WO2012029088A1 - 車両 - Google Patents
車両 Download PDFInfo
- Publication number
- WO2012029088A1 WO2012029088A1 PCT/JP2010/005349 JP2010005349W WO2012029088A1 WO 2012029088 A1 WO2012029088 A1 WO 2012029088A1 JP 2010005349 W JP2010005349 W JP 2010005349W WO 2012029088 A1 WO2012029088 A1 WO 2012029088A1
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- WO
- WIPO (PCT)
- Prior art keywords
- vehicle
- duct
- opening
- exhaust
- bumper
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
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Classifications
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- 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
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- 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
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- 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
- B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
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- 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
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- 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
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- 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
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
- B60L7/14—Dynamic electric regenerative braking for vehicles propelled by AC motors
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- 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
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- 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
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- 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
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- 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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
- B60L2210/12—Buck converters
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- 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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
- B60L2210/14—Boost converters
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- 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
- B60L2240/34—Cabin temperature
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- 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
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
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- 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
- B60L2240/60—Navigation input
- B60L2240/66—Ambient conditions
- B60L2240/662—Temperature
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- 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
- B60L2270/00—Problem solutions or means not otherwise provided for
- B60L2270/44—Heat storages, e.g. for cabin heating
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- 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
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- 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
- Y02T10/72—Electric energy management in electromobility
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Definitions
- the present invention relates to a vehicle having a function of controlling the temperature of an in-vehicle device using a heat exchange medium flowing in a duct.
- Patent Document 1 discloses a vehicle including a cooling fan that supplies cooling air to a motor.
- the air intake port of the fan faces the back side of the rear bumper constituting the vehicle body.
- Patent Document 1 when air is taken in by operating the fan, there is a possibility that water adhering to the inner wall of the rear bumper may be drawn into the air intake by the suction action of the rotating fan.
- an object of the present invention is to suppress water and the like from flowing into the in-vehicle device through a duct through which a heat exchange medium for exchanging heat with the in-vehicle device flows.
- the vehicle of the present invention has, as one aspect, (1) It has an in-vehicle device and a duct through which a heat exchange medium for exchanging heat with the in-vehicle device, and an opening at an end of the duct faces an outer surface of the duct.
- a bumper of the vehicle is further provided, and the opening at the end of the duct faces the outer surface of the duct inside the bumper.
- the opening faces the outer surface of the duct in the vehicle width direction. Since the space formed inside the bumper extends in the vehicle width direction, by setting the opening direction of the opening as the vehicle width direction, the distance from the opening to the inner surface of the bumper located in the direction facing the opening Can be widened. Therefore, it becomes difficult for the water adhering to the inside of the bumper to go to the opening.
- a conduction opening for conducting the duct into the bumper is formed on the bottom surface of the bumper, and the gap between the conduction opening and the duct is formed. It is preferable to form a gap in. According to the structure of (4), the assembly
- the duct is an exhaust duct for exhausting a heat exchange medium that has exchanged heat with the in-vehicle device, and the bumper is a rear end portion of the vehicle Can be located. According to the configuration of (5), the space formed in the rear bumper of the vehicle can be effectively utilized.
- the duct may include a duct end portion having the opening, and the duct end portion may include a hook-shaped portion.
- the hook-shaped portion By providing the hook-shaped portion, the water once flowing into the duct from the opening can be discharged to the outside of the tact by gravity drop.
- the duct end portion includes a first bent portion and a second bent portion located downstream of the first bent portion in the exhaust direction, and the first bent portion includes the first bent portion,
- the second bent portion can be bent in a direction away from the opening, and the second bent portion can be bent in a direction opposite to the first bent portion.
- the opening can be provided at a position higher than the allowable position of the vehicle that allows submersion. When a part of the vehicle is submerged, water can be prevented from flowing into the duct from the opening.
- the in-vehicle device may be a battery. Water can be prevented from flowing into the battery.
- the battery can be located on the lower surface of the floor panel of the vehicle. Even when the battery is arranged outside the passenger compartment, it is possible to suppress water from flowing into the battery.
- the present invention it is possible to suppress water and the like from flowing into the in-vehicle device through the duct through which the heat exchange medium that exchanges heat with the in-vehicle device flows.
