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JP4425488B2 |
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JP4425457B2 |
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JP4420506B2 |
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JP4420892B2 |
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JP2010025545A |
To provide a refrigerant filling method for a refrigerating air conditioner, for determining whether a refrigerant amount in a refrigerant circuit is in any condition out of deficient, proper and excessive conditions, to be displayed to ...
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JP4409075B2 |
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JP2010019550A |
To shorten the time required for recovering mineral oil remaining in the existing piping used in a freezer/air conditioner employing CFC or HCFC based refrigerant when the existing piping is used in a freezer/air conditioner employing HF...
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JP4398632B2 |
The method involves aggregating helium demands from cryogenic refrigerators. An allocation of helium for each refrigerator is determined based on the availability of helium, the aggregated helium demands, and the individual needs of the ...
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JP4396457B2 |
To provide a cooling device capable of surely demounting an evaporator in safety even when a circulated refrigerant is kept in a high-pressure state, and well performing repair/replacement of an installation part of the evaporator. In th...
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JP4392846B2 |
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JP4393786B2 |
To provide a refrigerating or air-conditioning system and its replacement method diverting existing refrigerant piping to shorten a construction period of replacement work and to reduce a replacement cost and reducing a pressure loss in ...
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JP4391559B2 |
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JP3156181U |
To provide a cam device of a refrigerant recovery device capable of extending the service life of the cam device and keeping the bracket manufacturing cost unchanged. A cam device 5 is installed inside a casing 1 of a refrigerant recover...
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JP2009287909A |
To provide a manufacturing method that can reduce time for evacuating the inside of a refrigerant circuit of a heat pump water heater to a predetermined value in the heat pump water heater having the refrigerant circuit in which devices ...
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JP4376470B2 |
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JP4375925B2 |
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JP4366245B2 |
To increase the heating efficiency of a liquid refrigerant by relatively reducing the size of a structure for filling a refrigerant container with a gas refrigerant. This refrigerant feeder force-feeds the liquid refrigerant in the refri...
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JP2009539061A |
Methods and apparatus are provided for determining refrigerant charge in a vapor compressor system (VCS) of an aircraft. The methods and apparatus comprise the following steps of, and/or means for, generating a data set from historical d...
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JP4363483B2 |
During a coolant feeding operation for feeding a coolant to a coolant circuit (20) while a freezing cycle is performed so that a use side heat exchanger (37) operates as an evaporator in the coolant circuit (20), valve control means (53)...
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JP2009257620A |
To provide a refrigerant recovering device and method, preventing the increase of temperature of a recovery container by preventing sudden adsorption heating of a refrigerant, and improving safety and work efficiency of a worker.This ref...
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JP4354881B2 |
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JP2009229028A |
To provide an adaptor device and a refrigerant recovery device, solving problems in the conventional technique, performing recovery works by being connected to a general purpose refrigerant recovering unit, and efficiently recovering the...
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JP2009222356A |
To prevent liquid refrigerant from being absorbed by a compressor at the time of filling a refrigerant circuit with a non-azeotropic refrigerant.In the refrigerant circuit (10) in which a refrigeration cycle is carried out, the non-azeot...
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JP4325462B2 |
To shorten a time necessary for demounting a compressor connected with a refrigerant circuit to improve the maintenance performance of a humidity controller, in the humidity controller comprising an adsorbing part for adsorbing or regene...
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JP4321095B2 |
In a refrigerant cycle apparatus, an energy-saving operation is performed by using a refrigerant which is used in a supercritical state. A refrigeration cycle apparatus is constituted by a main compressor (1), an expander (3), a sub comp...
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JP4320407B2 |
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JP4316048B2 |
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JP4309805B2 |
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JP2009156504A |
To provide a method of recycling an existing refrigerant pipe in a refrigerating cycle facility by collecting old oil in safety at low costs in changing a refrigerant from a conventional refrigerant to a different new refrigerant in the ...
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JP2009137504A |
To provide a refrigeration cycle device for a vehicle capable of exerting highly accurate detection of gas shortage with a simple configuration.In this refrigeration cycle for the vehicle, an air-conditioner ECU 100 estimates coolant pre...
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JP2009139012A |
To provide a refrigeration air conditioning apparatus, using a refrigerant such as CO2 whose refrigerant state in the stopping state of the apparatus enters the supercritical state, restraining a pressure rise in the stopping state of th...
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JP3151304U |
To provide a connection structure between a refrigeration cycle and a container containing a refrigerant, which can be performed by a general consumer without using a special special instrument for filling the refrigerant. A pressure-res...
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JP4273492B2 |
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JP4271208B2 |
The invention provides a clothes drier is arranged on the base of the bottom of the basket body and comprises a heat pump including a compressor, a condensator, and an evaporator. The condensator andevaporator are positioned in the unit ...
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JP4268251B2 |
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JP2009092347A |
To provide a manufacturing method of an air conditioner unit improving productivity by shortening a vacuuming time of a refrigerant circuit part interior, and not needing new plant and equipment investment or enlargement of manufacturing...
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JP4253533B2 |
An apparatus (100) for collecting and purifying a refrigerant fluid in air conditioning systems, comprising a first tubular body (110), used as evaporator and separator of impurities of refrigerant (130) coming from a refrigerant circuit...
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JP4253990B2 |
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JP4242897B2 |
Carbon dioxide refrigerant is circulated through a vapor compression system including a compressor, a gas cooler, an expansion device, and an evaporator. Carbon dioxide is extracted from a vehicle exhaust stream that includes combustion ...
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JP4225357B2 |
Suppression of variation in the charging time of refrigerant into a refrigerant circuit is enabled. A refrigerant charging device includes: an electric valve (49) provided in a supply pipe (47); a flow rate control unit (50) for controll...
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JP4221454B2 |
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JP4214114B2 |
The electrode temperature control device in a processing apparatus 100 includes a freezing circuit 110 comprising a compressor 148 , a condenser 142 , an expansion valve 150 and an evaporator 108 with the evaporator disposed inside a low...
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JP2009014247A |
To minimize flooding of refrigerant in a compressor even in a state of waiting for shipment in a heat source unit having the compressor and a heat source-side heat exchanger, and shipped in such a state that the refrigerant is filled ins...
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JP4211106B2 |
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JP4200279B2 |
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JP4197020B2 |
A refrigerant charging method in an air conditioner (1) that uses carbon dioxide as a refrigerant includes a first refrigerant charging step and a second refrigerant charging step. The first refrigerant charging step is a step of chargin...
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JP2008298335A |
To automatically filling an additional refrigerant without badly affecting a compressor after a heat source-side unit and a use-side unit are connected through a refrigerant pipe.This refrigerating device where an outdoor unit 100 and an...
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JP4189285B2 |
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JP4189294B2 |
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JP4188951B2 |
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