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WO/2015/125305A1 |
A heat source system comprises heat source units each provided with a constant speed compressor (1), a control unit (6) to control the constant speed compressor (1), and a temperature sensor to detect the temperature of a space to be air...
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WO/2015/125885A1 |
Provided are: a composition for heat cycle systems containing trifluoroethylene (HFO-1123), which has a low global warming potential of HFO-1123 and excellent cycle performance, while having high durability; and a heat cycle system which...
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WO/2015/125219A1 |
This air conditioning device has: a first throttle device provided between a heat-source-side heat exchanger and a load-side throttle device; a bypass tube of which one end is connected between the first throttle device and the heat-sour...
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WO/2015/125878A1 |
A composition for a heat cycle system containing a heat cycle working medium which is usable as a substitute for R410A, which has a low global warming potential and high stability, and a heat cycle system using said composition are provi...
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WO/2015/125763A1 |
The present invention makes it possible to quickly detect the leakage of a flammable coolant during operation of an air conditioning device using a flammable coolant. An air conditioning device (1) equipped with: a casing (71) having int...
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WO/2015/125669A1 |
A chiller device having a function to stably carry out a temperature-retention operation without overloading an electric compressor (102) even when the temperature difference between a set temperature and the operating temperature is sma...
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WO/2015/125863A1 |
In the present invention, a controller controls the operating number of a plurality of heat source apparatus, and the flow volume of a heat medium towards a load side in response to the required capability of the load side. The controlle...
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WO/2015/125743A1 |
An air-conditioning device provided with: bypass piping that is connected at one end to the discharge side of a compressor and through which flows a coolant that flows out of the compressor; an auxiliary heat exchanger that is connected ...
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WO/2015/121993A1 |
In a refrigeration cycle device according to the present invention, a first condenser (2a) and a second condenser (2b) are configured from heat exchangers that exchange heat between water and a coolant and are directly connected along th...
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WO/2015/122991A2 |
A vapor compression system comprising a centrifugal compressor (22) having: an inlet (24); an outlet (26); a first impeller stage (28); a second impeller stage (30); and a motor (34) coupled to the first impeller stage and second impelle...
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WO/2015/121992A1 |
In a refrigeration cycle device according to the present invention, a first condenser (2a) and a second condenser (2b) are configured from heat exchangers that exchange heat between water and a coolant and are directly connected along th...
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WO/2015/122167A1 |
Provided is an air conditioner which, even when a power-driven compressor and a non-power-driven compressor are used together, is capable of returning an amount of refrigerant/refrigerator oil to the compressors according to capacity. ...
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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/2015/121097A1 |
The invention relates to a refrigerant circuit for the thermal conditioning of a motor vehicle, comprising a first heat exchanger (1) able to form a boiler, a second heat exchanger (2) able to form a condenser, a third heat exchanger (3)...
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WO/2015/122169A1 |
Provided is an air conditioner that, even when combining the use of an electric source drive outdoor unit and a non-electric source drive outdoor unit, sufficiently secures refrigerating machine oil of a non-electric source drive compres...
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WO/2015/122171A1 |
In an air conditioning device that enables the simultaneous cooling operation or heating operation of a plurality of indoor units or enables the heating operation and cooling operation of said units to be mixed, there has conventionally ...
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WO2015122170A1 |
The invention reduces the large volume of refrigerating machine oil accumulating in the piping between units, sufficiently ensures the return volume of the refrigerating machine oil to a compressor, and improves operation reliability in ...
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WO/2015/118674A1 |
Provided are: a heat-pump water heater (100); a hot water storage tank (101) for supplying water to the heat-pump water heater (100) via a heat-retention circuit (107); and a water-receiving tank (102) for supplying water to the heat-pum...
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WO/2015/118839A1 |
An ejector is provided with: a body (200) having a swirl space (221), etc. formed therein, the swirl space (221), etc. swirling a high-pressure refrigerant having flowed therein from a refrigerant inlet opening (211); a passage forming m...
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WO/2015/119903A1 |
A system (170; 300; 400) comprising a compressor (22). A heat rejection heat exchanger (30; 420) is coupled to the compressor to receive refrigerant compressed by the compressor. A separator (180) has: a vessel (181); an inlet (50) coupl...
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WO/2015/115546A1 |
Provided is a heat source unit capable of exhibiting adequate performance by stably adjusting the degree of opening of electrically operated valves provided in correspondence with each of multiple heat exchangers which are connected to e...
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WO/2015/115082A1 |
The present invention is provided with: a pump (11) for circulating a heat medium by taking in and discharging the heat medium; a cooler core (16) for exchanging sensible heat between the heat medium circulated by the pump (11), and vent...
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WO/2015/115550A1 |
Provided are a working medium for a heat cycle, which can be a replacement for R410A, has a low global warming coefficient and exhibits high durability; a composition for a heat cycle system, which contains this working medium; and a hea...
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WO/2015/114783A1 |
The present invention is equipped with: a compression mechanism unit (35) that compresses a refrigerant and is provided within a shell (8) serving as a sealed container; a crankshaft (4) that imparts rotational force to the compression m...
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WO/2015/115542A1 |
Provided is a freezing unit capable of minimizing bias of surplus refrigerant in high-pressure receivers, even when a plurality of heat-generating units having high-pressure receivers are connected. A first heat source unit (2a) and a se...
