WO2006109413A1 - 二次電池の冷却構造 - Google Patents
二次電池の冷却構造 Download PDFInfo
- Publication number
- WO2006109413A1 WO2006109413A1 PCT/JP2006/305313 JP2006305313W WO2006109413A1 WO 2006109413 A1 WO2006109413 A1 WO 2006109413A1 JP 2006305313 W JP2006305313 W JP 2006305313W WO 2006109413 A1 WO2006109413 A1 WO 2006109413A1
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- WO
- WIPO (PCT)
- Prior art keywords
- battery pack
- seat
- vehicle
- discharge duct
- battery
- Prior art date
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Classifications
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- 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
-
- 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
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
-
- 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
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
-
- 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
- H01M10/65—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
- H01M10/6561—Gases
-
- 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
- H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- 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
- 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
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/36—Temperature of vehicle components or parts
-
- 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
Definitions
- the present invention relates to a cooling structure for a secondary battery mounted on an electric vehicle or the like.
- Such a vehicle is equipped with a battery for supplying electricity as energy to the electric motor.
- a battery for example, a secondary battery typified by a nickel-cadmium battery, an nickel hydrogen battery, a lithium ion battery, etc. that can be repeatedly charged and discharged is used.
- the secondary battery is configured by a battery module in which battery cells are stacked, and the battery module is mounted on a vehicle in a state of being housed in a battery case.
- a battery pack including this battery case and the battery module and other internal components housed inside the battery case is called a battery pack.
- the battery pack is equipped with cooling devices such as fans and ducts for introducing cooling air into the battery pack in order to control the temperature of the battery module housed inside.
- a battery pack is placed in a center console box placed between a driver seat and a passenger seat.
- a motor as a driving source is mounted in an engine room in front of the vehicle, and it is necessary to supply power from the battery pack to the motor with a power cable.
- Power cables should be routed for too long as high voltage and high currents pass through them. Since the center console box is located close to the engine room, there is an advantage that the length of the power cable can be shortened.
- a battery pack is placed between the driver's seat and the passenger seat By doing so, the indoor space can be used widely and effectively. Therefore, as described above, it is considered to arrange a battery pack in the center console pox between the driver's seat and the passenger seat.
- Japanese Patent Laid-Open No. 2 0 4-2 3 7 8 0 3 discloses a structure in which a battery pack is disposed under a seat and the cooling air is supplied after cooling the battery pack in the width direction of the area. .
- a large capacity battery is to be installed in the vehicle, a large battery pack cannot be installed under the seat due to lack of space.
- the air volume for cooling the battery pack increases, and discharging the cooling air after cooling it to a single location (inside the vehicle) causes discomfort to the passengers and worsens the environment inside the vehicle.
- Japanese Patent Laid-Open No. 2 0 1-1 0 5 8 93 discloses a structure in which a battery pack is placed between a driver seat and a passenger seat. There is no disclosure of the specific installation structure of cooling equipment and other peripheral equipment for cooling.
- Japanese Patent Application Laid-Open No. 2 00 4-2 9 6 2 1 7 (paragraph 0 0 1 1) employs two sets of battery packs, and each battery pack is provided with a cooling fan.
- the refrigerant flow path resistance in each battery pack is designed so that the refrigerant flow rate in the battery pack is substantially the same.
- no issues related to the deterioration of the interior environment caused by the cooling air after cooling are disclosed.
- a battery pack is disposed below the front seat so as to cross the front seat.
- the lower part of the front seat is susceptible to the heat from the exhaust pipe located under the vehicle floor, which may adversely affect the output of the battery pack.
- Japanese Laid-Open Patent Publication No. 2000-0 2 1 9 94 9 discloses a cooling structure that draws cooling air from the lower part of the battery pack and flows the cooling air upward.
- This battery pack is mounted in the luggage compartment at the rear of the vehicle, and no technology is disclosed for mounting the battery pack in the passenger compartment.
- An object of the present invention is that when a battery pack is disposed between a driver seat and a passenger seat, the battery pack may be affected by heat from an exhaust pipe disposed below the floor of the vehicle. Therefore, an object of the present invention is a structure that is not affected by heat from an exhaust pipe disposed under the floor even when the battery pack is disposed between the driver seat and the passenger seat. It is providing the cooling structure of a secondary battery provided with.
