JP2002233003A - Electricity-feeding device for electric automobile - Google Patents
Electricity-feeding device for electric automobileInfo
- Publication number
- JP2002233003A JP2002233003A JP2001025771A JP2001025771A JP2002233003A JP 2002233003 A JP2002233003 A JP 2002233003A JP 2001025771 A JP2001025771 A JP 2001025771A JP 2001025771 A JP2001025771 A JP 2001025771A JP 2002233003 A JP2002233003 A JP 2002233003A
- Authority
- JP
- Japan
- Prior art keywords
- motor
- battery
- power
- power supply
- vehicle
- 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.)
- Granted
Links
- 230000005611 electricity Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000005856 abnormality Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/28—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
-
- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/46—Series type
-
- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/52—Driving a plurality of drive axles, e.g. four-wheel drive
-
- 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
-
- 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
- Y02T10/62—Hybrid vehicles
-
- 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
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、電気自動車の給電
装置に係り、特に、その電気自動車の電源に関するフェ
イルセーフ機構に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply device for an electric vehicle, and more particularly to a fail-safe mechanism for a power supply of the electric vehicle.
【０００２】図４に示すように、電気自動車とは、電動
機１０１の駆動力のみを用いて走行が可能な車であり、
その電動機１０１に供給する電力源として、二次電池
（バッテリー）を用いるものを狭義の電気自動車Ａ、エ
ンジン発電機を用いるものをシリーズハイブリッド車
Ｂ、燃料電池を用いるものを燃料電池車Ｃと呼ぶことに
する。なお、図４において、１０２は車輪、１０３はコ
ントローラ、１０４は二次電池、２０１はエンジン、２
０２は発電機、３０１は水素供給源、３０２は燃料電池
である。[0002] As shown in FIG. 4, an electric vehicle is a vehicle that can travel using only the driving force of an electric motor 101.
As a power source to be supplied to the electric motor 101, a vehicle using a secondary battery (battery) is called an electric vehicle A in a narrow sense, a vehicle using an engine generator is called a series hybrid vehicle B, and a vehicle using a fuel cell is called a fuel cell vehicle C. I will. In FIG. 4, 102 is a wheel, 103 is a controller, 104 is a secondary battery, 201 is an engine,
02 is a generator, 301 is a hydrogen supply source, and 302 is a fuel cell.
【０００３】このように、電気自動車とは、回転式電気
電動機の駆動力のみを用いて走行が可能な車であり、そ
の電気電動機に供給する電力源として、二次電池、燃料
電池、内燃機関を用いた発電機、太陽電池等およびこれ
らを組み合わせたものを使用した車と定義する。ただ
し、以下の説明では、二次電池のみを用いた電気自動車
を念頭におくが、燃料電池、内燃機関発電機、太陽電池
を電力源とする車も当然に含まれる。[0003] As described above, an electric vehicle is a vehicle that can travel using only the driving force of a rotary electric motor, and as a power source to be supplied to the electric motor, a secondary battery, a fuel cell, and an internal combustion engine are used. Is defined as a vehicle using a generator, a solar cell, or the like using these, or a combination thereof. However, in the following description, an electric vehicle using only a secondary battery is considered, but a vehicle using a fuel cell, an internal combustion engine generator, or a solar battery as a power source is also included.
【０００４】[0004]
【従来の技術】従来の電気自動車では、走行用の電力が
一組の電池から一個あるいは複数個の電動機に供給され
ていた。このような方式で電池あるいは電動機に故障が
生じたときには走行が不能となる。その結果、車は停止
せざるをえず、その機能を大いに損なうことになる。2. Description of the Related Art In a conventional electric vehicle, electric power for traveling is supplied from a set of batteries to one or more electric motors. When a failure occurs in the battery or the electric motor in such a manner, traveling becomes impossible. As a result, the vehicle must be stopped, greatly impairing its function.
【０００５】従来、この問題を一応解決する電気自動車
におけるフェイルセーフ機構としては、図５に示すよう
な電源の冗長化が考えられていた。Heretofore, as a fail-safe mechanism for an electric vehicle that temporarily solves this problem, a redundant power supply as shown in FIG. 5 has been considered.
【０００６】例えば、特開平３−２１５１０１号公報に
は、自動車の蓄電池の再充電までの間の走行距離を更に
伸ばすと同時に、より効率を高めることのできる電気運
転システムを目的とし、主電動機と副電動機は、通常、
主運転電池からのみ作動電流をうけ、この主運転電池は
正常運転中、スイッチを開にしておけば電池充電制御シ
ステムを介して走行距離延長電池により細流充電され
る。自動車運転中に、主電池電圧が著しく降下した際に
は、スイッチをオンにして走行距離延長電池を主運転電
池に並列接続する技術が示されている。For example, Japanese Patent Application Laid-Open No. 3-215101 discloses an electric driving system which can further increase the traveling distance until the recharge of a storage battery of an automobile and at the same time increase the efficiency. The auxiliary motor is usually
The operating current is received only from the main operating battery, and during normal operation, if the switch is opened, the main operating battery is trickle-charged by the mileage extending battery via the battery charging control system. A technique is disclosed in which when a main battery voltage drops significantly during operation of a vehicle, a switch is turned on to connect a mileage extending battery to the main operation battery in parallel.
