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Matches 1 - 50 out of 1,771

Document Document Title
WO/2017/006723A1
The present invention prevents a drop in performance and seizing of a compressor due to oil trapped inside an evaporator of a switchable showcase when a solenoid valve is provided on the refrigerant downstream side of the evaporator. A s...  
WO/2016/195111A1
[Problem] To provide an environmental testing device that can ensure sufficient space within a chamber and perform adequate environmental testing that takes into account a variety of environments. [Solution] An environmental testing devi...  
WO/2016/189810A1
This heat pump device comprises: a first refrigeration circuit in which a first compressor, a first condenser, a first throttle means, and a first evaporator are connected in a loop and a first refrigerant is circulated; a second refrige...  
WO/2016/189813A1
This heat pump device comprises: a first refrigeration circuit in which a first compressor, a first condenser, a first throttle means, and a first evaporator are connected in a loop and a first refrigerant is circulated; a second refrige...  
WO/2016/185689A1
This air conditioning and hot water supplying system comprises a first refrigeration cycle comprising a compressor for hot water supply, a heat exchanger for hot water supply, and a cascade heat exchanger, and a second refrigeration cycl...  
WO/2016/185568A1
This refrigeration apparatus 100 comprises: a first refrigerant circuit 50 which circulates a first refrigerant therethrough; and a second refrigerant circuit 60 which circulates a second refrigerant therethrough. The first refrigerant c...  
WO/2016/180021A1
Disclosed is a switchable two-stage cascade energy-saving ultralow-temperature refrigeration system for a ship. The system for a ship comprises a high-temperature-stage refrigeration system, a low-temperature-stage refrigeration system, ...  
WO/2016/181957A1
A refrigerating device (1) comprises: a refrigeration circuit (400) in which a compressor (402), a condenser (404), a pressure reducing device, and an evaporator (408) are connected in a ring in this order; and a regenerative refrigerato...  
WO/2016/147305A1
Provided is an air conditioning and hot water supply combined system (A) in which system COP is improved by suppressing the frequency of the occurrence of high-pressure suppression control by a bypass of a heat source unit (100), in a ca...  
WO/2016/117935A1
Disclosed is a refrigerator. The refrigerator includes a first compressor (100) configured to compress refrigerant, a first condenser (1 10) configured to condense the refrigerant compressed in the first compressor (100); a first expansi...  
WO/2016/117934A1
Disclosed is a refrigerator. The refrigerator includes a first compressor (100) configured to compress refrigerant, a first condenser (1 10) configured to condense the refrigerant compressed in the first compressor (100), a first expansi...  
WO/2016/080275A1
[Problem] To provide a refrigeration device with which it is possible, through a relatively simple control of an expansion valve, to achieve effects such as prevention of overcooling of the showcase interior, excessive frosting on an eva...  
WO/2016/075044A1
A heating installation comprising: a first circuit (C1); a second circuit (C2); a first heat pump (4) for heating the medium in the first circuit; a heat exchanger (10) which is arranged in the second circuit and connected between a cond...  
WO/2016/059837A1
The purpose of the present invention is to provide a heat pump heating apparatus that is able to continue two-stage operation without having to stop a high-stage compressor when the return temperature of a heat carrier reaches a prescrib...  
WO/2016/036687A1
A system for conditioning air circulated from an interior of a building includes a refrigerant path, an air-cooled condenser in the refrigerant path, a water-cooled condenser in the refrigerant path that transfers heat from refrigerant i...  
WO/2016/029635A1
A cold and heat source complementation air-cooled type multifunctional central air conditioner, consisting of three parts: a cold exchanger (12), a heat exchanger (2) and a cold and heat source complementor (10). Waste heat exhausted whe...  
WO/2016/024372A1
[Problem] To supply a liquefied gas production device which avoids complex routing of tubing and which can suppress increases in the space needed for installation. [Problem] In this liquefied gas production device for producing liquefied...  
WO/2016/018692A1
A cooling system includes a main closed-loop refrigerant circuit having a compressor and a condenser. The cooling system also includes a subcooler closed-loop refrigerant circuit having a compressor and a condenser. A portion of the cond...  
WO/2016/010634A1
Disclosed is a method for producing heating in a high temperature heat pump. The method comprises extracting heat from a working fluid in a heat exchanger, thereby producing a cooled working fluid, wherein said working fluid comprises a ...  
WO/2015/157813A1
Disclosed herein is an apparatus for extracting thermal energy from thermal expansion of a working medium in the apparatus. The apparatus includes a thermal expander, a compressor for compressing the working medium after the expansion, a...  
WO/2015/147338A1
Provided is a two-stage cascade refrigeration device that uses a refrigerant composition that is earth-friendly, can achieve low temperatures of -80°C, and has excellent refrigerating capacity performance and other properties. The two-s...  
WO/2015/141633A1
[Problem] To provide a refrigeration device capable of having improved cooling capacity and efficiency by controlling high-pressure-side pressure in low-stage-side refrigerant circuits to an optimum value. [Solution] A refrigeration devi...  
WO/2015/140872A1
A refrigeration device having: a heat-source heat medium circuit which circulates a heat-source-use heat medium, and in which a compressor, a heat-source-use heat exchanger, an expansion unit, and a cascade heat exchanger that exchanges ...  
WO/2015/140873A1
A refrigerating device (1) comprises: a lower source side refrigeration cycle (10) that has a lower source side compressor (11), a lower source side condenser (12), a lower source side pressure reducing device, and a lower source side ev...  
WO/2015/138052A1
A modular refrigeration system includes a refrigeration loop having a compressor, a condenser, an expansion assembly, and a chiller interconnected by a first piping loop cycling hydrocarbon refrigerant. A high side cooling loop includes ...  
