Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 49,229

Document Document Title
WO/2019/194265A1
This vehicular heat management system comprises: a for-heating refrigerant circulation circuit (5) that causes for-heating refrigerant to absorb the waste heat of onboard devices (50-53), and circulates the refrigerant; a heat pump cycle...  
WO/2019/193685A1
If a state continues for a first determination time period (TP1), said state being when the drive voltage of a pump (23) is set to an upper limit voltage and the opening degree of at least one of a plurality of flow adjustment valves (33...  
WO/2019/193649A1
This control device (100) has a timer operation mode which starts an operation of a refrigeration cycle that operates as a hot heat source or a cold heat source earlier, by a preliminary operation time, than a set operation start time of...  
WO/2019/194195A1
An aspect of the present invention relates to a refrigerator provided with a refrigerant circulation system which has a compressor, a condenser, an expanding mechanism, and an evaporator, and in which a refrigerant and a refrigerator oil...  
WO/2019/194082A1
The purpose of the present invention is to provide a control device of a freezer, the freezer, a method for controlling the freezer, and a program for controlling the freezer, in which the temperature of an ejected refrigerant can be pre...  
WO/2019/193686A1
The purpose of the present invention is to cause air conditioning capacity in an indirect-type air conditioning system using water, brine, or the like to quickly respond to changes in indoor load. An air conditioning device (1) has a fir...  
WO/2019/194013A1
The purpose of the present invention is to obtain an air conditioner apparatus which, while refrigerating a module, can suppress a decrease in cooling performance. This air conditioner apparatus (200A) comprises: a compressor (1); an out...  
WO/2019/193282A1
The invention relates to an improved method for the electrochemical compression of gaseous hydrogen, at a low pressure, for example a pressure P° of between 1 and 30 bar, the target pressure P1 being between 700 and 900 bar, for example...  
WO/2019/193712A1
This air conditioning device is provided with: a heat medium circulation circuit that circulates a heat medium through pipe connection of a pump, which includes water or brine and pressurizes the heat medium serving as a medium for carry...  
WO/2019/193639A1
This air conditioning system is provided with: a first refrigerant circuit including a first compressor, a first outdoor heat exchanger, and a first indoor heat exchanger; a second refrigerant circuit including a second compressor, a sec...  
WO/2019/187526A1
Provided is a control device that performs protection control of a compressor without malfunction. The control device activates protection control on a compressor that has a refrigerant circuit on the basis of a pressure value detected b...  
WO/2019/189838A1
A flow channel switching mechanism (70) has: first to fourth flow channels (71, 72, 73, 74); and opening/closing mechanisms (V1, V2, V3, V4, 75, 76) capable of opening and closing the respective flow channels (71, 72, 73, 74). A first co...  
WO/2019/189748A1
A refrigeration device (10), having a refrigerant circuit (11) in which a cooling device heat exchanger (83) and an indoor heat exchanger (93) are connected to a common-use outdoor heat exchanger (22), is provided with a first auxiliary ...  
WO/2019/187231A1
A cooling system comprising: a compressor (2) for increasing the pressure of carbon dioxide to produce pressurized carbon dioxide; a mixing device (6) for generating a mixed refrigerant in which the pressurized carbon dioxide and a liqui...  
WO/2019/189315A1
Provided is a highly reliable scroll compressor (10). The scroll compressor (10) comprises a case (20), a scroll compressor mechanism (50), a discharge pipe (24), a first temperature sensor (15), and a second temperature sensor (25). The...  
WO/2019/186647A1
Provided is a refrigerating apparatus comprising: a compression system (1) having a first compression device and a second compression device; a cooling circuit having a first heat exchanger (2), a second heat exchanger (3), a first decom...  
WO/2019/185121A1
A refrigeration system, in particular a transport refrigeration system, comprising a refrigeration circuit, in particular one that operates using CO2 as the refrigerant, in which a total mass flow of the refrigerant is conveyed; a heat e...  
