US20100044013A1 - Radiator of Automobile - Google Patents

Radiator of Automobile Download PDF

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Publication number
US20100044013A1
US20100044013A1 US12/544,612 US54461209A US2010044013A1 US 20100044013 A1 US20100044013 A1 US 20100044013A1 US 54461209 A US54461209 A US 54461209A US 2010044013 A1 US2010044013 A1 US 2010044013A1
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United States
Prior art keywords
radiator
cooling water
core portion
tank
internal combustion
Prior art date
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Abandoned
Application number
US12/544,612
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English (en)
Inventor
Jae Yeon Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
Original Assignee
Hyundai Motor Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hyundai Motor Co filed Critical Hyundai Motor Co
Assigned to HYUNDAI MOTOR COMPANY reassignment HYUNDAI MOTOR COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KIM, JAE YEON
Publication of US20100044013A1 publication Critical patent/US20100044013A1/en
Abandoned legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
    • F28D1/0426—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with units having particular arrangement relative to the large body of fluid, e.g. with interleaved units or with adjacent heat exchange units in common air flow or with units extending at an angle to each other or with units arranged around a central element
    • F28D1/0435—Combination of units extending one behind the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
    • B60H1/04—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant
    • B60H1/06—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant directly from main radiator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0202—Header boxes having their inner space divided by partitions
    • F28F9/0204—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
    • F28F9/0214—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions having only longitudinal partitions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
    • F01P2003/185—Arrangements or mounting of liquid-to-air heat-exchangers arranged in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2050/00—Applications
    • F01P2050/24—Hybrid vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F2009/0285—Other particular headers or end plates

Definitions

  • the present invention relates to a radiator of an automobile, and more particularly, to a cooling system which efficiently cools an internal combustion engine and an electric side in a hybrid vehicle driven by an electric motor using a battery and an internal combustion engine using fuel such as gasoline.
  • a hybrid vehicle is a vehicle which obtains a driving force by combining an engine and a motor and simultaneously or selectively driving them.
  • electric parts including a driving motor generate heat when activated, and there is a need to install a cooling device for suppressing a temperature rise of the parts in order to keep input/output characteristics of the parts in their best conditions.
  • a battery should be kept at an appropriate temperature in order to keep the overall charging and discharging efficiency in its best condition. Therefore, heat generated by charging and discharging the battery is cooled down by the cooling device to maintain an appropriate temperature.
  • FIG. 1 is a schematic view of a conventional cooling system for a hybrid vehicle.
  • FIG. 1 involves a well-known technology in Japan by Japan's Toyota Motor (JP 1998-259721A).
  • a power source cooling device for a hybrid vehicle includes a first cooling water circulation passage 10 through which cooling water for cooling an internal combustion engine side flows, a second cooling water circulation passage 20 through which cooling water for cooling an electric motor side flows, a single radiator 30 which is installed with respect to the first cooling water circulation passage 10 and the second cooling water circulation passage 20 , and through which the cooling water 50 for cooling the internal combustion engine side and the cooling water 50 for cooling the electric motor side flow in the same direction, and a first cap 40 A installed on the first cooling water circulation passage 10 and a second cap 40 B installed on the second cooling water circulation passage 20 .
  • the first cooling water circulation passage 10 sequentially connect an internal combustion engine 11 , the radiator 30 , and a water pump 12 along a cooling water flow direction. Water is added to fill cooling water after removing the first cap 40 A, and the first cap 40 A is mounted again on the radiator 30 after pouring water.
  • the second cooling water circulation passage 20 sequentially connect an electric motor 21 for driving the wheels of the vehicle, an electric generator 22 , the radiator 30 , a cooling water storage tank 25 , an inverter 23 for converting direct current and alternating current, and a water pump 24 along the cooling water flow direction.
  • Water is added to fill cooling water after removing the second cap 40 B, and the second cap 40 B is mounted again on the storage tank 25 after pouring water.
