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US20110005237 OIL REMOVAL FROM A TURBINE OF AN ORGANIC RANKINE CYCLE (ORC) SYSTEM  
A method and system for removing oil in an organic rankine cycle (ORC) system (10) is used to prevent failures in the ORC system (10), especially during startup. The ORC system (10) includes an...
US20120017607 Expander for Stirling Engines and Cryogenic Coolers  
The invention is directed to an improved cryogenic cooler with an expander where the regenerator matrix is decoupled from the displacer or piston, thereby allowing the design of each to be...
US20110011101 TURBINE GENERATOR AND REFRIGERATING APPARATUS PROVIDED WITH TURBINE GENERATOR  
A turbine generator is formed with a gas-refrigerant storage space over a power generation mechanism inside of a casing and a liquid-refrigerant storage space under the power generation mechanism....
US20130074522 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a Scotch yoke mechanism including a Scotch yoke and a bearing movably engaged with the Scotch yoke, and a displacer caused to reciprocate in a cylinder by the...
US20140090404 CRYOCOOLER-BASED GAS SCRUBBER  
A cryocooler-based gas scrubber, or cryocooler-based gas purifier, utilizes the cooling power of a cryocooler to cool and condense cryogen gas forming coalesced impurities which are then filtered...
US20130081411 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a refrigerator body configured to produce cold temperatures by expanding a refrigerant gas; a compressor connected to a first pipe for feeding the refrigerant gas...
US20100127498 STEAM DRIVEN TURBINE GENERATOR SYSTEM  
A system for generating electricity from steam power, which includes a steam source communicated with a steam load, the steam load requiring steam at a load pressure lower than the steam source; a...
US20140338369 Thermoacoustic Engine  
Disclosed is a thermoacoustic engine having: resonance pipes including a working gas; motors; and a branch pipe, where each of the motors has a regenerator, a heater, and a cooler, a temperature...
US20120079838 Ruggedized Integrated Detector Cooler Assembly  
The present invention relates to a cryogenic cooler's expander supported by a support member, preferably a truncated conical tube. The support member provides additional stiffness to the expander...
US20140290276 U-SHAPED PULSE-TUBE REFRIGERATOR  
A U-shaped pulse-tube refrigerator includes a regenerative tube and a pulse-tube that are juxtaposed with each other; a communicating path that connects a low-temperature end of the regenerative...
US20100064696 ACTIVE CONTROL OF AN ACOUSTIC COOLING SYSTEM  
An acoustic cooling system comprising a first transducer (3) adapted for cooling by generating sound waves, a second transducer (4) adapted for cooling by generating sound waves, and a...
US20140013775 CRYOGENIC REGENERATOR MANUFACTURING METHOD AND CRYOGENIC REGENERATOR  
A method of manufacturing a cryogenic regenerator includes the steps of supplying helium gas to a helium gas sealing tube having a front end portion and a rear end portion that are open; sealing...
US20130312428 COOLING SYSTEM AND MAINTENANCE TIMING DETERMINATION METHOD  
A cooling system includes a refrigerator and a thermal load application unit applying a thermal load to the refrigerator. A detector detects, when the thermal load is applied to the refrigerator...
US20150233609 CRYOGENIC REFRIGERATOR  
In a cryogenic refrigerator, a displacer includes a low temperature end and a high temperature end. A cylinder accommodates the displacer to be reciprocated in a longitudinal direction, and forms...
US20130255283 Energy Efficient Biological Freezer With Vial Management System  
An automated, ultra-low temperature freezer having multiple structural features that reduce heat transfer into the freezer, protect its internal mechanical devices against low temperature...
US20140311167 ERICSSON CYCLE DEVICE IMPROVEMENTS  
The present disclosure relates to improvements to thermodynamic devices that approximate the Ericsson cycle, Brayton cycle, or regenerated Brayton cycle. These cycles and various ways of...
