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WO/2005/095874A1 |
A humidity controller (10) is provided with a refrigerant circuit (60). The refrigerant circuit (60) has first and second heat exchangers (61, 62) carrying an adsorptive agent and circulates a refrigerant to perform a freezing cycle. Fur...
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WO/2005/095865A1 |
An air conditioner capable of suppressing the occurrence of drain water on the indoor unit side of a desiccant type air conditioner and a method of controlling the air conditioner. The air conditioner (10) comprises a first heat exchange...
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WO/2005/095873A1 |
A humidity controller (10) is provided with a refrigerant circuit (60). The refrigerant circuit (60) has first and second heat exchangers (61, 62) carrying an adsorptive agent and circulates a refrigerant to perform a freezing cycle. Fur...
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WO/2005/088077A1 |
A rotary type expansion machine (60) is provided with two rotary mechanisms (70, 80). The first rotary mechanism (70) has a displacement volume smaller than that of the second rotary mechanism (80). The first low pressure chamber (74) of...
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WO/2005/083336A1 |
An expansion device for the heat pump applications consists of a flow resistance device that has a different resistance to refrigerant flow depending on the flow direction through this device. The flow resistance device has no moving par...
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WO/2005/079620A1 |
A novel elongated heat transfer hollow tube (14) is formed of a metal that is preferable perforated and that heats and cools quickly, such as copper, aluminum, or brass. The hollow tube (14) has sufficient wall thickness for rigidity but...
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WO/2005/059450A1 |
The invention relates to a reversible or heat pump or refrigeration system which is intended to enable the use of a mixture of refrigerant fluids having a high temperature glide. The inventive system comprises multi-stage evaporation mea...
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WO/2005/054753A1 |
The invention is concerned with an air conditioning unit (1), which serves limited spaces. Air is supplied to it from a central device and exhausted to the central device through a duct system. The unit comprises a cooling compressor (2)...
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WO/2005/054752A1 |
An outdoor heat exchanger (54), an indoor heat exchanger (55) and adsorption heat exchangers (56, 57) are provided in a refrigerant circuit (40). The indoor heat exchanger (55) is disposed in an indoor unit (11) whereas the outdoor heat ...
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WO/2005/052467A1 |
It has been usual for a freezer having refrigerant cooling means for cooling a refrigerant at the entrance of a flow rate control valve that a performance coefficient lowers when the amount of cooling provided by the refrigerant cooling ...
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WO/2005/047781A1 |
The invention provides a heat pump system for providing hot water and air conditioning, comprising one or more compressors (1) for circulating a refrigerant in the system, a hot water tank (2) having a heat exchanger (3) for heating and ...
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WO/2005/037582A1 |
The invention relates to an air-conditioning system (1), in particular a motor vehicle air-conditioning system (1) comprising a coolant circuit (2) provided with a coolant compressor (3) and a gas cooler (4), an internal heat exchanger (...
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WO/2005/038360A1 |
A freezing apparatus having a structure enabling separation and removal of an incondensable gas in a refrigerant circuit by using a separation film, the gas being the gas having been left in refrigerant connection piping in a field insta...
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WO/2005/036061A1 |
An air conditioner, wherein two adsorption heat exchangers (31) and (32) in addition to an outdoor heat exchanger (21) and an indoor heat exchanger (22) are installed in a refrigerant circuit (10). An adsorbent is carried on the surfaces...
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WO/2005/036063A1 |
An air conditioner, comprising a plurality of heat exchangers (11, 12, 13) in which a heat medium such as a refrigerant and chilled water and hot water exchanges heat with air, wherein the sensible heat treatment and the latent heat trea...
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WO/2005/036062A1 |
A refrigerant circuit (40) is provided with an outdoor heat exchanger (54) and an indoor heat exchanger (55), and besides these, it is provided with two adsorption heat exchangers (56, 57). The indoor heat exchanger (55) and two adsorpti...
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WO/2005/033593A1 |
A freezer that has use side heat exchangers of plural systems and where liquid side connection piping is integrated into one. In operation of 100% heat recovery not using an outdoor heat exchanger, a reverse flow prevention mechanism (37...
