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WO/2006/003756 |
A heat exchanger, comprising a metal cylindrical member (4) as an outer shell body, a metal corrugated fin (2) as a heat exchanging member fitted to the cylindrical member (4), and a coating layer (5) formed on at least one of the surfac...
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WO/2006/001203 |
A cooling system for a superconducting power apparatus, having a reservoir for storing liquid gas, a circulation pump, a heat exchanger for cooling the liquid gas, and a circulation loop in which a liquefied gas circulates, the liquefied...
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WO/2005/124259 |
An evaporator 1 comprises a pair of header tanks 2, 3 arranged one above the other at a spacing, a plurality of heat exchange tubes 4 arranged in parallel between the pair of header tanks 2, 3 and having opposite ends joined to the respe...
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WO/2005/121659 |
A method of detecting and diagnosing operating conditions for a heat pump water heating system includes the steps of monitoring system operating conditions and comparing actual operating conditions to predicted operating conditions. The ...
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WO/2005/121658 |
A cryocooler cold end assembly is disclosed. The assembly includes a unitary external, outer housing (201). By constructing the housing (201) from a single unitary metal shell, part count is reduced from prior art assemblies. Additionall...
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WO/2005/121683 |
A heat-exchanger header tank 2 (3) of a gas cooler 1, which serves as a heat exchanger, includes a tank formation member 7A (7B, 7C), a tube-connecting plate 8 joined to an outer surface of the tank formation member 7A (7B, 7C), and a pa...
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WO/2005/119138 |
A stirling engine has a piston and a displacer. When the piston is reciprocated in a cylinder by a linear motor, the displacer is reciprocated in the cylinder with a predetermined phase difference between the displacer and the piston. Th...
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WO/2005/119137 |
A miniature cooling device (100) includes numerous improvements capable of increasing the reliability and useful lifetime of the device, as well as improving electrical power to cooling power conversion efficiency. The improvements inclu...
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WO/2005/119145 |
A system for flowing gaseous fluid comprising: a collection container; compression machinery disposed within the collection container, and including an inlet, a fluid compression space, and an outlet, wherein the inlet is fluidly coupled...
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WO/2005/117036 |
A cryogenic magnet system, comprising a cryogenic vessel (1) housing a magnet winding, a vacuum jacket (3) enclosing the cryogenic vessel and a refrigerator (4) at least partially housed within the vacuum jacket and thermally linked (6) ...
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WO/2005/116536 |
A method for operating a cryocooler which provides opportunity for timely intervention prior to failure thus enhancing the reliability of the provision of the refrigeration wherein contaminant concentration downstream of a compressor (1)...
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WO/2005/114083 |
A heat exchanger 1 comprises an outer tube 2, an inner tube 3 disposed inside the outer tube 2 with a space provided the two tubes, fins 4 provided on the outer peripheral surface of the inner tube 3, and two connectors 5 fixed to the tw...
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WO/2005/114085 |
A refrigerant flow section connection structure has a channel member 26 having a refrigerant channel 28, a pipe 25 having a distal end portion fitted into the other end opening of the refrigerant channel 28 of the channel member 26, a fi...
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WO/2005/111518 |
The invention relates to a cooling system comprising an essentially flat evaporator consisting of individual evaporation plates (3a). Each evaporation plate comprises two high-grade steel plates (9 and 10) of different thicknesses, that ...
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WO/2005/111519 |
A refrigerator where returnability of a refrigerating machine oil to a compressor is improved. The refrigerator has a compressor at the top portion or an upper rear portion of a refrigerator body and has a freezing cycle using hydrocarbo...
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WO/2005/108768 |
The invention relates to an acoustic power transmitting unit for thermoacoustic systems comprising at least on stage ptovided with at least two thermoacoustic units (3, 4, 12-16) each of which comprises a regenerator or a stack and two h...
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WO/2005/108879 |
A refrigeration generation system wherein a frequency modulating mechanical resonator (1) is positioned between a pressure wave generator (10) and a cryocooler and serves to reduce the frequency of the oscillating gas emanating from the ...
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WO/2005/106341 |
An air conditioner system capable of heating the inside of a room and preventing cold draft by ventilation air supplied to the inside of the room for ventilating the inside of the room. The air conditioner system (101) comprises a heat s...
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WO/2005/106351 |
A cryocooler having two operating modes so that its operating range is broadened, its gas bearing system is maintained in an operable state and it can utilize piston stroke modulation for energy efficiency. A piston stroke modulator modu...
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WO/2005/106352 |
A pulse tube system for generating refrigeration for uses such as in magnetic resonance imaging systems or in high temperature superconductivity systems wherein an oil-free compressor (1) operating at a higher frequency generates pulsing...
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WO/2005/106351 |
A cryocooler having two operating modes so that its operating range is broadened, its gas bearing system is maintained in an operable state and it can utilize piston stroke modulation for energy efficiency. A piston stroke modulator modu...
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WO/2005/103584 |
A heat pump device with high recovery efficiency and high reliability, comprising an expander (711) expanding a working fluid, a permanent magnet type synchronous generator (710) installed to recover power by the expander (711) and gener...
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WO/2005/103583 |
The gas circulating in the conduit (1) is cooled and liquefied under pressure in the heat exchanger (11). The gas emanating from the heat exchanger (11) via the conduit (2) is guided by the conduit (3) into the expansion device (13). The...
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WO/2005/100888 |
A cooling apparatus (1) comprises a vacuum chamber (3) ; an inner chamber (2) positioned within the vacuum chamber (3) for containing coolant for cooling target apparatus; and a mechanical refrigerator (10) for refrigerating the coolant....
