Class / Patent application number | Description | Number of patent applications / Date published |
165140000 | THREE NON-COMMUNICATING FLUIDS | 22 |
20080223559 | Heat Exchanger - A heat exchanger has a first heat exchanger with a first heat radiating area receiving a first cooling body, a second heat exchanger with a second heat radiating area receiving a second cooling body and a third heat radiating area receiving a third cooling body. In use, the difference in temperature between the first cooling body entering and exiting the first heat radiating area is greater than the difference in temperature between the second cooling body entering and exiting the second heat radiating area and greater than the difference in temperature between the third cooling body entering and exiting the third heat radiating area. The temperature of the second cooling body flowing through the second heat radiating area is higher than the temperature of the third cooling body flowing through the third heat radiating area. | 09-18-2008 |
20090025913 | Heat Exchanger Systems and Associated Systems and Methods for Cooling Aircraft Starter/Generators - Heat exchanger systems and associated systems and methods for cooling aircraft starters/generators are disclosed. A system in accordance with one embodiment includes a first fluid flow path for a first fluid, a second fluid flow path for a second fluid, and a third fluid flow path for a third fluid. The first and second flow paths are positioned proximate to the third flow path to transfer heat between the third fluid and both the first and second fluids. The third flow path is configured to allow a transfer of heat between the second and third fluids at a first transfer rate when the first fluid carries heat at a first rate, and at a second transfer rate different than the first transfer rate when the first fluid does not carry heat, or carries heat at a second rate less than the first rate. Accordingly, when the heat to be rejected by one fluid is decreased, the heat transfer rate for the remaining fluid can be increased. | 01-29-2009 |
20090272515 | HEAT EXCHANGER USING AIR AND LIQUID AS COOLANTS - A heat exchanger suitable for a vehicle includes a plurality of tubular first members arranged in a row and forming elongate gaps. These members form passageways for flow of a first fluid for heat exchange with cooling air flowing through the gaps. The first members and gaps form a primary heat exchange area. Inlet and outlet manifolds are connected to the first members for directing the first fluid through the first members. An associated cooling device circulates liquid coolant and comprises flat tube-like second members, each extending into a respective gap in a secondary area which is part of the primary area but smaller. The second members each have a thickness at least the width of their respective gaps. At least some of the first members can be formed with cut-outs in opposite flat sides, these cut-outs being sealingly closed by the second members. | 11-05-2009 |
20090301696 | HEAT EXCHANGER FOR VEHICLE - A heat exchanger for a motor vehicle including a pair of tanks located apart from each other and a core part located between the pair of tanks. The core part has a plurality of tubes and a plurality of corrugated fins arranged between the adjacent tubes, where the corrugated fins are formed with a plurality of louvers. The corrugated fins have an upstream projecting portion provided with a projecting portion so that cooling air converges downward to be conducted to the louvers by the projecting portion. | 12-10-2009 |
20100078158 | METHOD AND DEVICE FOR MINIMIZING ADVERSE EFFECTS OF TEMPERATURE DIFFERENTIAL IN A HEAT EXCHANGER OR HEAT EXCHANGE REACTOR - A heat exchange apparatus includes first and second sections. The apparatus further includes a first cross-flow fluid passageway disposed at least partially within the first section, defined by an internal surface of the first section, and including an inlet and outlet. The apparatus includes a second cross-flow fluid passageway disposed at least partially within the second section and including an inlet and an outlet. The apparatus includes an interior fluid passageway with at least one tube disposed at least partially within the first section and at least partially within the second section, extending at least partially through the first passageway and at least partially through the second passageway, and including at least an inlet and an outlet. A sealing zone is disposed between the first section and the second section. The sealing zone isolates the first section from the second section either or both mechanically and in fluid communication. | 04-01-2010 |
20130186604 | MICRO-CHANNEL HEAT EXCHANGER INCLUDING INDEPENDENT HEAT EXCHANGE CIRCUITS AND METHOD - A micro-channel heat exchanger including a first micro-channel heat conduit having a first end section that extends to a second end section through an intermediate section. The intermediate section includes a plurality of substantially straight sections and a plurality of bend sections that establish a first serpentine path. The micro-channel heat exchanger also includes a second micro-channel heat conduit having a first end portion that extends to a second end portion through an intermediate portion. The intermediate portion includes a plurality of substantially straight portions and a plurality of bend portions that establish a second serpentine path. The first serpentine path extends adjacent to the second serpentine path with the plurality of bend portions being interposed between the plurality of bend sections. | 07-25-2013 |