- FIG. 1 is a rear perspective view of a vehicle. It is a fragmentary sectional view of the vehicle width direction of a rear bumper. It is the figure which looked at the rear bumper from the lower part of a vehicle.
- FIG. 1 is an assembled view of an intake pipe, a battery, and an exhaust pipe, and the outline of the vehicle is indicated by a dotted line in order to clarify the in-vehicle positions of these elements.
- FIG. 2 is a rear perspective view of the vehicle, and a part of the exhaust pipe is illustrated by a dotted line.
- the vehicle 1 includes a floor panel 2 and a dash panel 3. A seat sheet, a console box, etc. (not shown) are fixed to the floor panel 2.
- the vehicle 1 includes a rear bumper 20 at the rear end of the vehicle.
- the rear bumper 20 forms the exterior of the vehicle.
- a space is formed between the rear bumper 20 and the vehicle body in the vehicle front-rear direction.
- an exhaust port (opening) 11 of an exhaust pipe (duct) 10 and a crash box 21 are disposed in a space formed between the rear bumper 20 and the vehicle body, as will be described later.
- the crash box 21 is located approximately at the center in the vehicle width direction. The crash box 21 is destroyed when an impact is applied to the vehicle, and absorbs the impact.
- the vehicle 1 includes a battery 30.
- the vehicle 1 may be an electric vehicle that drives a motor by the electric power of the battery 30 and rotates wheels by the driving force of the motor.
- the vehicle 1 drives a motor by the electric power of the battery 30 and rotates a wheel by the driving force of the motor, and a second driving route that rotates the wheel by the driving force obtained by the internal combustion engine.
- the battery 30 is fixed to the lower surface of the floor panel 2, that is, the outer surface of the floor panel 2 outside the vehicle.
- the fixing method may be fastening means using a bolt or the like.
- the battery 30 includes a battery case 31 and a plurality of single cells (not shown). These single cells are electrically connected and are accommodated in the battery case 31.
- the single battery may be a secondary battery such as a lithium ion battery or a nickel metal hydride battery.
- the intake pipe 60 and the exhaust pipe 10 are connected to the battery 30.
- the intake pipe 60 is connected to the end of the battery case 31 on the vehicle front side.
- the exhaust pipe 10 is connected to an end of the battery case 31 on the vehicle rear side.
- a fan 70 is provided in the middle of the intake pipe 60.
- the fan 70 may be a sirocco type fan, a cross flow type fan, or a plapel type fan.
- the air cleaner 50 is located upstream of the fan 70 in the intake pipe 60.
- An intake port 40 is located at the upstream end of the intake pipe 60.
- the air cleaner 50 and the intake port 40 are located in the engine room 5 in front of the vehicle.
- the exhaust port 11 of the exhaust pipe 10 is located in the rear bumper 20.
- the air exhausted from the exhaust port 11 is discharged outside the vehicle and does not flow into the vehicle interior. Therefore, it is possible to suppress an increase in the temperature in the passenger compartment due to the air exhausted from the exhaust port 11.
- FIGS. 3 is a view of the exhaust pipe as viewed from the arrow Y
- FIG. 4 is a view of the exhaust pipe as viewed from the direction of the arrow Z.
- the water in the rear bumper 20 is protected in a multiple manner from flowing into the battery 30 via the exhaust pipe 10.
- water is not allowed to flow into the exhaust port 11 of the exhaust pipe 10, and secondly, even if water flows from the exhaust port 11, it is not allowed to reach the battery 30. Based on multiple protection.
- the exhaust pipe 10 extends into the rear bumper 20 through a bumper opening (conduction opening) 20A.
- the bumper opening 20 ⁇ / b> A is formed on the bottom surface of the rear bumper 20.
- the bumper opening 20 ⁇ / b> A is set to have a larger radial dimension than the exhaust pipe 10. Therefore, the exhaust pipe 10 is located inside the inner edge of the bumper opening 20A, and a gap is formed between the outer surface of the exhaust pipe 10 and the inner edge of the bumper opening 20A.
