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Patent Searching and Data


Matches 101 - 150 out of 482

Document Document Title
WO/2003/098128
A refrigerating machine comprises a compressor (1) for compressing a working medium that expands in an evaporator (11) via a geared turbine (15).  
WO/2003/073017
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...  
WO/2002/066906
A heat pump system (160) contains a hydristor pump/motor (162) in fluid and thermodynamic communication with a first heat exhchanger (172) communicating wiht a relatively warm reservoir (174), and a second heat exchager (176) thermodynam...  
WO/2002/014662
The inventive method and device are used for systems for reducing gas pressure in a well or a main pipe-line to the gas pressure required by a customer. A known method for utilising the energy of a gas during a reduction of the pressure ...  
WO/2002/004788
A turbine includes a rotor (2) rotatable within a rotor chamber including a plurality of blades (5) about its periphery. Drag surfaces are created by the plurality of disc surfaces in the rotor (2), five discs being shown, and these rece...  
WO/2001/059278
A gas turbine intake cooling system having a first gas turbine (T1) and a second gas turbine (T2) used therein, comprising a gas compressing part (B) operated by receiving an excess electric power, a compressed gas storing part (A) forme...  
WO/2001/048424
The cold air refrigerating system comprises a compressor (1), a dual-chamber heat exchanger (2), a turboexpander (6) and a refrigerating chamber (3), with a fan (5) and air cooler (4) installed therein. The fan (7) is mounted on the same...  
WO/2001/044047
A two spool environmental control system includes a low pressure spool subsystem (38) comprising a low pressure turbine (28) and a condenser (19) downstream of the low pressure turbine. A high pressure spool subsystem (39) is in air flow...  
WO/2001/042035
The invention relates to a motor vehicle air-conditioning system, comprising a coolant circuit, in which the coolant is converted into a wet steam state. The coolant circuit contains among others at least a compressor (37) and a dynamic ...  
WO/2001/042724
A refrigerating method and system using compressed, filtered, dehumidified, turbo expanded and re-circulated air for the enclosed refrigerated environment. Compressed air passes via a series of moisture-removal devices (12, 24, 32), dust...  
WO/2000/075578
The present invention relates to a refrigerating plant that includes a compressor (2), a condenser (4), a phase separator (1, 101), an evaporator (17), connected in series with conduits (3, 5, 16 and 18 respectively) to form a closed ref...  
WO/2000/073713
The invention relates to a method of controlling an arrangement designed for generating cold air for cooling objects that are in need of being cooled, and an arrangement for carrying out the method. The arrangement includes a compressor ...  
WO/2000/061997
The invention relates to refrigerating or air conditioning systems comprising at least one exchanger (2, 3). The system uses a refrigerant fluid according to a thermodynamic cycle comprising at least one liquid-vapor expansion phase. Acc...  
WO/1998/009110
According to the present invention, a high-pressure gas is supplied to a user through a plurality of serially connected turbo-expanders, wherein the expansion of the gas is used for generating electrical power and for cooling refrigerati...  
WO/1997/028354
An apparatus is provided for deriving mechanical power from expansion of a working fluid, other than water, from a liquid state at a first pressure to vapour at a second, lower pressure, which apparatus includes positive displacement mac...  
WO/1997/013961
The invention relates to a power generating system by use of fluid including a turbine system and a refrigerating system to generate power by use of the energy of the fluid in the normal temperature without using any fuel and to reduce a...  
WO/1994/002789
A closed loop vapor cycle refrigeration system having an enthalpy-expander-jet-compressor (100) is disclosed. A portion of the liquid refrigerant in the system is expanded into gas in the enthalpy expander (114). The expanded gas (122) i...  
WO/1993/022605
A closed loop refrigeration system utilizing an expansion device in the evaporation system is disclosed. In one embodiment (Fig. 1), an expansion engine (170) is connected to the evaporator inlet (164) while a compressor (175) is connect...  
WO/1992/015774
Actual thermodynamic processes occuring in a system such as a heat pump or refrigeration plant are made to approach theoretical ideal processes, e.g. an isothermal (T0), by use of a multistage gear machine (1) as compressor and/or expand...  
WO/1991/003162
This invention provides chimeric DNA/RNA catalytic molecules useful to cleave RNA sequences. The invention specifically provides two different chimeric DNA-RNA-DNA-RNA-DNA catalytic molecules which are targeted to cleave HIV-1 RNA sequen...  
WO/1991/000213
An advanced Environmental Control System (50) (ECS) for use in conjunction with a turbine engine (10) to provide conditioned, pressurized air to an enclosed space (90) such as an aircraft cabin, as well as cooling capacity for the aircra...  
WO/1991/000483
An air cycle machine (52) for use within an Environmental Control System (50) (ECS) operating in conjunction with a turbine engine (10). The air cycle machine (52) includes two turbines (54, 58) commonly mounted on a shaft (60) with a co...  
WO/1990/008928
A heat pump including a compressor (16) raises the grade of heat carried by a heat transfer medium. The higher grade heat is converted by a heat engine (21) to a further form of energy and energy in the further form is used to operate th...  
WO/1989/011780  
WO/1987/007936
An air conditioning unit includes a turbine driven compressor (10, 11) in which the turbine (10) is driven by means of a Rankin cycle in which a working fluid in liquid state is compressed and then vapourised by the application of heat t...  
WO/1987/007676
A thermodynamic cycle with a gaseous working medium which is alternately compressed and expanded, in which a working medium is used that at the higher temperature following compression experiences an increase in volume as a result of che...  