20130240185 | HEAT EXCHANGER - Refrigerant tubes each having a refrigerant side turning portion for changing a flow direction of refrigerant, and cooling medium tubes each having a cooling medium side turning portion for changing a flow direction of coolant for an electric motor MG for travelling are alternately stacked over each other between a refrigerant header tank and a cooling medium header tank. An outer fin is disposed in an outside air passage formed between the refrigerant tube and the coolant tube adjacent to each other. The refrigerant side turning portion is positioned closer to the cooling medium header tank than the refrigerant header tank. The cooling medium side turning portion is positioned closer to the refrigerant side header tank than the cooling medium header tank. | 09-19-2013 |
20140290920 | AIR TO AIR HEAT EXCHANGER - An air to air heat exchanger includes a first and a second cooling air flow passage extending over a core depth of the heat exchanger. A heated air flow passage is arranged between the cooling air flow passages, and extends over a first percentage of the core depth. Thermally conductive separators are arranged between the heated air flow passage and each of the cooling air flow passages. A first structurally reinforced section is provided between the separators, and extends from a cooling air inlet face in the core depth direction over a second percentage of the core depth. A second structurally reinforced section is provided between the separators, and extends from a cooling air outlet face in the core depth direction over a third percentage of the core depth. The sum of the first, second, and third percentages is greater than 100 percent. | 10-02-2014 |
20140318749 | HEAT EXCHANGER - In a heat exchanger, a second fluid flowing space communicating with second tubes is formed to be divided from a first tank space within a tank unit forming a first tank space that collects or distributes a refrigerant. The tank unit is defrosted by a coolant flowing in the second fluid flowing space, which is higher in temperature than the refrigerant flowing in the first tank space. With this configuration, heat from the second fluid flowing in the second fluid flowing space included in the tank unit is effectively transferred to a portion of the tank unit which is likely to be frosted. | 10-30-2014 |
20140360703 | COOLING MODULE FOR VEHICLE - A cooling module for a vehicle may include a radiator with a first header tank receiving coolant, a second header tank at a predetermined distance from the first header tank to exhaust coolant, and a plurality of tubes that connects the first header tank with the second header tank, and a radiating fin is formed therebetween and at a front side of a vehicle, a water cooled condenser that receives refrigerant through a refrigerant pipe in the second header tank formed by laminating a plurality of plates, which condenses refrigerant by exchanging heat with cooled coolant flowing the second header tank, and an air-cooled condenser connected to the water cooled condenser through the refrigerant pipe, receives first-condensed refrigerant from the water cooled condenser, and is disposed at a front side of the radiator to further condense the refrigerant by exchanging heat with outside air. | 12-11-2014 |
20140360704 | RADIATOR FOR VEHICLE - A radiator apparatus for a vehicle may include a main radiator supplying cooled cooling water to an engine through heat exchange with outdoor air, and a subordinate radiator disposed in parallel in front of the main radiator and supplying the cooled cooling water to an intercooler or an electronic unit through heat exchange with the outdoor air, wherein, in the main radiator, respective header tanks have different sizes and an oil cooler is incorporated in the header tank having the larger size among the respective header tanks and cools a transmission oil, wherein in the subordinate radiator, respective header tanks have different sizes and a condenser is incorporated in the header tank having the larger size among the respective header tanks and condenses refrigerant, and wherein the header tanks of the main radiator and the subordinate radiator are disposed to be opposite to each other according to the sizes. | 12-11-2014 |
20140360705 | RADIATOR FOR VEHICLE - A vehicle radiator may include a first header tank partitioned through a first barrier rib that is integrally formed at the inside to store a coolant to form a first chamber and a second chamber inside the first header tank, a second header tank disposed apart by a predetermined gap from the first header tank and partitioned through a second barrier rib that is integrally formed therein to correspond to the first barrier rib to form a third chamber and a fourth chamber, a plurality of first and second tubes that are mounted in a vertical direction at each separated position of each inside surface of the first header tank and the second header tank, heat diffusion fins, each of which are formed between the first tubes and the second tubes; and a condenser that is provided at the inside of the fourth chamber in the second header tank. | 12-11-2014 |