【０００７】また、特開平１０−１７４２１１号公報に
は、広い意味でのバッテリーのバックアップ技術とし
て、電気自動車本体と電力供給車とにそれぞれ電池電源
と走行駆動モータとを搭載し、本体に載置した電池と供
給車に載置した電池とをコントローラを介して接続し、
電力供給車から電力供給が得られるようにした技術が示
されている。Japanese Patent Application Laid-Open No. Hei 10-174211 discloses a battery backup technology in a broad sense, in which an electric vehicle main body and a power supply vehicle are equipped with a battery power source and a traveling drive motor, respectively, and mounted on the main body. Battery and the battery mounted on the supply vehicle are connected via the controller,
There is disclosed a technique in which power can be supplied from a power supply vehicle.
【０００８】このような電気自動車の最近の傾向をみる
と、車輪に駆動用モータを組み込んだインホイールドラ
イブが主流に成りつつある。それ故、以下では、このド
ライブシステムを用いた電気自動車を念頭において説明
を行う。このドライブシステムは車輪毎の独立駆動であ
り、車輪の数により４ＷＤ、６ＷＤ、８ＷＤ等となる。
前記従来例は基本的に１台のモータに１個のバッテリー
と１個のバックアップバッテリーよりなるバックアップ
システムとなっている。駆動モータが車輪の数だけに増
えたとしても、そのモータに対応してバッテリーを増や
すことは載置場所の確保、電流容量の確保等の要件から
実質的にできない。In view of the recent tendency of such electric vehicles, an in-wheel drive in which a driving motor is incorporated in a wheel is becoming mainstream. Therefore, the following description will be made with an electric vehicle using this drive system in mind. This drive system is an independent drive for each wheel, and is 4WD, 6WD, 8WD or the like depending on the number of wheels.
The conventional example is basically a backup system including one motor and one backup battery for one motor. Even if the number of drive motors is increased to the number of wheels, it is substantially impossible to increase the number of batteries corresponding to the number of motors due to requirements such as securing a mounting place and securing current capacity.
【０００９】[0009]
【発明が解決しようとする課題】しかしながら、複数バ
ッテリーの接続を切換ることができれば、電流容量をと
ることができ、バックアップもできる。However, if connection of a plurality of batteries can be switched, current capacity can be obtained and backup can be performed.
【００１０】本発明は、上記状況に鑑み、複数のインホ
イール式モータに少ない数のバッテリーから電流容量を
確保できると共にバックアップできる電気自動車の給電
装置を提供することを目的とする。The present invention has been made in view of the above circumstances, and has as its object to provide a power supply device for an electric vehicle that can secure a current capacity from a small number of batteries for a plurality of in-wheel type motors and can back up the current.
【００１１】[0011]
【課題を解決するための手段】本発明は、上記目的を達
成するために、 〔１〕複数の駆動用モータとバッテリーと電力コントロ
ーラを有する電気自動車において、前記バッテリーを複
数に分割し、前記電力コントローラにより各バッテリー
から左右対になった駆動用モータへ重複することなく給
電することを特徴とする。According to the present invention, there is provided an electric vehicle having a plurality of driving motors, a battery, and a power controller, wherein the battery is divided into a plurality of parts, and Power is supplied from the respective batteries to the left and right driving motors by the controller without duplication.
【００１２】〔２〕上記〔１〕記載の電気自動車の給電
装置において、前記バッテリーのいずれかに故障が生じ
たとき、前記電力コントローラが故障したバッテリーに
接続されるモータへの給電を停止することを特徴とす
る。[2] In the power supply device for an electric vehicle according to [1], when a failure occurs in any one of the batteries, the power controller stops supplying power to a motor connected to the failed battery. It is characterized by.
【００１３】〔３〕上記〔１〕記載の電気自動車の給電
装置において、前記モータあるいはこれに接続したイン
バータもしくはコンバータのいずれかに故障が生じたと
き、前記電力コントローラが当該モータへの給電を停止
することを特徴とする。[3] In the power supply device for an electric vehicle according to the above [1], when a failure occurs in the motor or any of an inverter and a converter connected to the motor, the power controller stops supplying power to the motor. It is characterized by doing.
【００１４】〔４〕上記〔１〕記載の電気自動車の給電
装置において、前記バッテリーのいずれかに故障が生じ
たとき、前記電力コントローラが他のバッテリーのバッ
クアップ機能を有することを特徴とする。[4] In the power supply device for an electric vehicle according to the above [1], when one of the batteries fails, the power controller has a backup function for another battery.
