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Matches 1 - 50 out of 14,296

Document Document Title
WO/2018/141150A1
A control method for an air conditioner, comprising: acquiring an outdoor temperature threshold and an air supply temperature condition; acquiring, when the air conditioner is running in heat mode, an outdoor temperature, an outdoor mach...  
WO/2018/143708A1
The present invention relates to an outdoor unit for an air conditioner. In an air conditioner which comprises at least one outdoor unit, the at least one outdoor unit comprises: a compressor; an outdoor heat exchanger; a pair of two-sta...  
WO/2018/143726A1
The present invention relates to a heat pump system comprising: an outdoor unit installed in an outdoor space; a plurality of heat load units supplied with cold air and warm air; and an intermediate unit arranged between the outdoor unit...  
WO/2018/141132A1
An air conditioner control method and device, and an air conditioner, relating to the technical field of air conditioners. The control method comprises: acquiring a target liquid outlet pressure and initial liquid outlet pressure of a se...  
WO/2018/139315A1
A refrigerant including a fluorinated hydrocarbon having the characteristic of causing disproportionation reactions is used in the present invention. A refrigeration device has provided therein: refrigerant temperature detection units (6...  
WO/2018/140756A1
Systems and methods that detect a loss of charge associated with a climate controlled environment are described in the present disclosure. In various embodiments, a controller receives operating condition parameters associated with a cli...  
WO/2018/139589A1
Provided is a refrigeration device in which a refrigerant circuit (10) comprises a discharged refrigerant recovery receiver (41) and a discharged refrigerant relief mechanism (43, 44, 45). The discharged refrigerant recovery receiver (41...  
WO/2018/138540A1
A system and method for thermal event detection in a transport refrigeration unit that includes a safety controller (302) communicatively coupled to a linear heat detector (304) affixed to a hood (202) of the transport refrigeration unit...  
WO/2018/140437A1
A beverage dispenser is disclosed herein. The beverage dispenser may include an ice bath, an evaporator coil disposed within the ice bath, and an ice probe attached to the evaporator coil. A refrigeration system associated with the evapo...  
WO/2018/139316A1
A refrigerant including hydrofluorocarbon having the characteristic of causing disproportionation reactions is used in the present invention. A refrigeration device has provided therein: coil temperature detection units (70, 92) that det...  
WO/2018/138770A1
This heat source-side unit is installed in an inter-column connection member in which a temperature sensor is positioned higher than an intermediate position in a vertical direction of a heat exchanger, among inter-column connection memb...  
WO/2018/135278A1
Provided is an electrical component cooling structure that is useful for preventing condensation on electrical component cooling pipes constituting a portion of refrigerant piping. This electrical component cooling structure includes a h...  
WO/2018/135826A1
The present invention relates to a system for cooling a quick-freezing chamber at -40 to -30ºC, a freezing chamber at -20 to -15ºC, a refrigerating chamber at 0 to 5ºC, and the like and an energy-saving defrosting system for defrostin...  
WO/2018/134949A1
Refrigerant leakage sensors (4A, 4B) are provided in association with a space in which indoor units (3A, 3B) are arranged. Information output devices (220A, 220B) for providing notification of information to a user in a visual and/or aud...  
WO/2018/135850A1
The present invention relates to a waste heat recovery type hybrid heat pump system which includes a simple configuration for recovering and storing heat from a heat source to perform heating and cooling operations, and thus improves hea...  
WO/2018/131085A1
A refrigerated warehouse comprises: a warehouse body in which an inlet that introduces air from outside and an outlet that discharges air from inside are formed; a fan that introduces air from the outside into the warehouse and discharge...  
WO/2018/131432A1
An air conditioning device (1) includes an outdoor unit (2), a fluid refrigerant communication pipe (5), a gas refrigerant communication pipe (6) and indoor units (3a-3d) disposed in a space to be air conditioned. The indoor units (3a-3d...  
WO/2018/131467A1
This refrigerating device (90) has a refrigerant circuit (80) including a utilization unit (20). The utilization unit (20) has: a heat exchanger (22); a first refrigerant pipe (71) and a second refrigerant pipe (72) which are connected t...  
WO/2018/131978A1
The present invention relates to a gas heat pump and a control method therefor and, according to the present invention, the method for controlling a gas heat pump, which comprises an ignition plug and a gas engine having an engine combus...  
WO/2018/127969A1
The present invention provides a heat source system which supplies, to a load device, hot heat or cold heat. The heat source system includes a heat source machine provided with a refrigerant circuit in which a compressor, a heating mediu...  
WO/2018/119777A1
A centralized refrigeration energy consumption apportionment method and device. The method comprises: acquiring basic data of a data centre within a pre-set time period via a power environment monitoring system, wherein the data centre c...  
