WO2011083976A2 - Automobile - Google Patents

Automobile Download PDF

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Publication number
WO2011083976A2
WO2011083976A2 PCT/KR2011/000067 KR2011000067W WO2011083976A2 WO 2011083976 A2 WO2011083976 A2 WO 2011083976A2 KR 2011000067 W KR2011000067 W KR 2011000067W WO 2011083976 A2 WO2011083976 A2 WO 2011083976A2
Authority
WO
WIPO (PCT)
Prior art keywords
battery
refrigerant
coolant
air conditioner
control unit
Prior art date
Application number
PCT/KR2011/000067
Other languages
English (en)
Korean (ko)
Other versions
WO2011083976A3 (fr
Inventor
하정주
염승훈
Original Assignee
(주)브이이엔에스
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 (주)브이이엔에스 filed Critical (주)브이이엔에스
Publication of WO2011083976A2 publication Critical patent/WO2011083976A2/fr
Publication of WO2011083976A3 publication Critical patent/WO2011083976A3/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
    • 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
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H1/00278—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for the battery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
    • B60L50/15—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with additional electric power supply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
    • 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
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H2001/00307—Component temperature regulation using a liquid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
    • B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0438—Arrangement under the floor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

Definitions

  • the present invention relates to an automobile, and more particularly, to an automobile capable of improving the cooling efficiency of a battery of an automobile by using an air conditioning system.
  • automobiles are driven by generating power from an engine and transmitting them to wheels, and are vehicles for transporting passengers or cargo on the road.
  • An automobile includes a body that largely forms an exterior and a chassis in which various devices are organically connected.
  • the chassis includes the main engines such as power transmission, steering, suspension and braking, as well as the automobile engine that drives driving.
  • the engine is the driving force for running the automobile.
  • Most automotive engines are four-stroke internal combustion engines.
  • a four-stroke internal combustion engine is an internal combustion engine that finishes one cycle by four strokes of intake, compression, explosion, and exhaust, and is the most common example of a reciprocating engine.
  • Internal combustion engines which mainly use volatile fuels, compress the fuel in a well-mixed state to achieve complete combustion with oxygen in the air, and then directly obtain the kinetic energy by using the thermal energy generated by the combustion.
  • Electric vehicles are pollution-free cars with no emissions or noise.
  • high production costs, low running speeds and short running distances have not been practical.
  • An object of the present invention is to provide an automobile which can cool a battery more efficiently.
  • An automobile according to the present invention for solving the above problems is a battery used as an energy source; A battery cooler for cooling the battery; An air conditioner for air conditioning the vehicle compartment with a refrigerant; And a heat exchanger configured to heat-exchange the cooling water circulating the battery cooling device and the refrigerant circulating the air conditioner, thereby cooling the cooling water circulating the battery.
  • the battery cooling device for cooling the battery by the cooling water;
  • An air conditioner for air conditioning the vehicle compartment with a refrigerant;
  • a heat exchanger disposed between the battery cooler and the air conditioner to exchange heat between the coolant circulating the battery and the refrigerant circulating the air conditioner;
  • an air conditioner controlling the cooling and cooling of the battery by controlling the cooling and heating of the vehicle compartment by operating the air conditioner and controlling the amount of refrigerant flowing into the heat exchanger according to the temperature of the battery.
  • the automobile according to the present invention by heat-exchanging the coolant circulating the battery and the refrigerant circulating the air conditioner, it is possible to sufficiently cool the cooling water to a temperature suitable for cooling the battery, the cooling effect of the battery can be effectively made There is. Therefore, overheating of the battery can be prevented, thereby extending the life of the battery.
  • the vehicle according to the present invention includes an air conditioning control unit connected to the vehicle control unit and the battery control unit, which not only cools and cools the cabin but also appropriately adjusts the amount of refrigerant flowing into the heat exchanger according to the state of the battery to cool the battery. Can be controlled.