【００１５】上記〔１〕〔２〕〔３〕又は〔４〕記載の
電気自動車の給電装置によれば、制御特性に合わせた給
電制御と障害時の適切なバックアップをすることができ
る。According to the power supply device for an electric vehicle described in the above [1], [2], [3] or [4], it is possible to perform power supply control according to the control characteristics and appropriate backup in the event of a failure.
【００１６】[0016]
【発明の実施の形態】以下、本発明の実施の態様につい
て図面を参照しながら説明する。Embodiments of the present invention will be described below with reference to the drawings.
【００１７】図１は本発明の第１実施例を示す電気自動
車の給電制御系を示す図である。FIG. 1 is a diagram showing a power supply control system of an electric vehicle according to a first embodiment of the present invention.
【００１８】この図において、１は第１のバッテリー、
２は第２のバッテリー、３〜１０は各車輪毎に設けたイ
ンホイール式のモータであり、モータ（Ｒ１）３、モー
タ（Ｌ１）４、モータ（Ｒ２）５、モータ（Ｌ２）６、
モータ（Ｒ３）７、モータ（Ｌ３）８、モータ（Ｒ４）
９、モータ（Ｌ４）１０からなる。１１は電力コントロ
ーラとしてのメインコントローラ、１２〜１９は各モー
タに接続されるインバータである。In this figure, 1 is a first battery,
Reference numeral 2 denotes a second battery, and reference numerals 3 to 10 denote in-wheel type motors provided for each wheel. The motor (R1) 3, the motor (L1) 4, the motor (R2) 5, the motor (L2) 6,
Motor (R3) 7, Motor (L3) 8, Motor (R4)
9, a motor (L4) 10. 11 is a main controller as a power controller, and 12 to 19 are inverters connected to each motor.
【００１９】まず、ここで、図２を用いてサスペンショ
ン（ダブルウィッシュボーン）機構の概略について説明
する。First, the outline of the suspension (double wishbone) mechanism will be described with reference to FIG.
【００２０】この図２において、１１１は車台（ＢＢ
Ｆ）、１１２，１１２′，１１３，１１３′は中空フレ
ーム、１１４，１１４′は前部後輪、１１５，１１５′
は前部前輪、１２０，１２０′はサスペンション（ダブ
ルウィッシュボーン）、１２１，１２１′は第１のサブ
フレーム、１２２，１２２′は第２のサブフレーム、１
２３、１２３′は緩衝部材、１２５，１２５′はローア
ーアーム、１２６，１２６′はアッパーアーム、１０
６，１０６′，１０７，１０７′は流体圧空圧シリン
ダ、１１６，１１６′はパイプ、１１７，１１７′はリ
ザーバである。In FIG. 2, reference numeral 111 denotes a chassis (BB).
F), 112, 112 ', 113, 113' are hollow frames, 114, 114 'are front rear wheels, 115, 115'
Are front front wheels, 120 and 120 'are suspensions (double wishbones), 121 and 121' are first subframes, and 122 and 122 'are second subframes.
23 and 123 'are cushioning members, 125 and 125' are lower arms, 126 and 126 'are upper arms,
6, 106 ', 107 and 107' are hydraulic and pneumatic cylinders, 116 and 116 'are pipes and 117 and 117' are reservoirs.
【００２１】次に、全輪がタンデムホイール式サスペン
ションを有する車両の給電制御系を示す。Next, a power supply control system for a vehicle in which all wheels have a tandem wheel type suspension will be described.
【００２２】給電制御系においては、バッテリー１，２
から供給される電力は、電力コントローラとしてのメイ
ンコントローラ１１によって制御される。つまり、各車
輪毎に設けたインホイール式のモータ（Ｒ１）３、イン
バータ１２、モータ（Ｌ１）４、インバータ１３、モー
タ（Ｒ４）９、インバータ１８、モータ（Ｌ４）１０、
インバータ１９の系と、各車輪毎に設けたインホイール
式のモータ（Ｒ２）５、インバータ１４、モータ（Ｌ
２）６、インバータ１５、モータ（Ｒ３）７、インバー
タ１６、モータ（Ｌ３）８、インバータ１７の系とから
なり、メインコントローラ１１によってインバータ１
２、インバータ１３、インバータ１８、インバータ１
９、インバータ１４、インバータ１５、インバータ１６
またはインバータ１７が制御される。In the power supply control system, batteries 1, 2
Is controlled by a main controller 11 as a power controller. That is, an in-wheel motor (R1) 3, an inverter 12, a motor (L1) 4, an inverter 13, a motor (R4) 9, an inverter 18, a motor (L4) 10,
The system of the inverter 19, the in-wheel type motor (R2) 5 provided for each wheel, the inverter 14, and the motor (L
2) It is composed of a system of 6, an inverter 15, a motor (R3) 7, an inverter 16, a motor (L3) 8, and an inverter 17, and the main controller 11
2, inverter 13, inverter 18, inverter 1
9, inverter 14, inverter 15, inverter 16
Alternatively, the inverter 17 is controlled.