  • a partition 34 for partitioning off the first cooling water circulation passage 10 and the second cooling water circulation passage 20 is installed on an upstream tank 31 and a downstream tank 32 , respectively. Due to this, a core portion 33 , too, is divided into a part 33 A in which the cooling water flowing through the first cooling water circulation passage flows and a part 33 B in which the cooling water flowing through the second cooling water circulation passage flows.
  • FIG. 2 is a schematic view of another conventional cooling system for a hybrid vehicle.
  • FIG. 2 involves an internationally well-known technology disclosed in Modine Manufacturing Company's global patent application (U.S. Pat. No. 6,124,644).
  • a vehicle employs a system which has first a single radiator 68 divided into first and second sections 60 and 62 , the first section 60 being isolated from fluid communication with the second section 62 , the first section 60 being in fluid communication with a first heat exchange circuit 64 , and the second section 62 being in fluid communication with a second heat exchange circuit 66 . Further, the first section 60 and the second section 62 are hydraulically isolated from each other.
  • the aforementioned conventional technologies have a problem that heat transfer may occur from a radiator for an engine with a high temperature to a radiator for an electric field loading apparatus because the radiator of the electric field loading apparatus and the engine radiator are integrally formed. Owing to this, the cooling effect of the electric field loading apparatus is deteriorated, and hence the output and efficiency of the electric field loading apparatus is deteriorated due to a temperature rise of the electric field loading apparatus.
  • the conventional technologies have a problem that in the case of vehicles coming with large engine displacement and vehicle weight, such as large-sized SUV and RV vehicles, it is difficult to set a high-capacity heat exchanger due to vehicle package constraints, thus making it difficult to use an integrated-type heat exchanger having a top-bottom structure (top part for an internal combustion engine and bottom part for an electric field) or a left-right structure (left side for an internal combustion engine and right side for an electric field).
  • Various aspects of the present invention are directed to provide a radiator of an automobile, which can efficiently exchange heat with an internal combustion engine and an electric field apparatus, can be easily arranged in an engine room because of its simple structure, and can cut down costs and weight.
  • the radiator of an automobile may include a tank portion into which cooling water flows; and a plurality of core portions connected to the tank portion, and arranged in a front-rear direction of the automobile each other, wherein the plurality of core portions includes a core portion for an internal combustion engine in which cooling water for cooling the internal combustion engine flows and a core portion for an electric field system in which cooling water for cooling the electric field system flows.
  • the tank portion may be partitioned into a plurality of spaces by a partition such that the cooling water entered into the tank portion is supplied separately to the core portion for the internal combustion engine and the core portion for the electric field system, wherein the partition is provided with at least a communication hole to communicate the cooling water between the plurality of spaces for preventing damage caused by abrupt pressure fluctuations.
  • the tank portion may be partitioned into a plurality of spaces, and a pocket for reducing heat transfer is arranged between the spaces, wherein the pocket is provided with communication holes to communicate the cooling water between the plurality of spaces for preventing damage caused by abrupt pressure fluctuations.
  • the tank portion may be partitioned into a plurality of spaces by a partition.
  • the plurality of core portions may be arranged to be spaced by a predetermined gap in the front-rear direction of the automobile.
  • the core portion for the electric field system may be arranged more forwardly on a front part of the automobile than the core portion for the internal combustion engine.
  • the plurality of core portions may further include a core portion for an air conditioner system for cooling the air conditioner system, and the core portion for the internal combustion engine and the core portion for the air conditioner system are arranged to be spaced in the front-rear direction of the automobile wherein the tank portion is partitioned into a plurality of spaces by a partition to form a plurality of tank portions, wherein the partition is provided with at least a communication hole to communicate the cooling water between the plurality of spaces for preventing damage caused by abrupt pressure fluctuations, wherein a pocket for blocking heat transfer is arranged between the plurality of tank portions, and wherein the pocket is provided with communication holes to communicate the cooling water between the plurality of spaces for preventing damage caused by abrupt pressure fluctuations.
