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Patent Searching and Data


Matches 1 - 50 out of 16,485

Document Document Title
WO/2018/107982A1
A control method and device for use in a electronic expansion valve, and a cooling system, wherein the control method comprises: obtaining a temperature difference Tp at end portions of an evaporator; comparing Tp with a target value Ts ...  
WO/2018/110187A1
In the thermal exchanger according to the present invention, a diversion control pipe is provided in a first header channel serving as an outlet for a first fluid under an evaporation condition, where the thermal exchanger functions as a...  
WO/2018/112421A1
Standalone and self-contained cooling systems using compressed liquid and/or gas CO2 containers positioned in an insulated or non-insulated vessel and consisting of a specially designed unit where the containers are vertically positioned...  
WO/2018/105102A1
A pressure-regulating valve is disposed in this heat pump device having: a refrigerant circuit in which a compressor, a heat source heat exchanger, an expansion mechanism, and an intermediate heat exchanger are sequentially connected via...  
WO/2018/104391A1
The invention relates to an expansion valve (100) for reducing the pressure of a fluid flowing through the expansion valve (100) along a fluid flow path, wherein the expansion valve (100) has: at least one fluid inlet (101); at least one...  
WO/2018/098674A1
A flow distribution device comprises a fluid input segment (1), a fluid conveying segment (2) and a fluid mixing and flow distribution segment that are sequentially connected in the flowing direction. The fluid conveying segment (2) is o...  
WO/2018/099422A1
Disclosed are an electronic expansion valve and a refrigeration system having same. The electronic expansion valve comprises: a valve body (10) having a first valve port (10); a valve needle (20) having a close position and an open posit...  
WO/2018/102380A1
A method and system for improving energy efficiency of a refrigeration system include system components such as a condenser, one or more expansion valves, an evaporator, one or more compressors, and a system controller electrically coupl...  
WO/2018/100890A1
The present invention provides a motor operated valve wherein a stator (11) can be easily mounted to a valve body (20) and a can (30). A fixing wire spring (1) formed with an elastic wire material is provided on the face of the stator (1...  
WO/2018/101780A2
The present invention relates to an electronic expansion valve also useable as a check valve and a cooling/heating system. According to an example, proposed is an electronic expansion valve also useable as a check valve, comprising: a bo...  
WO/2018/094844A1
An air conditioning system, comprising a primary pipeline. The primary pipeline comprises a compressor (1), a four-way valve (2), an outdoor heat exchanger (4), a first throttling component (5), and an indoor heat exchanger (10) that are...  
WO/2018/094841A1
An air conditioner, comprising: a compressor (7), an indoor heat exchanger (1) and an outdoor heat exchanger (2) connected by pipelines to form a loop, wherein a throttling device (4) is connected between the indoor heat exchanger (1) an...  
WO/2018/095786A1
A method for controlling a vapour compression system (1) is disclosed. Malfunctioning of a gas bypass valve (8) is registered. An actual opening degree of the gas bypass valve (8) is derived, and a target opening degree of the gas bypass...  
WO/2018/095785A1
A method for controlling a vapour compression system (1) is disclosed. A mass flow of refrigerant along a part of the refrigerant path is estimated, based on measurements performed by one or more pressure sensors (10, 12, 13) for measuri...  
WO/2018/090916A1
Disclosed is a bidirectional thermostatic expansion valve, comprising a valve body (110), a valve core (130, 230), and a unidirectional flow assembly (150, 250). The valve body (110) comprises a valve seat (113), a first port (111) and a...  
WO/2018/090598A1
Disclosed are a system for adjusting the temperature of transmission oil, a heat exchange assembly and a valve assembly. The heat exchange assembly comprises a heat exchange core, a valve assembly, an adapter base, and a mounting plate f...  
WO/2018/092198A1
Provided is a low-noise outdoor machine which is capable of restraining size increase thereof and of which maintenance remains easy. This outdoor machine is provided with: a refrigerant pipe through which a refrigerant circulates; a casi...  
