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Patent Searching and Data


Matches 451 - 500 out of 2,012

Document Document Title
WO/2003/047895A1
The invention relates to an air-conditioning unit (10) for a motor vehicle with a heating heat transfer unit (28), connected to a coolant circuit (42) on an internal combustion engine, with a pre-arranged evaporator (22), viewed in the d...  
WO/2003/044437A1
The heat-pump type hot water generator by the present invention has the following effects. Primarily, because the clean waters which are provided from the external water tank are used to make heat for the vaporization of the operating fl...  
WO/2003/042605A1
A refrigerant circuit (R) comprises a compressor (25) for compressing a refrigerant to a pressure higher than the critical pressure, a gas cooler (26), an electrically powered expansion valve (27), and an evaporator (28), and uses a natu...  
WO/2003/031884A2
The invention concerns a temperature control device (10) comprising a heat pump (12) including a main refrigerant circuit (14) drawing calories from a cold source (16) to transfer them to a hot source (18), the cold source (16) including...  
WO2003014637A3
Compressors (1) supply a primary air-cooled condenser (4) which is followed by an indirect heat exchanger (6), a liquid receiver (8) and a second indirect heat exchanger (10) acting as a refrigerant sub-cooler. A pump (12) supplies sub-c...  
WO/2003/026103A1
A main cooling cycle (S1a) comprising a compressor (1), condenser (2), liquid receiver (3), subcool condenser (4), valve (37), main expansion valve (5), and an evaporator (6) has a parallel connection of a first branch refrigerant piping...  
WO/2003/021164A1
A compression refrigeration system includes a compressor (1), a heat rejector (2), expansion means (3) and a heat absorber (4) connected in a closed circulation circuit that may operate with supercritical high-side pressure. The refriger...  
WO/2003/014637A2
Compressors (1) supply a primary air-cooled condenser (4) which is followed by an indirect heat exchanger (6), a liquid receiver (8) and a second indirect heat exchanger (10) acting as a refrigerant sub-cooler. A pump (12) supplies sub-c...  
WO/2002/101304A1
A refrigerant circuit capable of performing a refrigerating cycle by compressing refrigerant to a critical pressure or higher by a compressor (15), comprising the compressor (15), a water heat exchanger (16), a receiver (18), an expansio...  
WO2002070206A3
A heat exchanger with a receiver tank is provided with a multi-flow type heat-exchange body (10), a receiver tank (3), a block flange (4) having a side surface connected to the periphery of a condensing portion outlet of the heat exchang...  
WO/2002/095303A1
An accumulator (10, 110, 310) for an air-conditioning (refrigeration or heat pump) system embodies an outer housing (22, 122, 222) that co-axially surrounds an inner liner (36, 136, 236, 336). The inlet (28, 128, 228, 328) directs the re...  
WO/2002/092368A1
The invention relates to an air conditioning system for a vehicle, driven by an internal combustion engine (10), comprising a heat exchanger (24) which is connected to a cooling liquid circuit (12) of the internal combustion engine (10),...  
WO/2002/090857A1
A refrigerated merchandiser (100) includes an upright, open-front, insulated cabinet (110) defining a product display area (125) connected in airflow communication with a compartment (120) via an air circulation circuit (122, 114, 116). ...  
WO/2002/077543A1
A freezing machine system using a non-azeotropic type mixed refrigerant containing two or more refrigerant components, wherein by means of low temperature working fluid which is present in a circulation passageway extending through a com...  
WO/2002/070206A2
A heat exchanger with a receiver tank is provided with a multi-flow type heat-exchange body (10), a receiver tank (3), a block flange (4) having a side surface connected to the periphery of a condensing portion outlet of the heat exchang...  
WO/2002/066907A1
A refrigeration cycle device using carbon dioxide (CO¿2?) as a refrigerant is capable of preventing drawbacks, such as a sudden rise in high pressure at the start, and the compressor failing to be satisfactorily started owing to the act...  
