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Patent Searching and Data


Matches 851 - 900 out of 15,210

Document Document Title
WO/2011/125111A1
Provided is an air conditioning and hot-water supply composite system which is highly efficient and which appropriately controls the superheating and the supercooling of a heat exchanger, to maintain a high hot-water supply performance e...  
WO/2011/108237A1
A refrigeration cycle device having a compressor (6), an indoor heat exchanger (16), an expansion valve (12), and an outdoor heat exchanger (14), which are connected through refrigerant piping, is provided with a heat storage device for ...  
WO/2011/104869A1
Disclosed is a chiller-type air conditioner that can perform a dehumidification operation with one refrigeration cycle without increasing equipment cost. The air conditioner is provided with two heat-transport-medium pathways: a first he...  
WO/2011/099323A1
Provided are a reversible receiver and an air conditioner wherein it is possible to suppress the refrigerant pressure in a multi-type air conditioner from rising excessively during a heating operation even when the number of indoor units...  
WO/2011/094985A1
An air-conditioner and a process method of refrigerant thereof are disclosed. The air-conditioner includes: an indoor unit (10); an outdoor unit (40); a refrigerant cycle circuit connected with the indoor unit (10) and the outdoor unit (...  
WO/2011/093050A1
Disclosed is a refrigeration cycle apparatus wherein a compressor (6), an indoor heat exchanger (16), an expansion valve (12), and an outdoor heat exchanger (14) are connected to one another by refrigerant pipes. The refrigeration cycle ...  
WO/2011/085527A1
An integrated heat pump unit utilizing air energy and water source comprises a compressor (1), a first heat exchanger (4), a second heat exchanger (5), a heat exchange tower (3), a water pump (12), an expansion valve (9) and a reversing ...  
WO/2011/084122A1
A multi-mode, bi-directional cascade heat pump system, according to some examples, includes at least two chillers (10 ',10") each being part of a unidirectional refrigerant circuit. The system includes heat exchangers each of which are d...  
WO/2011/080805A1
The disclosed heat-pump system (1) has a coolant pathway (20) and a control unit (1a). The coolant pathway (20) is configured from connecting utilization units (5a, 5b) that have first utilization-side heat exchangers (51a, 51b) to a hea...  
WO/2011/080802A1
The disclosed heat-pump system (1): is configured from connecting utilization units (5a, 5b) that perform a cooling operation or a heating operation using an aqueous medium to a heat-source unit (2) that has heat-source-side heat exchang...  
WO/2011/074028A1
Disclosed is an air conditioner whereby frost is prevented from forming on an indoor heat exchanger which functions as an evaporator even if the outside temperature is low. A normal indoor unit can be used as is even if used in a locatio...  
WO/2011/064827A1
An air-conditioning device which consumes less energy. An air-conditioning device (B) is provided with: a refrigerant indoor unit (70) which, by means of a heat source-side refrigerant supplied from the outdoor unit (1), conditions the a...  
WO/2011/064830A1
An air-conditioning device which consumes less energy. An air-conditioning device (A) is at least provided with: a utilization-side heat medium flow rate control device (25) and a first heat medium channel switching device (22) which are...  
WO/2011/061792A1
Disclosed is a refrigeration cycle device, and an information propagation method adapted thereto, which aims to balance loads (for example, to balance an air conditioner load and an air heater load, or to balance an air conditioner load,...  
WO/2011/058518A1
Apparatus for heating, cooling and producing sanitary hot water, comprising: - a tank (14) containing a first heat exchanger (16) for heating sanitary hot water, a reversible heat pump (18) including an electronic control unit (28), a co...  
WO/2011/052046A1
An energy saving air conditioning device. An air conditioning device is provided with a heat source-side refrigerant flow-rate regulating device capable of regulating the proportion between the flow rate of a heat source-side refrigerant...  