WO/2018/092186A1
This flow path switching valve comprises: a first shutoff valve which is provided between a gas pipe that allows a refrigerant to flow in and out and a low-pressure pipe that allows the refrigerant to flow out, and which permits or shuts...  
WO/2018/086418A1
Provided are a refrigerating system (100) and a refrigerating device. The refrigerating system (100) comprises: an outdoor heat exchanger (1) provided with a first outdoor port (11) and a second outdoor port (12); an indoor heat exchange...  
WO/2018/088034A1
This refrigeration cycle device is provided with pressure pulsation reduction units (15b, 15c, 15d) that reduce pressure pulsation of a refrigerant in a gas-phase refrigerant path (15). One example of the pressure pulsation reductions un...  
WO/2018/086474A1
A low-temperature rapid freeze-drying system comprises a refrigeration circuit, a rapid free-drying circuit, and an adsorption drying circuit. The refrigeration circuit comprises a compressor unit (CU), a first heat exchanger (HX1), an a...  
WO/2018/084459A1
An air conditioner is disclosed. The disclosed air conditioner, in which an indoor heat exchanger, an outdoor expansion device, an outdoor heat exchanger, an accumulator, a compressor, and an oil separator are connected in sequence, comp...  
WO/2018/083947A1
A throttle device (10) is configured so that the optimum degree of superheating can be obtained in a wide range from low differential pressure to high differential pressure, and so that the jamming of foreign objects, etc. can be prevent...  
WO/2018/083015A1
The present invention relates to a top cover (5) for soft throttling valve body (2), the top cover (5) comprising one or more fluid conduits for transferring a pilot fluid flow for setting a degree of opening of a main valve situated in ...  
WO/2018/078746A1
Provided are: a distributor for distributing a refrigerant to each of a plurality of vertically extending heat transfer pipes, the distributor having a smaller volume than conventional horizontal distributors; and a heat exchanger provid...  
WO/2018/080150A1
According to an embodiment of the present disclosure, an air conditioner includes an outdoor heat exchanger disposed in an outdoor unit and an indoor heat exchanger disposed in an indoor unit. The air conditioner also includes a refriger...  
WO/2018/079472A1
A control unit (19) of an air conditioning device (1) performs a first shut-off control for, on the basis of information from a coolant leakage detection means (79a, 79b, 79c, 79d) when there is coolant leakage, opening a liquid relay sh...  
WO/2018/076934A1
Disclosed is a refrigeration system (100), comprising a compressor (1), a four-way directional control valve (2), an outdoor heat exchanger (3), an indoor heat exchanger (4), a first throttle device (4) and a flow regulation assembly (6)...  
WO/2018/078808A1
An air conditioner (10) is provided with a refrigerant circuit (13) and a refrigerant. The refrigerant circuit (13) includes a compressor (1), a condenser (2), a pressure adjustment valve (3), and an evaporator (4). The refrigerant is R3...  
WO/2018/076734A1
Provided is an air-conditioning system (100), comprising: a compressor (1), in which a variable frequency motor (11) is arranged; a condenser (2) comprising a first refrigerant flow passage and a first water flow passage; an evaporator c...  
WO/2018/074111A1
Provided is a vehicular air conditioning device that can continue operation for as long as possible even when information pertaining to an interior air blower cannot be obtained. The vehicular air conditioning device is provided with a c...  
WO/2018/074882A1
An air conditioner of the present invention comprises a stainless steel pipe which is connected at one end thereof to a compressor and connected at the other end thereof to a refrigeration cycle component so as to form a single pipe betw...  
WO/2018/072510A1
A heat recovery system for an air conditioner, comprising: electrically controlled valves (11, 12), wherein at least one electrically controlled valve (11) is connected in series between a liquid outlet pipe of a driver heat dissipation ...  