WO/1987/007360
A heat exchanging system with electric power generation capability driven by temperature differences is formed by connecting a generator (66) instead of a compressor (4) to a heat exchanging system which has a heating cycle part (A) and ...  
JP2014016115
To provide a Rankine cycle device capable of securing reliability of an expander and a pump and also making mechanical energy output by the expander as large as possible.A Rankine cycle device 10 includes a first pressure sensor 72 which...  
JP2013250022
To reduce the use energy of a refrigeration cycle device and a steam boiler.Gas is heated by a pressure vessel in which a suction port for low-pressure gas at a lower part and a discharge port for high-pressure gas at a higher part are a...  
JP2013238325
To achieve a cooling apparatus which is harmless to earth environment and capable of achieving high use rate and low cost when cooling a plurality of cooling chambers at different cooling temperature.A closed air circulation type freezin...  
JP2013210150
To suppress noise caused by actuation of a switching valve for switching a flow passage of a refrigerant that is installed in a refrigerant circuit of a refrigerating apparatus.A four-way selector valve is installed in a refrigerant circ...  
JP2013210131
To enhance efficiency of operation, in a refrigerating device capable of switching between a cooling operation and a heating operation.An air conditioner 10 has a four-stage compressor 20, a fourth heat exchanger 44 of an outdoor heat ex...  
JP2013139938
To provide a refrigeration device allowing a liquid-phase refrigerant to collect heat of a gas-phase refrigerant subjected to gas-liquid separation and further improving controlling performance of an expansion valve in front of a heat ex...  
JP2013139903
To continue operation without immediately stopping an expander even when a torque current of the expander exceeds a threshold value.This refrigerating device includes an expander protective means 70 for reducing a pressure difference bef...  
JP2013139904
To continue operation of an expander even if a refrigerant circulating quantity reduces, in a refrigerating device having a refrigerant circuit connected with the expander for collecting expansion power of a refrigerant.This refrigeratin...  
JP2013139890
To stabilize an oil supply amount from an oil reservoir relating to a compressor to an expander by elevating an oil level even when the oil level of the oil reservoir decreases, and thereby, to prevent damages of the expander due to lubr...  
JP2013139897
To restart an expander without stopping a compressor.An air conditioner (1) includes a refrigerant circuit (10) for mutually connecting the expander (30) and an expansion valve (29) in parallel, and a controller (70) for switching high l...  
JP2013133994
To provide a refrigeration cycle apparatus that arbitrarily controls a rotational speed of a drive shaft of an expansion mechanism in an expander for recovering an expansion power with a simple configuration so as to operate under an opt...  
JP2013108713
To provide a refrigeration device in which a refrigerator oil stored in a refrigerator container is returned to a compressor.A refrigeration device includes a refrigerant circuit (10) and a pressure adjustment mechanism (55). The refrige...  
JP2013108670
To provide an outdoor unit of an air conditioning apparatus, configured to reduce power consumption, while employing a spray nozzle for spraying water when water and air are supplied thereto.The outdoor unit 10 of the air conditioning ap...  
JP2013107044
To achieve efficient use of thermal energy for a volatile substance removing apparatus which separates a solvent to produce a viscous fluid.A heater 12 is mounted at an upper part of a decompression vessel 11 and a preheater 13 is put on...  
JP2013092292
To improve the operation efficiency of a refrigerating device by enlarging power generated in an expander while properly controlling the capacity of each use-side unit in the operating refrigerating device in which refrigerants passing t...  
JP2013092293
To improve the operation efficiency of a refrigerating device by enlarging power generated in an expander while properly controlling a capacity of each use-side unit in the refrigerating device which distributes refrigerants expanded by ...  
JP2013076498
To provide a freezing device including a compact expander, while enabling highly reliable operation.The freezing device includes: a refrigerant circuit (11) connected to compressors (21, 22) and an expander (24) to perform a refrigeratio...  
JP2013019336
To simplify a switching mechanism of an auxiliary intake passage, and to reduce the number of parts and space.An expander (40) has a main intake passage (46) of an expansion chamber (52), and the auxiliary intake passage (70) of the expa...  
JP2012251667
To provide an air refrigerant type freezing apparatus that enables an efficient defrosting-energy-saving operation, shortens the defrosting process time, and improves its operability.A defrosting device of the air refrigerant type freezi...  
JP2012219675
To provide an expander improving power recovery efficiency during expansion of a refrigerant by increasing an expansion ratio.This expander 30 includes: a refrigerant circuit (10) formed by evaporators (21), a compressor (22) and a conde...  
JP2012137291
To appropriately maintain the pressure of a refrigerant in a sealed type air-refrigerant refrigerator.The refrigerator includes: a refrigerant gas circulation system for producing a low temperature gas by compressing a refrigerant gas, f...  
JP2012137218
To provide an air refrigerant type refrigerator that enables a highly efficient energy-saving defrosting operation.The air refrigerant type refrigerator includes: a pressure sensor 50 detecting suction pressure of a compressor 12; a temp...  
JP2012127636
To continuously extract refrigerant state changes due to temperature differences as power.A pressure of a refrigerant expanded by heat applied to a heater from the outside is extracted as power by an expander, while the expanded refriger...  

Matches 101 - 150 out of 482