- the secondary battery in the battery pack is cooled by the cooling air sucked from the vehicle compartment, and is discharged into the vehicle compartment via the discharge duct.
- the battery pack is disposed between a driver seat and a passenger seat, and the discharge duct is pulled out from the vehicle front side of the battery pack and descends toward the floor surface to
- the seat extends between the seat and the passenger seat toward the rear of the vehicle, and extends between the lowermost surface of the battery pack and the floor of the vehicle.
- the discharge duct forms a heat insulating layer by interposing the discharge duct between the lowermost surface of the battery pack and the floor surface of the vehicle. It is possible to block heat transfer from the exhaust pipe arranged in the battery pack to the battery pack, and to stabilize the power supply of the battery pack.
- FIG. 1 is a partial perspective view showing the exterior of a vehicle compartment in an embodiment based on the present invention.
- FIG. 2 is a partial perspective view showing a state in the vehicle compartment with the front seat and the center console pox removed in the embodiment based on the present invention.
- FIG. 3 is a perspective view in which only the battery pack, the sirocco fan, and the discharge duct are extracted in the embodiment based on the present invention.
- FIG. 4 is an arrow view from the direction A in FIG.
- FIG. 5 is a longitudinal sectional view along the vehicle front-rear direction in the center console box in the embodiment based on the present invention.
- FIG. 6 is a partial enlarged cross-sectional view showing the first cooling fan mounting structure in the embodiment based on the present invention.
- FIG. 7 is a longitudinal sectional view along the vehicle lateral direction in the center console box in the embodiment based on the present invention.
- FIG. 8 is a plan view schematically showing the positional relationship between the vehicle center position, the battery pack center position, and the driver seat in the embodiment based on the present invention.
- FIGS. 1 and 2 a schematic configuration inside the vehicle compartment will be described. 1 is a partial perspective view showing the exterior of the vehicle compartment, and FIG. 2 is a partial perspective view showing the state of the vehicle compartment with the front seat and the center console box removed. (Vehicle interior)
- a vehicle interior 1 has a dashboard 3 1 in front of the vehicle, and a driver seat 1 1 and a passenger seat 1 2 are arranged as front seats.
- the driver's seat 11 and the passenger seat 12 are fixed to the vehicle floor 10 by seat redders 2 1 0 and 2 2 0.
- the seat redders 2 1 0 and 2 2 0 are covered with a foot cover (not shown).
- a center console box 21 extending in the longitudinal direction of the vehicle is arranged.
- An air introduction slit 22 for taking in the air in the vehicle compartment as cooling air is provided in the center console box 21 in the lower end region on the vehicle rear side of the center console box 21.
- the center console box 21 has a first battery pack 40 and a second battery pack 50 disposed above the first battery pack 40 in the center console box 21.
- a battery pack is provided on the second battery pack 50.
- a junction box 60 is placed on the second battery pack 50.
- a first cooling fan 70 is attached to the vehicle front side of the first battery pack 40, and a first exhaust duct 90 extending to the driver's seat side is connected to the first cooling fan 70.
- a second cooling fan 80 is attached to the front side of the second battery pack 50 in the vehicle, and a second discharge duct 100 extending to the passenger seat side is connected to the second cooling fan 80. .
- the driver's seat 11 extends in the front-rear direction of the vehicle and is placed on seat legs 2 10, 2 10 having a substantially convex shape upward, and the seat itself is supported so as to be movable in the front-rear direction.
- One pair of single legs 2 1 0 are provided at predetermined intervals in the lateral direction.
- Each single leg 2 1 0 is composed of one guide rail 2 1 1 and two semicircular arc shaped legs 2 1 2.
- the passenger seat 1 2 extends in the front-rear direction of the vehicle and is placed on the seat legs 2 2 0, 2 2 0 that are substantially convex upward, allowing the seat to move in the front-rear direction. It is supported by.
- a pair of sheetreaders 220 are provided at predetermined intervals in the horizontal direction.
- Each seat redder 220 is composed of one guide rail 2 2 1 and two semicircular arc-shaped legs 2 2.
- the first discharge duct 90 is arranged so as to cross the space A 1 defined by the seat redder 2 10 and the floor 10, and the second discharge duct 1 0 0 is a seat leg 2 2. It is arranged so as to cross the space A 1 defined by 0 and the floor 10.