WO/2018/072601A1
An air conditioner and a control method thereof. The control method comprises the following steps: controlling, according to an over-temperature of ejected air of a compressor (10) of an air conditioner and a continuous duration of the o...  
WO/2018/070761A1
The present invention relates to a four-way valve for switching a refrigerant channel, the valve comprising: a housing part including a refrigerant filling chamber which is filled with a refrigerant; a valve plate disposed at one side of...  
WO/2018/068585A1
A novel electronic expansion valve, comprising a valve seat (1) on which a bearing housing (2) is provided, the bearing housing (2) having a valve rod (3) matched thereon; the valve seat (1) is provided thereon with a through slot (11) w...  
WO/2018/069606A1
The subject of the invention is a method for regulating a circuit for heating a flow of air intended for a vehicle interior, through which a refrigerant fluid circulates, the said circuit comprising at least a compressor and a condenser,...  
WO/2018/070630A1
[Problem] Power consumption of a heat pump system is reduced by promoting homogeneous mixing of a refrigerant and a refrigerating machine oil. [Solution] An apparatus: includes a fluid-guide unit, which is assembled by concentrically com...  
WO/2018/062528A1
The present invention inhibits reduced reliability. A refrigeration device for performing a refrigeration cycle in a refrigerant circuit (RC) in an air conditioning system (100), the refrigeration device being provided with an outdoor he...  
WO/2018/062547A1
An air conditioner (1), having liquid-side indoor expansion valves (51a, 51b) corresponding to the liquid side of each indoor heat exchanger (52a, 52b), and gas-side indoor expansion valves (61a, 61b) corresponding to the gas side of eac...  
WO/2018/062177A1
This air conditioner comprises: an outdoor unit having a compressor and an outdoor heat exchanger; an indoor unit having an indoor heat exchanger; and liquid refrigerant connection piping and gas refrigerant connection piping for connect...  
WO/2018/062376A1
[Problem] To provide a motor-operated valve with which it is possible to accurately control a minute flow volume in a low valve opening range. [Solution] Provided is a motor-operated valve in which rotational motion of a rotor is transla...  
WO/2018/055741A1
A second flow-path switching device (12) includes: a first distribution device (4a) that is configured to distribute a refrigerant to a plurality of refrigerant passages in a first heat exchanger; a second distribution device (4b) that i...  
WO/2018/051408A1
Provided is an air conditioner that can improve heat exchange performance during a heating operation and during a cooling operation and achieve continuous heating operation, while suppressing an increase in manufacturing cost and packagi...  
WO/2018/047777A1
This refrigeration device (1) is provided with: a second suction pipe (32) which is connected to a second compressor (22); and a second branch pipe (36). The second branch pipe (36) is provided with: a merged-side opening (36a) which is ...  
WO/2018/047511A1
This heat exchanger is provided with multiple heat transfer tubes, a first header, a second header, and multiple fins and constitutes part of a refrigeration cycle circuit in which a refrigerant circulates. The second header has a header...  
WO/2018/047416A1
An air conditioner is provided which obtains improved power saving performance by avoiding decreases in refrigeration cycle efficiency. This air conditioner is provided with a main circuit which circulates a refrigerant and which compris...  
WO/2018/047599A1
Provided is a heat pump cycle (HP) that comprises a refrigerant circuit (R) having: a compressor (2) that compresses a refrigerant; a heat exchanger for heat radiation (a radiator (4) and an outdoor heat exchanger (7)) that radiates heat...  
WO/2018/047330A1
An air conditioner is provided which obtains improved power saving performance by avoiding decreases in refrigeration cycle efficiency. This air conditioner is provided with a main circuit which circulates a refrigerant and which compris...  
WO/2018/043454A1
In order to allow water in a hot water supply tank (60) to be warmed both during a cooling operation and a heating operation, a refrigerant channel that extends from a discharge side of a compressor (10) to a port (a) of a refrigerant sw...  

Matches 1 - 50 out of 16,485