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Matches 1 - 50 out of 14,342

Document Document Title
WO/2018/189826A1
A refrigeration cycle device comprises a refrigerant circuit in which a compressor, a heat source-side heat exchanger, a first expansion valve, a second expansion valve, and a load-side heat exchanger are connected via refrigerant piping...  
WO/2018/186106A1
This refrigerant leakage detection device (30) is applicable to a vapour compression-type refrigeration cycle device (20) which is mounted to a moving body (1), and provided with a circulation circuit (200) for a refrigerant. The refrige...  
WO/2018/185922A1
This air conditioner has: a plurality of load-side units provided with a plurality of load-side heat exchangers; a heat source-side unit provided with a compressor and a heat source-side heat exchanger which are connected to the pluralit...  
WO/2018/186105A1
This refrigerant leakage detection device (30) is provided with a refrigerant amount calculation unit (30a) which calculates a refrigerant amount (Ca) in a circulation circuit (200) on the basis of physical quantities including the tempe...  
WO/2018/187405A1
A power management method used for power distribution in a transportation refrigeration unit. The power management method includes calculating engine power according to engine operating parameters; calculating power generator real-time i...  
WO/2018/186686A1
Disclosed herein are a compressor driving apparatus and a refrigerator including the same. A compressor driving apparatus includes: a plurality of switching elements; an inverter for converting direct current (DC) power into alternating ...  
WO/2018/185514A1
This method for controlling asynchronous electrical motors of a compressor system, comprises: - receiving an order to start a first asynchronous electrical motor and a second asynchronous electrical motor of a compressor system; - unload...  
WO/2018/186547A1
A facility management system, which is provided in a local area and manages at least one facilities, comprises: a wireless communication device which is linked with a facility so as to acquire facility information and transmits identific...  
WO/2018/185271A1
Method for fire- and explosive safe charging of a refrigerant to refrigerators, air conditioning units, cooling or heating circuits etc., where the method comprises at least the following steps: • Connecting a charging adapter to a uni...  
WO/2018/179333A1
In order to improve the efficiency of maintenance and inspection work for a machine that uses a refrigerant compression heat pump, this diagnostic device for a refrigerant compression heat pump is equipped with: a first sensor for measur...  
WO/2018/179014A1
The present invention relates to a heat pump apparatus for air renewal inside rooms and, in specific, to a compact heat pump apparatus made by components included in a single housing to be mounted inside a room. Moreover, the invention r...  
WO/2018/182303A1
A heat pump according to the present invention comprises: at least one compressor; at least one condenser; at least one expansion valve; at least one evaporator; and at least one refrigerant storage means, wherein: the compressor, conden...  
WO/2018/177956A1
A method for controlling a vapour compression system (1) is disclosed. The vapour compression system (1) comprises an ejector (6) and a liquid separating device (10) arranged in a suction line. A liquid level sensor (18) is arranged in t...  
WO/2018/179366A1
This refrigeration cycle system comprises a plurality of refrigeration cycle devices each having a refrigeration cycle in which refrigerant is circulated by a compressor, and a controller that is connected with the plurality of refrigera...  
WO/2018/178465A1
The invention relates to an adaptive control method for refrigeration systems that comprises detecting the level of frost in the evaporator by means of a method for calculating the NTU rate, making it possible to define: the best time fo...  
WO/2018/178485A1
The invention relates to a method for regulating an inverter compressor of a refrigeration system, comprising the following steps: establishing an operating area using threshold values of evaporation temperatures, condensation temperatur...  
WO/2018/182037A1
Provided is a method for detecting the location of a refrigerant leak, by which it is possible to easily identify the location of a leak. The method for detecting the location of a refrigerant leak is used in an air conditioning device (...  
WO/2018/181567A1
Provided is an indoor unit of a refrigeration device capable of detecting refrigerant leakage while suppressing condensation in a refrigerant gas sensor. An indoor unit (50) of an air conditioning device (100) having a refrigerant circui...  
WO/2018/176285A1
Disclosed are an air conditioner and a defrosting control method therefor, the method comprising the following steps: when an air conditioner receives a defrosting end signal during a defrosting process, controlling a compressor (10) suc...  
WO/2018/180370A1
A refrigerating machine (1) equipped with a condenser (3), an intermediate cooler (4), and an evaporator (5) through which a low-pressure refrigerant flows, and further equipped with: a sensor attached to at least one among the condenser...  
WO/2018/177811A1
A refrigeration appliance comprises at least a first and a second temperature zone (1, 2) and a refrigerant circuit that includes a compressor (10), a first evaporator (6) for cooling the first temperature zone (1) and a second evaporato...  
WO/2018/178405A1
The invention relates to an adaptive control method for refrigeration systems comprising the detection of the frost level in the evaporator using an NTU rate calculation method, permitting the definition of the most suitable defrosting m...  
WO/2018/182084A1
The present invention relates to a heat pump system capable of maintaining balance between a heat load and a cold load so as to particularly enable demands for heat energy and cold energy to be simultaneously met. The objective of the pr...  
WO/2018/179158A1
In order to calculate the rate of air flow being supplied to a cooling apparatus without using an air flow rate sensor, this management device is provided with: a storage means which stores a known intake air temperature for a heat gener...  
WO/2018/181065A1
A control unit (19) that controls operation of a refrigerant circuit (10) performs pump-down operation for collecting a non-azeotropic refrigerant mixture in a part, of an outdoor unit (2), in the refrigerant circuit (10), performs compo...  