  • the air conditioning control unit is provided separately from the switch of the air conditioning apparatus, the heat exchanger and the air conditioning control unit for cooling the battery when the heat load and the characteristic value of the air conditioning apparatus are input even if the air conditioning apparatus varies according to the vehicle type. There is an advantage that can be used in other vehicles.
  • the valve is provided on the flow path through which the refrigerant of the air conditioner circulates, the refrigerant can be supplied to the heat exchanger only when the battery needs to be cooled, thereby ensuring both the cooling performance and the air conditioning performance of the battery. .
  • FIG. 1 is a perspective view schematically showing a vehicle body of a vehicle according to an embodiment of the present invention.
  • FIG. 2 is an exploded perspective view showing a part of a vehicle according to an embodiment of the present invention.
  • FIG 3 is a perspective view showing a battery cooling apparatus of a vehicle according to an embodiment of the present invention.
  • FIG. 4 is a perspective view showing a battery module according to an embodiment of the present invention.
  • FIG. 5 is a view illustrating a battery cooling device and an air conditioner of a vehicle according to an embodiment of the present invention, and showing a refrigerant and a coolant flow.
  • FIG. 6 is a view illustrating a coolant and coolant flow in a case where the coolant is not bypassed in FIG. 5.
  • FIG. 7 is a block diagram schematically illustrating a configuration of a control unit of a vehicle according to an embodiment of the present invention.
  • FIG. 8 is a block diagram showing a battery cooling device and an air conditioner of a vehicle according to another embodiment of the present invention.
  • FIG. 1 is a perspective view schematically showing a vehicle body of a vehicle according to an embodiment of the present invention
  • Figure 2 is an exploded perspective view showing a part of a vehicle according to an embodiment of the present invention.
  • a vehicle body includes a front vehicle body 100 in which parts of a motor and a power transmission system are mounted, and a central vehicle body 200 in which a passenger can ride and sit, and a spare. It is configured to include a rear vehicle 300 that can store tires and other things.
  • the vehicle bodies 100 to 300 form a closed space to arrange various devices therein and accommodate occupants or cargo. It is also necessary to have a structure that can open and close a part to facilitate occupants, cargo access, and maintenance of various devices. It is also important to protect occupants, cargo, and various devices from rain, wind, and dust from the outside.
  • the shape of the vehicle bodies 100 to 300 is the appearance of the vehicle as it is.
  • the front vehicle body 100 forms a well well and is provided with a motor and a transmission.
  • the front vehicle body 100 is provided with a steering device 110 for adjusting the direction of rotation of the front wheel to change the direction of travel of the vehicle, and a front wheel suspension device 120 so that the vibration of the road surface does not directly contact the vehicle body.
  • the front vehicle body 100 needs to support the front wheels of the front wheel suspension device 120, including a heavy load such as a motor, a transmission, and various auxiliary devices. In the front wheel drive car, the front vehicle body 100 is also responsible for the driving force.
  • the front vehicle body 100 is broken when a dog is impacted due to an accident, so as to absorb the shock so that a strong force is not transmitted to the cabin.
  • Each part of the front vehicle body 100 is fixed or welded to the front vehicle body with bolts or nuts, and is capable of separating only the outer plate parts such as the front fender and the hood.
  • the steering device 110 is a device for adjusting the direction of the rotation axis of the front wheel to drive the vehicle in the direction intended by the driver.
  • the front wheel suspension apparatus 120 supports the front wheels with respect to the vehicle body by appropriate rigidity in directions other than up and down, and supports the up and down directions by springs and damping mechanisms.
  • the center body 200 includes a front floor 210 forming a front bottom, a tunnel 230 provided in the front floor and a battery 500 mounted thereon, and being provided at both edges of the front floor to provide a lower side surface.
  • the side seal panel 229 to form is included.
  • the central body 200 is mostly a vehicle, that is, a place where a passenger or the like boards, the interior space increases as much as possible.
  • the front floor 210 is a panel having a high strength and a large area as a floor in a vehicle compartment.
  • Side seal panels 229 serving as bases of the pillars are connected to the left and right of the front floor 210 from front to back.
