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8181480 |
Refrigeration device
A refrigeration device includes a compression mechanism, a radiator, a first expansion mechanism, a second expansion mechanism, an evaporator, a first internal heat exchanger, a branch pipe a third...
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8181479 |
Inlet guide vane, turbo compressor, and refrigerator
An inlet guide vane is installed at a suction port into which a fluid is sucked by the rotation of an impeller so as to be rotatable about an axis, and is comprised of a rod-like shaft supported by...
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8166774 |
Heat exchanger with an expansion stage
In a heat exchanger unit for conditioning a first fluid, particularly a refrigerant in an air conditioning system, including a heat exchanger, the heat exchanger includes first and second tube...
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8166773 |
Refrigeration capacity banking for thermal cycling
A thermal cycling system includes a structure defining a load space, a heating assembly positioned to heat to the load space, and a cooling assembly positioned to cool the load space. The cooling...
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8159170 |
Integral type air conditioner
When cooling operation or dehumidifying operation is started, a blower fan for an evaporator and an exhaust fan for a condenser are driven at an initial rotational number. A compressor is driven at...
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8141383 |
Engine-machine and expander heat exchanger unit
A heat exchanger unit is disclosed, the heat exchanger unit including a first tube element unit, a second tube element unit, and an engine machine apparatus having an expansion step unit and a...
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8128388 |
Scroll-type expansion machine
A scroll-type expansion machine includes an expansion mechanism including an orbiting scroll and a first fixed scroll for expanding a refrigerant and recovering a power, a sub-expansion mechanism...
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8122735 |
Refrigerating apparatus
A refrigerant circuit (11) of an air conditioner (10) includes a compressor (20) and an expander (30). In the compressor (20), refrigerator oil is supplied from an oil reservoir (27) to a...
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8109116 |
Dual compressor air conditioning system with oil level regulation
A refrigeration air conditioner includes a first equalizer pipe connecting a bottom portion of a first hermetic vessel, which contains a main compression mechanism and lubricating oil, to a bottom...
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8109115 |
Refrigeration apparatus for cooling pressurized beverages
Refrigeration apparatus comprising a cold storage compartment, accessible from the outside, and provided internally with a sealed container adapted to accommodate a flexible and compressible...
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8091380 |
Motor-operated selector valve and refrigeration cycle device for refrigerators
A motor-operated selector valve relating to refrigerating technology is provided. In the present invention, a slider is controlled by a stepper motor so as to be rotatablely displaced among four...
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8091381 |
Efficient heat exchanger for refrigeration process
Aspects of the invention are found in a heat exchanger. The heat exchanger includes a fluid inlet manifold, a fluid outlet manifold, a plurality of heat transfer channels configured to communicate...
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8082752 |
Pressure-reducing module for dual evaporator air conditioning system
The invention proposes a pressure-reducing module for an air conditioning circuit (10) through which a supercritical refrigerant flows. The module is connected to the circuit via one inlet and two...
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8079232 |
Method and apparatus for improving the efficiency of a heat pump HVAC system
A heating and/or cooling system for a dwelling, including a heat exchanger that is located indoors, and ducting that directs rejected air to the attic space or outdoors. The heat exchanger is...
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8079229 |
Economized refrigerant vapor compression system for water heating
An economized refrigerant vapor compression system (10) for water heating includes a refrigerant compression device (20), a refrigerant-to-water heat exchanger (30), an economizer heat exchanger...
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8074471 |
Refrigeration cycle apparatus and fluid machine used for the same
A refrigeration cycle apparatus 1 includes a refrigerant circuit in which a refrigerant circulates. The refrigerant circuit is formed by connecting in sequence a compressor 2 for compressing the...
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8065882 |
Compositions containing fluorine substituted olefins
Disclosed are the use of fluorine substituted olefins, including tetra- and penta-fluoropropenes, in a variety of applications, including connection with blowing agents, foams, foamable...
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8056361 |
Multi-stage rotary-type fluid machine and refrigeration cycle apparatus
A multi-stage rotary-type fluid machine may be configured as what is called a two-stage rotary expander, in which a refrigerant expands in an expansion chamber having a first discharge side space...
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8056356 |
Refrigerating plant
In order to improve a refrigerating plant, comprising a refrigerant circuit, with a high-side refrigerant-cooling heat exchanger, with an expansion cooling device, with a reservoir for the main...
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8043523 |
Refrigerating-machine oil composition, and compressor machine and refrigerating apparatus each employing the same
The present invention provides a refrigerator oil composition which satisfies both sludge dispersibility and prevention of wear and seizing of sliding parts made of aluminum and/or iron, and a...
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8020400 |
Refrigeration device
A refrigeration device comprising a refrigeration circuit that contains an evaporator, a condenser and a compressor, in addition to electronic components for operating the refrigeration device....
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7992408 |
Compressor
A compressor has a housing. A crank is carried by the housing for rotation about a crank axis. A cylinder is defined within the housing and has a proximal portion and a distal portion. The distal...
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7987683 |
Expendable turbine driven compression cycle cooling system
A cooling system with a compression cooling cycle for a working fluid that passes an expendable fluid through a warm side heat exchanger for the cooling system to cause the expendable fluid to...
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7981256 |
Splitter with multi-stage heat pump compressor and inter-reboiler
A splitter system is disclosed that produces a product stream from a mixed stream of two materials with similar boiling points. A multi-stage heat pump compressor is used in combination with a...
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7975506 |
Coaxial economizer assembly and method
A coaxial economizer for use in a chiller system comprising an inner housing and an outer housing having a common longitudinal axis. The outer housing has an inlet for receiving a fluid from a...
