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WO/2015/166582A1 |
This apparatus is provided with: a thermal storage tank (C) in which a thermal storage medium (17) is held; a refrigerant circuit; and a heat source machine (A) housing a heat source-side heat exchanger (3), and having a base (40) for re...
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WO/2015/161743A1 |
Disclosed is an air-conditioning system with a defrosting function, comprising a compressor (1), a four-way directional control valve (2), an outdoor heat exchanger (3), a first throttling device (4) and an indoor heat exchanger (5), whe...
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WO/2015/162689A1 |
An air conditioner is provided with: a refrigeration circuit that includes a compressor (1), an outdoor heat exchanger (3), a reduction valve (22), and an indoor heat exchanger (6); and a top-flow outdoor unit (51). The outdoor heat exch...
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WO/2015/149840A1 |
The present invention relates to a refrigeration appliance having at least one refrigeration compartment preserving food items, the refrigeration appliance having a refrigeration and defrost circuit (1) comprising a compressor (2) compre...
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WO/2015/149157A1 |
A lubricant additive for introduction into a AC/R system to improve lubricant miscibility and performance in the AC/R system.
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WO/2015/151289A1 |
An air-conditioning device comprises: a heat carrier circuit through which a heat carrier flows, said heat carrier circuit being configured by connecting, by piping, a compressor, a heat-source-side heat exchanger provided with a first h...
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WO/2015/145714A1 |
The objective of the present invention is to properly estimate the frosted state of a heat exchanger even when the rotational frequency of a fan changes when estimating frost during a heating operation, and even when the characteristic i...
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WO/2015/140951A1 |
A portion of refrigerant that is discharged from an injection-type compressor (1) passes through a first by-pass pipe (21) and is supplied to an outdoor heat exchanger (9b) to be defrosted by way of a first flow path switching device (A)...
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WO/2015/135081A1 |
A device for introducing a fluid into a refrigeration or air conditioning system comprising a container containing the fluid to be dispensed and a connector for connecting the barrel to facilitate injection of the fluid into suitable por...
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WO/2015/129080A1 |
An outdoor unit (A) that constitutes a refrigeration circuit by being connected by piping to indoor units (B, C) comprises: a compressor (1) that compresses and discharges a refrigerant; a plurality of parallel heat exchangers (50) that ...
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WO/2015/129128A1 |
Provided is a heat pump system that can appropriately manage the number of heat pumps in operation even when any of the heat pumps is defrosting, and that can always operate at a capacity that corresponds to a load. Also provided is an o...
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WO/2015/128980A1 |
The present invention has a compressor (111), a usage-side heat exchanger (171), a variable flowrate adjustment valve (EV2), and a heat source-side heat exchanger (112) and comprises: a main circuit through which a refrigerant flows; and...
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WO/2015/125252A1 |
A refrigerant cycle device comprises: a capturing unit that is connected between a compressor and use-side heat exchangers so as to separate a refrigerant in a refrigerant circuit and a residual foreign substance; and a control unit that...
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WO/2015/121985A1 |
A heat source-side unit (100A) is provided with the following: a main body case (120) in which a suction port (121A) and a discharge port (122A) are formed; a heat exchanger (103A1) that is accommodated in the main body case (120A) and d...
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WO/2015/122056A1 |
The purpose of the invention is to reduce defrost operation time and to be able to draw a sufficient heat required for melting frost adhering to an outdoor heat exchanger while maintaining compressor reliability. An air conditioning devi...
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WO/2015/118580A1 |
Provided is a heat pump hot water supply device that suppresses the amount of frost formation in an air heat exchanger and is capable of efficient operation. The heat pump hot water supply device comprises: a refrigerant circuit in which...
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WO/2015/104862A1 |
In the case of one of a first heat source unit (11) and a second heat source unit (21) engaging in heating operation and the other of the first heat source unit (11) and the second heat source unit (21) engaging in defrost operation, whe...
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WO/2015/100516A1 |
A freezer includes a freezing apparatus (1) and a defrosting apparatus (4). The freezing apparatus (1) comprises a compressor (11), a condenser (12), a liquid reservoir (13), a heat exchanger (14), a first freezing solenoid valve (15a), ...
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WO/2015/097843A1 |
The purpose of the present invention is to improve the reliability of a compressor. This air conditioning device is formed by connecting, by piping: a compressor (3) for compressing a refrigerant; an outdoor heat exchanger (14) for excha...