  • the plurality of core portions may further include a core portion for an air conditioner system for cooling the air conditioner system, and the core portion for the electric field system and the core portion for the air conditioner system are arranged to be spaced in the front-rear direction, wherein the tank portion is partitioned into a plurality of spaces by a partition to form a plurality of tank portions, wherein the partition is provided with at least a communication hole to communicate the cooling water between the plurality of spaces for preventing damage caused by abrupt pressure fluctuations, wherein a pocket for blocking heat transfer is arranged between the plurality of tank portions, and wherein the pocket is provided with communication holes to communicate the cooling water between the plurality of spaces for preventing damage caused by abrupt pressure fluctuations.
  • the tank portion may be provided in plural form so as to correspond to the plurality of core portions, and the plurality of tank portions are arranged to be bonded to each other.
  • the tank portion is provided in plural form so as to correspond to the plurality of core portions, and the radiator comprises a header connecting the tank portions and the core portions.
  • the radiator according to various aspects of the present invention can simplify the structure, cut down weight and costs, and reduce assembly process by coupling a plurality of core portions to a single header and a single tank portion.
  • the structure is simplified and it becomes easier to secure an installation space, thus allowing the radiator according to the present invention to be applied to more cars.
  • the tank portion so as to be partitioned by a pocket or the like, heat transfer between the cooling water cooling the internal combustion engine and the cooling water cooling the electric field system is blocked, thereby improving cooling efficiency much more.
  • FIG. 1 is a schematic view of a conventional cooling system for a hybrid vehicle.
  • FIG. 2 is a schematic view of another conventional cooling system for a hybrid vehicle.
  • FIG. 3 is a front view showing a radiator of an automobile according to a first exemplary embodiment of the present invention.
  • FIG. 4 is a cross-sectional view showing part A-A of FIG. 3 .
  • FIG. 5 is a cross-sectional view showing part B-B of FIG. 4 .
  • FIG. 6 is a schematic view showing a cooling system according to the first exemplary embodiment of the present invention.
  • FIG. 7 is a cross-sectional view showing another radiator of an automobile according to second and third exemplary embodiments of the present invention.
  • FIG. 8 is a cross-sectional view showing yet another radiator of an automobile according to a fourth exemplary embodiment of the present invention.
  • FIG. 9 is a cross-sectional view showing a radiator of an automobile according to a fifth exemplary embodiment of the present invention.
  • a radiator of an automobile is limited to a radiator of a hybrid automobile (hereinafter, referred to as “automobile”) which combines an internal combustion engine, such as an engine, and electric field parts, such as a motor, and drive them, and will be described in detail with reference to the accompanying drawings.
  • automobile a radiator of a hybrid automobile which combines an internal combustion engine, such as an engine, and electric field parts, such as a motor, and drive them, and will be described in detail with reference to the accompanying drawings.
  • FIG. 3 is a front view showing a radiator of an automobile according to a first exemplary embodiment of the present invention.
  • FIG. 4 is a cross-sectional view showing part A-A of FIG. 3 .
  • FIG. 5 is a cross-sectional view showing part B-B of FIG. 4 .
  • FIG. 6 is a schematic view showing a cooling system according to the first exemplary embodiment of the present invention.
  • the radiator of the automobile includes a tank portion 140 for temporarily storing cooling water, a header 150 coupled to the tank portion 140 , and a plurality of core portions 110 and 120 located in a front-rear direction, one side of which is installed on the header 150 .
  • the plurality of core portions 110 and 120 includes a core portion 110 for an internal combustion engine in which cooling water for cooling the internal combustion engine side flows and a core portion 120 for an electric field system in which cooling water for cooling the electric field system side flows.
  • the core portion 110 for the internal combustion engine and the core portion 120 for the electric field system may be arranged to be spaced by a predetermined gap in the front-rear direction, or may be arranged to be in contact with each other in the front-rear direction.
  • the following description will be given of a case where the core portion 110 for the internal combustion engine and the core portion 120 for the electric field system are arranged to be spaced by a predetermined gap in the front-rear direction.
