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Matches 1 - 50 out of 19,175

Document Document Title
WO/2017/123074A1
The present invention relates to techniques for a sensor network, machine to machine (M2M), machine type communication (MTC), and Internet of things (IoT). The present invention can be utilized in the technique-based intelligent services...  
WO/2017/119105A1
An air-conditioning device whereby it is possible to take measures against leakage of a refrigerant without the need for an additional component. This air-conditioning device is equipped with: an outdoor unit which has an outdoor heat ex...  
WO/2017/119225A1
A transport refrigeration system (100) is configured so as to be capable of assuming: a first state in which a refrigerant circulates through a path with compressors (111, 112) connected in series and all indoor heat exchangers (121, 122...  
WO/2017/115359A1
A thermal management system and method are presented for cooling an entity. The system comprises: a closed loop fluid flow line for flow of a coolant while being transferred in between its liquid and gas phases; at least one cooling zone...  
WO/2017/110339A1
A control unit (8) performs, when a total capacity of a plurality of indoor heat-exchangers (52a, 52b) is smaller than the capacity of an outdoor heat-exchanger (24), a heating refrigerant charging operation until a heating refrigerant c...  
WO/2017/110816A1
A control unit (8) starts a heating refrigerant filling operation performed having a refrigerant circuit (10) set to a heating cycle state when filling the refrigerant circuit (10) with a refrigerant, and performs the heating refrigerant...  
WO/2017/103939A1
The present invention provides a device with a combined hybrid mechanical vapour compression-adsorption cycle, particularly to devices used in moisture or temperature control applications which incorporate or embody refrigeration or heat...  
WO/2017/105821A1
A variable refrigerant package air conditioner is shown that is easy to install in new construction with a unique base that causes collected mixture that overflows to drain outside the building. A control system is shown that has motors ...  
WO/2017/094173A1
An air conditioner is provided with a plurality of outdoor units, a plurality of indoor units, a relay unit, an outdoor-heat-exchanger temperature detection unit, an indoor-heat-exchanger temperature detection unit, a discharge temperatu...  
WO/2017/085888A1
The present invention suppresses a refrigerant from accumulating in stopped indoor units even when some indoor units are operating and other indoor units are stopped. The present invention is provided with: a plurality of indoor heat exc...  
WO/2017/087794A1
A system (20; 300) comprises: a compressor (22) having a suction port (40) and a discharge port (42); an ejector (32) having a motive flow inlet (50), a suction flow inlet (52), and an outlet (54); a separator (34) having an inlet (72), ...  
WO/2017/085887A1
A refrigeration cycle device that includes a compressor (10), first and second heat exchangers (20, 40), an expansion valve (30), a four-way valve (91), and a control device (100). The four-way valve (91) is configured to be able to swit...  
WO/2017/081751A1
To provide a refrigeration cycle device wherein the size of each of a plurality of relay units is reduced. A refrigeration cycle device of the present invention has a refrigerant circuit wherein: at least one heat source-side unit, a plu...  
WO/2017/078349A1
Disclosed is a two-stage heating-type geothermal system using geothermal energy, comprising: a geothermal exchange member; a geothermal heat pump; a booster heat pump; a bypass pipe line; and a bypass pipe opening/closing valve. As such,...  
WO/2017/068902A1
An air conditioning system (1) provided with backup operation control units (61A, 61B) that, when a compressor (10) of a particular outdoor unit among a plurality of outdoor units (2A, 2B) has malfunctioned, carries out a backup operatio...  
WO/2017/069281A1
A vapor compression system includes a heat transfer system including an arrangement of components moving a refrigerant through a vapor compression cycle to condition a controlled environment and a refrigerant management system including ...  
WO/2017/068640A1
Provided is an operation control device such that the noise caused by the rotating sound of a fan can be suppressed while maintaining the operating efficiency of a refrigeration cycle device. The operation control device is used in a ref...  
WO/2017/065309A1
The present invention prevents the oil level in a compressor from dropping when starting the compressor. This heat pump-type heating device (1) is provided with: a compressor (10); a heat source-side heat exchanger (11); a refrigerant ci...  
WO/2017/066532A1
A hybrid Vapor Compression (VC) and Thermoelectric (TE) heat transport system is provided that maintains a set point temperature range of a chamber and includes a VC system and a TE system. The VC system includes a compressor (20), a con...  
WO/2017/061010A1
A control device with which a refrigeration cycle device according to the present invention is provided performs a refrigerant recovery operation when an operation mode is switched from a defrosting mode to a heating mode. The control de...  
WO/2017/060986A1
Provided is a refrigeration cycle device with which liquid backflow when switching from a cooling mode to a heating mode can be suppressed. This refrigeration cycle device 1 is provided with a bypass circuit 8, 8A that is branched from b...  
WO/2017/059665A1
An air conditioning system (100) and an air conditioning apparatus having the same. The air conditioning system (100) comprises a compressor (110), an indoor heat exchanger (130), an outdoor heat exchanger (120), a reversing module (140)...  
WO/2017/061009A1
This refrigeration cycle device (1) is provided with a refrigerant circuit (RC), a refrigerant tank circuit (12), and degassing piping (30). The refrigerant circuit (RC) is configured by connecting a compressor (2), a channel switching d...  
WO/2017/045933A1
An air-conditioner comprises a compressor (701), a condenser (703) and an evaporator (709). The air-conditioner further comprises a liquid-to-suction heat exchanger (709) provided in the flowpath from the condenser (703) to the evaporato...  
WO/2017/042967A1
Provided is a simultaneous cooling/heating multi-air conditioner wherein a reduction in operating efficiency is prevented. This air conditioner has a plurality of indoor units (40), and is capable of a simultaneous cooling operation and ...  