- the degree of freedom of the insertion position of the exhaust pipe 10 in the bumper opening 20A can be increased. That is, it is possible to absorb an assembly error when the exhaust pipe 10 is inserted into the rear bumper 20.
- the inner space of the rear bumper 20 is covered by the rear bumper 20 except for the bumper opening 20A.
- the exhaust pipe 10 may be positioned at one end of the rear bumper 20 in the vehicle width direction (X-axis direction).
- the exhaust pipe 10 includes a main body side bent portion (duct main body portion) 15 that is bent in the left direction of the vehicle from the exhaust direction upstream to the exhaust direction downstream.
- the main body side bending portion 15 includes a bending permission portion 16.
- the bendable portion 16 may have a bellows shape. By bending the bending allowance portion 16, the inclination of the exhaust pipe 10 can be adjusted.
- the exhaust pipe 10 includes an exhaust side bent portion (duct end) 12.
- the exhaust side bent portion 12 includes an exhaust port 11. Referring to FIG. 3, exhaust side bent portion 12 is connected to main body side bent portion 15 at connecting portion 10 ⁇ / b> A.
- the main body side bent portion 15 and the exhaust side bent portion 12 may be integrally formed.
- the shape of the exhaust port 11 may be a rectangle.
- the exhaust-side bent portion 12 includes a first exhaust-side bent portion 12A (first bent portion) and a second exhaust-side bent portion 12B (second bent portion) in order from the upstream side in the exhaust direction. Is provided.
- the first exhaust-side bent portion 12A is bent in a direction away from the exhaust port 11 in the vehicle width direction.
- the pressure loss of the exhausted air can be suppressed by bending the first exhaust-side bent portion 12A in the direction away from the exhaust port 11. That is, according to the exhaust-side bent portion 12 of the present embodiment, pressure loss can be reduced as compared with the case where the exhaust-side bent portion 12 is formed in a U shape, for example.
- the second exhaust-side bent portion 12B bends in the opposite direction to the first exhaust-side bent portion 12A.
- the second exhaust side bent portion 12 ⁇ / b> B has a portion bent along the inner surface of the bumper 20. Thereby, it can suppress that the exhaust area of the exhaust pipe 10 falls.
- the exhaust port 11 formed at the downstream end of the second exhaust side bent portion 12B is located at a position higher than the submersion allowable position shown in FIG.
- the submergence allowable position is a design value indicating a position in the vehicle height direction that allows submersion in the vehicle.
- the exhaust side bent portion 12 With the second exhaust side bent portion 12B, it is possible to suppress the water once flowing from the exhaust port 11 from reaching the battery 30. That is, water that has flowed into the second exhaust-side bent portion 12B from the exhaust port 11 once moves upstream in the exhaust direction along the inner surface of the second exhaust-side bent portion 12B. Gravity falls before reaching the top.
- the exhaust port 11 faces the outer surface of the exhaust pipe 10 in the vehicle width direction. Thereby, since the water which goes to the exhaust port 11 contacts the exhaust pipe 10 before reaching the exhaust port 11, it can suppress that water flows into the exhaust port 11.
- the effect of making the exhaust port 11 face the outer surface of the exhaust pipe 10 will be described more specifically with reference to a comparative example.
- Comparative Example 1 a method in which the exhaust port 11 is directed downward so as to avoid facing the exhaust pipe 10 can be considered.
- a gap is formed between the bumper opening 20A and the exhaust pipe 10, and foreign matters such as mud may flow into the rear bumper 20 through the gap.
- the foreign matter that has flowed into the rear bumper 20 is removed by spraying cleaning water from the gap toward the rear bumper 20.
- the cleaning water sprayed into the rear bumper 20 may go directly to the exhaust port 11 and upstream in the exhaust pipe 10.
- the problems that occur in Comparative Examples 1 and 2 can be solved. That is, according to the configuration of the present embodiment, since the cleaning water directed toward the exhaust port 11 contacts the outer surface of the exhaust pipe 10, the cleaning water can be prevented from flowing into the exhaust pipe 10. As a result, the baffle plate of Comparative Example 2 can be omitted. By omitting an independent baffle plate, it is possible to reduce the cost by reducing the number of parts.