WO/2019/181972A1
A cooling device 10 comprising a first evaporation unit 11, a second evaporation unit 12, a first condensation unit 21, a second condensation unit 22, common piping CP, a compressor 30, an expansion valve 40, a first valve 71, and a seco...  
WO/2019/181710A1
This air conditioner comprises: a refrigeration cycle circuit which comprises a compressor (16), an outdoor heat exchanger (15), an expander, and an indoor heat exchanger, and in which an operating medium which contains a 1,1,2-trifluoro...  
WO/2019/178641A1
An air-conditioning integrated parallel compression transcritical refrigeration rack system has a high-pressure control valve feeding a liquid receiver. The liquid receiver feeds at least one suction group and the at least one suction gr...  
WO/2019/181244A1
Provided are a compressor and a heat pump system capable of switching an injection state in response to an operating condition with a simple configuration. The compressor is provided with at least a suction unit, a compression unit, and ...  
WO/2019/181315A1
An air conditioner (1) comprising: an outdoor unit (2); a plurality of indoor units (5a–5d); a plurality of expansion valves (24a–24d) provided on the upstream side of the respective indoor heat exchangers (51a–51d) of the indoor u...  
WO/2019/181627A1
[Problem] To provide an air conditioning device for a vehicle, which can individually air-condition each of a plurality of seats, and which can be installed in an installation space in a space saving manner. [Solution] The refrigerant ci...  
WO/2019/182723A1
An ice-maker system may be operable in an ice-making mode and in an ice-harvesting mode and may include a working-fluid circuit and an ice mold. The working-fluid circuit may include a compressor, an expansion device, and an ice-making h...  
WO/2019/181595A1
A cryogenic refrigerator 10 comprising: a cold head 14; a plurality of compressor main bodies 16 connected in parallel to the cold head 14; a plurality of state detection sensors 20, said state detection sensor 20 being provided in corre...  
WO/2019/181245A1
Provided is an injection control method with which it is possible to simultaneously achieve an improvement in coefficient of performance (COP) and a back pressure load/compression reactive force balance of a scroll compressor in a refrig...  
WO/2019/181312A1
[Problem] To provide a vehicle air conditioner which prevents reduction in the oil circulation rate in a cooling circuit when adjusting the battery temperature and which can prevent reduction in compressor reliability. [Solution] A batte...  
WO/2019/180982A1
The purpose of the present invention is to provide a steam-generating heat pump device that, even when a heat exchanger that adjusts the temperature of compressor oil is provided, allows heat discharged from the heat exchanger to be effi...  
WO/2019/181316A1
An air conditioner (1) comprising: an outdoor unit (2); a plurality of indoor units (5a–5d); a plurality of on/off valves (6a–6d) provided on the upstream side of the respective indoor heat exchangers (51a–51d) of the indoor units;...  
WO/2019/176053A1
An air conditioner (100) is provided with a refrigerant circuit (RC), a refrigerant, an electrical component (20), and a heat pipe (10). The refrigerant circuit (RC) has: a compressor (1), a condenser, a flow rate regulating valve (4); a...  
WO/2019/176030A1
This outdoor unit (1) for a hot water supplying apparatus is provided with: a compressor (2) for circulating a refrigerant; a water heat exchanger (3) for heating water with a high-pressure heated refrigerant; an air heat exchanger (4) i...  
WO/2019/176565A1
This plate-type heat exchanger is configured such that: a plurality of heat transfer plates having openings at the four corners and having an outer wall part on an end are layered; the heat transfer plates are joined to each other by bra...  
WO/2019/176566A1
This plate-type heat exchanger is configured such that: a plurality of heat transfer plates having openings at the four corners are layered; the heat transfer plates are joined to each other by brazing at portions thereof; a first flow p...  