WO/2011/048594A2
A temperature control system is provided, comprising a closed refrigerant circuit having an evaporator unit configured for absorbing heat via the refrigerant, thereby evaporating it, a compressor unit configured for increasing the pressu...  
WO/2011/045977A1
In order to provide both a compression cycle and a natural circulation cycle and to increase dehumidifying capabilities while demonstrating heating and cooling capabilities, even when the difference between a room temperature and an outs...  
WO/2011/044757A1
A method, apparatus and multi-functional system for supplying hot water and warm air simultaneously are provided. Specifically, a method for supplying hot water and warm air simultaneously includes: refrigerant is compressed to initial h...  
WO/2011/030429A1
An air conditioning device which consumes less energy. An air conditioning device (100) configured in such a manner that, in a total heating operation mode and a total cooling operation mode, a flow path in which a heat medium flows is f...  
WO/2011/030418A1
An air conditioning device which consumes less energy. An air conditioning device (100) provided with a refrigerant circulation circuit (A) in which a heat source side refrigerant is circulated, a first heat medium flow path (Ba) to whic...  
WO/2011/021532A1
Disclosed is a refrigerator which employs carbon dioxide as a refrigerant and can exhibit a high performance coefficient without increasing the compression ratio even during the high temperatures of summer. Heat is dissipated from high-p...  
WO/2011/004969A2
According to the present invention, an air conditioner comprises: a first compressor and a second compressor which compress a refrigerant through multiple stages; a condenser which condenses the refrigerant compressed by the second compr...  
WO/2010/146807A1
Disclosed is a refrigeration device equipped with a heating unit, that has improved control over heat amounts. A refrigerant circuit (10) is provided with a main refrigerant pipe (3Fa) and a bypass refrigerant pipe (3Fb) that diverts fro...  
WO/2010/147619A1
A reversible HVAC heating/cooling refrigerant system includes a novel valve system that allows an outdoor heat exchanger to function as a subcooler during a cooling or defrost mode and function as a receiver tank for storing excess liqui...  
WO/2010/146809A1
Disclosed is a refrigeration device equipped with an electromagnetic induction heating unit, that facilitates the detachment of electromagnetic induction coils. A magnetic body (Co2) is provided as a component that thermally contacts wit...  
WO/2010/146803A1
Disclosed is a refrigeration device equipped with an electromagnetic induction heating unit, that facilitates the detachment of electromagnetic induction coils. A return pipe (3F) is provided with a curved pipe section (3F2) that curves ...  
WO/2010/143841A2
A heat pump according to the present invention is capable of performing a defrosting operation and a heating operation at the same time in the event evaporation members are frosted due to the low temperature of outdoor air, and heats the...  
WO/2010/128693A1
The present invention relates to an air conditioner system, wherein refrigerant evaporated in an outdoor heat exchanger during a heating mode is drawn into a compressor in a heated state by a heating device including a heating element us...  
WO/2010/128694A1
The present embodiment relates to a refrigerant heating device. The refrigerant heating device includes a refrigerant pipe through which refrigerant flows; a heating unit provided on the exterior of the refrigerant pipe, wherein the heat...  
WO/2010/128695A1
The present embodiment relates to an air conditioner. The air conditioner includes a compressor for compressing refrigerant; a condenser for condensing the refrigerant compressed by the compressor; an expansion unit for expanding the ref...  
WO/2010/106805A1
Disclosed is an air conditioner which can keep post-startup overshoot low while rapidly securing full startup performance. The air conditioner (1) uses a refrigeration cycle having a compressor (21) and coolant tubing (F) structured with...  
WO/2010/106773A1
An air conditioning device prevents a refrigerant from being wastefully heated when the load of heating or the load of a defrosting operation is large and can quickly make a space to be air conditioned comfortable. An air conditioning de...  
WO/2010/106815A1
Disclosed is an air conditioner which can prevent coolant temperature from rising too much even when coolant is heated using an electromagnetic induction heating method. The air conditioner (1) uses a refrigeration cycle having a compres...  