WO/2002/063223A1
This duplex-type heat exchanger is adapted to a vapor compression type refrigeration cycle in which a condensed refrigerant is decompressed and then evaporated. This duplex-type heat exchanber is integrally equipped with a subcooler S in...  
WO/2002/063218A1
A new hot water machine set using waste heat includes a first heat exchanger, a second heat exchanger and a hot water storage tank, the water outlets of the first heat exchanger and the second heat exchanger communicate with each other, ...  
WO/2002/059532A1
Described are an air conditioning and heat pump system and methods for conditioning air. The system is provided with valve means (7), control means, and an auxiliary refrigerant coil (13) in airflow communication with an evaporator (11)....  
WO/2002/053399A1
The invention relates to a system for cooling or heating comprised of a first heat exchanger (10) for delivering or drawing heat into/out of a heat reservoir (12), of a second heat exchanger (14) for drawing or delivering heat out of/int...  
WO/2002/052206A1
The invention relates to a cooling device, comprising a circuit (60) which conducts a coolant, a first heat transfer device (10) for releasing heat to a heat reservoir (12), a second heat transfer device (114) for removing heat from a sp...  
WO/2002/039033A1
The invention concerns a heat energy recovery system consisting of an external reversible exchanger (EA), a single compressor or at least two compressors one of which is a main compressor (CP) and at least a secondary compressor (CS) use...  
WO/2002/031416A1
The invention concerns an air conditioning unit wherein the expansion device (4) of the refrigerating fluid loop is controlled to set the internal heat exchanger efficiency $g(h), represented by the equation: $g(h) = T¿ec? T¿se?/ T¿sr...  
WO/2002/025189A1
A heat exchanger (7) and a method of manufacturing the heat exchanger; the heat exchanger used in a refrigerant circulating compression refrigeration cycle (1) and exchanging heat between the high and low pressure sides of the refrigeran...  
WO/2002/025187A1
Disclosed herein is air-conditioning apparatus with low compression load, which is capable of diminishing the compression load of the compressure by lowering the temperature of refrigerant which flows toward the compressor. The air-condi...  
WO/2002/025179A1
Disclosed is a refrigeration cycle comprising a compressor 11, a condenser 13, an expander 21 and an evaporator 33, through which a refrigerant is circulated, further comprising a first auxiliary heat exchanger 27 exchanging heat between...  
WO/2002/025178A1
Disclosed is a refrigeration cycle comprising a compressor (11), a condenser (13) an expander (25) and an evaporator (31), through which a refrigerant is circulated, further comprising a heat exchanger (15) exchanging heat between the re...  
WO/2002/025185A1
Disclosed herein is low compression load type air-conditioning system, which is capable of diminishing the compression load of the compressure by lowering the temperature of refrigerant which flows toward the compressor. The air-conditio...  
WO/2002/018854A1
Method for defrosting of a heat exchanger (evaporator) in a vapor compression system including, beyond a heat exchanger (evaporator) (3) to be defrosted, at least a compressor (1), a second heat exchanger (condenser/heat rejecter) (2) an...  
WO/2002/018848A1
Reversible vapor compression system including a compressor (1), an interior heat exchanger (2), an expansion device (6) and an exterior heat exchanger (3) connected by means of conduits in an operable relationship to form an integral mai...  
WO/2002/014756A1
A receiver tank is equipped with a vertical tank body (140) having an inlet (131) and an outlet (132) provided in an input/output member (150) as the bottom wall thereof. A desiccator filled layer (135) as a resisting layer is provided a...  
WO/2002/010655A1
A refrigeration cycle device which prevents refrigerating machine oil delivered during cycle from obstructing heat transfer and from increasing pressure loss, which is small in size and highly efficient, and which uses carbon dioxide gas...  
WO/2002/006739A1
A refrigerator that efficiently cools multiple cold spaces at different temperatures with one compressor and one condenser is disclosed. Multiple, fan equipped evaporators (EVAP1, EVAP2, EVAP3) are in series, and an expansion valve (EV) ...  
