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Matches 1 - 50 out of 19,338

Document Document Title
WO/2018/029872A1
Provided is an air conditioner (1) equipped with an indoor heat exchanger (32), an outdoor heat exchanger (14), an expansion valve (15), a compressor (12), and a control unit (100). The control unit (100) increases the degree of opening ...  
WO/2018/029784A1
The purpose of the invention is to provide a heat exchanger and a refrigeration cycle device provided with the heat exchanger that can reduce heat leaks inside a condenser when the heat exchanger functions as a condenser. Provided is a h...  
WO/2018/029817A1
A refrigeration cycle device is provided with: a compressor (1); a flow channel switching device (2); a first heat exchanger (4) including a first heat exchange unit (4a) and a second heat exchange unit (4b); a flow channel conversion de...  
WO/2018/025934A1
A heat source unit (11) for an air-conditioning device (10) that is a refrigeration device, said heat source unit being provided with a heat-source-side heat exchanger (40) that exchanges heat between a refrigerant and heat source water....  
WO/2018/018764A1
Provided are a cold-warm air conditioner (100) and control method. The cold-warm air conditioner (100) comprises: a double-cylinder compressor (1); a reversing assembly (5), comprising a first outdoor connecting valve port (52), a second...  
WO/2018/020654A1
This refrigeration cycle device has a refrigerant circuit in which a compressor, a first heat exchanger, an expansion mechanism, and a second heat exchanger are connected by piping. The first heat exchanger has a first refrigerant flow c...  
WO/2018/020621A1
Provided is an air conditioning device comprising a heat source, a plurality of indoor units, a relay device, and a control unit. The relay device has a liquid state detection unit, a gas/liquid separation device, a second flow rate cont...  
WO/2018/018765A1
Provided are a cooling and heating air conditioner (100), and control method. The cooling and heating air conditioner (100) comprises: a double-cylinder compressor (1); a reversing assembly (5) comprising a first outdoor connection valve...  
WO/2018/008837A1
The present invention relates to a heat pump connection type adsorption desalination system using time shifting, the system recovering fresh water from seawater, and being characterized in that a reactor includes a plurality of reaction ...  
WO/2018/008139A1
In this air-conditioning apparatus (1), a compressor (5) and a heat exchanger group (10) are housed in an outdoor unit (4) of an outdoor device (3). The heat exchanger group (10) includes a first heat exchanger (11), a second heat exchan...  
WO/2018/006569A1
Disclosed is an air-conditioning system (100), comprising a compressor (1) with two cylinders performing compression independently of each other, a diversion unit (2), an outdoor heat exchanger (3), a first throttle unit (4), an air-liqu...  
WO/2018/003096A1
This air-conditioning device comprises: a heat source unit that has a compressor, a flow path switching valve, and a heat-source-side heat exchanger; a plurality of indoor units that have load-side heat exchangers and perform cooling ope...  
WO/2018/003699A1
A heat source-side heat exchanger (23) of the present invention has a first coolant connection pipe (23a) and a second coolant connection pipe (23b), and is configured such that a coolant that flows in from the first coolant connection p...  
WO/2017/221396A1
An air conditioner according to the present invention is provided with: a refrigeration cycle circuit having a compressor, a condenser, a plurality of electronic expansion valves, and a plurality of evaporators; and a control device for ...  
WO/2017/221025A1
There is provided a thermal energy storage system suitable for use with systems adapted to transfer heat from at least one heat source to at least one heat sink (heat transfer system), comprising at least one thermal energy storage unit....  
WO/2017/221618A1
An ejector refrigeration cycle comprises a compressor (11), a heat exchanger for heating (12), a first pressure reducing device (15b), an outdoor heat exchanger (17), a second pressure reducing device (15e), a heat exchanger for cooling ...  
WO/2017/216861A1
The air conditioner (1) comprises a bypass flow path (161) and a cooling/heating switching mechanism (150). The bypass flow path (161) is configured so as to serve as at least part of the flow path for connecting a third port (P3) to the...  
