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JP7032667B2 |
The present disclosure provides added safety to a refrigeration apparatus. The air conditioning system (100) includes: a refrigerant circuit (RC) including a use-side circuit (RC2), a heat-source-side circuit (RC1), and a refrigerant rel...
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JP7028839B2 |
To efficiently heat a heating object.A conductive film heater apparatus 70, which is a kind of a film-type heater apparatus, comprises a conductive film heater 80, pieces of wiring 71A and 71B, and an emergency stop device 87. The conduc...
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JP7029025B1 |
It is a refrigerant recovery system (10) that recovers the air-conditioning refrigerant from the refrigerant circuit (30) of the refrigerating and air-conditioning equipment (12). The refrigerant recovery system (10) includes a refrigera...
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JP7011847B2 |
It is an object of the present invention to provide an apparatus and method which satisfies the below three requirements at once.(1) The composition ratio of mixed refrigerant in a base material container at the time of shipment is appro...
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JP7009660B2 |
A method for filling a cooling circuit of a motor vehicle with a coolant may include filling the cooling circuit with ion-free water in a water filling operation, leaving the ion-free water in the cooling circuit for a water duration of ...
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JP7002660B2 |
A non-azeotropic mixed refrigerant that has a specific composition ratio is circulated in a refrigeration cycle device (100) according to the present invention. This refrigeration cycle device (100) is provided with a compressor (1), a f...
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JP2022508635A |
The present invention relates to a heat pump. More specifically, the present invention relates to a heat pump that measures efficiency under a large number of load conditions, in which a target high pressure and a target low pressure are...
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JP2022012954A |
To provide a cooling device which achieves low introduction costs.A modification method 100 of the cooling device includes: steps S110 to S150 in which predetermined devices are set in a storage object housing chamber 20A and a machine h...
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JP6997391B2 |
To solve a problem that it is difficult to accurately supply a refrigerant to a device which can be filled only with a small amount of the refrigerant.A refrigerant filling device (100) includes: a measurement part (20) which measures a ...
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JP2022009384A |
To provide a heating, ventilation, air conditioning and refrigeration (HVAC&R) system including a refrigerant loop and a purge system configured to purge the HVAC&R system of non-condensable gases.A purge system 80 includes: a liquid pum...
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JP6993561B2 |
To inhibit a refrigerant recovery device (30) from being stopped due to pressure rise of a refrigerant during recovery of the refrigerant.A refrigerant recovery device (30) connected between a refrigerant recovered device (20) and a refr...
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JP6974762B2 |
To solve a problem that since a facility is required for each process of hermetic pressure resistance checking processing, vacuum drying processing and refrigerant filling processing, this increases facility investment cost and the size ...
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JP2021173435A |
To provide a refrigeration cycle device capable of suppressing formation of a region where a concentration of a leaked refrigerant becomes a constant level or more even when refrigerant leakage occurs along with a refrigerant recovery wo...
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JP2021173481A |
To provide a refrigerant recovery control device and a refrigerant recovery control system that can perform refrigerant recovery operation depending on timing for recovering a refrigerant.An outdoor unit 3 of an air conditioning device 1...
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JP2021162197A |
To fill an appropriate amount of refrigerant, in a cold/heat supply system in which a sub-cooling device that performs cooling treatment on refrigerant from a condenser with evaporative latent heat of water is provided between the conden...
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JP6944236B2 |
A refrigerating device includes a refrigerant circuit (3) through which a refrigerant flows. A refrigerant collection container (15) through which the refrigerant flows in a refrigeration cycle operation is detachably provided in the ref...
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JP6939902B2 |
A refrigerant recovery management system (100) includes a request generation unit (11) and a report generation unit (12). The request generation unit (11) generates request data for sending a refrigerant recovered from refrigerant-use eq...
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JP6925333B2 |
There is disclosed herein a subsystem for a vapor-compression system having a compressor and a condenser. The subsystem includes a storage assembly fluidly communicable with a compressor inlet of the compressor for flow of refrigerant. T...
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JP6915294B2 |
To provide an outdoor unit of a refrigeration device for enabling an operator to immediately grasp what work should be performed to a refrigerant that has a risk of causing disproportionation reaction.An outdoor unit casing arranges a po...
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JP2021110465A |
To provide a technology capable of reducing loss of a refrigerant.A refrigerant treatment device (1) that treats a refrigerant used in an air-conditioning system (U) comprises: a tank (15) in which the refrigerant is stored; a compressor...
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JP2021105512A |
To provide methods, systems and apparatuses that are directed to on-site recovery and/or repurposing of a refrigerant, where an original refrigerant is converted into a refrigerant different from the original refrigerant.The refrigerant ...
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JP6901044B2 |
An air conditioner that includes a refrigerant circuit connecting a plurality of indoor heat exchangers in parallel and is able to complete collection of refrigerant to the side of an outdoor heat exchanger in a shorter time when the ref...
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JP6885505B1 |
To easily replace a refrigerant of a refrigerating apparatus. A refrigerating apparatus for replacing a first refrigerant filled in a refrigerant circuit (10) of a refrigerating apparatus with a second refrigerant used together with a re...
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JP6884272B2 |
An air-conditioning apparatus includes a refrigerant circuit that is formed of an outdoor unit and an indoor unit connected through indoor/outdoor connection pipes. The outdoor unit includes a compressor, an outdoor heat exchanger, and a...
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JP2021081140A |
To accurately measure an oil residence amount that is resident in a target device.An oil residence amount measuring method measures an oil residence amount resident in a heat exchanger 1. The oil residence measuring method includes: a fl...