- a DCDC converter 1 1 0 as a device to be cooled is mounted, and the second exhaust duct 1 located on the passenger seat 1 2 side.
- audio equipment 1 2 0 is placed on top of 0 0, audio equipment 1 2 0 is placed. (Detailed structure of cooling equipment)
- the first cooling fan 70 and the first discharge duct 90 constitute the cooling device of the first battery pack 40
- FIGS. 3 is a perspective view with only the battery pack, the sirocco fan, and the discharge duct extracted
- FIG. 4 is an arrow view from the direction A in FIG.
- FIG. 5 is a longitudinal sectional view along the vehicle front-rear direction in the center console box
- FIG. 6 is a partially enlarged sectional view showing a mounting structure of the first cooling fan 70.
- the air intake port 53 of the first cooling fan 70 is connected to the air discharge port 54 provided on the vehicle front lower end side of the first battery pack 40.
- a first discharge duct 90 is connected to the air discharge port 74 of the cooling fan 70.
- the first exhaust duct 9 0 is composed of a first center exhaust duct 9 1 extending toward the rear side of the vehicle between the driver seat 1 1 and the passenger seat 1 2, and the first center exhaust duct 9 1 force.
- 1 1 has a first under-sheet discharge duct 9 2 extending downward.
- the exhaust port of the first lower seat discharge dart 9 2 is connected to an exhaust duct disposed below the driver's seat 11 or below the door on the driver's seat 11 side.
- the air discharge port 4 4 provided on the lower front side of the second battery pack 50 is connected to the air intake port 8 3 of the second cooling fan 80 and the air discharge port 8 of the second cooling fan 80.
- a second discharge duct 100 is connected to 4.
- the second exhaust duct 10 0 0 descends toward the floor 10, and the second center exhaust duct 1 0 1 extends between the driver seat 1 1 and the passenger seat 1 2 toward the vehicle rear side.
- the second center discharge duct 1001 has a second lower seat discharge duct 1002 extending below the passenger seat 12.
- the exhaust port of the second lower seat discharge duct 10 2 is connected to an exhaust duct disposed below the passenger seat 12 or below the door on the passenger seat 12 side.
- the discharge duct from the battery pack is disposed under the driver seat 11 and under the passenger seat 12 respectively.
- the exhaust cooling air discharged from the first and second battery packs 40, 50 can be branched into two directions and discharged into the vehicle compartment.
- the airflow from the feet discharged from the first and second lower seat discharge ducts 9 2, 1 0 2 is reduced, It is possible to avoid a sense of incongruity due to a partial increase in air volume and to prevent deterioration of the vehicle cabin environment.
- the first cooling fan 70 employs the sirocco fan 7 1 accommodated in the chamber 72
- the second cooling fan 80 employs the sirocco fan 8 1 accommodated in the chamber 82.
- the first cooling fan 70 and the second cooling fan 80 have the same performance.
- a sirocco fan is a blower fan that draws air in the direction of the rotation axis from the center of the rotation fan and exhausts it in a direction intersecting the rotation axis.
- the discharge duct extends to the rear of the vehicle.
- the air intake port 73 of the first cooling fan 70 located below is disposed on the upper side
- the air discharge port 74 is disposed on the side, and as shown in FIG.
- the angle 0 formed between the direction R 1 of the discharge flow discharged from the first cooling fan 70 and the direction HI in which the first center discharge duct 91 extends extends so as to intersect at an angle greater than 90 degrees.
- the first cooling fan 70 is arranged.
- the second cooling fan 80 is arranged above the first cooling fan 70 and, as a result, can maintain a distance in the height direction. Therefore, the second center discharge duct 1001 has an extreme bent portion. It does not occur. Further, since the second center discharge duct 10 1 can maintain a distance in the height direction, the duct route can be shifted to the passenger seat side as shown in FIG.
- the first center discharge duct 91 extends straight from the air discharge port 74 of the first cooling fan 70 to the rear side of the vehicle, and on the driver seat side between the driver seat 1 1 and the passenger seat 12 Arranged.
- the second center discharge duct 10 0 1 is gradually lowered toward the passenger seat side from the air discharge port 8 4 of the second cooling fan 80 0 and descends toward the floor 10, and the driver seat 1 1 and the assistant Located on the passenger side between the seats 1 and 2.