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WO/2005/033594A1 |
An air conditioner outdoor unit that can be made compact, whose noise can be reduced, and that has excellent assemblability. In the outdoor unit, a pair of primary ports (6a, 6b) of a four-way switching valve (2) is connected to a discha...
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WO/2005/026625A1 |
A hot water takeout method by a heat pump for taking out necessary hot water by the exhaust heat of a water-cooled cooler with an HFC refrigerant gas. A water-cooled condenser (9) having a cross section smaller than that of the gas pipe ...
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WO/2005/022050A2 |
A heat pump system is presented having a primary compressor, a booster compressor, a multi-step thermostat, an indoor coil, an outdoor coil, a refrigerant flow conduit connecting these elements is a closed loop system, and at least one p...
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WO/2005/019742A1 |
A freezing apparatus where a portion of a refrigerant flowing in a main refrigerant circuit is bypassed so as to be returned to the suction side of a compressor and the refrigerant flowing in the main refrigerant circuit can be set in a ...
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WO/2005/017422A1 |
A refrigeration system of air conditioning apparatuses with a bypass line between the inlet and outlet of a compressor. The refrigeration system (1) has an expansion unit (10) to execute adiabatic expansion of refrigerant, an indoor unit...
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WO/2005/017423A1 |
A freezer device has a refrigerant circuit (10) and a recovery container (40) for oil. In the refrigerant circuit (10), a compressor (21), an outdoor heat exchanger (24), and an indoor heat exchanger (33) are connected to perform a freez...
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WO/2005/010443A1 |
In a multiple room-type air conditioner where a room is not in a heating mode and other rooms are in a heating mode, cooling operation memory means of an indoor unit of the room memorizes execution of cooling operation, and when indoor t...
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WO/2005/008150A1 |
A method and system for heating a space includes circulating refrigerant in a closed loop system (10) having a first heat exchanger (40) and a second heat exchanger (50). The circulating step includes pressurizing liquid refrigerant to a...
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WO/2005/005895A1 |
A vapor compression system for allowing humidity control includes a plurality of vapor compression circuits including at least one cooling circuit and at least one heat pump operable circuit; the plurality of circuits being adapted to ac...
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WO/2005/003649A1 |
During a cooling or dehumidifying operation, the initial pulse of an expansion valve is set according to the difference between an indoor temperature and an indoor temperature setting, a refrigerant degree of superheat is calculated from...
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WO/2005/001344A1 |
A heat pump having an indoor coil (13) that operates as a condenser when the system is in a heating mode and an outdoor coil (12) that operates as an evaporator when the system is in the heating mode. A variable speed indoor fan (23) is ...
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WO/2004/111555A2 |
A heat pump system (10) including a heat generator (15), a heat engine (26) supplied with heat engine working fluid (18) by the heat generator (15) having a heat engine cylinder chamber (34), a heat engine piston (32), and a heat engine ...
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WO/2004/111554A1 |
A freezer apparatus has a discharge three-way valve (8) for connecting the discharge side of a compressor (1) to at least either a warm water heat exchanger (3) or an air heat exchanger (6) and has a suction three-way valve (9) for conne...
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WO/2004/109199A1 |
In an air conditioner with utilization units, an increase in cost of components constituting a refrigerant circuit is restricted even when the maximum use pressure of the refrigerant circuit is raised. An air conditioner (1) has utilizat...
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WO/2004/106819A1 |
In a refrigerant circuit (20), a refrigerator chamber circuit (110) and a freezing circuit (30) are connected in parallel with an outdoor circuit (40). In the freezing circuit (30), a freezing chamber circuit (130) and a booster circuit ...
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WO/2004/088219A1 |
The improvement system of energy efficiency for the refrigeration cycle is comprised of: an auxiliary heat exchanger unit for heat-exchanging between refrigerant liquid having high pressure and refrigerant vapor having low pressure; and ...