  • the core portion 120 for the electric field system when viewed from a vehicle travel direction, it is preferable that the core portion 120 for the electric field system is arranged on the front part of the vehicle and the core portion 110 for the electric field system is arranged on the rear part of the vehicle. That is, the core portion 120 for the electric field system is arranged more forwardly on the front part of the vehicle than the core portion 110 for the internal combustion engine.
  • the core portion 120 for the electric field system is arranged on the front part so that outside air passed through the core portion 120 for the electric field system passes through the core portion 110 for the internal combustion engine.
  • the core portion 110 for the internal combustion engine and the core portion 120 for the electric field system may be each include a plurality of tubes and radiating fins.
  • the tank portion 140 is provided with a first cap 144 c corresponding to the core portion 110 for the internal combustion engine and a second cap 142 c corresponding to the core portion 110 for the electric field system.
  • the first cap 144 c is opened when a cooling water pressure in the core portion 110 for the internal combustion engine rises higher than a predetermined pressure, thus to allow the cooling water in the core portion 110 for the internal combustion engine to flow to a tank portion 144 for the internal combustion engine. Also, the first cap 144 c is opened when a cooling water pressure in the core portion 110 for the internal combustion engine is lower than the predetermined pressure, thus to allow the cooling water in the tank portion 144 for the internal combustion engine to flow to the core portion 110 for the internal combustion engine.
  • the second cap 142 c also performs a similar function to the first cap 144 c . However, a set pressure of the first cap 142 c and a set pressure of the second cap 142 c may not be equal.
  • the tank portion 140 is formed to be opened at one side, and the header 150 is coupled to cover the open surface of the tank portion 140 .
  • the header 150 is mounted on the open surface of the tank portion 140 to thus form a cooling water flowing space enclosed by the tank portion 140 and the header 150 .
  • the core portion 110 for the internal combustion engine and the core portion 120 for the electric field system are installed to penetrate the header 150 .
  • the core portion 110 for the internal combustion engine and the core portion 120 for the electric field system are separated from each other but both are installed together on the single tank portion 140 and the single header 150 .
  • the tank portion 140 may be partitioned into a plurality of spaces, and a pocket 160 for reducing heat transfer between the spaces may be arranged between the spaces.
  • the tank portion 140 can be partitioned into a plurality of spaces by a separate member, or can be partitioned into a plurality of spaces by the pocket 160 .
  • the description set forth herein will be directed to the case in which the tank portion 140 is partitioned into a plurality of spaces by the pocket 160 .
  • the cooling water in the tank portion 140 is separated with the pocket 160 interposed therebetween, thus flowing to the core portion 110 for the internal combustion engine 110 and the core portion 120 for the electric field system, respectively.
  • the tank portion 140 is divided into a tank portion 144 for the internal combustion engine and a tank portion 142 for the electric field system.
  • the pocket 160 has a structure which includes two panels spaced apart by a predetermined gap and forms a layer with a small flow of cooling water or air between the two panels.
  • the pocket 160 serves to divide the inside of the tank portion 140 into two spaces and reduce heat transfer between the cooling water entering the core portion 110 for the internal combustion engine and the cooling water entering the core portion 120 for the electric field system.
  • the pocket 160 may be provided with communication holes 160 a for preventing damage caused by abrupt pressure fluctuations.
  • the top part of the tank portion 142 for the electric field system is provided with an inlet port 142 a into which high-temperature cooling water flows, and the bottom part thereof is provided with an outlet port 142 b from which the cooling water cooled while circulating through the core portion 120 for the electric field system flows out.
  • the top part of the tank portion 144 for the internal combustion engine is provided with an inlet port 144 a into which high-temperature cooling water flows, and the bottom part thereof is provided with an outlet port 144 b from which the cooling water cooled while circulating through the core portion 110 for the internal combustion engine flows out.
  • the radiator in the case of a hybrid automobile, includes a cooling water circulation system 100 for an internal combustion engine in which cooling water for cooling the internal combustion engine side flows and a cooling water system 200 for an electric field system in which cooling water for cooling the electric field system side flows.
