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WO/2017/165764A1 |
Disclosed are cascade refrigerant systems for providing cooling of air located in an enclosure that is occupied by or which will be exposed to humans or other animals during normal use, wherein systems includes; (1) a first, relatively l...
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WO/2017/157808A1 |
The invention relates to a heat pump system comprising a heat pump unit having at least one heat pump stage (200), wherein the at least one heat pump stage (200) has an evaporator (202), a compressor (204), and a condenser (206); a first...
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WO/2017/157806A1 |
A heat pump system comprises a heat pump stage (200) that includes a first evaporator (202), a first condenser (206) and a first compressor (204), and comprises an additional heat pump stage (300) that includes a second evaporator (302),...
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WO/2017/157805A1 |
The invention relates to a heat pump system comprising: a heat pump unit having at least one heat pump stage (200), wherein the at least one heat pump stage (200) has an evaporator (202), a compressor (204), and a condenser (206); a firs...
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WO/2017/143018A1 |
Disclosed are refrigerant systems for conditioning air and/or items located within a dwelling occupied by humans or other animals preferably including at least a first heat transfer circuit containing a first heat transfer fluid in a vap...
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WO/2017/141722A1 |
A refrigeration device equipped with: a cascade cycle; a storage unit having a storage space for an object to be cooled by a second evaporator; an internal temperature sensor that detects the temperature of the storage space; a control u...
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WO/2017/141149A1 |
The present disclosure provides methods and system for the cooling of process plant water. A system can include a first heat exchanger for exchanging heat between a first process water stream and a refrigerant; a multiphase pump, coupled...
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WO/2017/123839A1 |
An air handler apparatus includes at least one heat exchanger device with a cooling fluid region separated from a temperature transfer fluid region, an evaporator device comprising an evaporator housing and at least one evaporator coil, ...
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WO/2017/123042A1 |
An embodiment of the present invention relates to a deep freezer. A deep freezer according to an embodiment of the present invention comprises a plurality of heat exchangers installed to an inlet pipe and performing a heat exchange of a ...
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WO/2017/107591A1 |
Provided are an auto-cascade refrigeration system using a phase-change wave rotor. After undergoing pre-pressure boosting performed by a phase-change wave rotor pressure booster (1), a refrigerant passes through a vapor compressor (2) an...
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WO/2017/112758A1 |
An ice making machine having a refrigeration system designed for hydrocarbon (HC) refrigerants, and particularly propane (R-290), that includes dual independent refrigeration systems and a unique evaporator assembly comprising of a singl...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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, ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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 ...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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