WO/2015/138051A1
A refrigeration system including a first circuit with a first heat exchanger, a second heat exchanger, and a pump fluidly connected in series with the first heat exchanger and the second heat exchanger to circulate a coolant within the f...  
WO/2015/136654A1
A refrigerating device is characterized by comprising: a high-temperature side refrigerant circuit (A) in which a high-temperature side compressor (1), a high-temperature side condenser (2), a high-temperature side expansion valve (3), a...  
WO/2015/132951A1
A refrigeration device has: a heat source heat medium circuit through which a heat medium for a heat source flows and in which a compressor, a heat exchanger for a heat source, an expansion section, and a cascade heat exchanger which exc...  
WO/2015/132964A1
Provided is a refrigeration cycle device which does not require the cooling capacity of a high-source-side refrigeration cycle to maintain a pressure reduction in the refrigeration cycle, does not require expensive equipment such as a he...  
WO/2015/114783A1
The present invention is equipped with: a compression mechanism unit (35) that compresses a refrigerant and is provided within a shell (8) serving as a sealed container; a crankshaft (4) that imparts rotational force to the compression m...  
WO/2015/099417A1
Disclosed is an electric vehicle power generation system which is installed in an electric vehicle to produce and supply electricity, thereby enabling the electric vehicle to be driven a long distance without a battery problem. The elect...  
WO/2015/095707A1
A hybrid expander combines a Brayton engine first stage with one or more GM colder stages that uses the flow from the Brayton engine to provide refrigeration at one or more remote heat stations.  
WO/2015/093235A1
A sublimation defrost system for refrigeration devices, having: a cooler provided inside a freezer and having a casing and a heat exchange pipe provided inside the casing; a refrigerator that cools and liquefies a CO2 refrigerant; and a ...  
WO/2015/093234A1
A defrost system for refrigeration devices, comprising: a cooler provided inside a freezer and having a heat exchange pipe arranged so as to have a height difference inside the casing and a drain receiving section provided below the heat...  
WO/2015/093233A1
A defrost system for a refrigeration device, comprising: a cooler provided inside a freezer and having a heat exchange pipe and a drain receiving section that are provided inside a casing; a refrigerator that cools and liquefies a CO2 re...  
WO/2015/071967A1
Provided is a refrigeration system such that ignition of a leaked mildly-flammable refrigerant is prevented. The refrigeration system has: a refrigerant circuit that is equipped with a cascade condenser (5) for performing heat exchange b...  
WO/2015/045355A1
 Provided is a refrigeration device that makes it possible to effectively eliminate problems caused by dry-icing of carbon dioxide. This refrigeration device (R) is provided with a refrigerant circuit in which a refrigerant discharged ...  
WO/2015/045354A1
Provided is a refrigerating device capable of effectively eliminating problems due to the formation of dry ice from carbon dioxide (R744). A refrigerant composition comprising a first refrigerant that is a very low temperature range refr...  
WO/2015/041166A1
 A freezer is provided with a heat source-side unit (50), user-side units (21, 22), and four-way valves (55, 56). A low-stage compressor (51a) and a high-stage compressor (51c) are serially connected through an intermediate pressure pi...  
WO/2015/035322A1
A system is provided where the system includes a chamber, a first cooling system including first cooling load evaporator, wherein the first cooling system is placed within the chamber, a second cooling system including a fluid coil, wher...  
WO/2014/198593A1
The invention relates to a method for operating a heat pump arrangement (1), wherein a first fluid (26) flows through a first heat pump (2), a second fluid (27) flows through a second heat pump (3), and heat is transferred from the first...  
WO/2014/199445A1
A refrigerating device comprises: a high-temperature circulation circuit (A) in which a refrigerant circulates and that has a high-temperature compressor (1), a high-temperature condenser (2), a high-temperature expansion valve (3), and ...  
WO/2014/191230A1
The invention relates to a cooling system comprising a refrigeration installation coupled to a high-temperature heat pump. This makes it possible for the refrigeration installation to be operated at conventional temperatures with regard ...  
WO/2014/184931A1
A refrigeration device provided with: a refrigeration cycle (100) in which a compressor (101), a condenser (102), an expansion valve (103), and an evaporator (104) are sequentially connected by tubes and refrigerant is circulated; an exp...  
WO/2014/181399A1
A binary refrigeration device comprises: a high-order refrigeration cycle (20) that circulates a refrigerant and connects, with pipes, a high-order compressor (21), a high-order condenser (22), a high-order throttling device (23), and a ...  
WO/2014/163898A1
Water heater apparatus includes a tank for storing water; a heat exchanger associated with the tank and being operative to receive refrigerant and transfer heat therefrom to the tank, the heat exchanger representatively being a heat cond...  
WO/2014/156190A1
A dual refrigeration device using an earth-friendly refrigerant composition that has a low global warming potential (GWP), that can achieve a low temperature of -80°C, and that can be used as a refrigerant having superior performance in...  
WO/2014/150004A1
A thermal recovery system wherein a refrigerant flows through a precooling tube heat exchanger to a condenser and then to a subcooling tube heat exchanger, and water cools the refrigerant in both heat exchangers without mixing with the r...  
WO/2014/118384A1
The invention concerns a facility with a gas turbine, comprising: - a refrigerating machine (100) comprising: ° a high-pressure circuit (110) with a generator (114) supplied by a pump (112) and subjected to a heat source, ° a low-press...  
WO/2014/114531A1
The invention relates to a thermal storage device (100) comprising a first heat pump (10), a heat accumulator (20) that is thermally connected to the first heat pump (10) and a circuit (30) for carrying out a thermal cycle and for genera...  

Matches 1 - 50 out of 1,771