20150292820 | HEAT EXCHANGER - In a composite-type heat exchanger capable of exchanging heat among three types of fluids, an outside air passage is provided in a periphery of refrigerant tubes and coolant tubes, and the outside air passage includes outer fins that promote heat exchange among a refrigerant, an outside air and a coolant. The outer fins include refrigerant side heat connecting portions configured to thermally connect the refrigerant tubes, and coolant side heat connecting portions configured to thermally connect the refrigerant tubes and the coolant tubes. In a first core portion including most downstream refrigerant tubes which constitute a final path, which is the most downstream side path in a direction of the refrigerant flow, the refrigerant side heat connecting portions is larger in number than the coolant side heat connecting portions. | 10-15-2015 |
20150323247 | HEAT EXCHANGER ASSEMBLY AND SYSTEM FOR A CRYOGENIC AIR SEPARATION UNIT - A sub-cooler type heat exchanger assembly and system for use in a cryogenic air separation plant is provided. The sub-cooler type heat exchanger includes at least two separate heat exchange segments within the same housing or shell and is configured to concurrently cool two or more upward flowing cryogenic liquids using nitrogen-rich streams from the lower pressure distillation column. | 11-12-2015 |
20160003550 | HEAT EXCHANGER - To provide a heat exchanger that can control temperatures of fluids to be heat-exchanged. A heat exchanger | 01-07-2016 |
20160153719 | HEAT EXCHANGE COMPONENT | 06-02-2016 |
20160161189 | PLATE-FIN TUBULAR HYBRID HEAT EXCHANGER DESIGN FOR AN AIR AND FUEL COOLED AIR COOLER - The present invention relates to apparatus and methods for exchanging heat between various fluids. More particularly, the present invention relates to apparatus and methods for exchanging heat between fuel, fan-air, and bleed-air in an integrated heat exchanger. Thereby, a weight and size of the integral heat exchanger are reduced compared to known non-integral heat exchangers. Advantageously, the heat exchanger may heat fuel to improve engine specific fuel consumption (SFC). | 06-09-2016 |
20160377320 | HEAT EXCHANGER FOR CONDENSING GAS BOILER - A heat exchanger comprising a heat exchange unit in which heat is exchanged between combustion gas caused by a burner for combusting a mixture and first/second heating mediums, and heating medium flow channels through which the first/second heating mediums flow and a combustion gas flow channel through which the combustion gas flows are alternately formed adjacent to each other in spaces between a plurality of plates and a combustion gas discharge unit through which the combustion gas having passed through the heat exchange unit is discharged is provided. | 12-29-2016 |
165141000 | Concentric flow chambers | 4 |
20080283227 | Oil cooler fitting assembly - A fitting assembly for connecting an oil cooler assembly to a radiator assembly in a vehicle cooling system includes a radiator having an inlet header tank with an outer wall. The outer wall includes an inlet cooler opening and an outlet cooler opening disposed in the outer wall. The inlet cooler opening is disposed about an inlet axis and the outlet cooler opening is disposed about an outlet axis. An oil cooler having an inlet manifold and an outlet manifold is disposed within the header tank. A fitting interconnects the oil cooler and the header tank of the radiator. A pair of tracks are integrated with the outer wall and are disposed within the header tank. A spring clip extends between the tracks and the fitting for retaining the fitting to the header tank. | 11-20-2008 |
20110155356 | WATER CIRCULATION SYSTEM ASSOCIATED WITH REFRIGERANT CYCLE - The present invention relates to a water circulation system associated with a refrigerant cycle that includes an intermediate heat exchanger having a triple-pipe shape in which three independent flow passages are formed by three pipes having a concentric axis and different diameters. Accordingly, according to an embodiment of the present invention, three fluids can exchange heat with each other at the same time through the intermediate heat exchanger and the heat exchange capacity of the intermediate heat exchanger can selectively be varied. | 06-30-2011 |
20110240269 | WASTE WATER HEAT RECOVERY SYSTEM - A waste water heat recovery system may include a waste water conduit, a plurality of heat exchanger modules, an inlet manifold, and an outlet manifold. The plurality of heat exchanger modules may be disposed on an outer surface of the waste water conduit. Each of the plurality of heat exchanger modules may include a first conduction member, a second conduction member, and a serpentine potable water conduit seated between the first and second conduction members. The inlet manifold may receive potable water from a water source and may be fluidly connected to an inlet of the potable water conduit of each of the plurality of heat exchanger modules. The outlet manifold may be fluidly connected to an outlet of the potable water conduit of each of the plurality of heat exchanger modules. | 10-06-2011 |
20150292805 | WASTE WATER HEAT RECOVERY SYSTEM - A waste water heat recovery system may include a waste water conduit, a plurality of heat exchanger modules, an inlet manifold, and an outlet manifold. The plurality of heat exchanger modules may be disposed on an outer surface of the waste water conduit. Each of the plurality of heat exchanger modules may include a first conduction member, a second conduction member, and a serpentine potable water conduit seated between the first and second conduction members. The inlet manifold may receive potable water from a water source and may be fluidly connected to an inlet of the potable water conduit of each of the plurality of heat exchanger modules. The outlet manifold may be fluidly connected to an outlet of the potable water conduit of each of the plurality of heat exchanger modules. | 10-15-2015 |