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WO/2015/132113A1 |
The invention also relates to a refrigeration plant (22) and a refrigeration plant system (100) comprising a switchable heat exchanger (10, 10a, 10b) of said type for a refrigeration plant (22), heating pipes (12) and cooling pipes (14) ...
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WO/2015/129381A1 |
In an air conditioning system, outdoor units (2a, 2b) and indoor units (3a, 3b) undergo autonomous decentralized control such that the change in respective coolant pressures stays within a prescribed allowable range. If, for example, the...
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WO/2015/125397A1 |
The purpose of the invention is to provide a multi split air conditioner that can reliably eliminate the situation of repeated oil return control failure even in high outdoor temperatures for which a protective function operates. The pre...
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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/2015/125509A1 |
One embodiment of this refrigeration cycle device is provided with: a refrigeration cycle that causes the discharged refrigerant from a compressor to pass through a condenser, a plurality of expansion valves, and a plurality of vaporizer...
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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/2015/122169A1 |
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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WO/2015/114704A1 |
Provided is a first unit including a first unit including a compressor and a first heat exchanger; a plurality of second units each including a second heat exchanger and each being connected to the first unit via a plurality of branched ...
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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/2015/111175A1 |
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/2015/111116A1 |
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/2015/109653A1 |
A heat recovery variable-frequency multi-split heat pump system and a control method thereof. The system comprises an outdoor unit and at least two indoor units. The system is a three-pipe heating recovery multi-split heat pump system de...
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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/2015/096539A1 |
An air-conditioning system comprises a double-cylinder capacity-variable compressor (30) with an upper cylinder air suction port, a lower cylinder air suction port and an exhaust port. The air-conditioning system further comprises a firs...
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WO/2015/088300A1 |
The invention concerns an air-conditioning system for a vehicle using the enthalpy of the coolant or exhaust gases from a thermal engine of the vehicle to compress the coolant, with the aid of a thermal compression cylinder (7) comprisin...
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WO/2015/083529A1 |
In this air conditioner, at least one indoor unit (3A, 3B) is connected to an outdoor unit (2) via crossover gas piping (4) and crossover liquid piping (5), and a gas-side shutoff valve (36) and a liquid-side shutoff valve (35) are provi...
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WO/2015/083399A1 |
In the present invention a compressor (3), a condenser, a throttle device, and an evaporator are connected to form a refrigerant circuit, and when a large amount of refrigerant is circulating in the refrigerant circuit, an intake degree-...
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WO/2015/075846A1 |
The air-conditioning apparatus includes a compressor (la); a heat source side heat exchanger (3a); a use side pressure- reducing mechanism (7); a use side heat exchanger (8) and an accumulator (10a) connected by a pipe so that a refriger...
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WO/2015/063853A1 |
Provided is an air conditioner which is able to have, for evaporation operation and condensation operation, the optimum number of refrigerant passages through which a refrigerant flows in a heat exchanger, and is configured such that hea...
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WO/2015/062828A1 |
The invention relates to a thermal conditioning circuit, notably for a motor vehicle, comprising a first heat exchanger (1) forming an evaporator, a second heat exchanger (2) forming a condenser, a third heat exchanger (3) forming an eva...
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WO/2015/059814A1 |
The purpose of the present invention is to provide a refrigeration cycle device that does not cause capacity imbalance between branching units and does not cause refrigerant circuit control failure. At least one of a plurality of branchi...
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WO/2015/060384A1 |
The objective of the present invention is to provide a refrigeration device with which it is possible to prevent the backflow of liquid during pressure equalization in a refrigerant circuit when the refrigerant circuit is started up. An ...
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WO/2015/053016A1 |
A heat recovery type refrigeration device (1) that includes a compressor, heat-source-side heat exchangers (24, 25, 35), and multiple usage-side heat exchangers (52a, 52b, 52c, 52d), and that recovers heat among the usage-side heat excha...
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WO/2015/051537A1 |
Provided is a refrigeration circulation apparatus comprising: a dual-cylinder rotary compressor; a liquid reservoir (107), wherein the liquid reservoir (107) is connected to a first compression cavity (11a) via a low-pressure air suction...
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WO/2015/051540A1 |
Provided is a heat pump system comprising a compressor (100), an indoor heat exchanger (300), an outdoor heat exchanger (400), a refrigerating throttling device (330), a heating throttling device (430), a flash evaporator (450), and a fi...
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WO/2015/042728A1 |
The invention relates to the field of domestic or industrial heat exchangers. In particular, the invention relates to a heat exchange system comprising: a first device formed of one or a number of volumes of water in basins that are open...
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WO/2015/045428A1 |
[Problem] To provide an air conditioner that, during heating operations, inhibits the formation of frost on an outdoor heat exchanger while preventing the discharge temperature of a compressor from increasing. [Solution] A CPU (210) acqu...
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WO/2015/045452A1 |
A heat source-side heat exchanger comprises: a heat source-side primary heat exchanger having heat transfer pipes provided with refrigerant inlets and refrigerant outlets, the refrigerant inlets and outlets being connected to a flow pass...