  • the tunnel 230 is provided in the center of the front floor 210.
  • the tunnel 230 is formed to be led upward so that the battery 500 is mounted. Both sides of the tunnel 230 are coupled to the front floor 210.
  • the tunnel 230 and the front floor 210 is preferably coupled by welding.
  • Battery carriers 410 supporting the battery 500 are coupled to both side edges of the tunnel 230.
  • the battery carrier 410 is coupled to the tunnel 230 with a bolt or nut.
  • the side seal panel 229 has a rectangular cross-sectional structure, and may be coupled to a front pillar (not shown), a center pillar (not shown), or a rear wheel house (not shown).
  • the side seal panel 229 is coupled to both edges of the front floor 210.
  • the rear vehicle 300 includes a rear floor 310 forming a rear bottom.
  • the rear vehicle 300 is provided with a rear wheel suspension 330 to prevent the vibration of the road surface directly touching the vehicle body.
  • the rear vehicle 300 needs to support the rear wheel of the rear wheel suspension 330.
  • the rear vehicle 300 is responsible for the driving force in the rear wheel drive vehicle.
  • the rear wheel suspension 330 supports the rear wheel with respect to the vehicle body by appropriate rigidity in directions other than up and down, and supports the up and down direction by a spring and a damping mechanism.
  • the battery 500 supplies a current.
  • the battery 500 is formed in a T-shape, and is preferably mounted on the tunnel 230 of the central vehicle body 200 and the rear floor 310 of the rear vehicle body 300.
  • the battery 500 is composed of a set of a plurality of battery modules 400.
  • the battery module 400 will be described later with reference to FIG. 4.
  • the battery carrier 410 supports the battery 500.
  • the battery carrier 600 is preferably coupled to the central vehicle body 200 and the rear vehicle body 300 by bolts or nuts.
  • FIG. 3 is a perspective view showing a battery cooling apparatus of a vehicle according to an embodiment of the present invention.
  • 4 is a perspective view showing a battery module according to an embodiment of the present invention.
  • FIG. 5 is a view illustrating a battery cooling device and an air conditioner of a vehicle according to an embodiment of the present invention, and showing a refrigerant and a coolant flow.
  • FIG. 6 is a view illustrating a coolant and coolant flow in a case where the coolant is not bypassed in FIG. 5.
  • a vehicle according to the present invention, a battery cooling device for cooling the battery 500 by the coolant, and an air conditioner (HVAC system, Heating Ventilation Air) for air conditioning the vehicle compartment with a refrigerant -Conditiong system), and a heat exchanger 600 for heat-exchanging the coolant circulating the battery cooler and the refrigerant circulating the air conditioner.
  • HVAC system Heating Ventilation Air
  • a heat exchanger 600 for heat-exchanging the coolant circulating the battery cooler and the refrigerant circulating the air conditioner.
  • the battery 500 includes a plurality of battery modules 400 provided inside the battery case 501, and the battery module 400 includes a cartridge 440 forming an appearance thereof.
  • a plurality of cell modules 410 stacked on the cartridge 440 and generating a current; and a plurality of cell modules 410 provided on the cartridge 440 and provided on side surfaces of the plurality of cell modules 410.
  • a battery cooling plate 420 that absorbs heat of 410. The battery cooling plate 420 will be described in more detail in the battery cooling apparatus described below.
  • the cartridge 440 includes a cell module case 441 in which the cell module 410 is accommodated, and a cartridge panel 443 supporting the cell module case 441.
  • the cell module case 441 may be stacked in a vertical direction.
  • an additional cartridge panel 443 may be further provided on the stacked cell module case 441.
  • the cell module 410 generates a current.
  • the current generated by the cell module 410 operates as a current for driving the vehicle. As the current is generated in the cell module 410, heat may be generated.
  • the cell module 410 is formed by stacking a plurality of cells and is accommodated in each cell module case 441, and is stacked in the cartridge panel 443 together with the cell module case 441.