- the first center exhaust duct 9 1 and the second center exhaust duct 10 1 are arranged on the floor surface 10 between the driver seat 1 1 and the passenger seat 1 2.
- Each discharge duct 9 1, 1 0 1 is interposed between the bottom surface of 1 battery pack 70 and the floor 10 of the vehicle.
- Each of these discharge ducts 9 1, 1 0 1 constitutes a heat insulation layer because cooling air flows inside, and the first heat from the exhaust pipe 2 (see FIG. 7) disposed under the floor surface 10. The heat transfer to the battery pack 70 can be blocked, and the power supply of the first battery pack 70 can be stabilized.
- FIG. 7 is a longitudinal sectional view along the lateral direction of the vehicle inside the center console box
- FIG. 8 is a plan view schematically showing the positional relationship between the vehicle center position, the battery pack center position, and the driver seat. It is.
- the driver's seat is located toward the inside of the vehicle (about 1.5 degrees) to ensure visibility.
- the battery pack center D 1 is displaced from the vehicle center C 1 toward the passenger seat side in order to secure a space for movement before and after the driver's seat 11.
- the floor surface 10 has the first and second battery packs 40, 50 placed between the driver's seat 11 and the passenger seat 12, and the floor 10 From the viewpoint of disposing the first and second center discharge ducts 9 1, 10 01 between the surface 10 and the first battery pack 40, the floor surface 1 OB between the auxiliary beams 1 A is downward Has been lowered.
- the position of the auxiliary beam 1 A cannot be changed because it is a strength member, and between the lower surface of the first battery pack 40 and the floor surface 10 which are arranged shifted to the passenger seat side, A narrow area (area surrounded by B in FIG. 7) is formed between the second center discharge duct 10 1 and the second lower sheet discharge duct 1 0 2, and pressure loss is caused in the cooling air flow in this area It becomes.
- the DCDC converter 11 1 is provided on the first discharge duct 90 side extending in the direction opposite to the direction in which the first and second battery packs 40 and 50 are displaced. 0 is placed. This is because, for the above reasons, the flow passage cross section can be largely secured on the first discharge duct 90 side. As shown in Figures 1, 3 and 7 In addition, a DCDC converter 1 1 0 as a device to be cooled is placed on the first under-seat discharge duct 9 2 on the first discharge duct 90 side, and a cooling fin provided on the DCDC converter 1 1 0 1 1 1 is provided so as to protrude into the duct of the first lower seat discharge duct 9 2.
- the DCDC converter 110 can be efficiently cooled in the first under-sheet discharge duct 92 that can sufficiently pass the cooling air.
- the length of the discharge duct is shorter than that of the second discharge duct 100, which also avoids pressure loss and provides sufficient cooling. Allows wind to be blown.
- the capacity and operating conditions of the first cooling fan 70 and the second cooling fan 80 connected to the first exhaust duct 90 and the second exhaust duct 100 are different, and the discharge is performed. It is also possible to make the relative pressure loss in the ducts equal.
- the use of cooling fans with different capacities complicates the control, and different rotation speeds of both may cause noise problems. Is desired. Therefore, in the present embodiment, the first cooling fan 70 and the second cooling fan 80 are the same cooling fans.
- the first battery pack 40 and the second battery are operated by operating the first cooling fan 70 and the second cooling fan 80. Negative pressure is generated in the pack 50.
- indoor air is introduced into the center console box 21 as cooling air from the air introduction slit 22 provided at the rear end of the center console box 21.
- the 1st battery pack 40 and the 2nd battery pack 50 show a downflow type cooling structure, but an upper flow type cooling structure and other cooling structures are used. It does not matter as long as it flows through the battery pack from the rear side to the front side of the vehicle.
- the cooling air is sent to the first discharge duct 90 and the second discharge duct 100 by the first cooling fan 70 and the second cooling fan 80, respectively, and the first battery pack 7 described above. 0 heat insulation effect is exhibited, and the DCDC converter 1 1 0 placed on the first lower sheet discharge duct 9 2 is cooled.
- the cooling air can be branched into two directions from the first lower seat discharge duct 92 and the second lower seat discharge duct 102 and discharged into the vehicle compartment. As a result, as described above, it is possible to reduce the amount of air flow from the first and second lower seat discharge ducts 9 2, 10 2, avoiding the uncomfortable feeling caused by the partial increase in air flow, It is possible to prevent deterioration of the vehicle interior environment.