WO/2018/121588A1
A method of controlling a refrigerator adopting a linear compressor. The method comprises: during initial power-up, controlling a linear compressor to operate using preconfigured input power for a preconfigured duration. The preconfigure...  
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/2018/120783A1
Provided is a control method and a control device for a dual variable-capacity heat pump combined cooling and heating system, particularly a control method and a control device for a heat-pump combined cooling and heating system used in ...  
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/2018/125171A1
The present disclosure relates to the field of air conditioning technology. In particular, it involves a control method and control system based on a variable speed AC compressor.  
WO/2018/116404A1
This heat pump utilization equipment comprises a refrigerant circuit, a heat medium circuit, and a heat exchanger which performs heat exchange between a refrigerant and a heat medium. The main circuit of the heat medium circuit has a bra...  
WO/2018/112542A1
There is provided herein a system which optimises control of multi-compressor refrigeration systems by utilising dual variable speed drive (VSD) compressors to more accurately meet refrigeration demand and reduced energy wastage. Specifi...  
WO/2018/117352A1
An air conditioner maintains a pleasant indoor temperature or humidity without making a user feel wind speed. The air conditioner includes a housing comprising a discharge plate having a plurality of discharge holes and an outlet, a heat...  
WO/2018/118609A1
An ejector refrigeration system, comprising: a compressor, a heat-extraction heat exchanger, an ejector, a separator, a first throttling element, and a heat-absorption heat exchanger that are connected through pipelines, the ejector havi...  
WO/2018/117399A1
In the present invention, a recuperator is used in a refrigerant cycle to make a heat exchange between a refrigerant generated in a condenser and a refrigerant before flowing into a compressor, thereby supercooling the refrigerant to min...  
WO/2018/119287A1
Systems and methods for scroll unloading detection are provided and include a scroll compressor having a scroll compression mechanism. A controller determines a predicted discharge temperature of the scroll compressor, receives an actual...  
WO/2018/117365A1
A waste heat recovery apparatus of the present invention is characterised by comprising: an exhaust gas heat recovery device that is connected to an exhaust gas line through which exhaust gas discharged from an engine flows; a cooling me...  
WO/2018/118019A1
A cryogenic refrigerator system with heaters is constructed in modular form to serve as a portable servicing system to warm up and then cool down a target object by circulating a gaseous cryogen through a target object cryostat without m...  
WO/2018/108367A1
The invention relates to a cooling apparatus (1) comprising a metal and/or electrically conductive EMC enclosure (2) and a converter (E1) and also a plurality of electrically operated units (E2,..., En) within the EMC enclosure (2) which...  
WO/2018/108117A1
A method for controlling a refrigerator using a linear compressor (30), the method comprising: controlling the linear compressor (30) to run, when initially powered on, for a preset period of time (T1) at a preset input power, the preset...  
WO/2018/108118A1
A method for controlling a refrigerator using a linear compressor (30), the method comprising: controlling the linear compressor (30) to run, when initially powered on, for a preset period of time (T1) at a preset input power, the preset...  
WO/2018/110674A1
A refrigerant fill amount determination system (100) is provided with a refrigerant circuit (40), a refrigerant accommodation unit (70), a state quantity acquisition unit (52), and a determination unit (82). The refrigerant circuit (40) ...  
WO/2018/105511A1
[Problem] To quickly detect leakage of a heat medium from a condenser or an evaporator with a simple configuration. [Solution] A refrigeration device 1 relating to the present invention is configured by connecting, using a pipe 15, a com...  
WO/2018/105039A1
This air conditioning apparatus is provided with: a refrigerant circuit connecting an outdoor unit and a plurality of indoor units; an on-off valve provided to, among a plurality of refrigerant pipes, a refrigerant pipe through which a r...  
WO/2018/105041A1
A control device of this refrigeration cycle apparatus includes: an operation state acquisition unit that successively acquires data at least including as components thereof, time, the rotational speed of a compressor, the detection resu...  
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/2018/100165A1
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/2018/102380A1
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/2018/100166A1
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/2018/096576A1
This air conditioner has: a refrigerant circuit in which a compressor, a heat-source-side heat exchanger, a throttle device, and a load-side heat exchanger are connected using refrigerant piping; a refrigerant leak sensor which, when a r...  
WO/2018/095729A1
A method for stopping a reciprocating compressor of a refrigeration device, air conditioning device or a heat pump, wherein the compressor has a brushless motor with windings, has the method steps: - rotating (41) of the motor at an oper...  
WO/2018/095787A1
A method for controlling a vapour compression system (1) is disclosed, the vapour compression system (1) comprising at least one compressor (2, 16), a heat rejecting heat exchanger (3), a high pressure expansion device (4, 15, 17), a rec...  
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...  

Matches 1 - 50 out of 14,296