【００２３】モータは直流モータでも交流モータでもよ
い。ただし、「Ｒ」は車両の右側、「Ｌ」は車両の左側
をいう。各第１のバッテリー１、第２のバッテリー２
は、電流容量を確保できるように構成され、複数個の組
み合わせから成り、バックアップ用のバッテリーを備え
ていてもよい。The motor may be a DC motor or an AC motor. However, "R" means the right side of the vehicle, and "L" means the left side of the vehicle. Each first battery 1, second battery 2
May be configured to secure a current capacity, may include a plurality of combinations, and may include a backup battery.
【００２４】メインコントローラ１１は、バッテリー１
に接続されるインバータ１２，１３；１８，１９を制御
し、さらに電路調節手段によって、自系の機器の障害に
応じて給電電力を調節すると共に、他系に障害が発生し
たときに自系のバッテリー１の電力を供給する機能を有
する。The main controller 11 includes a battery 1
18 and 19, and furthermore, the power supply adjusting means adjusts the supply power according to the failure of the equipment of the own system by the electric circuit adjusting means, and when the failure of the other system occurs, It has a function of supplying power of the battery 1.
【００２５】同じく、メインコントローラ１１は、バッ
テリー２に接続されるインバータ１４，１５；１６，１
７を制御し、さらに電路調節手段によって、自系の機器
の障害に応じて給電電力を調節すると共に、他系に障害
が発生したときに自系のバッテリーの電力を供給する機
能を有する。図示しないが、メインコントローラ１１
は、各種センサの検出出力を読み込んで、走行特性を演
算して制御する。Similarly, the main controller 11 includes inverters 14 and 15;
7 has a function of controlling the power supply according to the failure of the equipment of the own system by the electric circuit adjusting means, and supplying the power of the battery of the own system when a failure occurs in the other system. Although not shown, the main controller 11
Reads the detection outputs of various sensors and calculates and controls the running characteristics.
【００２６】図３は本発明の第２実施例を示す電気自動
車の給電制御系を示す図である。FIG. 3 is a diagram showing a power supply control system of an electric vehicle according to a second embodiment of the present invention.
【００２７】この図において、２１は第１のバッテリ
ー、２２は第２のバッテリー、２３〜３０は各車輪毎に
設けたインホイール式のモータであり、モータ（Ｒ１）
２３、モータ（Ｌ１）２４、モータ（Ｒ２）２５、モー
タ（Ｌ２）２６、モータ（Ｒ３）２７、モータ（Ｌ３）
２８、モータ（Ｒ４）２９、モータ（Ｌ４）３０からな
る。３１は電力コントローラとしてのメインコントロー
ラ、３２〜３９は各モータに接続されるインバータ、４
０〜４３は切換スイッチ（ＳＷ）である。In this figure, 21 is a first battery, 22 is a second battery, 23 to 30 are in-wheel type motors provided for each wheel, and the motor (R1)
23, motor (L1) 24, motor (R2) 25, motor (L2) 26, motor (R3) 27, motor (L3)
28, a motor (R4) 29 and a motor (L4) 30. 31 is a main controller as a power controller; 32 to 39 are inverters connected to each motor;
Numerals 0 to 43 are changeover switches (SW).
【００２８】（通常走行時）図３により、本発明の故障
のない、通常走行時の給電制御の態様について説明す
る。(During Normal Running) With reference to FIG. 3, a mode of power supply control during normal running without a failure according to the present invention will be described.
【００２９】車両制御を司るメインコントローラ制御出
力を受けて、各インバータの制御を以下のように行う。
通常走行時、車両の中心線に対して対称にモータ（Ｒ
１）２３とモータ（Ｌ１）２４、モータ（Ｒ４）２９と
モータ（Ｌ４）３０、モータ（Ｒ２）２５とモータ（Ｌ
２）２６、モータ（Ｒ３）２７とモータ（Ｌ３）２８を
対として給電制御する。この時、それぞれのモータに供
給する電流を同一とすれば、直進走行時、旋回時ともに
その電流に比例した回転トルクを各車輪に与えることが
できる。Upon receiving the control output of the main controller that controls the vehicle, each inverter is controlled as follows.
During normal running, the motor (R
1) 23 and motor (L1) 24, motor (R4) 29 and motor (L4) 30, motor (R2) 25 and motor (L
2) The power supply is controlled by using the motor (R3) 27 and the motor (L3) 28 as a pair. At this time, if the current supplied to each motor is the same, a rotational torque proportional to the current can be applied to each wheel during straight running and when turning.