- the wiring of harness 13 30 used for electrical connection between junction box 60 and DCC converter 110 in the battery pack mounting structure in the present embodiment will be described.
- the first battery pack 40 as the battery pack and the second battery pack 50 arranged above the first battery pack 40 are provided.
- the first battery pack 40 and the second battery pack 50 are arranged so that the vehicle rear end of the battery pack 40 is located on the vehicle front side with respect to the vehicle rear end of the second battery pack 50.
- a space A 2 is formed between the vehicle rear side lower surface of the second battery pack 50 and the floor surface 10.
- a junction box 60 is disposed on the second battery pack 50, and the DCDC converter 1 1 0 placed on the junction box 60 and the first lower seat discharge duct 92 Electrically connected by force harness 1 3 0.
- the harness 13 0 is routed through the space A 2 formed between the vehicle rear side lower surface of the second battery pack 5 and the floor surface 10. Then, after traversing the space A 1 defined by the seat leg 2 1 0 and the floor surface 1 0, the other end of the harness 1 3 0 is connected to the DCDC converter 1 1 0.
- the DCDC converter 11 1 ⁇ is an example of a device that is electrically connected to the junction box 60 via the harness 13 0, and is placed under the driver seat 1 1 or the passenger seat 1 2.
- the same wiring structure as that of the harness 130 can be employed.
- the first and second battery packs 40, 50 used for the vehicle are effectively arranged in the vehicle interior space, and the center console box 2 Because the distance between the second battery pack 50 accommodated in 1 and the DCDC converter 1 1 0 placed below the driver's seat 1 1 (or passenger seat 1 2) can be shortened, The length of the harness used for the electrical connection between the second battery pack 50 and the DCDC converter 110 can be shortened, and the workability of assembling the battery pack and peripheral devices can be improved.
- the harness 1 3 0 must be routed in the vertical direction, but the seat rail 2 1 0 seat rail 2 1 1 force is located near the center console box 2 1, so the harness 1 3 0 cannot be drawn directly.
- the harness 1 30 is pulled out to the front side of the second battery pack 50, but the harness 13 30 may be damaged when the vehicle collides.
- a structure in which the harness 1 3 0 is lowered around the vehicle rear side of the second battery pack 50 is employed. Sometimes the harness 1 3 0 is not likely to be damaged.
- the battery pack structure that is arranged in two upper and lower stages is adopted as the battery pack.
- the battery pack has a one-stage structure or a multi-stage structure, the same effect is obtained. An effect can be obtained.
- the configuration in which the discharge ducts 90, 100 are pulled out from the vehicle front side of the battery packs 40, 50 is described.
- the exhaust ducts 9 0, 1 0 0 are pulled out from the side in the vehicle front-rear direction and lowered toward the floor 10, and the bottom surfaces of the battery packs 40, 50 and the vehicle floor 1
- the discharge duct extends under the seat. It is possible to As a result, when the exhaust duct is arranged on the floor, it is possible to prevent the passenger from stepping on the exhaust duct.