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JP2021076337A |
To provide an air conditioning device that eliminates the need of great expenses for safety measure such as a refrigerant shut-off valve.An air conditioning device 10 includes a refrigerant circuit and single housing for accommodating it...
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JP6865845B2 |
An air-conditioning apparatus includes a refrigeration circuit, a first shut-off device, a leakage detection device, and a controller configured to perform a refrigerant recovery operation in a case where refrigerant leakage is detected....
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JP6840906B1 |
Realize a refrigerant recovery system and a refrigerant recovery method that can further improve the refrigerant recovery efficiency. The refrigerant recovery system is a recovery device (3) that recovers the refrigerant from the air con...
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JP2021030964A |
To encourage a user to charge a heating medium and control useless heating medium from being charged in a vehicular air conditioning device.A vehicular air conditioning device estimates a residual quantity of a heating medium remaining i...
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JP2021032421A |
To provide a refrigerant recovery auxiliary device which lowers the temperature of refrigerant to be transferred to a recovery container.A refrigerant recovery auxiliary device includes a heat exchanger 1 through which refrigerant passes...
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JP2021506927A |
Cryopreserved biological with a vacancy (108) for accommodating at least one cryopreserved biological sample and a sealed reservoir (106) that at least partially surrounds the vacancy. A container (100) for the sample (102) is disclosed,...
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JP2021011960A |
To provide an inexpensive and reliable refrigerant charging device by improving a charging speed and reducing costs while preventing liquid-back.The refrigerant charging device includes: a refrigerant charging circuit having a refrigeran...
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JP6819708B2 |
A management system (100) manages the amount of refrigerant with which each of a plurality of refrigeration cycle apparatuses (1) each having a refrigerant circuit (RC) is filled. The management system (100) includes an obtaining unit (4...
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JP6822335B2 |
Disclosed is a refrigerant recovery apparatus including a compressor (31) configured to suck a refrigerant from a target apparatus (20), and a condenser (32) configured to send the refrigerant discharged from the compressor (31) to a ref...
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JP6819421B2 |
To provide a refrigeration unit renewal method capable of reducing construction cost.A refrigeration unit renewal method is a method for replacing an old heat source unit 11 of an old refrigeration unit 10, which includes the old heat so...
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JP3229467U |
To provide a refrigerant pipe joint capable of effectively adjusting to an appropriate position and connecting to a refrigerant pipe by a structure in which a rotating pipe rotates with respect to a pipe main body. A refrigerant pipe joi...
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JP6789420B2 |
A heating device (70) equipped with a conductive film heater (80) for heating an accumulator (40). Thus, it is possible to maintain a heating effect even if a portion of a conductive body of a heating device for heating an accumulator of...
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JP2020153565A |
To provide a parameter calculation system of a refrigerant cycle device capable of accurately deriving a pipe length of the refrigerant cycle device, a volume of a refrigerant circuit, etc.A parameter calculation system 100 comprises a s...
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JP2020143870A |
To use a pump-down operation to collect a refrigerant without making a configuration complicated, in order to handle a case such as a refrigerant leakage.An air conditioner in which a compressor constituting a refrigerant circuit is prov...
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JP2020133957A |
To promote proper filling of a refrigerant circuit with a refrigerant.A filling assist kit 9 is arranged between a refrigerant container 80 filled with a refrigerant, and a refrigeration cycle device 1 to be filled with the refrigerant f...
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JP2020115020A |
To provide a fluid joint which can be smoothly rotated at attachment, and a fluid treatment system using the fluid joint.In a chlorofluorocarbon gas collection system using a fluid joint 21, cold equipment 31 and a chlorofluorocarbon gas...
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JP6715961B2 |
A refrigeration cycle device has: a main refrigerant circuit in which a compressor, a load-side heat exchanger, a load-side throttle device, a heat source-side heat exchanger, and a gas-liquid separator are connected through refrigerant ...
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JP2020098090A |
To provide a method and device for providing zeotropic refrigerants, with which a comparatively precise blend composition is achieved during discharge from a container.In the method and device, the refrigerant is formed from a refrigeran...
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JP6706837B2 |
To provide a piping cleaning method capable of efficiently performing cleaning of unit piping between units of a GHP outdoor unit and an EHP outdoor unit.A piping cleaning method includes: piping 110 for oil discharge connected to an oil...
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JP6699746B2 |
In a refrigeration apparatus including a refrigerant circuit in which a refrigerant in a gas-liquid two-phase state flows through a liquid-side connection pipe, a refrigerant-amount determining method and a refrigerant-amount determining...
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JP6693843B2 |
To provide a refrigerant injection facility for an air conditioner capable of dispensing with a large-size device for ventilating the whole process.A refrigerant injection facility 100 for an air conditioner includes a refrigerant inject...
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JP2020071002A |
To provide a heat pump device capable of preventing a region where vacuum suction is not performed or a refrigerant is not injected from being provided in a circuit.A heat pump device 10 in which a service port 34 is provided in a circui...
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JP6682880B2 |
A refrigerant recovery system (90A) is equipped with an extraction pipe (61), a stabilizer holding container (70), a recovery pipe (62), a recovery container (80), and a recovery device (85). The extraction pipe (61) is connectable to a ...
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JP6670542B2 |
To provide a refrigerant cylinder which uses a refill prohibiting container in which a safety valve is hard to break when being handled.A refrigerant cylinder which is for filling a refrigerant has an NRC container, a refrigerant dischar...
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JP6654050B2 |
To provide a recovery machine that can recover gas such as high-vapor-pressure refrigerant efficiently in a shorter time than existing counterparts, and secondarily has a superior rate of refrigerant recovery from a freezing machine.A mu...
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