  • cooling water flows to the internal combustion engine by the activation of the driving pump 111 on the internal combustion engine side, is heated to a high temperature while passing through the internal combustion engine 12 , and then flows into the core portion 110 for the internal combustion engine.
  • the cooling water flown into the core portion 110 for the internal combustion engine is cooled while circulating through the core portion 110 for the internal combustion engine, and then is circulated again to the internal combustion engine 12 .
  • cooling water circulation system 200 for the electric field system when a driving pump 121 on the electric field system side is activated, cooling water sequentially passes through an inverter 122 , the tank portion 144 for the electric field system, and a motor 123 by the activation of the pump 121 for the electric field system, and then flows into the core portion 120 for the electric field system.
  • the cooling water flown into the core portion 120 for the electric field system is cooled while circulating through the core portion 120 for the electric field system, and then is circulated again to the inverter 122 side.
  • the cooing water circulation system 100 for the internal combustion engine and the cooling water circulation system 200 for the electric field system are separately activated, but configured as a single radiator as the core portion 110 for the internal combustion engine and the core portion 120 for the electric field system are coupled by the tank portion 140 in terms of structure.
  • activation can be performed so as to conform to respective target temperatures of the cooling water of the first cooling water circulation system 100 ranging from about 110° C. to about 100° C. and the cooling water of the second cooling water circulation system 200 ranging from about 80° C. to about 60° C., for example.
  • the cooling efficiency can be improved.
  • reference numeral 80 denotes an automatic transmission cooling system
  • reference numeral 81 denotes an automatic transmitter
  • reference numeral 82 denotes oil cooler water.
  • FIG. 7 is a cross-sectional view showing another radiator of an automobile according to a second exemplary embodiment of the present invention.
  • the radiator 130 ′ of the automobile includes a tank portion 140 ′ forming a flow passage and a plurality of core portions 110 ′ and 120 ′ located in a front-rear direction, one side of which is installed on the tank portion 140 .
  • the plurality of core portions includes a core portion 120 ′ for a water cooling type air conditioner system in which cooling water for cooling the air conditioner system for cooling indoor air flows and a core portion 110 ′ for an internal combustion engine in which cooling water for cooling the internal combustion engine flows.
  • the core portion 110 ′ for the internal combustion engine and the core portion 120 ′ for the water cooling type air conditioner system 120 ′ are installed by inserting their one side into the single tank portion 140 ′.
  • the tank portion 140 ′ is divided into a tank portion 144 ′ for the internal combustion engine to be connected to the core portion 110 ′ for the internal combustion engine and a tank portion 142 ′ for the air conditioner system to be connected to the core portion 120 ′ for the water cooling type air conditioner system.
  • the core portion 120 ′ for the water cooling type air conditioner system and the core portion 110 ′ for the internal combustion engine are arranged at the front and rear of the tank portion 140 ′.
  • a pocket 160 ′ for partitioning a space is installed at the central part of the tank portion 140 ′.
  • a cross-section of the tank portion 140 ′ is formed in a closed curve, and the inside space thereof is partitioned into two spaces by the pocket 160 ′.
  • the pocket 160 ′ may be provided with communication holes for preventing damage caused by abrupt pressure fluctuations.
  • a radiator of an automobile according to a third exemplary embodiment of the present invention has the same construction and operation as the second exemplary embodiment except that the plurality of core portions 110 ′ and 120 ′ coupled to the tank portion 140 ′ includes a core portion 120 ′ for a water cooling type air conditioner system in which cooling water for cooing the air conditioner system for cooling indoor air flows and a core portion 110 ′ for an electric field system in which cooling water for cooling the electric field system flows.
  • the plurality of core portions 110 ′ and 120 ′ coupled to the tank portion 140 ′ includes a core portion 120 ′ for a water cooling type air conditioner system in which cooling water for cooing the air conditioner system for cooling indoor air flows and a core portion 110 ′ for an electric field system in which cooling water for cooling the electric field system flows.