【００３０】また、旋回時、メインコントローラ３１か
ら右側と左側のモータの回転数に応じた電流指令値を入
力し、各インバータ３２〜３９の電流指令値に応じた電
力を各モータ２３〜３０へ給電制御すると、より適切な
旋回角をとることができる。During turning, a current command value corresponding to the number of rotations of the right and left motors is input from the main controller 31, and electric power corresponding to the current command values of the inverters 32-39 is supplied to the motors 23-30. By controlling the power supply, a more appropriate turning angle can be obtained.
【００３１】さらに、各車輪にすべりが発生したとき
は、メインコントローラ３１において車体の速度と各車
輪に設けた速度計からの速度との偏差から演算した補正
値に応じて、各モータ２３〜３０への給電電力を制御す
る。Further, when slippage occurs in each wheel, each of the motors 23 to 30 is controlled by the main controller 31 in accordance with a correction value calculated from a deviation between the speed of the vehicle body and the speed from a speedometer provided on each wheel. Control the power supplied to the
【００３２】これ以外の態様は、メインコントローラ３
１からの指令があれば、それに応じてメインコントロー
ラ３１を制御することにより種々とり得る。In another mode, the main controller 3
If there is a command from 1, the control can be variously performed by controlling the main controller 31 accordingly.
【００３３】（障害発生時）図３により、本発明の障害
発生時の態様について説明する。(When a Fault Occurs) The mode when a fault occurs according to the present invention will be described with reference to FIG.
【００３４】〔例１〕前述した系において、モータ（Ｒ
２）２５が故障した場合：モータ（Ｒ２）２５の異常を
検出したセンサの検出出力を基にメインコントローラ３
１からの指令により、モータ（Ｒ２）２５とこれと対に
なっているモータ（Ｌ２）２６への給電を停止するため
に第１のバッテリー２１に接続されるスイッチＳＷ４０
をオフにして、バッテリー２から給電するために、スイ
ッチＳＷ４３をオンにして、モータ（Ｒ２）２５とこれ
と対になっているモータ（Ｌ２）２６へと給電されるこ
とになる。これにより車両の左右のバランスが保たれ
る。他の対のモータに異常が発生した場合にも同様の態
様になる。Example 1 In the system described above, the motor (R
2) When the 25 has failed: the main controller 3 based on the detection output of the sensor that has detected the abnormality of the motor (R2) 25
The switch SW40 connected to the first battery 21 to stop supplying power to the motor (R2) 25 and the motor (L2) 26 that is paired with the motor (R2) 25 in response to a command from the first battery 21
Is turned off and the switch SW43 is turned on to supply power from the battery 2, so that power is supplied to the motor (R2) 25 and the motor (L2) 26 that is paired with the motor (R2). Thereby, the left and right balance of the vehicle is maintained. The same applies to the case where an abnormality has occurred in another pair of motors.
【００３５】〔例２〕前述した系において、第２のバッ
テリー２２に異常が発生した場合：各バッテリーの異常
を検出したセンサの検出出力を基にメインコントローラ
３１からの指令により、スイッチ（ＳＷ）４２，４３を
オフにして、第２のバッテリー２２の給電路を遮断す
る。そして、スイッチ（ＳＷ）４０，４１をオンにし
て、第１のバッテリー２１から電力を供給する。つま
り、第１のバッテリー２１とモータ（Ｒ１，Ｌ１，Ｒ
２，Ｌ２，Ｒ３，Ｌ３，Ｒ４，Ｌ４）２３〜３０の給電
路を形成する。第１のバッテリー２１に異常が発生した
場合にも同様の態様になる。[Example 2] In the above-described system, when an abnormality occurs in the second battery 22: A switch (SW) is issued by a command from the main controller 31 based on a detection output of a sensor that detects abnormality of each battery. By turning off 42 and 43, the power supply path of the second battery 22 is cut off. Then, the switches (SW) 40 and 41 are turned on to supply power from the first battery 21. That is, the first battery 21 and the motors (R1, L1, R
2, L2, R3, L3, R4, L4) 23 to 30 are formed. The same applies to the case where an abnormality has occurred in the first battery 21.
【００３６】また、バッテリーのいずれかに故障が生じ
たとき、電力コントローラ３１が故障したバッテリーに
接続されるモータへの給電を停止する態様もとり得る。
これらの態様は、電流容量の多少、走行状態、例えば、
登坂中などに応じて予め設定することができる。Further, when one of the batteries fails, the power controller 31 may stop supplying power to the motor connected to the failed battery.
These aspects are somewhat different in the current capacity, the running state, for example,
It can be set in advance in accordance with, for example, climbing a hill.
【００３７】上記の実施態様では、インホイール式モー
タを８輪タンデム支持した車両の場合を例として説明し
たが、４輪以上の車輪を有する電気自動車について、本
発明は基本的には同様に実施できる。In the above-described embodiment, an example was described in which the vehicle supported an in-wheel type motor in tandem with eight wheels. However, the present invention is basically basically applied to an electric vehicle having four or more wheels. it can.