WO/2017/212158A1
The present invention relates to an indirect reversible air-conditioning circuit (1) for a motor vehicle, including: a first refrigerant loop (A) in which a refrigerant circulates; a second heat-transfer fluid loop (Ω) in which a heat-t...  
WO/2017/206106A1
Provided is a heat exchange system, comprising an evaporator, a compressor, a condenser, and a first throttling element, which are connected via a working fluid flow path. The outlet of the evaporator is connected to the inlet of the com...  
WO/2017/208438A1
A first air conditioning device (1) has a first refrigerant circuit and supplies air to an indoor space. A second air conditioning device (2) has a second refrigerant circuit and supplies air to the indoor space. A control device (30) co...  
WO/2017/209188A1
In order to prevent condensation from occurring in a rotor of an indoor fan when a multi-type air conditioning device performs a low-capacity cooling operation, at least one indoor unit among multiple indoor units (40, 50, 60) is configu...  
WO/2017/203606A1
An air conditioner provided with: an outdoor unit having at least a compressor, refrigerant channel switching device, heat source-side heat exchanger, and first throttle device as components; and an indoor unit having at least a load-sid...  
WO/2017/203706A1
The indoor units have a first valve. The indoor units control the first valve in response to a command from an outdoor unit, and transfer the command from the outdoor unit to a cooling/heating switching unit to which the indoor unit is c...  
WO/2017/199276A1
An air conditioner comprises an outdoor unit, a plurality of cooling-heating switching units that are connected to the outdoor unit and have valves for switching a refrigerant channel, an aggregate unit that integrally houses the cooling...  
WO/2017/200200A1
A roof snow-melting system using geothermal heat is disclosed. The roof snow-melting system using geothermal heat, according to the present invention, comprises: a heat pump unit for generating and supplying a heating and cooling heat so...  
WO/2017/199384A1
An air conditioner comprises: an indoor unit and a plurality of outdoor units forming a refrigeration circuit in which a compressor, an outdoor heat exchanger, an expansion valve, and an indoor heat exchanger are connected so that a refr...  
WO/2017/196626A1
A heat pump system and a control method thereof. The heat pump system includes: a major heat exchange loop (100), including at least one compressor (110), a flow-path switching valve (120), a condenser (130), a first throttling element (...  
WO/2017/190613A1
Disclosed is an air conditioner control method, comprising: detecting whether an air conditioner has received a shutdown command or a mode switching command (S10); if the air conditioner has received the shutdown command or the mode swit...  
WO/2017/192612A1
An air conditioning and heat pump tower includes a main casing, a plurality of connecting pipes, a compressor, a front heat exchanger, a rear heat exchanger, a fan unit, and an energy efficient arrangement. The energy efficient arrangeme...  
WO/2017/185733A1
An air conditioning system and a valve control method therefor. The method comprises: determining whether there is no degree of supercooling at the front end of an electronic expansion valve (130) of an air conditioning system; reducing,...  
WO/2017/185514A1
A cooling and heating air conditioner (100), cooling-only air conditioner (100), and control method for an air conditioner (100). The cooling and heating air conditioner (100) comprises: a two-cylinder compressor (1), a reversing assembl...  
WO/2017/183308A1
An air conditioner capable of simultaneous cooling and heating operations wherein some of a plurality of indoor units in rooms to be air-conditioned are operated in either a cooling operation mode or a heating operation mode while the ot...  
WO/2017/179117A1
This air conditioner comprises: a refrigerant circuit which is configured from a compressor, a first heat exchanger, an expansion unit, a second heat exchanger, and an accumulator connected by pipes and through which a refrigerant flows;...  
WO/2017/179949A1
The present invention provides, in order to improve the stability and durability of products by enabling normal operation even if external air has an extremely low temperature, a dual heat pump heating and cooling apparatus comprising a ...  