WO/2002/006738A1
A refrigerant circuit of an air conditioner, comprising a refrigerant circuit on an outdoor unit side having an accumulator (105), a compressor (101), a four-way selector valve (102), and an outdoor heat exchanger (103) disposed in an ou...  
WO/2002/004788A1
A turbine includes a rotor (2) rotatable within a rotor chamber including a plurality of blades (5) about its periphery. Drag surfaces are created by the plurality of disc surfaces in the rotor (2), five discs being shown, and these rece...  
WO/2002/001123A1
The invention describes a flexible heat exchanger (12) that provides both a direct connection between a cold stage (11) and a compressor module (10) of a refrigeration system (100) and counter-flow heat exchange along the entire connecti...  
WO/2001/098719A1
A system for providing liquid refrigerant subcooling (10) or hot gas discharge refrigerant precooling (11), or both, by means of utilizing cold harvest and/or melt water discharge from the ice maker is provided. Also, a means of downsizi...  
WO/2001/094858A1
An outdoor unit includes a pulse width modulation compressor, an outdoor heat exchanger. First and second outdoor fans are positioned near to the outdoor heat exchanger. The operation modes of the first and second outdoor fans are determ...  
WO/2001/092792A1
Heating/defrost construction of very low temperature refrigeration system (100) having a defrost supply circuit (176, 178, 180) and a defrost return bypass circuit (186, 188, 190) optimizing the heating/defrost cycle, preventing overload...  
WO/2001/081834A1
A branch unit for air conditioners which makes it possible to provide a connection between the outdoor unit of a multiple type or pair type air conditioner and one or more members optionally selected from the group consisting of the indo...  
WO/2001/079772A1
A refrigerator with at least one medium/low temperature freezing compartment (14) and a compression refrigeration system with a thermal storage, and a method of operating the refrigeration system with a thermal storage are provided. The ...  
WO/2001/075380A1
A cascade refrigeration system (10) is provided. The cascade refrigeration system includes a low stage (12) having a first refrigerant flowing therethrough and a high stage (14) having a second refrigerant flowing therethrough. The low s...  
WO/2001/073360A1
The regulator is a refrigerant regulator intended for heatpumps and refrigerators. It has a built-in receiver, which automatically absorbs redundant refrigerant. It is a hermetic closed device without removable parts. It is robust and th...  
WO2000020809A9
First, a system for providing liquid refrigerant subcooling (10), subsequent to the subcooling accomplished by the primary condenser of an air conditioner, refrigeration or heat pump system, by means of evaporative cooling utilizing the ...  
WO/2001/063187A1
A refrigeration system comprises a compressor (102) for increasing a temperature and a pressure of a refrigerant vapor, a condenser (104) fluidly coupled to the compressor for condensing the refrigerant vapor, an expansion device (108) f...  
WO/2001/063185A1
A refrigerating cycle including a compressor, a radiator, an expander, an evaporator, and an internal heat exchanger for heat exchange between a refrigerant flowing out of the evaporator and the refrigerant in the supercritical zone, the...  
WO/2001/057454A1
Refrigerating apparatus comprising a compressor (1), a condenser (2), a receiver (2a), a controllable-throttling element (5), an evaporator (3), connecting tubes (10, 11, 12, 13) and also an internal regenerative heat exchanger (8), buil...  
WO/2001/055647A1
An air-conditioner (1) with heat recovery comprises, in a position between the compressor (3) and the condenser (6) of the coolant circuit, a heat exchanger (5) provided for producing hot water at the expense of the coolant fluid output ...  
WO/2001/051864A1
In a vapor compression refrigerator with closed loop feedback (EEV) of evaporator superheat, a superheat stabilizer (SS) consisting of a cavity (SS) connected between the evaporator outlet and the suction line inlet, the cavity (SS) comb...  
WO/2001/046629A1
A passive desuperheater for a vapor compression refrigeration system is disclosed. The passive desuperheater (11) includes a chamber (75) having two inlets (6,12) and an outlet (65), the first inlet (6) for introducing superheated gas in...  

Matches 451 - 500 out of 2,012