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Patent Searching and Data


Matches 1 - 50 out of 10,394

Document Document Title
WO/2018/136122A1
The present disclosure discloses a liquid cooler having separable and portable components. The liquid cooler has a liquid cooling section and a refrigerating system section. In an operative liquid cooling configuration, the components pr...  
WO/2018/124789A1
The present invention relates to a heat pump for an automobile, and more specifically, the present invention is an invention relating to a heat pump for an automobile, comprising dual loops including a refrigerant loop and a cooling wate...  
WO/2018/124788A1
The present invention relates to a heat pump for an automobile and, more specifically, the present invention is an invention relating to a heat pump for an automobile, which comprises a first direction-changing valve, a second direction-...  
WO/2018/110236A1
This refrigerant circuit system is provided with: a refrigerant circuit comprising a compressor, a condenser, a receiver tank, an expansion valve, an evaporator, an accumulator, a bypass circuit connecting the gas phase portion of the re...  
WO/2018/110131A1
This refrigeration cycle device is provided with: an electric compressor (11) which compresses and discharges a refrigerant; a heating heat exchanger (12) which uses high-pressure refrigerant discharged from the electric compressor as a ...  
WO/2018/100166A1
The invention relates to a method for operating a rotational-speed-variable refrigerant compressor (2) for cooling a cooling volume (4) of a refrigeration system (1), which refrigeration system does not have its own control unit, wherein...  
WO/2018/092464A1
This refrigeration cycle device is provided with switching units (38, 39) which switch between: a state in which a heat medium in a first heat medium refrigerant heat exchanger and a heat medium in a second heat medium refrigerant heat e...  
WO/2018/091115A1
A refrigerated sales furniture (10) comprises a front frame (6) with at least one opening providing access to a refrigerated goods presentation space (28) of the refrigerated sales furniture (10); at least one mullion (14), which is deta...  
WO/2018/094405A1
An HVAC/R system (10) for a vehicle cargo compartment (12) is provided. The HVAC/R system (10) includes an external heat exchanger (26) disposed outside of the vehicle cargo compartment (12) and configured to transfer heat from ambient a...  
WO/2018/088130A1
Provided is a vehicle air conditioning device capable of accurately detecting frost formation on an outdoor heat exchanger even if variations occur in parts. Frost formation on an outdoor heat exchanger 7 is determined on the basis of a ...  
WO/2018/088124A1
Provided is a vehicular air conditioner capable of eliminating the inconvenience that a compressor is operated in a state where the operational efficiency is low. The progress of frost formation on an outdoor heat exchanger 7 is determin...  
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/2018/082282A1
A multi-split system and a liquid return prevention control method thereof during defrosting of the multi-split system. The method comprises the following steps: when the multi-split system is in heating operation, detecting gas exhaust ...  
WO/2018/082281A1
A multi-split system and liquid return prevention control method thereof. The method comprises the following steps: when the multi-split system is in heating operation, if an outdoor unit (20) receives a defrosting instruction, controlli...  
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/2018/076252A1
A refrigerating heat pump type frost-free air conditioner comprises an outdoor unit housing (4), an evaporator (12), a fan (11), a middle partition plate (9), a compressor and frequency conversion electric control module space, a frequen...  
WO/2018/076251A1
A refrigerating heat pump type frost-free air conditioner comprises an outdoor unit housing (4), an evaporator (12), a fan (11), a middle partition plate (9), a compressor and frequency conversion electric control module space, a frequen...  
WO/2018/072727A1
A method and device for defrosting an air conditioner. The method comprises the following steps: detecting a refrigerant pressure of a heat exchange; obtaining, according to the detected refrigerant pressure of the heat exchange, a corre...  
WO/2018/074272A1
The purpose of the present invention is to provide a refrigeration device which introduces a refrigerant which has changed state as a result of defrosting, into another cooling unit via a defrosting liquid pipe, and evaporates said refri...  
WO/2018/064757A1
A method and system for defrosting a refrigerant coil using at least one of resistive and electromagnetic heating. The method and system involves providing a refrigerant tube formed from an electrically conductive material, an upstream r...  
WO/2018/054052A1
An air conditioner and a defrosting system thereof. The defrosting system comprises an enthalpy increasing compressor (11), an outdoor heat exchanger (12), an indoor heat exchanger (13) and an economizer (14); the enthalpy increasing com...  
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/2018/043454A1
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...  
WO/2018/043571A1
Provided is a freezing apparatus that, even in the event of a refrigerant leak taking place during a defrosting operation of a utilization-side heat exchanger, is able to minimize the amount of leakage. In the case where the situation of...  
WO/2018/040527A1
Disclosed are a method and system (200, 600) for detecting a dirt blockage of a heat exchanger of an air conditioner based on fan power, and an air conditioner (700, 800). The detection method comprises the following steps: acquiring the...  
WO/2018/042611A1
This refrigeration air conditioning system comprises a plurality of independent refrigeration air conditioners G1 - G4 that have a refrigerant circuit and a defrosting means, and a system controller 100 that performs integrated managemen...  
WO/2018/033967A1
