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JP2001099520 |
To promote a substantial energy saving in a system for generating electrical power and cold heat as well as hot heat. A power generator 6 is driven by a micro-gas turbine 1 to generate electrical energy and an absorbing type cold water o...
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JP2001074330 |
To remove frost generated inside in a short time. A centrifugal expansion machine 1 is provided with a housing 25 having a spiral channel 39 with a cross sectional area increasing along a fluid traveling direction and an impeller 31 prov...
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JP2001050182 |
To provide a displacement device improved to restore loss in an expansion process. This device is furnished with a first rotor furnished with a plural number of spiral projected parts 42 in its outer periphery and a second rotor to be en...
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JP3160069 |
PURPOSE: To provide a freezer device showing a high efficiency and an energy saving by performing an effective driving of a compressor. CONSTITUTION: There are provided a compressor 2, a condensor 3 and an evaporator 4 driven by an elect...
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JP2001041598 |
To provide a multi-stage compression refrigerating machine having more excellent coefficient of performance. The refrigerating machine 1 having a multi-stage constitution of compressors 221 to 223 uses expansion units 231 to 233 in an ex...
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JP2000329416 |
To prevent a large drop of refrigeration capacity at the rise of pressure inside an evaporator. This refrigeration cycle decompresses a mainstream coolant converting the expansion energy of the mainstream coolant expanding in an expansio...
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JP2000234814 |
To retain the pressure and the temperature of a refrigerant optimally and permit the securing of sufficient performance as well as efficiency, by a method wherein the opening degree of a valve in a pressure side control device is made ch...
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JP2000088373 |
To obtain a high efficiency by a method wherein an expansion mechanism constituted of at least two gears and supported rotatably by a housing and bearings to engage with each other, and a gear motor equipped with a refrigerant transferri...
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JP2964231 |
To provide an air conditioner cycle which can be realized with a trivial change obviating a large change on an existing cycle, by achieving the improvement of refrigerating ability and lowering of power necessary for a compressor by reco...
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JP2953815 |
PURPOSE: To precisely control nozzle intervals by sending driving signals to a driving source from a driving signal generator based on the necessary moving quantity and a new driving direction upon operating the necessary moving quantity...
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JP11063707 |
To provide an air conditioner cycle which can be realized with a trivial change obviating a large change on an existing cycle, by achieving the improvement of refrigerating ability and lowering of power necessary for a compressor by reco...
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JP09250829 |
To ensure stable control for expander inlet pressure upon starting by constructing expander starting means with a closed cycle for circulating a high pressure refrigerant independently from another cycle. There are provided a four-way va...
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JP09250830 |
To reduce a load upon starting and hence improve a starting property by providing an expander starting circuit which is free to open and close and which guides high pressure gas from a refrigerant heater simultaneously to an expander inl...
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JP2686060 |
To provide a refrigeration system being provided with a two-phase turbine expander built in with a bypass means enabling an operation outside a designed condition. A single-fluid two-phase turbine expander 19 is employed in a compression...
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JP2611185 |
PURPOSE: To improve the performance coefficient of a heat pump and a refrigerator by providing a mixer for mixing expanded gas with decompressed liquid or a absorber and composing a heat exchange cycle in which the discharged fluid from ...
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JP09033125 |
To provide a turbine compressor to prevent reduction of the suction efficiency of air, prevent mixture of lubrication oil in air, to shorten length in an axial direction, reduce a volume, and improve facility. A motor M and a booster 9 a...
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JP08261579 |
PURPOSE: To provide a small size, light weight and simple structure with a low cost by disposing a compressor and an expansion unit at the axial one side of an accelerating mechanism for transmitting the rotary force of a prime mover to ...
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JP08261584 |
To provide a refrigeration system being provided with a two-phase turbine expander built in with a bypass means enabling an operation outside a designed condition. A single-fluid two-phase turbine expander 19 is employed in a compression...
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JP08219571 |
PURPOSE: To achieve a reduction in operation cost and equipment costs by converting an excess of power of a gas turbine to electric power by a motor when the power generated by a gas turbine is greater in operating conditions as compared...
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JP2547504 |
PURPOSE: To enable an expansion turbine to be used at a high expansion ratio by decreasing a thrust load in the emergency stop of a turbine runner, even if a normal thrust bearing is used. CONSTITUTION: An introducing port 51 for compres...
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JP08110109 |
PURPOSE: To prevent a refrigerating-cooling machine from causing pollution and to save energy therefor by forming a thermodynamic process on the basis of recovery of rotational energy, disposition on one axis of equipment such as a compr...
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JP08093633 |
PURPOSE: To improve the performance coefficient of a heat pump and a refrigerator by providing a mixer for mixing expanded gas with decompressed liquid or a absorber and composing a heat exchange cycle in which the discharged fluid from ...
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JP08042930 |
PURPOSE: To provide a refrigeration system with a two-phase flow turbine expander by enabling substantial distillation recovery of energy used for compression. CONSTITUTION: A single fluid two-phase turbine expander is employed in a comp...
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JP07091760 |
PURPOSE: To decrease excess electric energy and calorific value and also to improve reliability of thrust control by arranging an adjusting valve in a connecting pipe of the back surface of a compressor disc to an outlet of a diffuser on...
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JP07027435 |
PURPOSE: To improve refrigerating capacity and efficiency by reducing or preventing a leakage of refrigerant from a user side refrigerating cycle to a power cycle. CONSTITUTION: A compressor suction side tube 55 and an expansion unit suc...
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JP06159928 |
PURPOSE: To conform to an LNG plant of all scales without necessity of a special heat exchanger by driving a compressor by power obtained by a substantially isoentropic expansion step. CONSTITUTION: Unliquefied natural gas separated by a...
