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Matches 1 - 50 out of 13,942

Document Document Title
WO/2018/031071A1
Compressors in a refrigerant loop are driven by variable frequency drives. The variable frequency drives are configured to demand current from an alternating current power source at different phases relative to one another such that at l...  
WO/2018/025533A1
A refrigeration cycle device (10) is provided with a compressor (11), a radiator (12), a decompression mechanism (13), an evaporator (14), and a water detection device (20) that detects a change of the quantity of water in an oil-contain...  
WO/2018/025391A1
The present invention is a heat exchanger and a refrigeration cycle device provided with the heat exchanger. In the present invention, a first piping includes a crest part protruding in a diameter increasing direction in which the diamet...  
WO/2018/019777A1
The invention relates to a heat pump system, comprising the following features: a first heat pump arrangement (101), which is designed to operate with a first heat pump medium that includes CO2; a second heat pump arrangement (102), whic...  
WO/2018/020364A1
The present application provides an improved voltage loss protection circuit, which includes a voltage loss coil protection circuit and an energy storage protection circuit, and a starting cabinet with the improved voltage loss protectio...  
WO/2018/016902A1
The present invention relates to an air conditioning system for a vehicle and a method for controlling the same and, more specifically, to an air conditioning system for a vehicle and a method for controlling the same in which an opening...  
WO/2018/015398A1
The invention relates to a control apparatus for a refrigerator compressor having at least one two-phase AC asynchronous motor (K1, K2), having mains connection means (10) for connection to a preferably public voltage supply network whic...  
WO/2018/011994A1
Provided is an air conditioning device having a refrigerant circuit which is formed by connecting an outdoor unit and a plurality of indoor units by refrigerant piping and through which a refrigerant is circulated. The air conditioning d...  
WO/2018/011935A1
A refrigerating device is provided with: a heat source-side unit comprising a compressor, a condenser, and a liquid receiver; a load-side unit comprising an expansion valve and an evaporator; a refrigerant circuit in which the heat sourc...  
WO/2018/012489A1
A refrigeration system (1) has a plurality of utilizing units (3a, 3b, 3c) that are provided in one space to be air conditioned, a refrigerant leak sensor (6) that detects a refrigerant leak in the lower part of the space to be air condi...  
WO/2018/008837A1
The present invention relates to a heat pump connection type adsorption desalination system using time shifting, the system recovering fresh water from seawater, and being characterized in that a reactor includes a plurality of reaction ...  
WO/2018/006600A1
Disclosed is an air conditioning system (100), comprising an evaporator (1), a condenser (2), a first electronic expansion valve (3), a second electronic expansion valve (4), a third electronic expansion valve (5) and a scroll compressor...  
WO/2018/006595A1
Provided is a method of controlling an electronic expansion valve of an air-conditioner, comprising: obtaining a real-time operating frequency, a real-time exhaust temperature and a real-time outdoor ambient temperature of a compressor d...  
WO/2018/006596A1
Provided is a method of adjusting an electronic expansion valve of an outdoor unit of an air-conditioner, comprising: obtaining a real-time operating frequency, a real-time exhaust temperature and a real-time outdoor ambient temperature ...  
WO/2018/006597A1
Provided is a method of adjusting an electronic expansion valve of an air-conditioner, comprising: obtaining a real-time operating frequency, a real-time exhaust temperature and a real-time outdoor ambient temperature of a compressor; un...  
WO/2018/005917A1
A compressor compresses a refrigerant. A eutectic plate cools a refrigerated space. An evaporator cools the refrigerated space. A mixture of the refrigerant and an oil flows through the evaporator and the eutectic plate. A control module...  
WO/2018/005920A1
A refrigeration system includes a startup mode control module that receives an off time of a compressor of the refrigeration system and an ambient temperature, determines whether the off time and the ambient temperature indicate that the...  
WO/2018/003096A1
This air-conditioning device comprises: a heat source unit that has a compressor, a flow path switching valve, and a heat-source-side heat exchanger; a plurality of indoor units that have load-side heat exchangers and perform cooling ope...  
WO/2018/000452A1
Provided is a refrigeration system for providing refrigeration to a construction site. The refrigeration system comprises a remote control system and a movable refrigeration station. The movable refrigeration station comprises a controll...  
WO/2018/005998A1
A refrigeration system for a vehicle includes a compressor in fluid communication with a condenser and an evaporator. The compressor includes a variable speed motor and employs capacity modulation using refrigerant injection. The condens...  
WO/2018/005988A1
A refrigeration system may include a compressor, a first heat exchanger, a first working fluid flow path, and a second working fluid flow path. The first heat exchanger receives working fluid discharged from the compressor. The first wor...  
WO/2018/005968A1
A system is provided that includes mode, engine, and battery modules. The mode module is configured to determine whether to operate in an engine mode or a battery mode based on parameters. The engine module, while operating in the engine...  
WO/2018/001183A1
A multi-split system and a control method thereof are provided. The control method comprises the steps of: obtaining a discharge superheating degree from a compressor (3) and determining whether the discharge superheating degree is less ...  
WO/2018/000680A1
Provided are an active control method and device for an inverter air conditioner. The control method comprises: starting an inverter compressor, and operate the inverter compressor for a first length of time at a first frequency; detecti...  
WO/2018/005942A1
A refrigeration system includes a startup mode control module that receives at least one parameter associated with operation of a compressor of the refrigeration system, determines whether the at least one parameter indicates that the co...  
WO/2018/005957A1
A system is provided that includes mode and battery modules. The mode module, based on parameters, determines whether to operate in a shore power, engine or battery mode. One or more batteries are charged based on received utility power ...  