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WO/2015/093235A1 |
A sublimation defrost system for refrigeration devices, having: a cooler provided inside a freezer and having a casing and a heat exchange pipe provided inside the casing; a refrigerator that cools and liquefies a CO2 refrigerant; and a ...
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WO/2015/093234A1 |
A defrost system for refrigeration devices, comprising: a cooler provided inside a freezer and having a heat exchange pipe arranged so as to have a height difference inside the casing and a drain receiving section provided below the heat...
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WO/2015/093233A1 |
A defrost system for a refrigeration device, comprising: a cooler provided inside a freezer and having a heat exchange pipe and a drain receiving section that are provided inside a casing; a refrigerator that cools and liquefies a CO2 re...
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WO/2015/083392A1 |
A heat pump device (1) having: a refrigerant circuit (8), in which a refrigerant circulates, and which is formed by connecting, by means of piping, a compressor (2), a first heat exchange unit (4), an expansion device (6), and a second h...
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WO/2015/075882A1 |
The heat pump cycle device comprises: a heat pump cycle (17) having a compressor (18), a radiator (19), a decompressor (20), and an evaporator (21); and a defrosting operation controller (26) capable of executing a first defrosting opera...
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WO/2015/062662A1 |
The present invention relates to a refrigerator (1) comprising: a refrigeration circuit which includes a compressor (2), a condenser (3), a capillary (4), a freezer evaporator (5) and a fresh food evaporator (6) which are serially arrang...
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WO/2015/063846A1 |
The objective of the present invention is to provide an air conditioning device that can perform a defrosting operation while performing a heating operation, and that can have increased compactness of a heat source. The air conditioning ...
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WO/2015/059792A1 |
An air conditioner (100) comprises: first gas bypass piping (5) that branches from the discharge side of a compressor (10) and in which refrigerant flows to a heat source side heat exchanger (12) that is to be defrosted from among a plur...
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WO/2015/059945A1 |
An air conditioner that is capable of heating-defrosting operations with a specific parallelly-arranged heat exchanger from a plurality of parallelly-arranged heat exchangers being a condenser in the capacity of a heat exchanger to be de...
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WO/2015/046367A1 |
Provided is a highly reliable air conditioner that reduces backflow of a liquid to a compressor by causing a portion of gas discharged from the compressor to be diverted to the intake side during a normal cycle defrosting operation and t...
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WO/2015/046350A1 |
During a normal cycle defrosting operation, an air conditioner (1) causes a refrigerant to be diverted from the discharge side of a compressor (21) to the intake side of the compressor (21) through a discharge-intake bypass circuit (26) ...
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WO/2015/046228A1 |
During a normal cycle defrosting operation, an air conditioner (1) causes a refrigerant to be diverted from the discharge side of a compressor (21) to the intake side of the compressor (21) through a discharge-intake bypass circuit (26) ...
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WO/2015/045685A1 |
This air conditioner device (100) is provided with: a main refrigerant circuit (81) having a compressor (31), a four-way switching valve (32), an indoor heat exchanger (21), a main valve (35), and an outdoor heat exchanger (33), and capa...
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WO/2015/046230A1 |
During a normal cycle defrosting operation, an air conditioner (1) causes a refrigerant to be diverted from the discharge side of a compressor (21) to the intake side of the compressor (21) through a discharge-intake bypass circuit (26) ...
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WO/2015/043678A1 |
The present invention relates to a refrigerator comprising: a refrigeration circuit (14) which includes: a compressor (2), a condenser (3), a first capillary (4), a freezer evaporator (5) and a fresh food evaporator (6) which are seriall...
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WO/2015/043898A1 |
The invention relates to a cooling machine, in particular for a domestic refrigeration device. In a refrigerant circuit (1) of said machine, a compressor (2), a condenser (3), a restricted flow zone (4) and an evaporator (5) are connecte...
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WO/2015/043097A1 |
A defrosting control method for an air conditioner system comprises the steps: when it is determined that an air conditioner meets a defrosting entering condition, connecting a bypass loop; when a bypass defrosting quitting condition is ...
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WO/2015/037057A1 |
The purpose of this invention is to provide a refrigerating device that can prevent liquid refrigerant from flowing back to a compressor and that can shorten the defrost time without increasing construction costs or equipment costs. This...
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WO/2015/035863A1 |
A refrigerator with a shielding apparatus that reliably prevent defrosting hot air from leaking. The movable shielding apparatus (50) is arranged on an outer side of an air supply outlet (13a) of a cooling chamber (13). The shielding app...
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