US20110283716 REFRIGERATION SYSTEM AND PROCESS UTILIZING A HEAT PIPE HEAT EXCHANGER  
A refrigeration system includes a cryogenic freezer and a mechanical refrigerator, wherein the mechanical refrigerator includes an enclosure containing an atmosphere, the cryogenic freezer...
US20150033766 REFRIGERATOR  
A pulse tube refrigerator has a pulse tube having a first end and a second end. A inertance tube connects the first end and a buffer tank. A pressure change generator is connected with the second...
US20140026596 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a cylinder, a displacer accommodated in the cylinder so as to reciprocate inside the cylinder with a gap formed between the periphery of the displacer and the...
US20070251246 On-gimbals cryogenic cooling system  
The present invention is a system for cryogenic cooling of an object mounted on gimbals. A transfer line made up of one or more flexible small diameter transfer tubes is used to connect the...
US20110265505 Optimization of a Thermoacoustic Apparatus Based on Operating Conditions and Selected User Input  
In a thermoacoustic refrigerator, operating temperatures, ambient temperature, and selected user input are utilized to control frequency and/or input power in order to optimize the efficiency of...
US20150168028 CRYOGENIC REFRIGERATOR  
In a cryogenic refrigerator, a displacer includes a cover portion at a low temperature end of the displacer. A cylinder accommodates the displacer to be reciprocated in a longitudinal direction...
US20130074523 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a cylinder, a displacer configured to be moved back and forth in the cylinder by a drive unit, an inlet valve configured to be opened in supplying a refrigerant...
US20110036100 Heat Pump  
A heat pump comprises an evaporator for evaporating water as a working liquid so as to produce a working vapor, the evaporation taking place at an evaporation pressure of less than 20 hPa. The...
US20130000326 REGENERATOR, GM REFRIGERATOR, AND PULSE TUBE REFRIGERATOR  
A helium-cooling type regenerator configured to retain cold temperatures of working gas includes a first section through which the working gas flows, a second section configured to accommodate...
US20070000258 Biological refrigeration sytem  
A refrigeration system especially useful for refrigerating biological samples wherein a cryocooler, such as one employing a pressure wave from a pressure wave generator, is used to generate...
US20050005613 Pulse tube refrigerator  
A pulse tube refrigerator (1) comprises one or more stages (7, 10). Each stage comprises a pulse tube (5, 8) and a regenerative heat exchanger (6, 9), the heat exchanger comprising a foam matrix...
US20090084115 Controlled and variable gas phase shifting cryocooler  
Cryocoolers, including coolers, heaters, and heat pumps each having a first stage and a second stage, are modified with controlled and variable gas phase shifting devices for controlling gas...
US20060266064 Electrical Submersible Pumping Systems Having Stirling Coolers  
A submersible pumping system includes a submersible pump; a gauge disposed proximate the submersible pump; a Stirling cooler disposed proximate the gauge, wherein the Stirling cooler has a cold...
US20120102994 Refrigeration Apparatus  
Refrigerators, with particular, but not exclusive, application to the storage and transport of vaccines are disclosed. A refrigerator has a payload container (20) within which items can be placed...
US20150068221 CRYOGENIC REFRIGERATOR  
In a cryogenic refrigerator, a scotch yoke mechanism includes an eccentric rotating body and a yoke plate that reciprocates by rotation of the eccentric rotating body. A displacer is connected to...
US20130067936 CRYOGENIC REFRIGERATOR  
A disclosed cryogenic refrigerator includes a first stage displacer; a first stage cylinder configured to form a first expansion between the first stage cylinder and the first stage displacer; a...
US20120204579 REGENERATIVE REFRIGERATOR  
A regenerative refrigerator includes a cylinder configured to cause a refrigerant gas to adiabatically expand; and a regenerator tube connected to the cylinder and including a partitioning member....
US20120279234 Linear Electrodynamic-Type Motor, Cryocooler Including Such a Motor and Method Implementing Such a Motor  
This motor includes: a translationally movable induction coil;a power-supply circuit adapted to deliver, to at least one induction coil, an AC power-supply current;a movable mass adopting a...