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WO/2015/114839A1 |
A cooling device has: a heat exchanger to exchange heat between a refrigerant and a heating medium; an inflow temperature detector to detect the temperature of the heating medium flowing into the heat exchanger; an outflow temperature de...
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WO/2015/114774A1 |
A refrigeration cycle device equipped with a control device (50) having: an excess refrigerant determination means, which determines whether excess refrigerant is present in an accumulator (14); and a refrigerant composition calculation ...
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WO/2015/111175A1 |
The present invention is composed of: a heat-source-side refrigeration cycle in which are connected, in the stated order, a compressor (1), a heat-source-side heat exchanger, an expansion valve (4), and the heat-source side of a gasket h...
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WO/2015/110285A1 |
The invention relates to a coolant circuit (14) for a domestic refrigerator (10), comprising: a compressor (16) for compressing a coolant, said compressor comprising a piston (24) which can be moved within a compressor area (20) of a cyl...
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WO/2015/111116A1 |
A heat pump cycle apparatus is provided with: a first heating expansion valve (15) for reducing the pressure of refrigerant that has flowed from an indoor condenser (12); a gas-liquid separator (16) for separating the gas and liquid of t...
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WO/2015/110634A1 |
In order for a refrigeration plant, comprising a refrigerant circuit, in which a total mass flow of a refrigerant is guided, a refrigerant-cooling heat exchanger on the high pressure side, an expansion element which generates a main mass...
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WO/2015/111405A1 |
A water purifier includes a first crystallization chamber and a second crystallization chamber that each receives a supply of input water; wherein each of the first and second crystallization chambers is a freeze/thaw chamber in which wa...
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WO/2015/111379A1 |
In this freeze cycling device, there is employed as an evaporation pressure regulating valve (19) one in which the extent of increase in the refrigerant passage area with respect to increase in the amount of displacement (L) of a cylindr...
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WO/2015/111112A1 |
An ejector comprising: a rotation space (221) that causes a refrigerant to rotate; a pressure-reduction space (222) that reduces the pressure of the refrigerant that has flowed out from the rotation space; a suction passage (231) that dr...
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WO/2015/110632A1 |
In order for a refrigeration plant, comprising a refrigerant circuit in which a total mass flow of a refrigerant is conducted, comprising a heat exchanger which is arranged in the refrigerant circuit and which cools refrigerant at the hi...
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WO/2015/110284A1 |
The invention relates to a compressor (16) for a refrigeration circuit (14) of a domestic refrigerator (10) comprising: a piston (36) for compressing a refrigerant, which piston is moveable within a compression chamber (32) of a cylinder...
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WO/2015/111113A1 |
An ejector comprising: a rotation space (221) that causes a refrigerant to rotate; a pressure-reduction space (222) that reduces the pressure of the refrigerant that has flowed out from the rotation space; a suction passage (231) that dr...
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WO/2015/111141A1 |
A control device (27) determines whether a refrigerant has been unevenly distributed among a plurality of outdoor units (10), and, if the refrigerant is determined to be unevenly distributed among the plurality of outdoor units (10), adj...
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WO/2015/107876A1 |
This heat pump cycle switches between a first heating operation mode and a second operation mode. When a heating load is increased and a compressor (11) is sped up during the first heating operation mode, it is determined that a refriger...
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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/2015/104822A1 |
This refrigeration cycle device (100) is provided with the following: a compressor (1); a condenser; an expander (3); and a refrigerant circuit that is connected to an evaporator by a piping and in which a refrigerant circulates. The exp...
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WO/2015/104330A1 |
The invention relates to a heat pump system (1) for producing cold, comprising: a main circuit (10) whereon an evaporator (20), a compressor (11), a condenser (21) and an expansion valve (12) are successively arranged; a cold recovery ci...
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WO/2015/104823A1 |
This refrigeration cycle device is provided with the following: a compressor (1); a condenser; an expander (3); and a refrigerant circuit that is connected to an evaporator by a piping in which a refrigerant circulates. The expander (3) ...
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WO/2015/103011A1 |
A refrigerant compression system and method for controlling a refrigerant compression system are described. In some aspects, the refrigerant compression system includes a compressor system having a plurality of compression stages, a plur...
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WO/2015/098158A1 |
This cold hydrogen supply station is provided with: a first refrigerant channel through which a first refrigerant is circulated; a water-cooled refrigerator unit, which is provided in a portion of the first refrigerant channel and makes ...
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WO/2015/097787A1 |
An air conditioner has a refrigerant circuit configured by: an outdoor unit (A) having a heat source unit-side heat exchanger (103) or the like; an indoor unit (C, D) having a use-side heat exchanger (105) or the like; and a relay device...
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WO/2015/098617A1 |
This freezer device (1) has: a strong-electric component group containing inductors (141a-141c) and cooled elements (103, 142a-142c, 143a-143c, 106) that require cooling; a weak-electric component group; a printed circuit board (71); and...
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WO/2015/093126A1 |
A accumulator (1) is provided with a container (2), a low-pressure refrigerant inlet pipe (3), and a low-pressure refrigerant outlet body (4) which has, within the container (2), an upstream-side pipe-like section, a low-pressure refrige...
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WO/2015/090943A1 |
The invention relates to a device for thermally conditioning a motor vehicle passenger compartment and/or component, which comprises a coolant circuit (1) able to cool the air (F) bound for the passenger compartment of a vehicle using an...
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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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