WO/2017/179166A1
First throttle devices (212, 213) mounted in a first branch unit (210) and a second throttle device (223) mounted in a second branch unit (220) are provided downstream from indoor-side throttle devices (311) in the flow of refrigerant du...  
WO/2017/176838A1
A heat pump unit, which comprises: a heat pump system comprising a compressor, a refrigeration heat exchanger, a heating heat exchanger, a first heat exchanger, a flow path switching valve and a throttling element, wherein the throttling...  
WO/2017/175359A1
This refrigeration cycle device is equipped with a refrigerant circuit which has a compressor (1), a cooling/heating switching mechanism (2), a condenser (3, 5), a refrigerant expansion mechanism (4), and an evaporator (3, 5). When the c...  
WO/2017/168681A1
Provided is an air-conditioner provided with a heat source unit, a plurality of indoor units, a relay unit, a state detector, and a control unit. The relay unit has: a plurality of cooling electromagnetic valves connected in parallel to ...  
WO/2017/168504A1
This air conditioner is provided with: a plurality of indoor units each including at least an indoor-side heat exchanger; an outdoor unit including at least a compressor, an outdoor-side heat exchanger, an intermediate pressure expansion...  
WO/2017/164152A1
An air conditioning operation control device comprises: an operation mode determination unit that determines whether an air conditioning system main unit is in heating operation, wherein the air conditioning system main unit comprises a ...  
WO/2017/163339A1
The air-conditioning device (1) is configured so as to circulate a nonazeotropic refrigerant mixture through a compressor (110), a first heat exchanger (120), a second heat exchanger (130), a first expansion valve (140), and a third heat...  
WO/2017/164333A1
Provided is an air conditioner 1 equipped with: a first depressurization unit 51 by which the pressure of non-azeotropic refrigerant mixture flowing out from a condenser 4 is reduced to a gas-liquid two-phase state; a gas-liquid separato...  
WO/2017/154161A1
Provided is a refrigeration cycle device comprising: a refrigeration cycle circuit having a plurality of load-side heat exchangers; and a plurality of indoor units respectively accommodating the plurality of load-side heat exchangers. Th...  
WO/2017/152002A1
A heating and cooling system includes a heat exchange section to transfer heat between refrigerant and air in both a heating mode and a cooling mode. The heat exchange section includes at least two refrigerant passes. Refrigerant is circ...  
WO/2017/150349A1
An air conditioning device (10) that is a freezing device suppressing prolongation of defrosting operation is provided with a four-stage compressor (20), a fourth heat exchanger (44), a first heat exchanger (41), a bypass valve (28), and...  
WO/2017/145219A1
This refrigeration cycle apparatus comprises a heat exchanger and a flow path switching circuit that switches the heat exchanger to an evaporator or a condenser, the flow path switching circuit making a refrigerant flow into the heat exc...  
WO/2017/145619A1
Provided is an expansion valve which is intended for use in a refrigeration cycle capable of switching between a first refrigeration circuit, in which a refrigerant flows through a first heat exchanger and a second heat exchanger in that...  
WO/2017/144779A1
The invention shows an arrangement and a heat pump (8, D, B) to reduce energy consumption of the heat pump, wherein the arrangement comprises at least a connection to the heat pump (8, D, B) for an air conditioning channel, to be arrange...  
WO/2017/146270A1
Provided is a vehicle air conditioning device equipped with a radiator, a bypass pipe which bypasses an outdoor expansion valve, and an opening/closing valve, wherein the vehicle air conditioning device suppresses the occurrence of liqui...  
WO/2017/145243A1
This refrigeration cycle apparatus comprises a refrigeration circuit including a compressor, an outdoor heat exchanger, an indoor heat exchanger and an expansion valve. A refrigerant is enclosed in the refrigeration circuit. The coolant ...  

Matches 1 - 50 out of 19,338