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JP2010271030A |
To improve operation efficiency of cooling operation when the temperature of outdoor air is high, in a refrigerating system including a refrigerant circuit for performing a steam compression type refrigerating cycle and a cooling mechani...
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JP4592616B2 |
In a refrigeration cycle device (2) in which heat generated by heat absorption of an evaporator (16) is used for heating in a condenser (11), a disadvantage that a cooling capacity of the evaporator (16) deteriorates owing to shortage or...
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JP2010266127A |
To provide a heat-pump type air conditioner capable of properly carrying out heating by an indoor heat exchanger and heating of a heating panel, when simultaneously carrying out heating of the heating panel and the heating by the indoor ...
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JP2010261642A |
To provide a condenser improving a heat exchanging efficiency and suppressing increase of an occupied area, and also to provide an air conditioning device having the same. This condenser 1 has a first condenser 2, a second condenser 3 di...
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JP4583280B2 |
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JP4570484B2 |
To secure large flow as a bypass valve without increasing a diameter of a valve port for an expansion valve, and to properly control small flow in a controlled area as the expansion valve without increasing necessary driving torque. A fl...
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JP4569041B2 |
In a refrigerant cycle system, a low-pressure side gas-liquid separator (35) is disposed between a refrigerant outlet side of an evaporator (32) and a refrigerant suction side of a compressor (10) so that gas refrigerant is sucked into t...
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JP2010236737A |
To maintain capacity even when outside air temperature is low and load of hot water supply is high, and suppress decline in a COP (coefficient of performance).This heat pump device includes: a second outdoor unit 12 having a compressor 1...
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JP2010216687A |
To provide a heat pump system capable of suppressing fluctuation of refrigerant circulation amount as much as possible even when preventing a suction refrigerant in a high-stage side compression mechanism from becoming wet.A heat pump ci...
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JP2010216766A |
To provide an air conditioner in which a coolant and compressor oil, etc., do not remain in a radiation heat exchanger after stopping the inflow of the coolant to the radiation heat exchanger and a temperature of the radiation heat excha...
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JP2010216685A |
To provide a heat pump system capable of improving cycle efficiency in the processing of a heat load by a secondary refrigerant.A heat pump circuit 10 in which a carbon dioxide refrigerant is made to circulate includes a low-stage side c...
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JP2010210207A |
To prevent overheating of a secondary refrigerant of a gas cooler for hot water supply or a gas cooler for heating, in a hot water supply heating system having the gas cooler for hot water supply and the gas cooler for heating in one hea...
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JP2010210196A |
To provide a heat pump cycle capable of downsizing a heat exchanger even if it responds to a plurality of heat loads.In a heat pump system 1, a heat pump circuit 10 for circulating carbon dioxide coolant comprises a low-stage side compre...
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JP2010210204A |
To improve operation efficiency in a hot-water supply heating system having a heat source for supplying hot water and a heat source for heating in one heat pump circuit.During normal operation for heating and supplying hot water, multi-s...
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JP2010196955A |
To stably heat an object space in a heat pump system equipped with an air-conditioning portion and a hot water supply portion.The heat pump system 1 is equipped with a heat source unit 2, a first utilization unit 4a and a second utilizat...
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JP4529530B2 |
To secure the durability of an adsorbent by reducing thermal influence of a refrigerant on the adsorbent held on a heat exchanger. This humidity controller comprises a refrigerant circuit 60 formed by connecting a compressor 63, a four-w...
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JP2010181088A |
To simultaneously supply heat to a heat facility and cold to a cold facility even when a thermal load is unbalanced between the facilities.A connection destination of a main condenser 41 can be switched to an auxiliary condenser 43 or fi...
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JP4528635B2 |
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JP4525138B2 |
To improve efficiency of a humidifier, by reducing input to a compressor, in the humidifier for heating and cooling a refrigerant by performing a refrigerating cycle. First and second absorption heat exchangers 31 and 32 are arranged in ...
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JP4517529B2 |
In a heat pump cycle, a first high-pressure side heat exchanger is disposed to perform a heat exchange between refrigerant discharged from a compressor and a first fluid, and a second high-pressure side heat exchanger is disposed to perf...
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JP2010162509A |
To avoid a state of lowering of the dehumidifying capacity or a state of exhausting of low temperature compressed air, while reducing power consumption. The compressed air dehumidifier 1 includes a heat exchanger 2 having a front chamber...
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JP4513349B2 |
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JP2010156513A |
To adjust a temperature of the air supplied indoors without changing the volume of the air supplied indoors in performing a refrigerating cycle in a state of applying a first indoor heat exchanger as a radiator and a second indoor heat e...
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JP2010144965A |
To reduce manufacturing costs and improve operation efficiency in a heat pump type hot-water heater. An evaporator 10 is formed by a fin tube type heat exchanger, and a radiator 23 is provided in a refrigerant circulation circuit between...
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JP4492634B2 |
To provide a heat pump system having high operating efficiency without lowering the performance of a bath heat exchanger even in heating operation for hot water supply water and without cooling the stored hot water supply water even in h...
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JP2010139097A |
To provide an air conditioner capable of suppressing lowering of a room temperature and the like and keeping and continuing comfort by continuing a heating operation without degrading heating efficiency even in a defrosting operation. In...