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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007512430A JP4539717B2 (ja) | 2005-03-30 | 2006-03-10 | 二次電池の冷却構造 |
EP20060729303 EP1864845B1 (en) | 2005-03-30 | 2006-03-10 | Cooling structure for secondary battery |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005097295 | 2005-03-30 | ||
JP2005-097295 | 2005-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006109413A1 true WO2006109413A1 (ja) | 2006-10-19 |
Family
ID=37086704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/305313 WO2006109413A1 (ja) | 2005-03-30 | 2006-03-10 | 二次電池の冷却構造 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7678494B2 (ja) |
EP (1) | EP1864845B1 (ja) |
JP (1) | JP4539717B2 (ja) |
CN (1) | CN100581864C (ja) |
WO (1) | WO2006109413A1 (ja) |
Cited By (10)
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WO2007125694A1 (ja) * | 2006-04-28 | 2007-11-08 | Toyota Jidosha Kabushiki Kaisha | 電源装置の車両搭載構造 |
JP2008105645A (ja) * | 2006-10-27 | 2008-05-08 | Toyota Motor Corp | 車両用冷却構造 |
JP2010123298A (ja) * | 2008-11-17 | 2010-06-03 | Calsonic Kansei Corp | 車両用バッテリー冷却システム |
US7810596B2 (en) | 2005-03-30 | 2010-10-12 | Toyota Jidosha Kabushiki Kaisha | Cooling structure for secondary battery |
JP2013184497A (ja) * | 2012-03-06 | 2013-09-19 | Suzuki Motor Corp | ハイブリッド車両の電気部品取り付け構造 |
JP2014054864A (ja) * | 2012-09-11 | 2014-03-27 | Toyota Motor Corp | 蓄電装置の冷却構造 |
JP2015093517A (ja) * | 2013-11-08 | 2015-05-18 | 日産自動車株式会社 | バッテリ温調装置 |
WO2016143214A1 (ja) * | 2015-03-06 | 2016-09-15 | 本田技研工業株式会社 | 車両用高圧系機器ユニット、車両用バッテリユニット及び車両 |
JP2019123366A (ja) * | 2018-01-16 | 2019-07-25 | 本田技研工業株式会社 | 車両 |
JPWO2019197857A1 (ja) * | 2018-04-12 | 2021-02-12 | 日産自動車株式会社 | 車両前方配置構造及び該車両前方配置構造を搭載した車両 |
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Publication number | Priority date | Publication date | Assignee | Title |
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KR100903182B1 (ko) * | 2005-09-28 | 2009-06-17 | 주식회사 엘지화학 | 차량용 전지팩의 냉각 시스템 |
JP4857896B2 (ja) * | 2006-05-11 | 2012-01-18 | トヨタ自動車株式会社 | 組電池および車両 |
JP4839955B2 (ja) * | 2006-05-11 | 2011-12-21 | トヨタ自動車株式会社 | 電池パックおよび車両 |
DE102006039106A1 (de) * | 2006-08-19 | 2008-02-21 | Daimler Ag | Vorrichtung zum Antreiben eines Brennstoffzellen-Fahrzeuges |
JP2008114706A (ja) * | 2006-11-02 | 2008-05-22 | Toyota Motor Corp | 蓄電装置および自動車 |
JP4390802B2 (ja) * | 2006-12-15 | 2009-12-24 | トヨタ自動車株式会社 | 車載バッテリ冷却構造 |
US7921946B2 (en) * | 2007-05-07 | 2011-04-12 | General Electric Company | System and method for cooling a battery |
TWI338642B (en) * | 2008-02-07 | 2011-03-11 | Honda Motor Co Ltd | Vehicular power supply system |
GB0811321D0 (en) * | 2008-06-19 | 2008-07-30 | Tennant Scotland Ltd | Cleaning machine |
JP4577413B2 (ja) * | 2008-06-20 | 2010-11-10 | トヨタ自動車株式会社 | 車両 |
DE102008051085A1 (de) * | 2008-10-09 | 2010-04-15 | Dr.Ing.H.C.F.Porsche Aktiengesellschaft | Batterieanordnung |
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JP4478900B1 (ja) | 2008-12-03 | 2010-06-09 | 本田技研工業株式会社 | 蓄電器加温装置 |
DE202009017049U1 (de) * | 2008-12-21 | 2010-05-12 | W.E.T. Automotive Systems Ag | Belüftungseinrichtung |