- the exhaust pipe for discharging the refrigerant used for cooling the battery has been described, but the present invention is not limited to this.
- the present invention can be applied to an exhaust pipe of any heat generating device that is mounted on a vehicle and requires cooling.
- This heat generating device includes an inverter and a converter.
- the inverter converts the DC voltage output from the converter into a three-phase AC and outputs it to the motor driving the wheels.
- the inverter returns the electric power generated in the motor to the converter in accordance with the regenerative braking.
- the converter operates as a step-up converter during traveling, and operates as a step-down circuit during regenerative braking.
- the air flowing inside the exhaust pipe 10 may be hot air (heat exchange medium) supplied to raise the temperature of the battery 30 at an extremely low temperature and improve the output of the battery 30.
- the present invention can also be applied to the intake pipe 60. That is, the intake port 40 of the intake pipe 60 is positioned to face the outer surface of the intake pipe 60. The intake port 40 is located inside the front bumper.
- the exhaust side bent portion 12 is not limited to the shape of the above-described embodiment, and may be another hook shape.
- the hook shape is a folded shape in other words. By having the folded shape, the water flowing in from the exhaust port 11 can be discharged by gravity drop.
- the hook shape may be a U-shape or a J-shape.
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
Description
(1)車載機器と、前記車載機器と熱交換を行う熱交換媒体が流れるダクトと、を有し、前記ダクトの端部の開口部は、前記ダクトの外面と向き合うことを特徴とする。
(2)(1)の構成において、さらに、車両のバンパを有し、前記ダクトの端部の開口部は、前記バンパの内側において前記ダクトの外面と向き合うことを特徴とする。
上述の実施形態では、バッテリの冷却に用いられた冷媒を排出するための排気管について説明したが、本発明はこれに限られるものではない。本発明は、車両に搭載され、冷却が必要とされるあらゆる発熱機器の排気管に適用することができる。この発熱機器には、インバータ、コンバータが含まれる。インバータは、車輪を駆動するモータに対してコンバータの出力する直流電圧を三相交流に変換して出力する。また、インバータは、回生制動に伴い、モータにおいて発電された電力をコンバータに戻す。コンバータは走行時には昇圧コンバータとして動作し、回生制動時には降圧回路として動作する。
排気管10の内部を流れる空気は、極低温時にバッテリ30を昇温して、バッテリ30の出力を向上させるために供給される温風(熱交換媒体)であってもよい。
上述の実施形態では、排気口11及び吸気管10は車幅方向において対向しているが、本発明はこれに限られるものではなく、車両前後方向などの他の方向において対向してもよい。
本願発明は、吸気管60に適用することもできる。すなわち、吸気管60の吸気口40は、吸気管60の外面に対向して位置する。吸気口40は、前部バンパの内部に位置する。
排気側屈曲部12は、上述の実施形態の形状に限定されるものではなく、他のフック形状であってもよい。ここで、フック形状は、換言すると折り返し形状のことである。折り返し形状を有することにより、排気口11から流入した水を重力落下により排出できる。フック形状は、U字型形状、J字型形状であってもよい。
12A 第1排気側屈曲部 12B 第2排気側屈曲部
20 後部バンパ 20A バンパ開口部
Claims (10)
- 車載機器と、
前記車載機器と熱交換を行う熱交換媒体が流れるダクトと、を有し、
前記ダクトの端部の開口部は、前記ダクトの外面と向き合うことを特徴とする車両。 - さらに、車両のバンパを有し、
前記ダクトの端部の開口部は、前記バンパの内側において前記ダクトの外面と向き合うことを特徴とする請求項1に記載の車両。 - 前記開口部は、車幅方向において前記ダクトの外面と向きあうことを特徴とする請求項2に記載の車両。
- 前記バンパの底面には前記ダクトを前記バンパ内に導通させるための導通開口部が形成されており、
前記導通開口部と前記ダクトとの間には隙間が形成されていることを特徴とする請求項2又は3に記載の車両。 - 前記ダクトは、前記車載機器と熱交換を行った熱交換媒体を排気するための排気用のダクトであり、