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WO/2004/088212A1 |
Refrigerant R410A is used in a refrigeration cycle. Capacities of variable capacity compressors in each outdoor unit are regulated in accordance with capacities required by each indoor unit.
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WO/2004/085936A1 |
The structure of a refrigerant circuit of a refrigeration apparatus is simplified to reduce costs without impairing the function of preventing liquid blocking. In a refrigerant circuit (1a) of an air conditioner (1), a three-way valve (4...
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WO/2004/081459A1 |
A humidity control device, comprising a first heat exchanging chamber (69) in which a first heat exchanger (3) carrying adsorbent on the surface thereof is stored and a second heat exchanging chamber (73) formed adjacent to the first hea...
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WO/2004/076945A1 |
An extra portion of oil (L) in compressors (4a, 4b) is gathered in a buffer tank (44) through oil equalizing pipes (41a, 41b), respectively. The oil (L) is then distributed from the buffer tank (44) to the compressor (4a, 4b), and the pr...
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WO/2004/067942A1 |
A heat pumping machine, such as used for home heating and cooling, has a free piston Stirling engine driving a vapor compression heat pump. The engine is mechanically linked to the compressor inside a common hermetically sealed enclosure...
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WO/2004/063644A1 |
A refrigeration system comprising a refrigerant circuit including a compressor and a receiver in which the judgment accuracy of a liquid level detecting circuit for judging whether liquid refrigerant is stored up to a specified position ...
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WO/2004/063642A1 |
Carbon dioxide as a refrigerant is filled in a refrigerant circuit (10) of a refrigeration apparatus. In the refrigerant circuit (10), a first compressor (21) and a second compressor (22) are arranged in parallel. The first compressor (2...
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WO/2004/048863A1 |
An air conditioner (1), comprising a plurality of heat source units (102a to 102c), refrigerant liquid communication pipes (4) and refrigerant gas communication pipes (5), utilization units (3a, 3b), and a refrigerant feed circuit, the r...
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WO/2004/040208A1 |
An air conditioner comprising a plurality of heat exchangers, and a plurality of indoor units each having a flow controller corresponding to the heat exchanger in which the indoor unit performs temperature&sol humidity regulating operati...
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WO/2004/030957A1 |
The invention relates to a thermal regulation device for a motor vehicle, comprising a refrigerant circuit of an air conditioning installation, said circuit having a refrigerant compressor (3), a refrigerant condenser (4), a refrigerant ...
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WO/2004/013551A1 |
A sealed well direct expansion geothermal heat exchange unit, whose sealed well (3) can be placed in ground (2) and/or in water, consisting of a conventional direct expansion, or other heat pump, system wherein the exterior refrigerant h...
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WO/2004/013550A1 |
Refrigeration equipment with steam compression refrigerant circuits capable of stably controlling a refrigerant pressure when refrigerant compressed by a compressor is fed to a use side heat exchanger, comprising an air conditioner (1) h...
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WO/2004/013549A1 |
Refrigeration equipment with steam compression refrigerant circuits capable of preventing a refrigerating capacity from lowering in a use side heat exchanger when refrigerant condensed in a heat source side heat exchanger is depressurize...
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WO/2004/011807A1 |
The instantaneous current and instantaneous voltage of a three-phase coil (10) of a brushless DC motor (6) are measured, and the inner state of the compressor (1) is inferred from the measured values. The inner state such as defective lu...
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WO/2004/008048A1 |
Refrigeration equipment, comprising a plurality of use side heat exchangers (41, 45, 51) connected to a heat source side heat exchanger (4), wherein the liquid lines of multiple systems in a refrigerant circuit (1E) share one liquid side...
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WO/2004/007224A1 |
An air-conditioning apparatus having a first circulation circuit for circulating a first heat transmission medium, a second circulation circuit for circulating a second heat transmission medium, and a heat exchanger and fist heat accumul...
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WO/2004/008626A1 |
A motor driving apparatus (101) for driving a linear vibration motor (100) is privided with an order output determining unit (3) for determining a motor output required of the linear vibration motor (100), and a driving frequency determi...
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