  • the plurality of cell module cases 441 and the cartridge panel 443 are coupled to each other through a fastening member such as a bolt 450.
  • the battery cooling apparatus includes a battery cooling plate 420 mounted on the battery 500, and a cooling water hose 511 for circulating the cooling water entering and exiting the battery cooling plate 420.
  • 512 and the coolant hoses 511 and 512 may include a battery radiator for radiating heat of the coolant to external air.
  • the battery radiator may include a battery radiator 510 that radiates heat of the cooling water through heat exchange with external air.
  • the cell module 410 may be cooled.
  • the battery cooling plate 420 may be disposed on at least one side of upper, lower, left, and right sides of the stacked cell modules 410.
  • the battery cooling plate 420 may be formed in a plate shape, and may be formed in an empty space to allow the cooling water to pass therethrough, and of course, a passage through which the cooling water passes may be formed.
  • One side of the battery cooling plate 420 may be provided with an inlet and an outlet connected to the cooling water hoses 511 and 512.
  • the coolant hoses 511 and 512 connect the first coolant hose 511 to connect the battery 500 and the battery radiator 510, and connect the battery radiator 510 and the heat exchanger 600. And a second coolant hose 512.
  • the first coolant hose 511 may be provided with a check valve 513 to prevent the high temperature coolant flowing from the battery 500 side back to the battery 500 side.
  • the air conditioner is a device for cooling or heating the vehicle compartment, a compressor (10) for compressing the refrigerant, a condenser (12) for condensing the refrigerant from the compressor (10), First expansion valve 14 for expanding the refrigerant from the condenser, the evaporator 16 for evaporating the refrigerant from the first expansion valve 14, the compressor 10, the condenser 12, the first The expansion valve 14 and the evaporator 16 includes a refrigerant circulation hose (20, 21, 22) for circulating the refrigerant.
  • the refrigerant circulation hoses 20, 21, and 22 may include a first refrigerant circulation hose 20 connecting the compressor 10 and the condenser 12, the condenser 12, and the evaporator 16.
  • a second refrigerant circulation hose 21 to be connected and a refrigerant bypass hose 22 branched from the second refrigerant circulation hose 21 to guide the refrigerant to the heat exchanger 600 are included.
  • a side surface of the condenser 12 is disposed with a cooling fan 40 for blowing outside air and a radiator 13 for radiating heat of the condenser 12 by the outside air blown by the cooling fan 40.
  • a cooling fan 40 for blowing outside air
  • a radiator 13 for radiating heat of the condenser 12 by the outside air blown by the cooling fan 40.
  • the battery radiator 510 may be disposed in parallel with the condenser 12 and the radiator 13.
  • the vehicle according to the embodiment of the present invention further includes an auxiliary heater (PTC Heater, Possitive temperature coefficient Heater) (18) for heating the vehicle by receiving power from the battery 500.
  • auxiliary heater PTC Heater, Possitive temperature coefficient Heater
  • the auxiliary heater 18 is an electric heating heater that generates heat by electric power.
  • the auxiliary heater 18 is a heater for assisting heating performance.
  • the heat exchanger 600 is arranged to exchange heat between the refrigerant from the condenser 12 and the cooling water from the battery radiator 510.
  • the heat exchanger 600 may be formed to pass through the second coolant hose 512 and the refrigerant bypass hose 22.
  • the refrigerant bypass hose 22 is branched from the second refrigerant circulation hose 21 so as to bypass at least a portion of the refrigerant from the condenser 12 toward the heat exchanger 600.
  • First and second refrigerant valves 30 and 32 may be installed in the second refrigerant circulation hose 21 and the refrigerant bypass hose 22 to control the flow of the refrigerant, respectively.
  • the second refrigerant circulation hose 21 is provided with a first refrigerant valve 30 to control the flow of the refrigerant flowing into the evaporator 16 side or to adjust the flow rate of the refrigerant.
  • the refrigerant bypass hose 22 is provided with a second refrigerant valve 32 for controlling the flow of the refrigerant flowing into the heat exchanger 600 or for controlling the flow rate of the refrigerant.