WO/2019/176122A1
This heating and cooling system is provided with: a cooling-purpose thermal conversion unit (50) that, during cooling, helically rotates a refrigerant after the refrigerant has been discharged from a compressor (21) and liquefied at a he...  
WO/2019/173330A1
A refrigeration apparatus comprises a first refrigerant system and a second refrigerant system. The first refrigerant system comprises a first compressor, a cascade heat exchanger and a first evaporator. The second refrigerant system com...  
WO/2019/171486A1
This heat source device is provided with: a heat medium flow path through which a heat medium flows; a plurality of coolant circuits, in each of which a coolant is circulated; and a plurality of heat medium heat exchangers which perform ...  
WO/2019/171485A1
A heat pump system according to the present invention has: a refrigerant circuit in which there are connected a compressor, a refrigerant channel of a heat-medium heat exchanger that has a refrigerant channel and a heat medium channel, a...  
WO/2019/172008A1
An air conditioner (100) serving as a refrigeration cycle device includes a protection device (200). If the current value of an input current of an electric motor of a compressor (103) exceeds a first prescribed value set to at least thr...  
WO/2019/171600A1
In order to enable high efficiency to be achieved even in a low-load region and to enable reduced power consumption year-round, a refrigeration cycle device 1 comprises: a compressor 4 having an inflow/outflow port 4d which is connected ...  
WO/2019/171499A1
A heat pump device comprising: a compressor (1) for compressing a refrigerant; a heat exchanger (2) for exchanging heat between a heat medium and the refrigerant compressed by the compressor (1); a first drain port (32a) provided in a pa...  
WO/2019/171588A1
Provided is a refrigeration cycle apparatus including a refrigerant circuit and a control unit that controls the refrigerant circuit. The refrigerant circuit includes a compressor, a condenser, a pressure reducing device, and an evaporat...  
WO/2019/142269A8
This method for controlling an air conditioning apparatus (1), includes: a step for circulating a refrigerant via a refrigerant pipe (4) between an outdoor unit (2) and a plurality of indoor units (3); a step for acquiring operation stat...  
WO/2019/171463A1
This air conditioning device is provided with: a refrigerant circuit through which a refrigerant flows and in which a compressor, a switching valve, a first heat exchanger, an expansion valve, and a second heat exchanger are connected th...  
WO/2019/171740A1
A dynamic compressor of the present disclosure is provided with: a rotating body which includes a rotating shaft and at least one impeller; a refrigerant flow passageway which is positioned around the rotating body and through which a ga...  
WO/2019/172135A1
This air conditioning device (100) is provided with: a heater (22) that uses heat from a refrigerant compressed in a compressor (21) to heat air guided into a vehicle cabin; a liquid receiver (24) that is arranged downstream of an exteri...  
WO/2019/167136A1
This heat pump apparatus has a casing which houses thereinside: a compressor that compresses a refrigerant; a first heat exchanger that exchanges heat between the refrigerant compressed by the compressor and a liquid heat medium; a press...  
WO/2019/167822A1
[Problem] To provide technology with which refrigerant stagnating in a location outside an accumulator can be avoided, said refrigerant having accumulated within the accumulator while a refrigeration cycle is stopped. [Solution] A refrig...  
WO/2019/169187A1
A roll-diaphragm compressor that includes a compressor head with an interface wall that defines a concave portion and with an apex portion having an inlet port and outlet port. The roll-diaphragm compressor can also include a flexible ro...  
WO/2019/167250A1
A cooling device comprising a cooling-side intermediate heat exchanger that exchanges heat between a heat medium and a refrigerant for cooling that flows through a refrigerant circuit for cooling, and a heating device comprising a heatin...  
WO/2019/165254A1
A climate-control system includes a working fluid circuit and a storage tank. The working fluid circuit has a first compressor, a first heat exchanger, a second heat exchanger, a flash tank, and a third heat exchanger. The first heat exc...  

Matches 1 - 50 out of 49,229