WO/2010/106817A1
An air conditioning device which can, even in heating a refrigerant on the suction side of a compression mechanism, perform control which takes into consideration the amount of heat added to the refrigerant, which is sucked into the comp...  
WO/2010/098070A1
A heat pump system (1) has such a configuration that a first utilization unit (4a) which performs hot water supply operation for heating a water medium and a second utilization unit (10a) which performs cooling/ heating operation for coo...  
WO/2010/098061A1
A heat pump system (1) has a heat source unit (2), a discharged refrigerant conduit (12), a liquid refrigerant conduit (13), a gaseous refrigerant conduit (14), a first utility unit (4a), and a second utility unit (10a). The first utilit...  
WO/2010/098069A1
The energy used by a heat pump system that can heat an aqueous medium utilizing the heat pump cycle is reduced. The heat pump (1) is equipped with a heat source unit (2), first utility units (4a, 4b), and second utility units (10a, 10b)....  
WO/2010/098071A1
Disclosed is a heat pump system (1) which is provided with: a heat source unit (2) having a variable-capacity compressor (21) and a heat source-side heat exchanger (24) which serves as a coolant evaporator; and a plurality of usage units...  
WO/2010/098073A1
A heat pump system (1) is equipped with a heat-source-side coolant circuit (20) which has a heat-source-side compressor (21), a first use-side heat exchanger (41a) which functions as a radiator for heat-source-side coolant, and a heat-so...  
WO/2010/079570A1
Provided are an electromagnetic induction heating unit and an air conditioning device, wherein even if electromagnetic induction heating is performed by generating a magnetic field using an electromagnetic induction heating unit, the mag...  
WO/2010/064427A1
A refrigerant circuit (5) of an air conditioner (1) performs single-stage compression refrigeration cycle. In the refrigerant circuit (5), a second heat exchanger (40) is provided downstream of a first heat exchanger (30). The first he...  
WO/2010/054498A1
A heat pump system operable in a cooling mode, a heating mode and a defrost mode includes a refrigerant compressor (20), a reversing valve (30), a first heat exchanger (40) and a second heat exchanger (50) disposed in a refrigerant circu...  
WO/2010/050663A1
This present invention relates to a hybrid heat pump heating/cooling system. The system improves heating efficiency by solving the conventional problems caused by the decline of external temperature during winter. In addition, the system...  
WO/2010/050003A1
An air conditioner in which a heat source-side heat exchanger (12), an intermediate heat exchanger (15a, 15b), and a utilization-side heat exchanger (26a-26d) are respectively formed as separate bodies and adapted so that they can be pla...  
WO/2010/050002A1
An air conditioner in which a heat source-side heat exchanger (12), intermediate heat exchangers (15a, 15b), and utilization-side heat exchangers (26a-26d) are respectively formed as separate bodies and adapted so that they can be placed...  
WO/2010/049998A1
An air conditioner which does not circulate the refrigerant to an indoor unit, saves energy and can be easily installed. A refrigeration cycle circuit is constituted by connecting a compressor (10), a four-way valve (11), a heat source s...  
WO/2010/047116A1
Provided is a cooling cycle device wherein a refrigeration cycle is constituted by connecting, by using piping, a cooling compressor (21) having a refrigerant oil enclosed therein, a first heat exchanger (22a), a cooling medium flow volu...  
WO/2010/038403A1
A smooth pipe (1) is used for an outdoor heat exchanger (15) of an air conditioning device, and a pipe (6) with a grooved inner surface is used for an indoor heat exchanger (13) of the air conditioning device.  
WO/2010/035419A1
An air conditioner (1) comprises a refrigerant circuit (10) having a compressor (21), an oil separator (22) for separating a refrigerating machine oil from the refrigerant compressed by the compressor (21), an outdoor heat exchanger (24)...  

Matches 851 - 900 out of 15,210