  • the core portion 110 ′ for the electric field system and the core portion 120 ′ for the water cooling type air conditioner system 120 ′ are installed by inserting their one side into the single tank portion 140 ′.
  • the tank portion 140 ′ is divided into a tank portion 144 ′ for the electric field system to be connected to the core portion 110 ′ for the electric field system and a tank portion 142 ′ for the air conditioner system to be connected to the core portion 120 ′ for the water cooling type air conditioner system.
  • the core portion 120 ′ for the water cooling type air conditioner system and the core portion 110 ′ for the electric field system are arranged at the front and rear of the tank portion 140 ′.
  • a pocket 160 ′ for partitioning a space is installed at the central part of the tank portion 140 ′.
  • a cross-section of the tank portion 140 ′ is formed in a closed curve, and the inside space thereof is partitioned into two spaces by the pocket 160 ′.
  • the pocket 160 ′ may be provided with communication holes for preventing damage caused by abrupt pressure fluctuations.
  • FIG. 8 is a cross-sectional view showing yet another radiator of an automobile according to a fourth exemplary embodiment of the present invention.
  • the radiator of the automobile according to the fourth exemplary embodiment of the present invention has the same construction and operation as the first exemplary embodiment except that the tank portion 140 ′′ is provided in plural form and the plurality of tank portions 140 ′′ are coupled to each other and integrally formed by bonding means, such as welding or compression. Thus, detailed description thereof is omitted.
  • a tank portion 142 ′′ for an electric field system of the tank portion 140 ′′ is formed to be opened, and a tank portion 144 ′′ for the internal combustion engine may be inserted so as to cover the open surface of the tank portion 142 ′′ for the electric field system.
  • a pocket 160 ′′ for blocking heat transfer is formed on the tank portion 144 ′′ for the internal combustion engine.
  • the pocket 160 ′′ may be provided with communication holes for preventing damage caused by abrupt pressure fluctuations.
  • FIG. 9 is a cross-sectional view showing a radiator of an automobile according to a fifth exemplary embodiment of the present invention.
  • the radiator 200 of the automobile has the same construction and operation as the first exemplary embodiment except that the radiator 200 includes a tank portion 201 for temporarily storing cooling water, a header 202 coupled to the tank portion 201 , and a plurality of core portions 203 and 204 located in a front-rear direction, one side of which is installed on the header 202 , and the tank portion 201 is partitioned by a partition 210 .
  • the radiator 200 includes a tank portion 201 for temporarily storing cooling water, a header 202 coupled to the tank portion 201 , and a plurality of core portions 203 and 204 located in a front-rear direction, one side of which is installed on the header 202 , and the tank portion 201 is partitioned by a partition 210 .
  • the partition 210 may be formed in a flat-plate shape, and may be provided with communication holes 210 a for preventing damage caused by abrupt pressure fluctuations.
  • the present invention involves an improvement of a radiator of an automobile which can increase heat efficiency by arranging an internal combustion engine and an electric field system, or an air conditioner system and an electric field system, or an air conditioner system and an internal combustion engine in a front-rear direction and installing them on a single tank portion.
  • the present invention can be used for large-sized passenger vehicles such as SUV and RV vehicles.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
US12/544,612 2008-08-22 2009-08-20 Radiator of Automobile Abandoned US20100044013A1 (en)

Applications Claiming Priority (2)

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KR10-2008-0082461 2008-08-22
KR1020080082461A KR20100023600A (ko) 2008-08-22 2008-08-22 자동차의 라디에이터

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150211411A1 (en) * 2014-01-29 2015-07-30 Kwang Yang Motor Co., Ltd. Vehicle Having a Cooling System for Cooling an Engine and a Generator
DE102015119408A1 (de) 2015-11-11 2017-05-11 Hanon Systems Wärmetauscher mit mehreren Kühlkreisen
DE102013114872B4 (de) 2013-06-07 2023-09-21 Halla Visteon Climate Control Corp. Kühler für Fahrzeug

Families Citing this family (1)

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