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WO/2016/103552A1 |
In the present invention, the load on a compressor during reverse-cycle operation is reduced. When reverse-cycle operation criteria are met, a cycle control unit (32a) causes an outdoor heat exchanger (23) to function as a condenser and ...
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WO/2016/104320A1 |
The vehicle air conditioning device according to the present invention is a heat-pump-type vehicle air conditioning device provided with an outdoor heat exchanger for exchanging heat between outside air and an internally flowing refriger...
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WO/2016/098195A1 |
An air conditioning device 1 comprises at least two outdoor units mounted with a compressor 101 and an outdoor heat exchanger 103, and at least one indoor unit 200 having an indoor throttling device and an indoor heat exchanger 201. Whil...
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WO/2016/089778A1 |
An additive heat transfer unit (AHTU) can be part of or added to an air source heat pump HVAC system. The heat pump system includes a compressor (2), an expansion valve (6), first and second air source heat exchangers (22), and a reversi...
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WO/2016/088379A1 |
A refrigeration device (10) wherein: a defrosting operation control unit (106) is provided, said defrosting operation control unit beginning a defrosting operation when it is determined that the temperature difference (SS-EOS) between th...
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WO/2016/083858A1 |
A heat pump system includes a refrigerant circuit, at least one compressor, an evaporator, and a controller programmed to defrost the evaporator in a defrost mode, wherein in the defrost mode the controller is programmed to monitor the e...
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WO/2016/084139A1 |
An air conditioner 1 comprises an outdoor heat exchanger 14, an outdoor fan 12 blowing air to the outdoor heat exchanger, an outdoor fan motor 20 to drive the outdoor fan, an outdoor fan inverter 21 to drive the outdoor fan motor, and a ...
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WO/2016/084796A1 |
The purpose of the present invention is to provide an inexpensive air-conditioning machine with which it is possible to perform mild heating suitable for climates in which heating is needed for only brief periods. In this air-conditionin...
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WO/2016/084341A1 |
The purpose of the present invention is to reduce the time taken from the startup of a device until the completion of frost removal, and to prevent a large amount of liquid refrigerant from entering a compressor. Provided is a heat pump ...
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WO/2016/064200A2 |
A defrosting device includes a heating unit filled with a working fluid and including an active heating part heated to a first temperature that can evaporate the working fluid, and a passive heating part positioned at a rear side of the ...
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WO/2016/060145A1 |
In heating mode, when a thermostat OFF operation is performed, the operating time period of the immediately preceding thermostat ON operation is checked. If this operating time period is equal to or less than a prescribed time period, th...
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WO/2016/056078A1 |
In the present invention, an air conditioner is provided with at least the following: a first heating mode in which a heating operation is carried out by causing a refrigerant ejected from a compressor 1 to flow into a use-side heat exch...
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WO/2016/051820A1 |
In order to provide an automatic vending machine with which it is possible to suppress the energy required to cool a storage chamber with which the automatic vending machine is provided, even if the set temperature in said storage chambe...
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WO/2016/042612A1 |
A refrigeration cycle device configured so as to be equipped with a refrigeration circuit having a compressor, an indoor heat exchanger, a throttle device, and an outdoor heat exchanger, which are connected by refrigerant piping, with th...
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WO/2016/042613A1 |
A refrigeration cycle device configured so as to be equipped with: a refrigeration circuit having a compressor, an indoor heat exchanger, a throttle device, and an outdoor heat exchanger, which are connected by refrigerant piping; an out...
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WO/2016/034787A1 |
The invention relates to a method for dehumidifying a gas including water vapour, said method including: a step of sucking the gas to be dehumidified into the driers (17); a step of cooling the gas in the driers (17), by means of the coo...
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WO/2016/029428A1 |
A heater (300) is provided. The heater (300) can be configured to set off an alarm when a heating element (320) is broken or malfunction. The heater (300) can also be configured to connect the heating element (320) to a relatively low vo...
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WO/2016/029092A1 |
A method for defrosting a heat exchanger of a refrigeration circuit is provided. The method includes monitoring a compressor suction parameter at a suction line to a compressor of the refrigeration circuit. The method also includes deter...
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WO/2016/015768A1 |
The present invention relates to a refrigeration appliance having at least one fresh food refrigeration compartment and at least one freezer compartment, the refrigeration appliance having a refrigeration and defrost circuit (1) comprisi...
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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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