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WO/2005/052467A1 |
It has been usual for a freezer having refrigerant cooling means for cooling a refrigerant at the entrance of a flow rate control valve that a performance coefficient lowers when the amount of cooling provided by the refrigerant cooling ...
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WO/2005/050105A1 |
This invention concerns a Stirling Cycle type cooling device (1) where a heat exchanger (7) is used to ensure the heat transfer between the cold surface (5) of the Stirling cooler (2) and the internal medium to be cooled on the one hand,...
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WO/2005/050104A1 |
A CO2 brine production system capable of reliably forming a refrigeration cycle combining an ammonia cycle and a CO2 cycle even when a refrigeration showcase on the cooler side of the CO2 cycle is installed at an arbitrary place for reas...
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WO/2005/043561A2 |
A low-leakage enclosure for cryogenic compressor apparatus includes climate control equipment and guide fixtures to direct ultra-cold coolant lines to a superconducting utility power transformer. The self-contained system maintains the r...
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WO/2005/037582A1 |
The invention relates to an air-conditioning system (1), in particular a motor vehicle air-conditioning system (1) comprising a coolant circuit (2) provided with a coolant compressor (3) and a gas cooler (4), an internal heat exchanger (...
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WO/2005/038357A2 |
An apparatus is disclosed for supplying a refrigerant fluid to a cooling device, such as a cryosurgical probe. An arrangement of valves may control the supply of fluid to and from the cooling device. Fluid may flow in a forward direction...
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WO/2005/038375A1 |
The invention relates to a heat exchanger (1), in particular for a motor vehicle, comprising a heat exchange assembly with a primary side, through which a first medium flows and a secondary side, through which a second medium flows and a...
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WO/2005/037952A1 |
Methods and apparatus for a refrigeration heat exchanger section useful in circulating a substantially non-HCFC refrigerant mixture which comprises: a compressor means, an auxiliary condenser, a first condenser, a second condenser, a thi...
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WO/2005/036079A2 |
A heat pump apparatus comprises a heat pump cycle in which a refrigerant circulates through a compressor (31), a radiator (32), a throttle apparatus (33) and an evaporator (34) in this order, and an air duct (39) which envelops the radia...
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WO/2005/032864A2 |
Disclosed is a sensor array, especially for air conditioners of vehicles, comprising a housing in which an electronic unit, a first sensor element that is connected to the electronic unit and is used for measuring a first physical parame...
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WO/2005/033917A2 |
A reversible cooling loop for a notebook computer is described. Specifically, at low power levels, a two-phase fluid cooling loop is implemented to conserve the battery life. At high power levels, a refrigeration loop is implemented.
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WO/2005/028975A2 |
A method of liquefying a hydrocarbon-rich gas, wherein the gas (1) flows through a cascade of three refrigeration stages (E1, E2, E3), each stage comprising a refrigerant circuit and a compressor (V2, V3, V4), wherein at least part (3d) ...
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WO/2005/028970A1 |
The invention relates to a cold generator comprising a circuit that contains a pressure source, a pulsating refrigeration element and a non-return valve. According to the invention, the non-return valve (13) is provided with a retaining ...
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WO/2005/026854A1 |
A vapor compression system includes a compressor, a gas cooler, an expansion device, and an evaporator. Refrigerant is circulated through the closed circuit cycle. Preferably, carbon dioxide is used as the refrigerant. Adaptive control i...
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WO/2005/024331A1 |
A loop type thermo siphon (100A), comprising a closed circuit having evaporators (110), a condenser (130A), feed tubes (120), and return tubes (140). The condenser (130A) further comprises an assembly having a feed tube side main tube (1...
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WO/2005/022051A1 |
The invention relates to a method for regulating an air conditioning system, in particular for a motor vehicle. According to said method, a coolant circulates in a cooling circuit (1) comprising a compressor (2), a gas cooler (3), an int...
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WO/2005/022053A1 |
The invention relates to a compressor (10) for use in an air-conditioning system or to an air-conditioning system comprising such a compressor (10), especially for motor vehicles. The invention is characterized in that the compressor or ...