前記バンパは、車両後端部に位置することを特徴とする請求項2乃至4のうちいずれか一つに記載の車両。 - 前記ダクトは、前記開口部を有するダクト端部を備え、
前記ダクト端部は、フック形状部を備えることを特徴とする請求項5に記載の車両。 - 前記ダクト端部は、第1屈曲部とこの第1屈曲部よりも排気方向下流に位置する第2屈曲部とを備え、
前記第1屈曲部は、前記開口部の開口方向において前記開口部から離間する方向に屈曲し、
前記第2屈曲部は、前記第1屈曲部とは反対方向に屈曲することを特徴とする請求項6に記載の車両。 - 前記開口部は、水没を許容する車両の許容位置よりも高い位置に設けられることを特徴とする請求項1乃至7のうちいずれか一つに記載の車両。
- 前記車載機器は、バッテリであることを特徴とする請求項1乃至8のうちいずれか一つに記載の車両。
- 前記バッテリは、車両のフロアパネルの下面に位置することを特徴とする請求項9に記載の車両。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2010/005349 WO2012029088A1 (ja) | 2010-08-31 | 2010-08-31 | 車両 |
| US13/817,801 US9669703B2 (en) | 2010-08-31 | 2010-08-31 | Vehicle |
| CN201080068834.6A CN103097160B (zh) | 2010-08-31 | 2010-08-31 | 车辆 |
| JP2012531556A JP5447675B2 (ja) | 2010-08-31 | 2010-08-31 | 車両 |
| EP10856646.4A EP2612778B1 (en) | 2010-08-31 | 2010-08-31 | Vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2010/005349 WO2012029088A1 (ja) | 2010-08-31 | 2010-08-31 | 車両 |
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| Publication Number | Publication Date |
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| WO2012029088A1 true WO2012029088A1 (ja) | 2012-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| PCT/JP2010/005349 Ceased WO2012029088A1 (ja) | 2010-08-31 | 2010-08-31 | 車両 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9669703B2 (ja) |
| EP (1) | EP2612778B1 (ja) |
| JP (1) | JP5447675B2 (ja) |
| CN (1) | CN103097160B (ja) |
| WO (1) | WO2012029088A1 (ja) |
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| WO2014064738A1 (ja) * | 2012-10-25 | 2014-05-01 | 川崎重工業株式会社 | 電動車両 |
| CN110154718A (zh) * | 2018-02-13 | 2019-08-23 | 丰田自动车株式会社 | 管道开口部构造 |
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| CN104340049A (zh) * | 2013-08-07 | 2015-02-11 | 江苏锋华车辆科技有限公司 | 一种电动汽车风冷系统 |
| US9302573B2 (en) * | 2013-08-30 | 2016-04-05 | Ford Global Technologies, Llc | Duct for high voltage battery air cooling exhaust and recirculation |
| JP6535570B2 (ja) * | 2015-10-20 | 2019-06-26 | 本田技研工業株式会社 | 車両 |
| JP6631565B2 (ja) * | 2017-03-08 | 2020-01-15 | トヨタ自動車株式会社 | 車両のダクト構造 |
| US10569785B2 (en) * | 2017-04-27 | 2020-02-25 | Ford Global Technologies, Llc | Road water detection |
| JP2020032742A (ja) | 2018-08-27 | 2020-03-05 | トヨタ自動車株式会社 | 車両のダクト構造 |
| JP7124559B2 (ja) * | 2018-08-27 | 2022-08-24 | トヨタ自動車株式会社 | 車両のダクト構造 |
| JP7191290B2 (ja) * | 2018-12-26 | 2022-12-19 | マツダ株式会社 | バッテリ搭載装置 |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP2612778A4 (en) | 2014-04-09 |
| CN103097160B (zh) | 2016-01-20 |
| US9669703B2 (en) | 2017-06-06 |
| EP2612778A1 (en) | 2013-07-10 |
| EP2612778B1 (en) | 2015-01-21 |
| JP5447675B2 (ja) | 2014-03-19 |
| US20130153312A1 (en) | 2013-06-20 |
| CN103097160A (zh) | 2013-05-08 |
| JPWO2012029088A1 (ja) | 2013-10-28 |
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