JP5131182B2 (ja) * | 2008-12-24 | 2013-01-30 | トヨタ自動車株式会社 | 蓄電モジュールの温度調節構造 |
WO2010098418A1 (ja) * | 2009-02-24 | 2010-09-02 | 日産自動車株式会社 | バッテリ搭載構造 |
DE112010003092T5 (de) * | 2009-07-27 | 2012-05-31 | Honda Motor Co., Ltd. | Montagestruktur für elektrische Fahrzeugeinrichtung |
JP5024353B2 (ja) * | 2009-10-29 | 2012-09-12 | トヨタ自動車株式会社 | 電気機器の冷却システム |
US8349478B2 (en) * | 2010-07-02 | 2013-01-08 | GM Global Technology Operations LLC | Lithium ion battery failure mitigation |
JP5592501B2 (ja) * | 2010-11-16 | 2014-09-17 | 本田技研工業株式会社 | バッテリの冷却構造 |
KR101338258B1 (ko) * | 2010-11-17 | 2013-12-06 | 주식회사 엘지화학 | 냉매의 분배 균일성이 향상된 전지팩 |
FR2972143B1 (fr) * | 2011-03-01 | 2013-09-20 | Renault Sa | Systeme de liaison d'une batterie d'alimentation d'un vehicule automobile |
KR101252211B1 (ko) * | 2011-09-26 | 2013-04-05 | 기아자동차주식회사 | 차량용 고전압 배터리팩 장치 |
JP5799737B2 (ja) * | 2011-10-13 | 2015-10-28 | スズキ株式会社 | 車両用バッテリ冷却装置 |
US9187052B2 (en) * | 2011-11-16 | 2015-11-17 | Toyota Jidosha Kabushiki Kaisha | Vehicle |
JP5483756B2 (ja) * | 2012-03-22 | 2014-05-07 | 富士重工業株式会社 | 自動車 |
JP5983054B2 (ja) * | 2012-06-04 | 2016-08-31 | スズキ株式会社 | ハイブリッド自動車のバッテリパック冷却構造 |
FR2993046B1 (fr) * | 2012-07-05 | 2018-07-20 | Psa Automobiles Sa. | Compartiment de batteries comportant un caloduc dispose a proximite d'une ligne d'echappement |
FR2993045B1 (fr) * | 2012-07-05 | 2018-07-13 | Psa Automobiles Sa. | Compartiment de batteries comprenant des modules, equipe d'un echangeur thermique comportant un bossage |
US9440509B2 (en) * | 2013-10-04 | 2016-09-13 | Ford Global Technologies, Llc | Battery cooling apparatus |
JP6244392B2 (ja) * | 2016-03-17 | 2017-12-06 | 本田技研工業株式会社 | 車両 |
JP6244391B2 (ja) * | 2016-03-17 | 2017-12-06 | 本田技研工業株式会社 | 車両 |
CN109328422A (zh) * | 2016-05-31 | 2019-02-12 | 工机控股株式会社 | 充电装置 |
CN106953045A (zh) * | 2017-04-21 | 2017-07-14 | 阿尔特汽车技术股份有限公司 | Phev电池包冷却结构 |
JP6541724B2 (ja) * | 2017-07-10 | 2019-07-10 | 株式会社Subaru | 自動車車両 |
JP6582025B2 (ja) * | 2017-09-14 | 2019-09-25 | 本田技研工業株式会社 | バッテリユニット |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11180168A (ja) * | 1997-12-18 | 1999-07-06 | Honda Motor Co Ltd | 電気自動車におけるバッテリおよび電気部品の冷却構造 |
JP2004345447A (ja) * | 2003-05-21 | 2004-12-09 | Honda Motor Co Ltd | 高圧電装部品の車載構造 |
JP2005047489A (ja) * | 2003-07-15 | 2005-02-24 | Honda Motor Co Ltd | 車両用電装ユニットの加温冷却装置およびハイブリッド車両 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001105893A (ja) * | 1999-10-07 | 2001-04-17 | Suzuki Motor Corp | 電気自動車 |
JP2002219949A (ja) * | 2001-01-26 | 2002-08-06 | Toyota Motor Corp | 車両用電源装置 |
JP4029651B2 (ja) * | 2002-04-17 | 2008-01-09 | トヨタ自動車株式会社 | 車両用バッテリの冷却構造 |
US6811197B1 (en) * | 2002-11-14 | 2004-11-02 | Ford Global Technologies, Llc | Housing assembly for electrical energy storage device |
JP4078998B2 (ja) | 2003-02-04 | 2008-04-23 | トヨタ自動車株式会社 | 車両用バッテリ搭載構造 |
JP3861826B2 (ja) | 2003-02-24 | 2006-12-27 | トヨタ車体株式会社 | 車両のフロントシート |
JP4050168B2 (ja) | 2003-03-10 | 2008-02-20 | トヨタ自動車株式会社 | 自動車 |
JP4489369B2 (ja) | 2003-03-26 | 2010-06-23 | パナソニックEvエナジー株式会社 | 電池パック |