WO/2017/029534A1
A heat pump system includes a compressor, indoor heat exchanger, outdoor heat exchanger, and expansion valve. A main flow control device fluidly couples a discharge line to the outdoor heat exchanger when the heat pump system is in a coo...  
WO/2017/022421A1
This heat pump system includes: a compressor (13) which compresses and discharges refrigerant; a depressurization unit (17, 18) which depressurizes the refrigerant; an outdoor unit (16) which performs heat exchange between the refrigeran...  
WO/2017/018497A1
A multi-zone vapor compression system (MZ-VCS) includes a compressor connected to a set of heat exchangers controlling environments in a set of zones, a supervisory controller determining a set of control inputs for controlling a vapor c...  
WO/2017/012382A1
Provided are an outdoor unit (100) of a multi-split air conditioner, and a multi-split air conditioner having same. The outdoor unit (100) of a multi-split air conditioner comprises: a compressor (10); a reversing assembly (20); an outdo...  
WO/2017/013163A1
The invention relates to a heat pump system (1), which is used to air-condition a building system (52), and comprises a refrigeration circuit (2), which is connected to a waste heat circuit (36) via a first interface (40) during operatio...  
WO/2017/014345A1
A system for recycling waste heat of hot waste water comprises a hybrid cooling/heating device, a waste heat exchanger, a hot-water heat exchanger, and a recycling complex. The hybrid cooling/heating device is connected with a cooling lo...  
WO2017008554A1
Disclosed are a multi-split system and a control method for an electronic expansion valve thereof. The return air overheating degree of a compressor (3) is obtained when the multi-split system operates in a main heating mode, and the ope...  
WO/2017/010007A1
An air conditioner is provided with: a refrigeration cycle circuit for circulating a refrigerant through pipelines connecting a compressor, a heat-source-side heat exchanger that is divided into a plurality of regions for performing heat...  
WO2015018054A3
Disclosed are a refrigeration circuit (110) and a method of controlling refrigerant migration within a refrigeration circuit (110). The refrigeration circuit (110) of a heat pump system (100) comprises a reservoir (5) which is provided t...  
WO2017010289A1
This heat pump cycle is provided with: a first utilization side heat exchanger (12) for exchanging heat between a high-pressure coolant discharged from a discharge port of a compressor (11) and a heat exchange target fluid and heating th...  
WO/2017/007585A1
A vapor compression system (200; 400; 600; 700; 800; 900; 1000) comprises a plurality of valves (260, 262, 264; 260) controllable to define a first mode flowpath and a second mode flowpath. The first mode flowpath is sequentially through...  
WO/2017/006596A1
Provided is a refrigeration cycle device capable of suppressing a reduction in heating capacity during simultaneous heating/defrosting operation. A control device selectively performs a first simultaneous heating/defrosting operation and...  
WO/2017/001886A1
A heat exchanger, such as for example, a condenser coil constructed as a fin and microchannel tube is fluidly connected with a volume constructed and configured to store refrigerant in certain operations, such as for example during a pum...  
WO/2017/002547A1
Provided is a heat-pump type air conditioner for a vehicle, wherein noise that is generated upon opening an on-off valve (electromagnetic valve) when the operation mode is switched is eliminated or reduced. The air conditioner has: a deh...  
WO/2017/002214A1
Provided is a refrigeration cycle system comprising a plurality of indoor units which are installed indoors, a plurality of refrigerant leakage detection devices which are also installed indoors, and a control device. When a refrigerant ...  
WO/2016/207993A1
In the present invention, an air conditioner has a heat source device, a plurality of indoor devices, and a relay device connected between the heat source device and the plurality of indoor devices via refrigerant pipelines. A heat-sourc...  
WO/2016/192293A1
A water cooling machine capable of simultaneously outputting water at different temperatures, comprising a compressor (1), a first heat exchanger (2), a first throttling device (3), an economizer (4), a second throttling device (6) and a...  
WO/2016/191417A1
A falling film evaporator includes a housing and a plurality of evaporator tubes located in the housing. A liquid refrigerant distribution system is positioned in the housing and includes a manifold having a plurality of manifold outlet ...  
WO/2016/189667A1
In an air conditioner according to the present invention, a second branching section and a heat exchange section are formed integrally by a multilayer plate in which a plurality of plate members are layered. The multilayer plate and a va...  
WO/2016/189626A1
This air conditioning device 1 is provided with: a refrigerant circuit 2 in which a compressor 4, a plurality of indoor heat exchangers 6, a plurality of expansion units 7 and an outdoor heat exchanger 8 are coupled to one another using ...  
WO/2016/189666A1
In an air conditioner according to the present invention, a second branching section and a heat exchange section are integrally formed by a multilayer plate in which a plurality of plate members are layered. The multilayer plate is arran...  
WO/2016/173497A1
Provided are a multi-split air conditioning system and medium pressure control method thereof. The multi-split air conditioning system comprises an outdoor unit device (10), an airflow dividing apparatus (30), and multiple indoor unit de...  
WO/2016/174750A1
In this air-conditioning device, during cooling operations, a control device 27 determines the increased/decreased value of the frequency of a compressor 1 from first to third increased/decreased values, and updates the frequency of the ...  
WO/2016/176276A1
This exchanger (1100), including superposed plates (2A-2L) which are inserted between two end plates (11, 12) and which define channels for circulation of heat-exchanging fluid. These channels delimit a first circuit (C1) for circulation...  
WO/2016/170576A1
The purpose of the present invention is to provide a refrigeration cycle device that is very reliable and still very efficient. This refrigeration cycle device has: a channel for refrigerant used in cooling (93) formed such that the heat...  

Matches 1 - 50 out of 19,175