  • a second expansion valve 15 may be disposed in the refrigerant bypass hose 22 to expand the refrigerant before being bypassed by the second refrigerant circulation hose 21 and introduced into the heat exchanger 600.
  • FIG. 7 is a block diagram schematically illustrating a configuration of a control unit of a vehicle according to an embodiment of the present invention.
  • a vehicle may include a vehicle control module (VCM) 70 controlling a driving state of the vehicle, and a battery controller controlling the battery 500.
  • VCM vehicle control module
  • BCM battery control module
  • HVAC controller Heating Ventilation Air-Conditiong Controller
  • the vehicle controller 70 controls the operation of the overall vehicle, for example, may control the operation of the brake, suspension or cooling fan 40.
  • the vehicle controller 70 may receive a signal for the pressure of the refrigerant sensed by the refrigerant pressure sensor 55 and control the rotation speed of the cooling fan 40 according to the detected pressure of the refrigerant. .
  • the battery controller 60 may control the state of charge of the battery 500. For example, the charging state of the battery 500 may be determined and the charging time may be controlled.
  • the battery controller 60 may determine the temperature of the battery 550.
  • the battery controller 60 senses the temperature of the coolant for cooling the battery 55 to determine the temperature of the battery 550.
  • the sensed temperature of the coolant may be transmitted to the air conditioning controller 50.
  • the air conditioning controller 50 may control the flow rate of the refrigerant to be bypassed toward the heat exchanger 600.
  • the air conditioning control unit 50 is installed separately from the air conditioning apparatus. That is, the air conditioner control unit according to the present invention is conventionally disposed separately from the air conditioner unlike the control unit mounted inside the switch of the air conditioner.
  • the heat exchanger 600 and the air conditioner 50 for cooling the battery may be used for other vehicle types. That is, the heat exchanger 600 and the air conditioner 50 may be shared.
  • the air conditioning control unit 50 is configured to transmit and receive information with the vehicle control unit 70 and the battery control unit 60, it can be controlled according to the state of the vehicle and the surrounding environment.
  • the air conditioning control unit 50 controls the first and second refrigerant valves 30 and 32 according to the signal transmitted from the battery control unit 60 to flow the refrigerant to be bypassed toward the heat exchanger 600. Can be controlled.
  • the battery control unit 60 transmits a signal for the temperature of the coolant entering and exiting the battery 550 to the air conditioner control unit 50.
  • the air conditioning control unit 50 may increase the amount of opening of the second refrigerant valve 32 to increase the refrigerant flow rate bypassed to the heat exchanger 600.
  • the opening amount of the second refrigerant valve 32 is reduced or the second refrigerant valve 32 is closed. The refrigerant flow rate bypassed to the heat exchanger 600 may be reduced.
  • the air conditioning control unit 50 calculates power required for air conditioning in consideration of environmental conditions and user requirements. Then, appropriate power is distributed to the compressor 10 and the auxiliary heater 18 according to the calculated power.
  • the vehicle includes an outdoor air temperature sensor 52 for sensing a temperature of the outside air, an input unit 51 for inputting a desired operation by the user, an evaporator temperature sensor 54 for measuring the temperature of the evaporator 16, and the air. It may further include a refrigerant temperature sensor 53 for measuring the temperature of the refrigerant circulating the conditioner.
  • the air conditioning control unit 50 may determine the outdoor temperature condition from the signal transmitted from the outside air temperature sensor 52, and may determine the user's requirements from the signal input from the input unit 51.
  • the air conditioning control unit 50 controls the opening amount of the second refrigerant valve 32 according to the ambient temperature value transmitted from the outside air temperature sensor 52, and the amount of refrigerant flowing into the heat exchanger 600. Can be controlled.
  • the air conditioning control unit 50 may determine the state of the vehicle from the signal transmitted from the vehicle control unit 70. At this time, the vehicle controller 70 may transmit a permission signal for the use of the compressor 10 and the auxiliary heater 18 to the air conditioner controller 50.