JP4637504B2 (ja) | 2003-05-21 | 2011-02-23 | 本田技研工業株式会社 | 高圧電装ケースの配設構造 |
JP4503345B2 (ja) | 2004-04-22 | 2010-07-14 | 本田技研工業株式会社 | 車両のバッテリ又は高圧電装部品の冷却構造 |
FR2876223B1 (fr) * | 2004-10-01 | 2006-11-10 | Valeo Climatisation Sa | Dispositif pour le refroidissement de batteries d'un vehicule a motorisation electrique et/ou hybride |
-
2006
- 2006-03-10 WO PCT/JP2006/305313 patent/WO2006109413A1/ja active Application Filing
- 2006-03-10 JP JP2007512430A patent/JP4539717B2/ja not_active Expired - Fee Related
- 2006-03-10 US US11/665,268 patent/US7678494B2/en not_active Expired - Fee Related
- 2006-03-10 CN CN200680001506A patent/CN100581864C/zh not_active Expired - Fee Related
- 2006-03-10 EP EP20060729303 patent/EP1864845B1/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11180168A (ja) * | 1997-12-18 | 1999-07-06 | Honda Motor Co Ltd | 電気自動車におけるバッテリおよび電気部品の冷却構造 |
JP2004345447A (ja) * | 2003-05-21 | 2004-12-09 | Honda Motor Co Ltd | 高圧電装部品の車載構造 |
JP2005047489A (ja) * | 2003-07-15 | 2005-02-24 | Honda Motor Co Ltd | 車両用電装ユニットの加温冷却装置およびハイブリッド車両 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1864845A4 * |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7810596B2 (en) | 2005-03-30 | 2010-10-12 | Toyota Jidosha Kabushiki Kaisha | Cooling structure for secondary battery |
WO2007125694A1 (ja) * | 2006-04-28 | 2007-11-08 | Toyota Jidosha Kabushiki Kaisha | 電源装置の車両搭載構造 |
JP2007299593A (ja) * | 2006-04-28 | 2007-11-15 | Toyota Motor Corp | 電源装置の車両搭載構造 |
US8016063B2 (en) | 2006-04-28 | 2011-09-13 | Toyota Jidosha Kabushiki Kaisha | Structure for mounting power supply apparatus on vehicle |
JP2008105645A (ja) * | 2006-10-27 | 2008-05-08 | Toyota Motor Corp | 車両用冷却構造 |
JP2010123298A (ja) * | 2008-11-17 | 2010-06-03 | Calsonic Kansei Corp | 車両用バッテリー冷却システム |
JP2013184497A (ja) * | 2012-03-06 | 2013-09-19 | Suzuki Motor Corp | ハイブリッド車両の電気部品取り付け構造 |
JP2014054864A (ja) * | 2012-09-11 | 2014-03-27 | Toyota Motor Corp | 蓄電装置の冷却構造 |
JP2015093517A (ja) * | 2013-11-08 | 2015-05-18 | 日産自動車株式会社 | バッテリ温調装置 |
WO2016143214A1 (ja) * | 2015-03-06 | 2016-09-15 | 本田技研工業株式会社 | 車両用高圧系機器ユニット、車両用バッテリユニット及び車両 |
US10399455B2 (en) | 2015-03-06 | 2019-09-03 | Honda Motor Co., Ltd. | Vehicle high-voltage system equipment unit, vehicle battery unit and vehicle |
US10434897B2 (en) | 2015-03-06 | 2019-10-08 | Honda Motor Co., Ltd. | Vehicle high-voltage system equipment unit, vehicle battery unit and vehicle |
JP2019123366A (ja) * | 2018-01-16 | 2019-07-25 | 本田技研工業株式会社 | 車両 |
JP7055642B2 (ja) | 2018-01-16 | 2022-04-18 | 本田技研工業株式会社 | 車両 |
JPWO2019197857A1 (ja) * | 2018-04-12 | 2021-02-12 | 日産自動車株式会社 | 車両前方配置構造及び該車両前方配置構造を搭載した車両 |
JP7055196B2 (ja) | 2018-04-12 | 2022-04-15 | 日産自動車株式会社 | 車両前方配置構造及び該車両前方配置構造を搭載した車両 |
Also Published As
Publication number | Publication date |
---|---|
EP1864845A1 (en) | 2007-12-12 |
JP4539717B2 (ja) | 2010-09-08 |
EP1864845B1 (en) | 2012-01-18 |
EP1864845A4 (en) | 2011-05-04 |
CN100581864C (zh) | 2010-01-20 |
US7678494B2 (en) | 2010-03-16 |
US20070292752A1 (en) | 2007-12-20 |
CN101090837A (zh) | 2007-12-19 |
JPWO2006109413A1 (ja) | 2008-10-09 |
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