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Matches 1 - 50 out of 1,806

Document Document Title
WO/2017/103988A1
To provide a compressor for a dual refrigeration device for the purpose of achieving a small and light-weight dual refrigeration device, and a dual refrigeration device equipped with the compressor. A compressor relating to the present i...  
WO/2017/099814A1
Heat is recovered from a heat source to heat water to high temperatures. Apparatuses, systems and methods are described to heat water to a high temperature by using heat, such as may be considered in some instances as waste heat, recover...  
WO/2017/073087A1
Provided is an evaporative condenser that efficiently condenses and liquefies a gaseous refrigerant that is sequentially fed after circulating through a condensation cooling cycle. Further provided is a refrigeration system that is equip...  
WO/2017/060733A1
A refrigeration system (10) comprising primary (12) and secondary (14) stages thermally coupled to one another via a first heat exchanger (20); the primary stage (12) comprising: a closed- loop CO2 refrigeration system comprising a prima...  
WO/2017/031428A1
HVAC systems and methods for delivering highly efficient heating and cooling using ambient air as the working fluid. A plenum has an upstream inlet and a downstream outlet, each in fluid communication with a target space to be heated or ...  
WO/2017/026129A1
To provide an ammonia refrigeration device that is smaller and more efficient than a prior-art ammonia-condensing cooling cycle provided with a cooling tower and a cooling water pump. An ammonia refrigeration device (100) characterized i...  
WO/2017/026736A1
The present invention relates to a heat pump using a cascade cycle, comprising: a low-stage refrigeration cycle in which a first refrigerant circulates along a first circuit comprising a first compressor, a first heat exchanger, a first ...  
WO/2017/011378A1
The present invention provides a refrigerating system, including: a refrigerating loop (100), including a compressor (190), a condenser (110), a main throttling element (180), and an evaporator (120) that are connected in sequence throug...  
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 ...  

Matches 1 - 50 out of 1,806