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JP4481893B2 |
To solve a problem wherein energy efficiency is low in a conventional drying system. This drying system utilizes a compression refrigerating system, and a condenser is divided into a regulating condenser 13 capable of regulating an exhau...
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JP2010127600A |
To provide a cooling device and a cooling method, capable of reducing manufacturing costs by simplifying a refrigerant circuit and of maintaining stable cooling capacity all the time.The cooling device 20 includes: a water cooled condens...
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JP2010096436A |
To provide an ejector type refrigeration system which can be downsized to improve energy efficiency while being advantageous for environmental conservation.An operating medium heated by a solar heat collector 3 is supplied from a supply ...
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JP2010096442A |
To keep a stable refrigerating capacity while preventing fluctuation of refrigerating load.A bypass passage 11 from a discharge port 2a to a suction port 2b of a compressor 2 is formed in an industrial refrigerating device in which a fir...
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JP2010091135A |
To provide a two-stage compression type hot water supply device capable of properly controlling an opening of a supercooling valve, preventing the mixing of a liquid droplet to a high-stage compressor, and preventing an excessive tempera...
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JP4445264B2 |
The heating-cooling circuit for motor vehicle air conditioning has an evaporator (14) for cooling air to be fed into an interior space and a heat exchanger (16) for heating the air to be fed into the interior space. An external heat exch...
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JP4439534B2 |
To enhance energy consumption efficiency of an air conditioning facility by elevating a level of an evaporation temperature in a refrigerator used for circulation cooling of cooling water. This air conditioner intakes outside air at the ...
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JP2010060181A |
To easily configure a refrigeration system equipped with the so-called hot-and-cold corresponding showcase switching and carrying out heating and cooling of an interior.The refrigeration system (1) is equipped with a refrigerant circuit ...
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JP2010048422A |
To solve a problem wherein an instrument and several hours of working times are required when a specified condenser is replaced in a refrigerating air conditioner having a plurality of divided and separated condensers, since, in conventi...
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JP2010043798A |
To provide a heat pump type hot water supply device reducing a discharge pressure of a compressor and improving COP.A typical constitution of this heat pump type hot water supply device comprises the compressor 102, an expansion valve 10...
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JP2010038391A |
To contribute to energy saving and reduction of a carbon dioxide discharge amount by absorbing heat remaining in hot wastewater or the like, and efficiently and stably producing steam of a required temperature.The heat pump type steam ge...
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JP2010038398A |
To provide a multi-chamber type air conditioner, capable of carrying out proper operation without lapsing into an insufficient capacity state, regarding an outdoor unit for a multi-chamber air conditioner constituted of a combination of ...
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JP2010038456A |
To enhance efficiency of a vapor compression refrigeration cycle having a gas-liquid separator in a high-pressure side flow passage.In the vapor compression refrigeration cycle 10, heat of a gas refrigerant from a compressor 11 is releas...
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JP2010032109A |
To provide an air conditioner having a dehumidification valve in the middle of piping of an indoor heat exchanger, reducing refrigerant pressure loss within piping of an outdoor heat exchanger, improving outdoor heat exchange performance...
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JP2010032108A |
To solve a problem wherein, although conventional technology enables a refrigerating cycle for performing defrosting operation without switching a refrigerant flow passage conversion device during heating, since the effect decreases with...
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JP4411870B2 |
A refrigerator has a discharge three-way valve (8) for connecting the discharge side of a compressor (1) to at least either a hot water heat exchanger (3) or an air heat exchanger (6) and has a suction three-way valve (9) for connecting ...
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JP2010019458A |
To provide an exhaust heat utilization air conditioning device capable of effectively utilizing energy as the whole device.This exhaust heat utilization air conditioning device includes heat pump type air conditioning equipment 20 compri...
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JP3156791U |
To provide an energy integrated supply device including an air conditioning system and a waste heat utilization system. An air conditioning system includes a first evaporator 110 and a second evaporator 120, a compressor 130 and an expan...
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JP4396938B2 |
To provide a cooling/refrigerating device and an automobile equipped with it capable of saving energy by utilizing the heat generated in the condensation process of a cooling/refrigerating device to a vaporizing means of an LNG supplying...
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JP2010001767A |
To provide a cooling device having an increased heat dissipating performance while suppressing an increase in the size of a heat exchanger for heat dissipation.A control device 50 so controls flow passage selector valves 31, 32, 33 in su...
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JP2009300021A |
To provide a highly efficient refrigerating cycle device diverting a liquid refrigerant in the middle of a condenser to the outlet side and preventing reduction in refrigerant flow speed of divided condensers.The refrigerating cycle devi...
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JP2009300077A |
To resolve a problem in a conventional temperature control device wherein a heating capacity with respect to a temperature control object fluid is insufficient.The device for precise temperature control has a proportional three-way valve...
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JP2009293834A |
To provide a temperature and humidity regulator for regulating efficiently a humidity, without using a wasteful energy.This temperature and humidity regulator includes a cooling circuit in which a heating medium compressed and fed by a c...
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JP2009293839A |
To save energy throughout the year by utilizing condensation exhaust heat of a refrigerating device even in summer and intermediate periods.The refrigerating device such as a freezing machine having a compressor 27 and a condenser 29, an...
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