【００３８】なお、本発明は上記実施例に限定されるも
のではなく、本発明の趣旨に基づいて種々の変形が可能
であり、これらを本発明の範囲から排除するものではな
い。It should be noted that the present invention is not limited to the above embodiment, and various modifications are possible based on the spirit of the present invention, and these are not excluded from the scope of the present invention.
【００３９】[0039]
【発明の効果】以上、詳細に説明したように、本発明に
よれば、以下の様な効果を奏することができる。As described above, according to the present invention, the following effects can be obtained.
【００４０】複数個のモータを持つ電気自動車におい
て、電池を複数に分割し、その複数に分割されたそれぞ
れの電池から、複数個のモータに電力を供給することが
可能となる。これによって、電池の一部、あるいはモー
タの一部に故障が生じたときにも、電気自動車は引き続
き走行を続けることが可能になる。たとえば、８輪にそ
れぞれ一個づつモータが取り付けられた電気自動車で、
電池を２つに分割し、最前列と最後列の対のモータに
は、一方の電池から給電され、第２列と第３列の対のモ
ータにはもう一方の電池から給電できる。もし、一方の
電池に故障が生じた時には、他方の電池から全てのモー
タに給電できる。もし、一個のモータに故障が生じたと
きには、そのモータと対のモータへの給電は停止し、走
行を続行することができるようになる。このように、複
数のモータに複数の電源からそれぞれ効率よくかつ制御
特性を損なうことなく給電すると共に各モータへのバッ
クアップを確保できる。In an electric vehicle having a plurality of motors, it is possible to divide the battery into a plurality of parts, and to supply power to the plurality of motors from each of the plurality of divided batteries. This allows the electric vehicle to continue running even when a part of the battery or a part of the motor fails. For example, an electric car with one motor on each of the eight wheels,
The batteries are split into two, and the motors in the front row and the last row can be powered by one battery, and the motors in the second and third rows can be powered by the other battery. If one battery fails, the other battery can supply power to all motors. If a failure occurs in one motor, the power supply to the motor and the paired motor is stopped, and the vehicle can continue running. In this manner, power can be efficiently supplied from the plurality of power sources to the plurality of motors without impairing the control characteristics, and backup for each motor can be secured.
【図１】本発明の第１実施例を示す電気自動車の給電制
御系を示す図である。FIG. 1 is a diagram illustrating a power supply control system of an electric vehicle according to a first embodiment of the present invention.
【図２】本発明にかかるサスペンション機構の概略の模
式図である。FIG. 2 is a schematic diagram of a suspension mechanism according to the present invention.
【図３】本発明の第２実施例を示す電気自動車の給電制
御系を示す図である。FIG. 3 is a diagram illustrating a power supply control system of an electric vehicle according to a second embodiment of the present invention.
【図４】電気動力自動車の基本構成を示す図である。FIG. 4 is a diagram showing a basic configuration of an electric powered vehicle.
【図５】従来例の給電制御系のブロック図を示す。FIG. 5 is a block diagram of a conventional power supply control system.
１，２１ 第１のバッテリー ２，２２ 第２のバッテリー ３，２３ 車両右側最前部のインホイール式モータ
（Ｒ１） ４，２４ 車両左側最前部のインホイール式モータ
（Ｌ１） ５，２５ 車両右側最前部から２番目のインホイール
式モータ（Ｒ２） ６，２６ 車両左側最前部から２番目のインホイール
式モータ（Ｌ２） ７，２７ 車両右側最前部から３番目のインホイール
式モータ（Ｒ３） ８，２８ 車両左側最前部から３番目のインホイール
式モータ（Ｌ３） ９，２９ 車両右側最前部から４番目のインホイール
式モータ（Ｒ４） １０，３０ 車両左側最前部から４番目のインホイー
ル式モータ（Ｌ４） １１，３１ 電力コントローラ（メインコントロー
ラ） １２〜１９，３２〜３９ インバータ ４０〜４３ 切換スイッチ（ＳＷ） １１１ 車台（ＢＢＦ） １１２，１１２′，１１３，１１３′ 中空フレーム １１４，１１４′ 前部後輪 １１５，１１５′ 前部前輪 １２０，１２０′ サスペンション（ダブルウィッシ
ュボーン） １２１，１２１′ 第１のサブフレーム １２２，１２２′ 第２のサブフレーム １２３、１２３′ 緩衝部材 １２５，１２５′ ローアーアーム １２６，１２６′ アッパーアーム １０６，１０６′，１０７，１０７′ 流体圧空圧シ
リンダ １１６，１１６′ パイプ １１７，１１７′ リザーバ1,21 1st battery 2,22 2nd battery 3,23 In-wheel type motor (R1) 4,24 at the forefront of right side of vehicle 4,24 In-wheel type motor (L1) at the forefront of left side of vehicle 5,25 The second in-wheel motor (R2) from the part 6,26 The second in-wheel motor (L2) from the leftmost front of the vehicle 7,27 The third in-wheel motor (R3) from the rightmost front of the vehicle 8, 28 Third in-wheel motor (L3) from front left of vehicle 9,29 Fourth in-wheel motor (R4) from front right of vehicle 10,30 Fourth in-wheel motor from front left of vehicle (L4) L4) 11,31 Power controller (Main controller) 12-19,32-39 Inverter 40-43 Changeover switch (SW) 111 Chassis ( BF) 112, 112 ', 113, 113' Hollow frame 114, 114 'Front rear wheel 115, 115' Front front wheel 120, 120 'Suspension (double wishbone) 121, 121' First subframe 122, 122 'Second subframe 123, 123' Buffer member 125, 125 'Lower arm 126, 126' Upper arm 106, 106 ', 107, 107' Hydraulic pneumatic cylinder 116, 116 'Pipe 117, 117' Reservoir
─────────────────────────────────────────────────────
────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成１３年１０月１９日（２００１．１０．
１９）[Submission date] October 19, 2001 (2001.10.