US20140202172 Cold Finger For Cryocoolers  
Method for fabricating a cold finger for attachment to a base assembly of a cold head of a Stirling cycle or pulse tube cryocooler. The exterior of a titanium alloy workpiece is machined to form a...
US20110185747 PULSE TUBE REFRIGERATOR  
A pulse tube refrigerator includes a regenerator tube; a pulse tube; and a condenser condensing an atmospheric gas and disposed at cold ends of the regenerator tube and the pulse tube so as to...
US20140182311 RECTIFICATION UNIT FOR STIRLING REFRIGERATOR  
A stirling refrigerator may include a compressing portion compressing operating fluid filling a housing by reciprocal motion of a piston, an expanding portion expanding the operating fluid...
US20110173995 PULSE TUBE REFRIGERATOR  
A pulse tube refrigerator, includes a pulse tube; and a regenerator having a low temperature end, the low temperature end being in communication with a low temperature end of the pulse tube via a...
US20120193912 Thermal Transformer  
A system for providing a thermal transformer to provide heating and cooling to enclosed structures, most generally a building using solar power combined with geothermal storage and a heat powered...
US20090151364 FIELD INTEGRATED PULSE TUBE CRYOCOOLER WITH SADA II COMPATIBILITY  
A unitary pulse tube expander for removable attachment to a SADA II coldfinger and insertion within a Dewar assembly. The regenerator of the pulse tube expander is encased in a regenerator sleeve...
US20140238047 CRYOGENIC REFRIGERATOR  
A disclosed cryogenic refrigerator includes a first refrigerator including a compressor, a regenerator which performs intake or ejection of a refrigerant gas relative to the compressor, and a...
US20110100024 MULTISTAGE PULSE TUBE COOLERS  
Various embodiments are directed to multistage pulse tube coolers. In some embodiments, one or more stages of the pulse tube cooler may comprise a control valve positioned between the hot end of...
US20090126371 Heat Pump  
A heat pump device in which a temperature difference is established between two heat exchangers by inducing cyclical expansion and compression pulses in a working fluid vapour or gas which passes...
US20070006598 System and method for cooling superconducting devices  
A system is disclosed for cooling superconducting devices. The system includes a cryogen cooling system configured to be coupled to the superconducting device and to supply cryogen to the device....
US20130139525 Method for Estimating the Heat Load Imposed on a Cryogenic Refrigerator, Associated Program Product, and Method for Controlling the Refrigerator  
The invention relates to a method for estimating a heat load imposed on a cryogenic refrigerator, to an associated computer program product, and to a method for controlling the cooling power...
US20150168026 REGENERATIVE REFRIGERATOR  
A first regenerator of a regenerative refrigerator includes a first regenerator member and a first cylinder accommodating the first regenerator member. A second regenerator includes a second...
US20150176867 HYBRID BRAYTON - GIFFORD-McMAHON EXPANDER  
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.
US20090107150 Inertance tube and surge volume for pulse tube refrigerator  
An inertance tube and a surge volume for a pulse tube refrigerator system may be integrally coupled together, such as by the inertance tube being at least in part a channel in a wall of the surge...
US20100064697 Heat Pump Comprising a Cooling Mode  
A heat pump having a cooling mode includes a cooling evaporator coupled to an advance flow and a backflow. The cooling evaporator is brought to a pressure such that a vaporization temperature of...
US20150108980 APPARATUS FOR REDUCING VIBRATIONS IN A PULSE TUBE REFRIGERATOR SUCH AS FOR MAGNETIC RESONANCE IMAGING SYSTEMS  
A pulse tube refrigerator (PTR) comprising a pedestal head and a regenerator tube assembly is provided having particular application in cooling a Magnetic Resonance Imaging system. The PTR...

Matches 1 - 50 out of 345 1 2 3 4 5 6 7 >