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JP2818099B2 |
PURPOSE: To provide a cryogenic refrigerator in which a cryogenic temperature can be realized by a relatively simple structure. CONSTITUTION: The cryogenic refrigerator comprises a magnetic cold storage unit 4 for containing magnetic col...
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JPH10281584A |
To eliminate dew formation at a heat recovery heat-exchanger by controlling an amount of medium fed to the exchanger and an amount of medium fed to a bypass tube based on a detected temperature of an exhaust temperature sensor. A heat so...
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JPH10274451A |
To prevent temperature rise in a showcase even if an abnormal high pressure appears in the coolant by actuating a cooling means when the detected pressure of coolant or the temperature of a condenser reaches a specified level. Overheatin...
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JPH10267455A |
To achieve a rapid cooling when an operation is started and at the same time reduce a power consumption by providing a cooler for cooling a refrigerant through a condenser by utilizing the heat absorption reaction of a hydrogen occlusion...
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JPH10259966A |
To obtain excellent refrigerating power and to improve the conversion efficiency of heat energy by combining a Rankine piston engine with an absorption refrigerating machine and by providing a means for introducing a liquid working mediu...
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JPH10253193A |
To maintain a stable operation against a fluctuation of load by reducing an electric power consumption of an absorption refrigerating machine including a compressor for compressing a refrigerant. An absorption refrigerating machine inclu...
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JPH10253101A |
To enable both defrosting of an outdoor heat exchanger and comfort able feeling in an indoor heating to be attained concurrently. In the case that a defrosting operation is carried out during a heating operation, a four-way valve 51 is c...
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JPH10227537A |
To prevent the decrease of the degree of vacuum of an absorption- refrigeration cycle and to prevent the decrease of the density of solvent in an absorption refrigerator of which reproducer is heated by the heat medium of outside at the ...
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JPH10197098A |
To lower equipment costs and a running cost by enabling supply of cooling water in the specified order. Supply pipes 1 and 6 and return pipes 2 and 7 are provided to circulate cooling water separately to two refrigerating machines AR and...
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JPH10197171A |
To reuse an existing tube of a refrigerator using R22 for a refrigerator using HFC refrigerant. In the existing refrigerator using R22, an indoor unit B and an existing tube 21b are retained, and the other parts are removed. After the tu...
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JP2780719B2 |
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JP2772868B2 |
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JPH10176873A |
To improve the load factor of a turbo heat pump by a method wherein, during heating operation, hot water, the temperature of which is increased by the turbo heat pump, is caused to pass through an absorption cold and hot water unit to in...
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JPH10170094A |
To improve a heat conversion efficiency by a method wherein heat absorbed from an object to be cooled through a Peltier element gasifies and liquefies refrigerant dissolved in absorbing agent, the refrigerant is stored in an evaporator c...
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JP2766027B2 |
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JP2758517B2 |
PURPOSE: To realize a heat source unit capable of performing highly efficient operation for both cooling and heating cycles, simple in system control and having high reliability. CONSTITUTION: Cold or hot water is made by a compression t...
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JPH10122679A |
To allow a cooling and heating apparatus to be stopped by turning, for example, OFF an operating switch or stopping a heat source machine at the time of power interruption by providing an energizing time closed type solenoid switching va...
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JPH10122678A |
To provide a heat pump type hot water supply device having a hot water supply system which makes it possible to provide high temperature hot water without lowering the efficiency of the heat pump. This invention relates to a heat pump ty...
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JPH10504960A |
A thermoelectric generator system including a refrigerator of the of the absorption type having no moving parts and operating with ammonia, water and hydrogen to extract heat from a heat source and discharge heat from an absorber and hav...
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JP2744712B2 |
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JP2734343B2 |
PURPOSE: To provide a vacuum icemaker which can conduct all icemaking, cold storage and thermal supply in an absorptive refrigerator system. CONSTITUTION: A vacuum icemaker 10 comprises a vapor liquid separator 32 for cooling refrigerant...
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JPH1061492A |
To provide an external combustion type heat gas engine and an air conditioner using the engine for facilitating manufacture and maintenance and reducing production cost by reducing the number of parts and the number of assembling steps. ...
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JPH1054625A |
To provide a hybrid ammonium absorption refrigerator capable of keeping the constantly stable and high coefficient performance COP, irrespective of the change in the outside temperature. Ammonium vapor evaporated by an evaporator is forc...