  • the air conditioner control unit 50 calculates the required power in consideration of both the state of the vehicle, the surrounding environment, and the user's request situation, and appropriately distributes the power to the compressor 10 and the auxiliary heater 18. have.
  • the high temperature and high pressure refrigerant compressed by the compressor 10 is introduced into the condenser 12 through the first refrigerant circulation hose 20.
  • the refrigerant introduced into the condenser 12 is condensed through heat exchange with external air in the condenser 12, and then flows through the second refrigerant circulation hose 21, and at least a part of the refrigerant flows into the heat exchanger 600. Inflow and the remainder in the evaporator 16.
  • the air conditioning control unit 50 controls the opening degree of the first and second refrigerant valves 31 and 32, so that the refrigerant from the condenser 12 is transferred to the heat exchanger 600 and the evaporator ( 16) to the side.
  • the air conditioning control unit 50 controls the first and second refrigerant valves 30 and 32 according to the signal transmitted from the battery control unit 60, and the refrigerant to be bypassed toward the heat exchanger 600.
  • the flow rate of can be controlled.
  • the battery control unit 60 transmits a signal according to the temperature of the coolant cooling the battery 500 to the air conditioning control unit 50.
  • the second refrigerant valve 32 is opened to open the heat exchanger. Heat exchange between the refrigerant and the cooling water is performed inside the 600.
  • the refrigerant bypassed toward the heat exchanger 600 exchanges heat with the cooling water flowing through the heat exchanger 600. Since the temperature of the refrigerant introduced into the heat exchanger 600 is relatively lower than the temperature of the cooling water, the cooling water may be sufficiently cooled by the refrigerant.
  • the refrigerant introduced into the evaporator 16 is circulated back to the compressor 10 after being evaporated inside the evaporator 16.
  • the coolant cooled by the refrigerant in the heat exchanger 600 flows into the cooling plate 420 of the battery 500 and absorbs heat in the battery module 400 to allow the battery module 400 to flow. Can be cooled.
  • the high temperature coolant that cools the battery 500 and passes through the battery radiator 510 may be radiated by outside air.
  • the coolant passing through the battery radiator 510 may be circulated to the heat exchanger 600 through the second coolant hose 512.
  • the coolant may be cooled to a temperature sufficient for cooling in the heat exchanger 600, the battery 500 may be effectively cooled. Therefore, the life of the battery 500 can be extended.
  • the present embodiment includes an air conditioning control unit 50 connected to the vehicle control unit 70 and the battery control unit 60, and according to the state of the vehicle, the surrounding environment, and the cooling state of the battery 500. And the flow of the refrigerant can be controlled appropriately.
  • the second refrigerant valve 32 may be closed to prevent the refrigerant from flowing into the heat exchanger 600.
  • the refrigerant is not bypassed to the heat exchanger 600, but all flows into the evaporator 16 to circulate.
  • FIG. 8 is a block diagram showing a battery cooling device and an air conditioner of a vehicle according to another embodiment of the present invention.
  • a flow path switching valve 33 for changing a flow path of a refrigerant where a branch of the refrigerant bypass hose 22 is branched from a second refrigerant circulation hose 21 is provided.
  • the configuration and operation other than those provided with the above may be implemented in the same manner as in the above-described embodiment of the present invention, and thus descriptions of the overlapping with the above-described embodiment of the present invention may be omitted.
  • the flow path switching valve 33 may be a three-way valve, the air conditioning control unit 50 may control the opening degree of the flow path switching valve 33 in consideration of the temperature of the cooling water.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Transportation (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Secondary Cells (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'automobile selon la présente invention a des effets avantageux en ce sens que de l'eau de refroidissement qui circule à travers une batterie peut être convenablement refroidie à une température appropriée pour le refroidissement de la batterie, et que la batterie peut être efficacement refroidie grâce à un échange de chaleur entre l'eau de refroidissement et un fluide de refroidissement qui circule à travers un dispositif climatiseur. En conséquence, la surchauffe de la batterie peut être évitée et la durée de vie de la batterie peut être allongée.