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WO/2015/041166A1 |
A freezer is provided with a heat source-side unit (50), user-side units (21, 22), and four-way valves (55, 56). A low-stage compressor (51a) and a high-stage compressor (51c) are serially connected through an intermediate pressure pipel...
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WO/2015/032293A1 |
An air conditioning system, comprising a phase-change accumulator (12) wrapped around a compressor (13), the phase-change accumulator (12) having a first fluid port and a second fluid port; one end is connected to a first accumulator pip...
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WO/2015/030173A1 |
A heat recovery-type refrigeration device (1) comprises a compressor (21), a plurality of heat source-side heat exchangers (24, 25), and a plurality of usage-side heat exchangers (52a, 52b, 52c, 52d), and is capable of recovering heat be...
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WO/2015/030597A1 |
This invention is a heat pump based on an existing air-to-air heat pump design with an external component consisting of a refrigerant circuit with a compressor and an evaporator/condenser, and an internal component (room unit) with a con...
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WO/2015/029220A1 |
When a first heat exchanger, namely a heat-source-side heat exchanger (12), is acting as a condenser, this air conditioner is controlled such that, as a refrigerant flows through a first bypass pipe (4a) to an inlet-side pipe for a compr...
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WO/2015/027573A1 |
A heat pump apparatus of a heat source tower, for implementing regeneration of a solution by using heat of subcooling comprises a refrigerant loop, a solution loop, a vacuum maintaining loop, an air loop, a regeneration solution heating ...
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WO/2015/029223A1 |
When a first heat exchanger, namely a heat-source-side heat exchanger (12), is acting as a condenser, this air conditioner is controlled such that, as a refrigerant flows through a first bypass pipe (4a) to an inflow-side pipe for an acc...
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WO/2015/029243A1 |
A refrigeration device (100) which has a compressor (1), a condenser (2), a throttle device (7), and an evaporator (8), and has a refrigerant circuit formed by connecting these by means of refrigerant piping (70), and which performs a ho...
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WO/2015/029160A1 |
This air conditioner is characterized by the provision of a refrigerant circuit in which a compressor, a first heat exchanger, a first throttling device, and a second heat exchanger are connected together. The air conditioner is also cha...
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WO/2015/023354A1 |
The present invention discloses a heat pump system, a controlling method thereof, and a heat pump unit using the heat pump system. The heat pump system includes a compressor, a first heat exchanger, a second heat exchanger, a heat-recove...
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WO/2015/017880A1 |
The present invention provides an improved air source heat pump (ASHP) system and method which relies on using scavenged and/or stored heat to change the temperature of ambient air used by the ASHP thereby increasing efficiency. The heat...
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WO/2015/019628A1 |
[Problem] To provide an air conditioning device with which it is possible to prevent damage to a compressor and to prevent a delay in returning to a heating operation, by controlling the defrosting operation in accordance with the instal...
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WO/2015/014043A1 |
Disclosed is a heat-source tower heat pump device implementing high efficiency use of regenerated heat based on air, comprising a refrigerant loop, a solution loop, an air loop and a cold/hot water loop. The heat-source tower heat pump d...
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WO/2015/015104A1 |
The invention relates to a refrigerating circuit (2) for a facility, called a thermorefrigerating pump (1), comprising a compressor (200), a condensing heat exchanger (21, 22), a balancing heat exchanger (25), a node (NL1) for connection...
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WO/2015/006925A1 |
Disclosed are an air-supplying enthalpy-adding air-conditioning system and a control method therefor. The system comprises a compressor (1), an indoor heat exchanger (7), an electronic expansion valve (4), and an outdoor heat exchanger (...
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WO/2015/004747A1 |
This apparatus is provided with: a refrigeration circuit (10) constituted such that a refrigerant is circulated among a compressor (21), an indoor heat exchanger (42), an expansion valve (41), and an outdoor heat exchanger (23), the comp...
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WO/2014/204643A1 |
System and methods for controlling an air conditioning (AC) system includes defining one or more zones to achieve control actions based on local conditions to create a localized dynamic system for localized control, wherein zones are def...
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WO/2014/201828A1 |
An air-conditioning system comprises a compressor (1), a four-way valve (2), an outdoor heat exchanger (3), a first liquid distributor (4), a throttling device (13), and an indoor heat exchanger (14), the compressor (1), the four-way val...
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WO/2014/199855A1 |
Provided is an air conditioner having a refrigerant circuit configured by connecting a compressor, an outdoor heat exchanger, a first expansion valve (24), a receiver (25), a closable valve, and an indoor heat exchanger, wherein a fully ...
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WO/2014/192138A1 |
A refrigeration cycle device having a compressor (1), a usage-side heat exchanger (5), a heat-source-side flow volume adjustment valve (3), and a heat-source-side heat exchanger (2), with a refrigerant circulating successively through th...
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WO/2014/177059A1 |
A dual-stage enthalpy-increasing air-conditioning system comprises a compressor (1), an outdoor heat exchanger (3), a first throttle component (8) and an indoor heat exchanger (11), the components being connected by pipelines. The system...
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