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JP06147667 |
PURPOSE: To enable the control of the degree of opening of an expansion valve accompanying liquifying operation of refrigerant and the control of pressure at the outlet of a supercritical expansion turbine along with its operation to be ...
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JP06147668 |
PURPOSE: To provide a fluid circuit in which working medium is compressed while an amount of consumption of working amount created through expansion of the working medium is being made minimum. CONSTITUTION: A fluid circuit comprises a c...
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JP06137700 |
PURPOSE: To improve an operating efficiency and to make an apparatus small in size, in particular, regarding an air conditioner in which a compressor of a refrigerating cycle circuit is driven by an expansion machine of a power cycle cir...
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JP06058109 |
PURPOSE: To enable an expansion turbine to be used at a high expansion ratio by decreasing a thrust load in the emergency stop of a turbine runner, even if a normal thrust bearing is used. CONSTITUTION: An introducing port 51 for compres...
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JP06058258 |
PURPOSE: To provide a cryopump which can be especially operated continuously for a long time. CONSTITUTION: This cryopump in which a plurality of cold heads 23, 23' arranging cryopanels 24, 24' around the respective heads are arranged in...
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JP06033875 |
PURPOSE: To alternately regenerate cryopanels and permit the continuous operation by partitioning the inside of a pump case to a plurality of trap chambers by a cold head and arranging each cryopanel, heating means, and each exhaust mean...
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JP06026301 |
PURPOSE: To make a braking fan small in diameter and lightweight without generating the inflow of gas onto the turbine impeller side from a bearing disposition space so as to avoid unstable vibration caused by the centrifugal whirling of...
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JP05322347 |
PURPOSE: To provide a freezer device showing a high efficiency and an energy saving by performing an effective driving of a compressor. CONSTITUTION: There are provided a compressor 2, a condensor 3 and an evaporator 4 driven by an elect...
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JP05118230 |
PURPOSE: To conduct up and down movement of a rod smoothly, and yet to improve sealing performance at a seal part. CONSTITUTION: This device has a rotor 2 with an impeller for expanding liquid to take out adiabatic work, a nozzle part 3 ...
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JP05118229 |
PURPOSE: To precisely control nozzle intervals by sending driving signals to a driving source from a driving signal generator based on the necessary moving quantity and a new driving direction upon operating the necessary moving quantity...
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JP05106928 |
PURPOSE: To accurately detect an electric resistance of refrigerant of a pressure vessel and to obtain safety against ground leakage by providing electrodes in the vessel in a pump apparatus having a machine unit and a driver in the vess...
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JP05087416 |
PURPOSE: To improve the efficiency of a system and to reduce the size and the weight of a system by reducing the drive force of a motor and simplifying a circuit. CONSTITUTION: A turbine 13 monoaxially coupled to a compressor 10 is dispo...
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JP04340062 |
PURPOSE: To efficiently operate a refrigeration cycle even if power recovery is small by making compact an auxiliary compressor for power recovery. CONSTITUTION: A refrigeration cycle comprises a main compressor 91, condenser 92, expansi...
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JP04254157 |
PURPOSE: To protect a thrust bearing from excessive load by halting the supply of gas to an expansion turbine, opening an emergency pressure relief valve installed to a bypass line which connects a compressor with a gas circulation line ...
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JP04148161 |
PURPOSE: To alter energy of pressure drop of refrigerant to electric power and to effectively use the energy by employing a turbine instead of an expansion valve, and applying a load thereto by using a generator. CONSTITUTION: Refrigeran...
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JP04121573 |
PURPOSE: To reduce an energy consumption and recover a power by a method wherein liquid hydro-carbon refrigerant not containing halogen element which is not condensed even at a boiling point of LNG is applied as an intermediate refrigera...
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JP03286968 |
PURPOSE: To adjust a mass flow rate of working, fluid to a range out of one in which a turbo compressor generates a surging phenomenon by a method wherein working fluid is returned back between a heat exchanger and a turbo compressor fro...
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JP03236589 |
PURPOSE: To permit the storage of liquefied natural gas in a small tank by a method wherein high-pressure evaporated liquefied natural gas is given to an expansion turbine to generate cold heat and the cold heat is reserved into a cold h...
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JP03129267 |
PURPOSE: To obtain an air conditioner capable of both of cooling and heating by using same components in response to requirements for cooling or heating of a load air space and employing air as a refrigerant fluid in the air conditioner....
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JP03110359 |
PURPOSE: To get a stable cooling air irrespective of a variation of a loaded state of an engine by a method wherein an auxiliary combustion device for assisting energy of exhaust gas of the engine under a low loaded condition of the engi...
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JP02282661 |
PURPOSE: To entirely avoid the electrical power consumption for transmitting refrigerant by providing a refrigerant liquid pump in the downstream side of a refrigerant heater in the space heating line and an expansion unit in its upstrea...
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JP01193564 |
PURPOSE: To increase the motor output as well as the cooling effect of condenser by increasing the supply of a mixed fluid of the cooling medium for driving a condenser fan motor and oil by opening a shutoff valve when the cooling load b...
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JP01155152 |
PURPOSE: To reduce the power required for a prime mover by coupling the output shaft of a two-phase flow expansion machine with the female rotor of a screw type compressor. CONSTITUTION: In a screw type compressor comprising a male rotor...
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JP01088067 |
PURPOSE: To drive a fan motor or the like, without having any influence on the refrigeration capacity of refrigeration cycle by interposing a gas-liquid separator between a condenser and an evaporator and driving a driver with the gas re...
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