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WO/2005/100879 |
A resonant linear motor driven cryocooler system, particularly suited for providing refrigeration to a magnetic resonance imaging system, wherein vibrations from the resonant linear motor (20) and noise from pulsed gas are isolated from ...
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WO/2005/098329 |
A method for operating a cryocooler which provides opportunity for timely intervention prior to failure thus enhancing the reliability of the provision of the refrigeration wherein temperature trending of at least one cryocooler componen...
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WO/2005/098328 |
It has been difficult to operate drying equipment under stable and highly efficient conditions as superheat changes in a drying process. Drying equipment is provided with a first temperature sensor for detecting a temperature of a coolin...
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WO/2005/098336 |
An evaporator is formed, having an inflow opening from which a liquid or substantially liquid refrigerant flows in, heat exchanging piping for evaporating the refrigerant, and an outflow opening from which the refrigerant flows out. The ...
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WO/2005/095877 |
An apparatus for re-liquefying helium (20) which comprises a purifying device (30) having a porous capturing section (325) for cooling, solidifying and capturing impurities in a helium gas, a gas-discharging pump (25) connected to the in...
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WO/2005/094445 |
A method for operating a pulse tube cryocooler system wherein in the event the mean pressure of the working gas within the fixed volume of the cryocooler undergoes a change, the operation of the system is kept from severe degradation by ...
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WO/2005/095871 |
A helium circulating device capable of re-liquefying a refrigerant efficiently at low cost; and a helium circulating method. A helium circulating device (20) comprises a dewar (3) storing liquefied helium at about 4 K, a condenser (40) c...
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WO/2005/093339 |
An acoustic heater capable of heating an object while utilizing thermoacoustic effects and an acoustic heating system. The acoustic heater comprises, at a first tube part (2a), a first stack (3a) held by a high temperature side heat exch...
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WO/2005/093351 |
The recovery of ethylene from light gases at low temperature by the use of a mixed refrigeration system comprising methane, ehtylene and/or ethane, and propylene and/or propane.
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WO/2005/093341 |
A thermoacoustic device enabling a reduction in time in which sound wave is generated and a satisfactory heat exchange in stacks. The device (1) comprises, in a loop tube (2), the first stack (3a) held by a first high temperature side he...
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WO/2005/093340 |
A thermoacoustic device using a loop tube and capable of rapidly and efficiently performing heat exchange by rapidly generating a standing wave and a traveling wave and a thermoacoustic system. The thermoacoustic device comprises, in the...
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WO/2005/090874 |
A control particularly useful for a hot water heating system, includes calculation of a desired leaving water temperature for water leaving a hot water heat exchanger, and a desired refrigerant condition for most efficiently achieving th...
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WO/2005/090875 |
A low pressure in a refrigeration cycle and a refrigerant temperature at the outlet of a radiator under reference operating conditions are a reference low pressure and a reference refrigerant temperature, respectively, and a high pressur...
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WO/2005/089121 |
A PID control for a vapor compression system utilized to heat water identifies a particular range of error signals and derivative of the error signals that could be indicative of the cycle moving in an inefficient direction. If this dete...
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WO/2005/088213 |
A refrigerant cycle is provided with a control for an expansion device to achieve a desired compressor discharge pressure. The system operates transcritically, such that greater freedom over compressor discharge pressure is provided. The...
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WO/2005/088077 |
A rotary type expansion machine (60) is provided with two rotary mechanisms (70, 80). The first rotary mechanism (70) has a displacement volume smaller than that of the second rotary mechanism (80). The first low pressure chamber (74) of...
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WO/2005/088210 |
An improved method of reducing wear dust and torque required to turn a multi-port rotary disc valve utilizes a thrust bearing to hold the valve seat and/or valve disc such that they are not in contact with each other, or have light conta...
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WO/2005/085597 |
The free piston cooler transient temperature control system of the present invention eliminates collisions during the transient cool-down period in a free piston cooler upon start-up. The transient temperature control system incorporates...
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WO/2005/080889 |
The invention relates to an expansion module (10) for a coolant, in particular an expansion module (10) for the controlled expansion of a coolant on the high pressure side of a refrigeration system or air conditioning system (12) to achi...
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WO/2005/080796 |
A cylinder (2), a roller (4), an upper bearing member (7) and a lower bearing member (8) form a space, the space is partitioned by a vane (5) into working chambers (12). Working fluid is sucked into the working chamber (12) through a suc...
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WO/2005/080756 |
An exhaust heat energy recovery device for an internal combustion engine capable of efficiently recovering exhaust heat energy without increasing the exhaust back pressure of the internal combustion engine and a Brayton cycle device usab...
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WO/2005/080896 |
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 an evaporator 36 in this order. The hea...
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WO/2005/080892 |
Method of liquefying hydrogen at elevated pressure comprising precooling (17) the hydrogen by indirect heat exchange with evaporating liquefied natural gas; cooling in at least two heat exchangers (20, 21, 23) arranged in series the gase...
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WO/2005/078363 |
A multi valve two-stage pulse tube type GM refrigerator having a rotary valve that comprises one track for flow to the regenerator and two tracks for flow to the pulse tubes where the valve has two high pressure ports to the pulse tubes ...
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WO/2005/073650 |
An energy-efficient heat pump water heating system determines whether to energize a heat pump by interpreting readings from one or temperature sensors based on two thresholds. The heat pump is energized if the detected temperature falls ...
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WO/2005/072194 |
A rotary valve unit which reduces the torque required to turn the valve disc, and the amount of wear dust that is blown into the cold head, using differential gas forces to keep the valve disc in contact with the valve seat, and which en...
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