This refrigeration device has: a main refrigerant circuit that includes a compressor, a heat-source-side heat exchanger, a load-side expansion valve, and a load-side heat exchanger; a hot gas refrigerant circuit that branches from the ma...  
WO/2018/032108A1
A refrigeration system operable in cooling mode and defrosting mode is provided. The refrigeration system includes a defrost line connecting a first reservoir to an evaporation stage for conveying at least part of the flash gas from the ...  
WO/2018/029763A1
This air conditioner has: a refrigerant circuit in which a compressor, a 4-way valve, a heat source-side heat exchanger, an expansion valve, and a load-side heat exchanger are connected; and a control unit that controls a refrigeration c...  
WO/2018/025382A1
Disclosed is a heat source system that is provided with a heat source unit that heats and cools a fluid, and a control device that controls the heat source unit. The heat source unit is provided with: a refrigerant circuit wherein a comp...  
WO/2018/026137A1
The present invention relates to a heat exchanger alternating-type heat pump system having a novel structure and enabling operation by connecting different types of heat sources or different types of loads to the plurality of heat exchan...  
WO/2018/022097A1
A refrigerant system includes a compressor connected to a first valve forming a harvest line, a condenser connected to the compressor by a first segment of conduit and an expansion device by a second segment of conduit with the condenser...  
WO/2018/020653A1
Provided is a freezer-refrigerator that comprises: a refrigeration cycle; a defrost heater for melting frost adhering to a cooler; a defrost temperature sensor for detecting the cooler temperature; and a control device that ends energiza...  
WO/2018/020621A1
Provided is an air conditioning device comprising a heat source, a plurality of indoor units, a relay device, and a control unit. The relay device has a liquid state detection unit, a gas/liquid separation device, a second flow rate cont...  
WO/2018/011845A1
This refrigerating device comprises: a main refrigerant circuit in which a compressor, a condenser, a throttling device, and an evaporator are connected via refrigerant piping; a first bypass circuit that returns refrigerant discharged f...  
WO/2018/008130A1
This air conditioning device has: a plurality of heat-source-side units including a compressor and a heat-source-side heat exchanger; a load-side heat exchanger and a load-side throttle device; a first header for branching the connection...  
WO/2018/008108A1
In a refrigeration cycle system (1) according to the present invention, a refrigerant is made to circulate through a first heat exchanger (101), a compressor (102), a second heat exchanger (103), and an expansion valve (104) in this orde...  
WO/2018/003696A1
A usage-side unit (12) has a usage-side heat exchanger (51) and an expansion valve circuit unit (52). The expansion valve circuit unit (52) has: a temperature-sensitive usage-side expansion valve (53); a main pipe (60) for channeling a r...  
WO/2017/221400A1
An outdoor heat exchanger (11) of this air-conditioning device (1) is equipped with a main heat exchanger unit (13) and an auxiliary heat exchanger unit (15). When performing operation in which the outdoor heat exchanger (11) functions a...  
WO/2017/217904A1
Method and device for reducing or eliminating a temperature drop of the supply air temperature during defrost operation, at an air handling unit (1) which is arranged with a heat pump (2) for recovering heat from an extract air stream (3...  
WO/2017/217383A1
A refrigeration cycle device (10) comprises: a plurality of refrigeration cycle units (11, 12, 13) that are configured by disposing a plurality of circuits (11a-d, 12a-d, 13a-d) each having a fan, a first controller to control the fan, a...  
WO/2017/216861A1
The air conditioner (1) comprises a bypass flow path (161) and a cooling/heating switching mechanism (150). The bypass flow path (161) is configured so as to serve as at least part of the flow path for connecting a third port (P3) to the...  
WO/2017/203680A1
This cooling unit is provided with: an evaporator; a drain pan disposed below the evaporator; a heater, which is disposed below the drain pan, and which performs heating; and a cover, which covers, with the drain pan, at least a part of ...  
WO/2017/198983A1
A liquid flow system (10) comprises a dosing device (18) for introduction of a chemical additive into a liquid flow circuit, said dosing device comprising an inlet port (25) in fluid communication with the liquid flow circuit and a conta...  
WO/2017/198321A1
The invention relates to a method for operating an air-conditioning system (10) which, in heat pump operation, can be used as a heat pump for heating an interior of a vehicle and, in cooling operation, can be used as a refrigeration unit...  
WO/2017/199289A1
Provided is an air conditioning device comprising: a first defrost piping that branches, from a main circuit, a portion of a refrigerant discharged from a compressor and supplies the refrigerant to a parallel heat exchanger to be defrost...  
WO/2017/195296A1
In a plurality of heat-source-side heat exchangers included in an outdoor unit of an air conditioning apparatus according to the present invention, a bypass circuit for defrosting is provided with a flow-rate adjustment mechanism for a r...  
WO/2017/191859A1
The purpose of the present invention is to provide a refrigerated container comprising a device capable of blocking a flow of air between a freight loading portion of the refrigerated container and a freezing unit of the refrigerated con...  
WO/2017/187505A1
Provided is a rotary flow path opening/closing valve which is capable of using one element to switch a refrigerant flow path to a plurality of patterns, and which has low power consumption. This rotary flow path opening/closing valve is ...  
WO/2017/185707A1
A heat pump water heater and a defrosting control method and device thereof. The method comprises the following steps: when the heat pump water heater enters a defrosting mode, obtaining a water inlet temperature of the heat pump water h...  

Matches 1 - 50 out of 10,394