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WO/2004/005807A1 |
Air conditioning system (10), in particular an air conditioning system having carbon dioxide as refrigerant, particularly for use in a motor vehicle. The air conditioning system (10) comprises a compressor (12), a gas cooler (14), an exp...
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WO/2004/003441A1 |
A cryovessel, in which liquid helium contained in a helium container is maintained at a constant pressure, temperature and volume by using a Gifford-McMahon cryocooler, and control method for such a cryovessel is provided. The cryovessel...
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WO/2004/003442A1 |
The invention relates to a refrigerator (1) comprising a housing (2, 14, 19), a cylindrical working chamber (15, 21), a cylindrical displacing member (11, 17), a gap (36, 38) which is located between the housing and the displacing member...
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WO/2004/001196A1 |
A thermoacoustic engine-driven system (10) with a hot heat exchanger, a regenerator or stack, and an ambient heat exchanger includes a side branch load (40) for rapid stopping and starting, the side branch load being attached to a locati...
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WO/2004/001303A1 |
A pressure vibration generator (1) arranged such that a self-excited vibration is generated in a work transfer tube (30) by heating a heat input section (22) and when a resonator (50) is resonated and a work is inputted to a heat exchang...
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WO/2003/104725A1 |
An orifice pulse tube refrigerator uses flow resistance (38), compliance (44) and inertance (42) components connected to a pulse tube (18) for establishing a phase relationship between oscillating pressure and oscillating velocity in the...
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WO/2003/102478A1 |
The expansion of a high pressure or intermediate pressure refrigerant in an expansion device in a transcritical vapor compression system converts the potential energy into usable kinetic energy. The kinetic energy provides work which is ...
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WO/2003/102375A1 |
A magnet ring assembly (138) for a piston/magnet assembly that can be used in a Stirling cycle cryocooler comprises a cylindrical magnet holder (188) and a plurality of magnet sectors (190) disposed on the inner surface of the magnet hol...
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WO/2003/099594A1 |
The invention relates to a device for air-conditioning a vehicle. A circuit (2) of an inner heat exchanger fluid is provided. Said circuit successively comprises an expansion device (4) arranged between the high-pressure side and low-pre...
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WO/2003/100332A1 |
The inventive method consists in: selecting a pre-determined curve (C'OPT), which can be represented in the form of a first parameter (NU) that is representative of the speed of rotation of a compressor, according to a second parameter (...
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WO/2003/100329A1 |
A supercritical refrigeration cycle wherein CO2 is used as a coolant and the pressure at the high pressure side is higher than the critical point of the coolant, characterized in that a part of an lubricating oil is circulated together w...
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WO/2003/098645A1 |
Disclosed is a device (2) comprising a superconducting magnet (3) that is provided with at least one cooling agent-free superconducting coil (4a, 4b), and a cooling unit that is provided with at least one cold head (6). A conduit system ...
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WO/2003/096473A1 |
A filter element (28) having planar (48) or cavity (30) geometry having applied thereto a coating (38, 39, 50, 53) of temperature super conducting (HTS) material characterised in that said filter element (28) or said coating of HTS mater...
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WO/2003/095250A1 |
A heat pump system includes a compressor (14), first and second heat exchangers (10,12) and a module (20) hydraulically inter-posed between the compressor (14) and the first and second heat exchangers (10,12). The module includes a heat ...
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WO/2003/095890A1 |
The invention relates to energy engineering and can be used for compressed natural gas transport systems. Said invention makes it possible to more fully use the potential energy of the total spectrum of a gas flow consumed from a gas pip...
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WO/2003/095908A1 |
The present invention relates to a method in connection with a refrigeration apparatus (1), wherein a circulating medium is circulated in a pipework (5a, 5b, 5c, 5d) by a compressor (2). The circulating medium is liquefied in a condenser...
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WO/2003/091642A1 |
The present invention relates to a system and a method for cooling extruded and molded materials. The present invention is especially useful to thoroughly cool an extrudate by directing a cooling fluid toward a surface of the extrudate (...