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7975502 |
Heat pump apparatus and operating method thereof
In a heat pump apparatus of the invention, a refrigerant is circulated through a compressor 31, a radiator 32, a first throttle apparatus 33, a heat exchanger 34, a second throttle apparatus 35 and...
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7946122 |
Air cooling device of integrated thermo-hygrostat
The present invention provides an air cooling device of an integrated thermo-hygrostat, which is advantageous over known integrated thermo-hygrostats in that it is possible to prevent indoor air...
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7927464 |
Vapor compression distillation system including an integrated motor/compressor unit
A vapor compression distillation system (10) is provided and includes a fluid inlet (12) for receiving a fluid, a fluid outlet (14) for a distillate that has been distilled from the fluid, a heat...
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7921670 |
Refrigeration apparatus
A refrigeration apparatus is configured to perform a refrigeration cycle operation in which a high-pressure side attains a pressure that exceeds the critical pressure of a refrigerant used in the...
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7918096 |
Refrigeration system
In a refrigerant circuit (11), a compressor (20) and an expander (30) are provided separately. An expander casing (34) is connected to a delivery pipe (26) of the compressor (20) and high pressure...
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7887285 |
Pump and fluid supplying apparatus
A pump includes a rotatable rotor installed in a motor part and at least one impeller installed in a pump part, capable of being rotated together with the rotor in unison. The rotor and the...
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7886549 |
Refrigeration system
If the degree of opening of an electronic expansion valve (14) continues to remain below a specified degree of opening or if the degree of superheat of an evaporator (15) continues to remain above...
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7878015 |
Radiating apparatus of built-in refrigerator
A radiating apparatus of a built-in refrigerator includes an airflow guide that separates a condenser from a blower fan in order to prevent a cool air and a hot air from mixing together, thereby...
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7878023 |
Refrigeration circuit
Refrigeration circuit (1, 1′) for circulating a refrigerant in a predetermined flow direction through at least one functionally disconnectable component, the refrigeration circuit having in flow d...
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7874499 |
System and method to control sensible and latent heat in a storage unit
A climate control system for a storage unit. The system includes a reverse cycle chiller; a fluid supply line in fluid communication with an outlet of the fluid side heat exchanger; a fluid return...
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7874168 |
Modular refrigeration unit and process for assembling a modular refrigeration unit to a cabinet of a refrigeration appliance
The present invention relates to a modular refrigeration unit for a refrigeration appliance, and to a process for assembling the modular refrigeration unit to a cabinet of a refrigeration...
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7856846 |
Multi-functional air conditioner
A multi-functional air conditioner has a casing, a compressor, a cooler, an evaporator, at least two fans and at least one gate controller. The casing is stored with the compressor, the cooler and...
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7856292 |
System and method for lowering a temperature of liquid exiting a heat exchanger in a vapor compression system
A pull-down control process for a chiller system is provided. The pull-down control process can override the capacity control process for the chiller system to pull-down the leaving chilled liquid...
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7841205 |
Integrated compressor/expansion engine
A multi cylinder compressor/expansion engine having a centrally mounted drive shaft. A cylinder barrel is mounted on the drive shaft and both the cylinder barrel and the drive shaft rotate about a...
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7836724 |
Screw compressor and freezer
A screw compressor has a screw rotor and a cylinder having an economizer port. The economizer port communicates with a compression chamber formed between the screw rotor and the cylinder. The...
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7832229 |
Integrated unit for refrigerant cycle device
In an integrated unit for a refrigerant cycle device, at least one evaporator is integrated with an ejector having a nozzle portion for decompressing refrigerant and a refrigerant suction port from...
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7827809 |
Flash tank design and control for heat pumps
A method includes operating a compressor with a vapor injection system and selectively supplying vapor to the compressor during compressor operation through actuation of a first control valve. The...
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7793516 |
Rotary compressor with fluidic passages in rotor
The problems of prior compressor structures relying upon conventional check valves are obviated by using, instead, flow control passages which operate to control flow while avoiding mechanical...
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7775783 |
Refrigeration system including a scroll expander
A scroll expander that is efficient in a wide range of operating conditions by suppressing leakage loss and decreasing in recovered power using a simple construction includes: an expansion...
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7770411 |
System and method for using hot gas reheat for humidity control
A humidity control method is provided for a multi-stage cooling system having two or more refrigerant circuits that balances humidity control and cooling demand. Each refrigerant circuit includes a...
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7752864 |
Refrigeration apparatus
A refrigeration apparatus (1) is provided with a refrigerant circuit (1E) along which are connected a compressor (2), an outdoor heat exchanger (4), an expansion mechanism, an indoor heat exchanger...
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7694527 |
Control stability system for moist air dehumidification units and method of operation
A system and humidity control method is provided for a multi-stage cooling system having two or more refrigerant circuits that balances humidity control and cooling demand. Each refrigerant circuit...
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7690217 |
Refrigeration system, compressing and heat-releasing apparatus and heat-releasing device
A refrigeration system including a two-stage type compressor having independent low-pressure and high-pressure compressing portions, a heat-releasing device having independent primary and secondary...
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7654109 |
Refrigerating system with economizing cycle
The invention relates to refrigerating systems, primarily, to refrigerating systems employing compressors with economizing inlets and multi-pass condensers. In accordance with the invention a...
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7559210 |
Method and apparatus for cooling a heat source
An evaporator thermally coupled with a heat source is operated in manner with the coolant exiting the evaporator in a less than fully vaporous state. For an embodiment, the exiting coolant may be...
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