WO/2017/223324A1
A high pressure polymerization, as described herein, to form an ethylene-based polymer, comprising the following steps: polymerizing a reaction mixture comprising ethylene, using a reactor system comprising at least three ethylene-based ...  
WO/2017/215493A1
Disclosed is a refrigerating unit (100), comprising an oil-free centrifugal compressor (1), an evaporator (2) and a condenser (3). The oil-free centrifugal compressor (1) comprises a motor (11), a bearing (12) and an impeller (13). The b...  
WO/2017/218906A1
A transport refrigeration system (200) having: a refrigeration unit (22) configured to circulate refrigerant through a refrigeration circuit; a battery system (190) configured to power the refrigeration unit; and a heat transfer system (...  
WO/2017/217970A1
Technologies are described herein for cooling systems. In some aspects, a cooling system is configured to enter into a storage configuration or a wintenzation configuration. In the wintenzation configuration, refrigerant used in the cool...  
WO/2017/212630A1
This vehicle air-conditioning device is installed in a vehicle and is equipped with a refrigerant circuit that has a heat exchanger, a fan for blowing air to the heat exchanger, and a control unit for controlling the refrigerant circuit ...  
WO/2017/212532A1
This refrigeration cycle device includes: a liquid storage container (30) which includes an upper surface and a lower surface, and which stores liquid refrigerant (15b); an inflow pipe (31) for injecting refrigerant (15) into the liquid ...  
WO/2017/212606A1
In this refrigeration cycle apparatus, a compressor, a heat source-side heat exchanger, a decompression device, and a usage-side heat exchanger are connected by piping, and a refrigeration cycle is formed by circulating refrigerant. The ...  
WO/2017/212607A1
An air conditioning management system for railway vehicles according to the present invention is provided with: railway vehicle air conditioning devices which are installed in railway vehicles, and are provided with refrigerant circuits ...  
WO/2017/212631A1
This vehicle air-conditioning device is installed in a vehicle, and is equipped with a refrigerant circuit and a control unit for controlling the refrigerant circuit. The control unit determines whether or not the vehicle is stopped on t...  
WO/2017/212058A1
The invention relates to a cooling system comprising, connected in a loop by fluid lines and in succession, a compressor, a condenser, an expansion valve and an evaporator, further comprising an internal heat exchanger having a first con...  
WO/2017/212531A1
A liquid level detection device detects the level of liquid refrigerant (15b) in a refrigeration cycle device in which refrigerant (15) circulates through a compressor (1), a condenser (4), an expansion device (6), and an evaporator (7) ...  
WO/2017/212599A1
This air-conditioning device comprises: a heat source unit which has a compressor, a first flow path switching device, and a heat-source-side heat exchanger; indoor units which each have a throttle device and a use-side heat exchanger; a...  
WO/2017/211351A1
The invention relates to a refrigeration installation (1), to a method for same, and to a refrigeration installation system for controlling the temperature of air, comprising at least one compressor (3), at least one expansion element (3...  
WO/2017/212629A1
This vehicle air-conditioning device is equipped with: a refrigeration cycle for air-conditioning the vehicle compartment of a vehicle; a control unit which has a plurality of operation modes which have different continuous compressor op...  
WO/2017/208834A1
A vehicle air conditioning device (1) comprises a compressor (2), a radiator (4), an outdoor expansion valve (6), and a heat absorbing device (9). Normal-time data that indicates the relationship between refrigerant intake temperature (T...  
WO/2017/204552A1
The present invention relates to a refrigerating device for a ship. The refrigerating device for a ship has a shell comprising a refrigerant or cold water heat transfer pipe and a gas-liquid separator, and uses vapor in order to supply c...  
WO/2017/205643A1
A system includes a converter and a controller to control a compressor and operates without receiving power supply from a thermostat. The converter receives a demand signal from the thermostat that is used to power the controller and cha...  
WO/2017/203606A1
An air conditioner provided with: an outdoor unit having at least a compressor, refrigerant channel switching device, heat source-side heat exchanger, and first throttle device as components; and an indoor unit having at least a load-sid...  
WO/2017/199345A1
An air conditioner 100 is provided with: a first pipe 4a and a second pipe 4b, which connect an indoor unit 1 and an indoor unit 2 to each other; a first gas sensor 5 that is provided close to the first pipe 4a; a second gas sensor 6 tha...  
WO/2017/199167A1
The invention relates to a refrigeration plant with multiple evaporation levels, operating according to a vapour compression cycle and comprising a circuit 2 having a high-pressure branch HP, wherein is arranged at least one heat exchang...  
WO/2017/199340A1
An air conditioner is characterized by comprising an indoor floor unit, a control panel (9) that is installed on the indoor floor unit and that controls the indoor floor unit, a refrigerant sensor (7) that is installed on the indoor floo...  
WO/2017/199342A1
Provided is a refrigeration cycle device that enables prompt processing after the occurrence of refrigerant leakage. In this refrigeration cycle device, when a refrigerant is detected by a refrigerant detection means, a notification mean...  
WO/2017/199808A1
Provided is a refrigeration cycle device that enables prompt processing after the occurrence of refrigerant leakage. In this refrigeration cycle device, when a refrigerant is detected by a refrigerant detection means, a notification mean...  
WO/2017/199683A1
The purpose of the present invention is to allow the easy use of a plurality of indoor units by matching the type of refrigerant corresponding thereto. A multi-type air conditioner (1) comprises: an outdoor control unit (53) which is pro...  

Matches 1 - 50 out of 13,942