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WO2003042611A9 |
In the present invention, a header tank 10 includes a header tank main body 11 and a cover plate 20. The header tank main body 11 is provided with a refrigerant inlet passage 12a and a refrigerant outlet passage 12b arranged in parallel,...
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WO/2003/089848A1 |
A thermoacoustic device is formed with a resonator system defining at least one region of high specific acoustic impedance in an acoustic wave within the resonator system. A plurality of thermoacoustic units (84, 86) are cascaded togethe...
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WO/2003/087678A1 |
According to one embodiment of the present invention, a thermoacoustic device (20) has a complaint enclosure which includes a rigid portion and a compliant portion. The device (20) has a thermal buffer tube (44) which extends through the...
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WO/2003/087680A1 |
A thermocoustic device (110) includes a housing (120) with a thermal core supported in the housing and having a first and a second surface. The thermal core includes a first heat exchanger (112) defining the first surface of the thermal ...
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WO/2003/087679A1 |
One embodiment of a spring (70) with an integral dynamic gas seal according to the present invention includes a spring (70) with a pair of spaced-apart ends (72, 74) and a spring body extending therebetween. The spring body includes a pe...
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WO/2003/085345A1 |
A loop-type thermosiphon that is operable stably independently of fluctuation in thermal load, and a Stirling refrigerator using the loop-type thermosiphon. A loop-type thermosiphon where heat is carried by a working fluid from a high te...
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WO/2003/085347A1 |
A folded, elongated tube (28) is provided for use in a heat exchanger (10, 11 ). The tube (28) has a flattened cross section with a minor dimension (d) and a major dimension (D). The tube (28) includes a pair of parallel tube runs (36), ...
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WO/2003/083384A1 |
A vapor compression apparatus (20) and a method for operating a vapor compression system are provided. A working fluid is conveyed through a vapor compression system (20) having a fluid line (40). A magnetic field generator (30) is conne...
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WO/2003/083382A1 |
A cascade refrigeration system wherein the inlet and outlet pressures and the power consumption of the compressor (10) of the higher temperature refrigeration circuit, and the inlet and outlet pressures and the power consumption of the c...
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WO/2003/083383A1 |
A food freezing system wherein refrigeration is generated by compressing (2), cooling (5) and then expanding (7) a defined multicomponent refrigerant mixture, which, after providing refrigeration to the food, is warmed against itself to ...
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WO/2003/083381A1 |
A refrigerating cycle device using carbon dioxide as refrigerant capable of solving such a problem that when a receiver is installed against a low pressure, a cost and a volume are increased by a pressure resistant design to assure safet...
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WO/2003/083391A1 |
A method wherein refrigeration is generated, preferably using a pulse tube cryocooler (100) or refrigerator, to produce cold working gas which is used to liquefy coupling fluid circulating (24, 18) between a coupling fluid liquid reservo...
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WO/2003/083388A1 |
A refrigeration cycle connecting a variable capacity compressor (20), a condenser (27), a restriction mechanism, and evaporators (14, 16) sequentially and employing a hydrocarbon based refrigerant is provided in the refrigerator body (1)...
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WO/2003/081145A1 |
A cryogenic temperature cool storage device, characterized in that it uses at least one magnetic material containing a rare earth element and sulfur as a cool storage medium; and a cryogenic temperature refrigerator using the cool storag...
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WO/2003/081762A1 |
The invention describes devices for performing thermodynamic work on a fluid, such as pumps (340), compressors and fans. The thermodynamic work may be used to provide a driving force for moving the fluid. Work performed on the fluid may ...
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WO/2003/078906A1 |
Disclosed is a refrigeration plant for parts of an installation, which are to be chilled. Said refrigeration plant (2) comprises at least two cold heads (7, 8) which are thermally coupled to parts (3a) of a particularly supraconducting i...