PCT/KR2011/000067 2010-01-08 2011-01-06 Automobile WO2011083976A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100001867A KR20110081613A (ko) 2010-01-08 2010-01-08 자동차
KR10-2010-0001867 2010-01-08

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WO2011083976A2 true WO2011083976A2 (fr) 2011-07-14
WO2011083976A3 WO2011083976A3 (fr) 2011-11-24

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FR2987886A3 (fr) * 2012-03-06 2013-09-13 Renault Sa Pompe a chaleur pour vehicule automobile
CN105416024A (zh) * 2015-12-14 2016-03-23 江苏金丰机电有限公司 一种电驱车循环散热装置
CN106379184A (zh) * 2016-09-12 2017-02-08 奇瑞汽车股份有限公司 一种纯电动汽车冷却系统
CN108023143A (zh) * 2018-01-15 2018-05-11 无锡英捷汽车科技有限公司 一种纯电动汽车电池热交换器集成模块结构
EP3351888A1 (fr) * 2017-01-22 2018-07-25 Contemporary Amperex Technology Co., Limited Système d'échangeur de chaleur de batterie
US20220212566A1 (en) * 2021-01-06 2022-07-07 GM Global Technology Operations LLC Selective thermal mechanization for ress heat loads

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DE102013201109A1 (de) * 2013-01-24 2014-07-24 Behr Gmbh & Co. Kg Wärmeübertragungseinrichtung
KR102522330B1 (ko) * 2016-07-14 2023-04-18 한온시스템 주식회사 차량용 배터리의 열관리 시스템

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JP2002370527A (ja) * 2001-06-09 2002-12-24 Behr Gmbh & Co 車両冷却システム
JP2006216306A (ja) * 2005-02-02 2006-08-17 Sumitomo Wiring Syst Ltd 端子金具
KR20080078543A (ko) * 2007-02-23 2008-08-27 한라공조주식회사 차량용 배터리 냉각장치 및 그 제어방법
US20090280395A1 (en) * 2008-05-09 2009-11-12 Gm Global Technology Operations, Inc. Battery Thermal System for Vehicle

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Publication number Priority date Publication date Assignee Title
JP2002370527A (ja) * 2001-06-09 2002-12-24 Behr Gmbh & Co 車両冷却システム
JP2006216306A (ja) * 2005-02-02 2006-08-17 Sumitomo Wiring Syst Ltd 端子金具
KR20080078543A (ko) * 2007-02-23 2008-08-27 한라공조주식회사 차량용 배터리 냉각장치 및 그 제어방법
US20090280395A1 (en) * 2008-05-09 2009-11-12 Gm Global Technology Operations, Inc. Battery Thermal System for Vehicle

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2987886A3 (fr) * 2012-03-06 2013-09-13 Renault Sa Pompe a chaleur pour vehicule automobile
CN105416024A (zh) * 2015-12-14 2016-03-23 江苏金丰机电有限公司 一种电驱车循环散热装置
CN106379184A (zh) * 2016-09-12 2017-02-08 奇瑞汽车股份有限公司 一种纯电动汽车冷却系统
EP3351888A1 (fr) * 2017-01-22 2018-07-25 Contemporary Amperex Technology Co., Limited Système d'échangeur de chaleur de batterie
US10991996B2 (en) 2017-01-22 2021-04-27 Contemporary Amperex Technology Co., Limited Battery heat exchange system
CN108023143A (zh) * 2018-01-15 2018-05-11 无锡英捷汽车科技有限公司 一种纯电动汽车电池热交换器集成模块结构
US20220212566A1 (en) * 2021-01-06 2022-07-07 GM Global Technology Operations LLC Selective thermal mechanization for ress heat loads
US11731532B2 (en) * 2021-01-06 2023-08-22 GM Global Technology Operations LLC Selective thermal mechanization for RESS heat loads

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WO2011083976A3 (fr) 2011-11-24

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