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WO/2005/022055A1 |
Refrigerant is circulated through a vapor compression system (20) including a compressor (22), a gas cooler (24), an expansion device (26), and an evaporator (28). When a sensor (66) detects that frozen water droplets form on the evapora...
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WO/2005/019744A1 |
A vacuum device comprises several cryopumps (10), connected to one or several vacuum chambers. The cryopumps (10) are connected to a compressor device (16), by means of medium supply lines (12) and medium return lines (14). An adjuster d...
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WO/2005/019745A1 |
The invention relates to a vacuum device comprising several cryopumps (10), in particular several cryopumps connected in parallel. In addition, the device is equipped with at least one compressor unit (16), which is connected to the cryo...
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WO/2005/019743A1 |
The expansion machine flowrate of a vapor compression system is regulated to directly control the supercritical pressure in the high pressure component of the transcritical system. The expansion machine (27) is directly linked to a recom...
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WO/2005/019746A2 |
The invention relates to a cryogenic refrigerator comprising at least two refrigeration stages (KS1, KS2), each of which contains an expansion pipe (10, 20) and a regenerator (12, 22). The first refrigeration stage (KS1) generates a prel...
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WO/2005/010449A1 |
The present invention relates to a regenerator for a cooler provided with a heat accumulation member having uniform ventilation and improved heat transfer performance. A plurality of mats are separated from a base mat formed by vacuum-si...
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WO/2005/010445A1 |
The efficiency of refrigeration systems operating on the vapor compression cycle and employing suction line heat exchangers is increased by introducing refrigerant into the lower pressure side of the suction line heat exchanger (24, 26, ...
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WO/2005/008140A1 |
A moisture conditioner comprising an adsorbing means for conditioning moisture in the air to be processed using an adsorbent and a refrigerant circuit for forming a refrigeration cycle is disclosed wherein the adsorbing means is heat reg...
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WO/2005/008160A1 |
A natural circulation type circuit, comprising an evaporator (3) installed around the heat radiating part of a Stirling refrigerating machine to absorb heat from the heat radiating part by the vaporization of refrigerant, a condenser dis...
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WO/2005/008149A1 |
A Stirling engine, wherein when a linear motor reciprocatingly move a piston in a cylinder, a displacer also reciprocatingly moves in the cylinder storing the displacer. By this, working mixture moves between a compression space and an e...
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WO/2005/005254A1 |
A ground-based system and method of supplying temperature-controlled air to an aircraft environmental control system during ground support operations that uses a throttle valve (262) to control the flow of compressed air flowing through ...
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WO/2005/003651A2 |
A refrigeration system (20) includes a compressor (22), a gas cooler (24), an expansion device (26), and an evaporator (28). Refrigerant is circulated through the closed circuit system. Preferably, carbon dioxide is used as the refrigera...
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WO/2005/003652A1 |
In a Stirling engine, a hollow cylinder-like pressure vessel covers a cylinder, a piston, and a linear motor. The pressure vessel is divided into a ring-like portion and a dome-like portion at a position closer to the displacer installat...
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WO/2005/003650A1 |
A transcritical refrigeration system includes a compressor (22), a gas cooler (24), an expansion device (26), and an evaporator (28). Refrigerant is circulated though the closed circuit system. Preferably, carbon dioxide is used as the r...
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WO/2005/001288A1 |
A piezoelectric pump (1) has a casing (2), an operation space (4) provided in the casing (2) and receiving an operation medium, a suction hole (6) as a suction portion sucking the operation medium into the operation space (4), a discharg...
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WO/2005/000106A2 |
A surgical probe system (10) includes a fluid supply line (12) connectable at an inlet section (14) to a source of cryogenic fluid (16); a fluid connector assembly(28) securely connected to an outlet section of the fluid supply line (12)...