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WO/2003/079522A1 |
The superconducting winding (2) comprises a rotor (5) which may rotate about a rotation axis (A) with a superconducting winding (10) in a thermally conducting winding support (9). Said winding support (9) comprises a central coolant cavi...
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WO/2003/079042A2 |
Systems and methods for manipulating acoustic energy are presented. In some embodiments, a combustion zone provides heat to a regenerator using a mean flow of compressible fluid. In other embodiments, a thermoacoustic driver is concentri...
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WO/2003/076853A1 |
A refrigeration system (40) including a compressor (12), a condenser (14), an expansion device (16) and an evaporator (18) connected in a closed circuit through which a refrigerant is circulated. Liquid refrigerant is injected between an...
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WO/2003/076854A1 |
This invention provides an improved means of quickly warming a pulse tube (165) by shifting the phase relation of flow to the warm end of the pulse tube relative to flow to the warm end (117) of the pulse tube relative to flow to the war...
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WO/2003/074305A2 |
Klimaanlage, insbesondere für Kraftfahrzeuge zur Erwärmung und / oder Kühlung der Zuluft eines Fahrgastraumes, mit einem Kompressor.
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WO/2003/074950A1 |
The invention relates to a turbo-refrigerating apparatus comprising a compressor, an air-drying block, a recuperative heat exchanger, a lubrication system, a control system and a turboexpander. The inventive apparatus is characterised in...
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WO/2003/072909A1 |
The invention is a thermoacoustic engine-generator (1) and heat pump that converts a thermal gradient into electrical energy. Typically encased in a thermoplastic or metal package, it can range in the size from a microchip, upward. The s...
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WO/2003/073017A1 |
An integrated, self-contained microrefrigeration apparatus, in a dimension small enough to fit inside small appliances, such as electronic cases and portable equipment is described. The microrefrigerator employs a working fluid that circ...
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WO/2003/069236A1 |
A heat pump water heater of instantaneous water heating type, comprising at least either of 1) a load setting part for setting a heating amount by a heat exchanger and a heating control part for controlling the heating amount according t...
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WO/2003/069130A1 |
The present invention provides a scroll-type expander that simultaneously performs expansion and re-heating such that efficient expansion is realized and there is no reduction in efficiency caused by pressure loss occurring during the su...
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WO/2003/069241A1 |
The invention relates to a method for compressing a multi-constituent flow, particularly a coolant mixture flow whereby, before compression, the multi-constituent flow is, inside a separating device, freed from liquid possibly contained ...
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WO/2003/064194A1 |
Disclosed is an air conditioner used for cooling and heating, comprising a duct system (1) which makes it possible to optionally operate two system areas (3, 4) provided with a common compressor (2) by means of a reversing valve (6). The...
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WO/2003/064193A1 |
The invention relates to an air-conditioning system for a vehicle, especially for a vehicle propelled by an internal combustion engine (68). Said air-conditioning system comprises at least one evaporator (18), one compressor (12), one co...
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WO/2003/064942A1 |
A heat pump type water heater, comprising a compressor (25), a water heat exchanger (26) for heating hot water, an electric expansion valve (27), and an air heat exchanger (28) sequentially connected to each other, and a defrost circuit ...
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WO/2003/064935A1 |
A heat pump type water heater, comprising a hot water storage tank (3), a circulating passage (12) connected to the hot water storage tank (3), and a refrigerant circulation circuit for a heat pump heating source having a defroster circu...
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WO/2003/062862A2 |
The invention relates to a method and a device for use in X-ray spectroscopy in which a sample of a material is subjected to an electron beam and X-ray quanta thereby produced are examined for their energy content and a spectrum is deter...
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WO/2003/060390A1 |
Disclosed is a two-stage pulse tube cryopump cooling system (100) in which the pulse tubes (165, 175) and valves (120, 125, 130, 135) are inline, with the hot ends of the pulse tubes at the top and the valve mechanism (118) is at the bot...
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