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JPH1038409A |
To improve cooling efficiency and heating efficiency without changing the capacity of a compressor by altering the direction of a current flowing through a thermoelectric element in response to an operation mode of a heat pump type air c...
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JPH1026433A |
To provide an air conditioning system having high energy efficiency and excellent starting characteristics by ensuring rapid recovery of absorption capability of a desiccant. The present air conditioning system includes a desiccant which...
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JPH1026434A |
To provide an air conditioning system having excellent starting characteristics by ensuring rapid recovery of moisture absorption capability of a desiccant. The present air conditioning system includes a desiccant 103 for absorbing water...
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JPH1019405A |
To lower manufacturing costs with the curtailing of the number of parts by providing one medium temperature exchanger while pistons are in one row on the high temperature side and on the low temperature side to link a medium temperature ...
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JPH1019402A |
To provide a low temperature refrigeration system capable of efficiently obtaining a low temperature heat source by making use of the heat recovery to the cold heat of the low temperature gas which has been wastefully disposed of. A low ...
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JPH1019404A |
To achieve a higher capacity without increasing a displacement volume of a high temperature chamber by making the displacement volume of a low temperature chamber larger than that of the high temperature chamber to cause a change in capa...
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JPH1019412A |
To provide a compact and efficient air-conditioning system capable of adsorption and regeneration of the desiccant through a batch process by combining a heat pump with the desiccant. In an air-conditioning system in which a plurality of...
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JPH1019411A |
To achieve a higher efficiency in the adsorption and regeneration of a desiccant by separating a group assembly for housing the desiccant and a heat exchanger of a heat pump and a group assembly for housing a compressor of the heat pump....
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JPH109632A |
To provide an air-conditioning system that exhibits a high energy efficiency with a compact constitution. At least first and second desiccant units 103A and 103B and regenerating and treating air heat exchangers 107A and 107B located bet...
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JPH109633A |
To provide a highly efficient air-conditioning system where adsorption and regeneration of desiccant are performed in a batch-wise operation with a simple constitution. An air-conditioning system has treating and regenerating air flow pa...
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JPH09329371A |
To reduce cost by saving energy of an air conditioning system which uses both an air conditioner and an outdoor air conditioner and simplifying the operation system. This air conditionins system is provided with an air conditioner 3 whic...
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JP2687080B2 |
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JP2685646B2 |
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JPH09511825A |
Numerous embodiments and related methods for generator-absorber heat exchange (GAX) are disclosed, particularly for absorption heat pump systems. Such embodiments and related methods use the working solution of the absorption system for ...
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JP2678211B2 |
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JPH09280686A |
To sufficiently exhaust heat from a magnetic substance and hence improve a freezing output by containing the magnetic substance in a magnetic substance container having a gap on the side surface thereof kept unchanged and supporting the ...
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JP2551979Y2 |
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JPH09273876A |
To prevent a drop in the cooling capacity by restricting retention of a refrigerant increased up to a liquid phase under a low outside air temperature in a natural circulation loop. A refrigerant liquid reservoir 30 is provided and an ex...
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JPH09269158A |
To reduce the power consumption when the operation is stopped by stopping the revolution of an external combustion engine, stopping the feeding of cold water or hot water, and stopping the revolution of a blowing fan when the operation o...
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JPH09264568A |
To correspond with a dry operation, and at the same time, prevent an uncomfortable feeling such as feet become extremely cool from generating. This cooling-heating device is constituted by providing a heat gas engine which is operated by...
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JPH09257326A |
To eliminate bad influence of thermal transfer medium against equipment due to its increased temperature or freezing of the thermal transfer medium and to enable its operation to be smoothly stopped. Upon acceptance of instruction of sto...
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JPH09257280A |
To continuously lower the pressure of the operating medium of a heat pump by regenerating a desiccant using heat generated from the absorber of a heat pump as a heating source and heat entering the regenerator of the heat pump as a cooli...
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JPH09250837A |
To effectually utilize even a relatively low temperature heating fluid and ensure stable operation even with a heating source where the amount of waste treat is varied by constructing a freezer such that a regenerator has two or more reg...
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JP2653438B2 |
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JPH09243143A |
To enable a changing-over between a cooling operation and a heating operation to be carried out within a short period of time by a method wherein a flow of cold water and a flow of hot water are changed over without stopping a heating op...
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JP2642654B2 |
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JPH09210503A |
To reduce power consumption at a chiller during heat accumulation by providing a pipe through which outlet gas from a compressor is partly sent to a preheater for heating a solution in a concentrator/dilutor and is returned to an air hea...
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