19)
【手続補正１】[Procedure amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】０００６[Correction target item name] 0006
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【０００６】例えば、特開平３−２１５１０１号公報に
は、自動車の蓄電池の再充電までの間の走行距離を更に
伸ばすと同時に、より効率を高めることのできる電気運
転システムを目的とし、主電動機と副電動機は、通常、
主運転電池からのみ作動電流をうけ、この主運転電池は
正常運転中、スイッチを開にしておけば電池充電制御シ
ステムを介して走行距離延長電池により充電される。自
動車運転中に、主電池電圧が著しく降下した際には、ス
イッチをオンにして走行距離延長電池を主運転電池に並
列接続する技術が示されている。For example, Japanese Patent Application Laid-Open No. 3-215101 discloses an electric driving system which can further increase the traveling distance until the recharge of a storage battery of an automobile and at the same time increase the efficiency. The auxiliary motor is usually
Receiving the operating current only from the main driving battery, the main driving battery during normal operation, is RiTakashi conductive by the running distance extending battery via a battery charging control system if in the switch to open. A technique is disclosed in which when a main battery voltage drops significantly during operation of a vehicle, a switch is turned on to connect a mileage extending battery to the main operation battery in parallel.
【手続補正２】[Procedure amendment 2]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００３４[Correction target item name] 0034
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【００３４】〔例１〕前述した系において、モータ（Ｒ
２）２５が故障した場合：モータ（Ｒ２）２５の異常を
検出したセンサの検出出力を基にメインコントローラ３
１からの指令により、モータ（Ｒ２）２５とこれと対に
なっているモータ（Ｌ２）２６への給電を停止するため
に第１のバッテリー２１に接続されるスイッチＳＷ４０
をオフする。これにより車両の左右のバランスが保たれ
る。他の対のモータに異常が発生した場合にも同様の態
様になる。Example 1 In the system described above, the motor (R
2) When the 25 has failed: the main controller 3 based on the detection output of the sensor that has detected the abnormality of the motor (R2) 25
The switch SW40 connected to the first battery 21 to stop supplying power to the motor (R2) 25 and the motor (L2) 26 that is paired with the motor (R2) 25 in response to a command from the first battery 21
To turn off the. Thereby, the left and right balance of the vehicle is maintained. The same applies to the case where an abnormality has occurred in another pair of motors.
【手続補正３】[Procedure amendment 3]
【補正対象書類名】図面[Document name to be amended] Drawing
【補正対象項目名】図４[Correction target item name] Fig. 4
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【図４】 FIG. 4
Claims (4)
コントローラを有する電気自動車において、 前記バッテリーを複数に分割し、前記電力コントローラ
により各バッテリーから左右対になった駆動用モータへ
重複することなく給電することを特徴とする電気自動車
の給電装置。1. An electric vehicle having a plurality of drive motors, a battery, and a power controller, wherein the battery is divided into a plurality of parts, and the power controller supplies power to the left and right pair of drive motors without overlapping. A power supply device for an electric vehicle.
おいて、前記バッテリーのいずれかに故障が生じたと
き、前記電力コントローラが故障したバッテリーに接続
されるモータへの給電を停止することを特徴とする電気
自動車の給電装置。2. The power supply device for an electric vehicle according to claim 1, wherein when one of the batteries fails, the power controller stops supplying power to a motor connected to the failed battery. Power supply device for an electric vehicle.