WO/2018/181173A1
Provided is a freezer capable of ascertaining an increased possibility of combustion due to refrigerant leaking. An air conditioning device (100) includes a refrigerant circuit (10), a refrigerant gas sensor (81), and an oxygen gas senso...  
WO/2018/181038A1
An air conditioning device (1, 101) has a refrigerant circuit (10, 110) formed by connecting an outdoor unit (2, 102) and an indoor unit (3) to each other, wherein a refrigerant including fluorohydrocarbon, having the property of causing...  
WO/2018/168776A1
The purpose of the invention is to provide a very durable heat cycle system using a heat cycle working medium containing trifluoroethylene, which has a small global warming coefficient. Provided is a heat cycle system 10 having a circula...  
WO/2018/167961A1
An air conditioner comprises: a refrigerant circuit in which a compressor, an outdoor heat exchanger, a plurality of expansion units, and a plurality of indoor heat exchangers are connected by piping and in which refrigerant flows; an ou...  
WO/2018/167963A1
This heat pump device is provided with: a main body; and an electric component box having an opened front face, said electric component box being disposed in the main body, and housing an electric component therein. The main body has a f...  
WO/2018/169849A1
The present invention provides a fault detection system and method for a refrigeration system and a refrigeration system. The fault detection method includes: acquiring an output current or output power of a power source (S13) and calcul...  
WO/2018/167811A1
This refrigeration cycle device (1) is provided with gas leakage sensors (4A, 4B) and a control device (300). When refrigerant leakage is detected by the gas leakage sensors (4A, 4B), the control device (300) executes operation in a firs...  
WO/2018/166810A1
The invention relates to a method for operating a coolant circuit. According to the invention, a) the actuation signal ST of the coolant compressor is provided so as to increase over time from a minimum value (ST m in) in order to genera...  
WO/2018/169949A1
A machine for producing frozen comestibles having a control system based on one or more operational characteristics, including product characteristics, to control the consistency and quality of the comestible, and to extend the useful li...  
WO/2018/167928A1
This heat pump apparatus is provided with an electrical unit (17) having an electrical component for driving a blower that blows air to an air-refrigerant heat exchanger and/or a compressor that compresses a refrigerant. The electrical u...  
WO/2018/167820A1
When refrigerant leakage is detected by refrigerant leakage sensors (4A, 4B), a refrigerant recovery operation is initiated. In the refrigerant recovery operation, refrigerant recovery into an accumulator (108), and a pump down operation...  
WO/2018/167861A1
Provided is a heat pump device that comprises: a refrigerant circuit for circulating a refrigerant; a heat medium circuit for circulating a heat medium; a heat exchanger for exchanging heat between the refrigerant and the heat medium; an...  
WO/2018/164797A1
Disclosed are systems and methods of rapidly cooling thermal loads by providing a burst mode cooling system for rapid cooling. The burst mode cooling system may include a complex compound sorber configured to rapidly absorb ammonia.  
WO/2018/164800A1
Disclosed are systems and methods of intelligently cooling thermal loads by providing a burst mode cooling system for rapid cooling, and an auxiliary cooling system that controls the temperature of the thermal load and surrounding enviro...  
WO/2018/163482A1
The present invention relates to a controller controls a first air-conditioning system and a second air-conditioning system having separate refrigerant circuits, but arranged for conditioning a common space. The controller includes a mul...  
WO/2018/163882A1
The present invention addresses the problem of providing an air-conditioning system with which it is possible to prevent over-reliance on the operation of a specific air conditioner, and prevent malfunctions and a reduction in performanc...  
WO/2018/163417A1
In order to provide a refrigerant detection device capable of detecting a refrigerant that has leaked inside a plurality of chambers with less sensors than the number of chambers subject to detection, this refrigerant detection device is...  
WO/2018/159202A1
A refrigerant charge determination device comprises: an information acquisition unit (491) that acquires expansion valve opening information that indicates the degree that the expansion valve subject to determination is opened, wherein t...  
WO/2018/158860A1
This apparatus using a heat pump is provided with a refrigerant circuit (110), a heat medium circuit (210), and a heat exchanger (2) for exchanging heat between a refrigerant and a heat medium. A main circuit (220) of the heat medium cir...  
WO/2018/157961A1
A method for controlling ejector capacity in a vapour compression system (1) is disclosed. A parameter value being representative for a flow rate of liquid refrigerant from the evaporator(s) (8, 10) and into a return pipe (12, 13) is obt...  
WO/2018/158414A1
A multi-mode refrigeration system (100). A control unit (102) selects (110) an operation mode: activate (112) a first interface (150) and set (C) a first evaporation temperature to a refrigeration unit (140) to optimize operation with a ...  
WO/2018/158886A1
This refrigeration cycle device is provided with: a refrigeration cycle circuit having a compressor (21), an outdoor heat exchanger (24), and an indoor heat exchanger (29); a liquid receiver (26) that is provided in a second section when...  
WO/2018/158912A1
This refrigeration cycle device has: a refrigerant circuit for circulating a refrigerant; a heat exchanger unit for accommodating a heat exchanger of the refrigerant circuit; and a control unit for controlling the heat exchanger unit. Th...  
WO/2018/154628A1
Provided is an air conditioning device comprising: a refrigerant circuit in which a compressor, a heat source-side heat exchanger, an expansion part, and a refrigerant and heat-medium heat exchanger are connected by a refrigerant piping,...  
WO/2018/154652A1
The present invention pertains to an air conditioner remote control device installed in each room air-conditioned by an air conditioner. This remote control device is provided with: an informing device that informs a user in a room, in w...  

Matches 1 - 50 out of 14,342