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WO/2005/001269A1 |
Regenerative thermoacoustic energy converter (TAEC) powered by a radiant or other heat source (6) at which the regenerator (4) and low temperature heat exchanger assembly (5) is build up, as short, separated ring shaped sections connecte...
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WO/2004/113804A1 |
A refrigerator has a Stirling refrigerator (1) including a high-temperature heat radiation portion (2) and a low-temperature heat absorption portion (3) and cooling a freezing chamber and has a compressor (11) for circulating a first ref...
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WO/2004/111553A1 |
Refrigerant is circulated through an economized refrigeration system including a compressor (22), a gas cooler (24), a main expansion device (26), an economizer heat exchanger (30) and an evaporator (28). After cooling, the refrigerant s...
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WO/2004/109198A1 |
A refrigeration cycle using HFC-152a as a refrigerant ensures stabilized operation without occurrence of the hunting of superheat (SH). The amount of charge of refrigerant is increased so that the refrigerant at the entrance to an expans...
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WO/2004/102084A1 |
The invention relates to a thermoacoustic device (20), comprising a cavity, containing a fluid amongst other things, at least one pair of transducers (24a, 24c) for the generation of an acoustic pressure in the fluid and a particular vel...
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WO/2004/102092A1 |
The present invention relates to a system and method for directing a fluid through a die. One embodiment of the present invention is especially useful to thoroughly cool an extrudate by directing a cooling fluid toward a surface of the e...
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WO/2004/099686A1 |
To provide an evaporator using a CO2 refrigeration capable of preventing a raise in vapor quality of refrigeration in an evaporator passage and obtaining excellent heat exchanging efficiency. The invention is directed to an evaporator fo...
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WO/2004/094927A1 |
The inventive heat-storing medium for a very low temperature range consists of a set (22) of pourable, gas tight, closed, hollow bodies (30). Each hollow body (30) has a filling (34) consisting of a low-boiling gas which is in the form o...
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WO/2004/091955A2 |
A hydrogen storage and delivery system is provided having an orifice pulse tube refrigerator and a liquid hydrogen storage vessel. A cooling system, coupled to the orifice pulse tube refrigerator, cools the vessel and abates ambient heat...
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WO/2004/090441A1 |
With spacers (30, 31) held between the central portion and the circumference of two plate springs (61, 61), a fixed shaft (67) erected on a fixed block (70) is inserted in a through hole (64) in the periphery of the plate spring (61) and...
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WO/2004/090431A1 |
A drying device provided with a heat pump in which a refrigerant passes successively through a compressor, a radiator, a throttle device and an evaporator, the drying device guiding air heated by the radiator to a drying chamber, cooling...
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WO/2004/088218A1 |
A thermoacoustic cooling system for cooling an object such as a microelectronic chip. Heat produced by the object is transferred to a thermoacoustic engine. The thermoacoustic engine may include a resonator defining a chamber. A stack ma...
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WO/2004/088216A1 |
A cooler for a low-temperature operating article includes a refrigerator and a cold head mounted to the refrigerator. A first Peltier element is fixed in thermal contact with the cold head. A second Peltier element is fixed in thermal co...
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WO/2004/088217A1 |
A pulse tube refrigerator that is small in size and free from vibration and electric noise. A pulse tube refrigerator (1) has a pulse tube, a cool storage unit connected to the low- temperature side of the pulse tube, a vibration generat...
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WO/2004/085940A1 |
A system for liquefying natural gas by cooling the natural gas stream in a first refrigeration cycle employing a non-volatile refrigerant, such as carbon dioxide, and substantially cooling the natural gas stream in a second refrigeration...
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WO/2004/085934A1 |
A cooling device is characterized by comprising a stack in which a high temperature heat exchanger and a low temperature heat exchanger are joined together, a stack in which a cooling heat exchanger and a cooling output heat exchanger ar...
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WO/2004/085935A1 |
A pulse tube refrigerating machine advantageous for increasing refrigeration capacity is provided. A pulse tube refrigerating machine comprises a pressure waveform generating device (1) for producing a pressure waveform for a refrigerant...
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