おいて、前記モータあるいはこれに接続したインバータ
もしくはコンバータのいずれかに故障が生じたとき、前
記電力コントローラが当該モータへの給電を停止するこ
とを特徴とする電気自動車の給電装置。3. The power supply device for an electric vehicle according to claim 1, wherein when a failure occurs in the motor or any of an inverter and a converter connected to the motor, the power controller stops supplying power to the motor. A power supply device for an electric vehicle, comprising:
おいて、前記バッテリーのいずれかに故障が生じたと
き、前記電力コントローラが他のバッテリーのバックア
ップ機能を有することを特徴とする電気自動車の給電装
置。4. The power supply for an electric vehicle according to claim 1, wherein when one of the batteries fails, the power controller has a backup function for another battery. apparatus.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001025771A JP3393121B2 (en) | 2001-02-01 | 2001-02-01 | Power supply device for electric vehicles |
| PCT/JP2001/009421 WO2002060717A1 (en) | 2001-02-01 | 2001-10-26 | Power supply for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001025771A JP3393121B2 (en) | 2001-02-01 | 2001-02-01 | Power supply device for electric vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002233003A true JP2002233003A (en) | 2002-08-16 |
| JP3393121B2 JP3393121B2 (en) | 2003-04-07 |
Family
ID=18890701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001025771A Expired - Fee Related JP3393121B2 (en) | 2001-02-01 | 2001-02-01 | Power supply device for electric vehicles |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3393121B2 (en) |
| WO (1) | WO2002060717A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005050758A (en) * | 2003-07-31 | 2005-02-24 | Hiroshi Shimizu | Power supply device of electric vehicle |
| JP2005510391A (en) * | 2001-08-23 | 2005-04-21 | ゼネラル・モーターズ・コーポレーション | Vehicle chassis having a system responsive to non-mechanical control signals |
| EP2039577A2 (en) | 2007-09-21 | 2009-03-25 | Fuji Jukogyo Kabushiki Kaisha | Towing device for electric vehicle |
| JP2014156208A (en) * | 2013-02-18 | 2014-08-28 | Toyota Motor Corp | Movable body and control method therefor |
| JP2020048310A (en) * | 2018-09-19 | 2020-03-26 | 株式会社Ｓｕｂａｒｕ | Electric vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0496603A (en) * | 1990-08-08 | 1992-03-30 | Aisin Aw Co Ltd | Anti-collision system for motor car |
| JPH0646508A (en) * | 1992-07-22 | 1994-02-18 | Fuji Electric Co Ltd | Drive system for electric automobile |
| JPH10278596A (en) * | 1997-04-08 | 1998-10-20 | Hiroshi Shimizu | Electric vehicle |
| JP2001003398A (en) * | 1999-06-25 | 2001-01-09 | Kobe Steel Ltd | Hybrid construction machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5686818A (en) * | 1996-06-10 | 1997-11-11 | Scaduto; Martin | Power system for a electric vehicle |
-
2001
- 2001-02-01 JP JP2001025771A patent/JP3393121B2/en not_active Expired - Fee Related
- 2001-10-26 WO PCT/JP2001/009421 patent/WO2002060717A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0496603A (en) * | 1990-08-08 | 1992-03-30 | Aisin Aw Co Ltd | Anti-collision system for motor car |
| JPH0646508A (en) * | 1992-07-22 | 1994-02-18 | Fuji Electric Co Ltd | Drive system for electric automobile |
| JPH10278596A (en) * | 1997-04-08 | 1998-10-20 | Hiroshi Shimizu | Electric vehicle |
| JP2001003398A (en) * | 1999-06-25 | 2001-01-09 | Kobe Steel Ltd | Hybrid construction machine |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005510391A (en) * | 2001-08-23 | 2005-04-21 | ゼネラル・モーターズ・コーポレーション | Vehicle chassis having a system responsive to non-mechanical control signals |
| JP2005050758A (en) * | 2003-07-31 | 2005-02-24 | Hiroshi Shimizu | Power supply device of electric vehicle |
| JP4540950B2 (en) * | 2003-07-31 | 2010-09-08 | 株式会社クリーンクラフト | Electric vehicle power supply |
| EP2039577A2 (en) | 2007-09-21 | 2009-03-25 | Fuji Jukogyo Kabushiki Kaisha | Towing device for electric vehicle |
| US7712760B2 (en) | 2007-09-21 | 2010-05-11 | Fuji Jukogyo Kabushiki Kaisha | Towing device for electric vehicle |
| JP2014156208A (en) * | 2013-02-18 | 2014-08-28 | Toyota Motor Corp | Movable body and control method therefor |
| JP2020048310A (en) * | 2018-09-19 | 2020-03-26 | 株式会社Ｓｕｂａｒｕ | Electric vehicle |
| CN110920395A (en) * | 2018-09-19 | 2020-03-27 | 株式会社斯巴鲁 | Electric automobile |
| US10978984B2 (en) | 2018-09-19 | 2021-04-13 | Subaru Corporation | Electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3393121B2 (en) | 2003-04-07 |
| WO2002060717A1 (en) | 2002-08-08 |
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