JP4285477B2 - ハイブリッド車両 - Google Patents
ハイブリッド車両 Download PDFInfo
- Publication number
- JP4285477B2 JP4285477B2 JP2005366031A JP2005366031A JP4285477B2 JP 4285477 B2 JP4285477 B2 JP 4285477B2 JP 2005366031 A JP2005366031 A JP 2005366031A JP 2005366031 A JP2005366031 A JP 2005366031A JP 4285477 B2 JP4285477 B2 JP 4285477B2
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- Prior art keywords
- fuel
- vehicle
- control device
- internal combustion
- combustion engine
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
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- 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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
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- B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
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- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
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- B60L58/13—Maintaining the SoC within a determined range
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- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
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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
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- 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
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Description
図1は、実施の形態に係る車両100の概略ブロック図である。
次に、車両100において商用電源55の交流電圧VACから直流の充電電圧を発生する方法について説明する。
図2では、図1のインバータ20および30のうちのU相アームが代表として示されている。またモータジェネレータの3相コイルのうちU相コイルが代表として示されている。
図2、図3を参照して、まず電圧VAC>0すなわちラインACL1の電圧VM1がラインACL2の電圧VM2よりも高い場合には、昇圧コンバータのトランジスタQ1はON状態とされ、トランジスタQ2はOFF状態とされる。これにより昇圧コンバータ10は電源ラインPL2から電源ラインPL1に向けて充電電流を流すことができるようになる。
以上、外部から充電が可能なハイブリッド車両について説明した。このような外部から充電可能なハイブリッド自動車においては、電気自動車走行の領域が広がり、エンジン始動時間が減り、燃料がなかなか消費されないことが予想される。したがって、たとえば夏に補給した燃料が冬まで持越される等その季節に適合した燃料性状でない燃料が燃料タンクに残存している可能性が高くなる。
図1、図5を参照して、ハイブリッド車両100は、バッテリB1と、バッテリB1から電力供給を受けて車輪を駆動するトルクを発生するモータジェネレータMG2と、モータジェネレータMG2と併用されて車輪を駆動するために運転されるエンジン4と、エンジン4の燃料を蓄積する燃料タンク180と、バッテリB1の充電状態を含む車両状態が通常のEV走行条件を満たすときに、エンジン4を停止させた状態でモータジェネレータMG2によって車輪を駆動させるEV走行を行なうように車両を制御する制御装置60とを備える。制御装置60は、燃料タンクに蓄積された燃料の性状が適切でないと予測される場合には、車両状態が通常のEV走行条件を満たすときであっても、EV走行を行なわずにエンジン4を運転させて燃料を消費させる。
図7を参照して、充電状態SOCは、たとえば、車両停止時のバッテリの開放電圧を測定し、まず運転時にバッテリに入出力される電流値を積算することによって算出される。通常運転時においては、たとえばSOCの下限値がSOCL1(たとえば10%)に設定され、SOCの上限値はSOCU1(たとえば90%)に設定されている。これにより家庭で図1の充電用コネクタ50を使用してSOCが90%になるまで充電が行なわれる。
Claims (5)
- 蓄電装置と、
前記蓄電装置から電力供給を受けて車輪を駆動するトルクを発生する第1の回転電機と、
前記第1の回転電機と併用されて車輪を駆動するために運転される内燃機関と、
前記内燃機関の燃料を蓄積する燃料タンクと、
前記蓄電装置の充電状態を含む車両状態が第1の条件を満たすときに、前記内燃機関を停止させた状態で前記第1の回転電機によって前記車輪を駆動させるEV走行を行なうように車両を制御する制御装置とを備え、
前記制御装置は、前記燃料タンクに蓄積された前記燃料の性状が適切でないと予測される場合には、前記車両状態が前記第1の条件を満たすときであっても、前記EV走行を行なわずに前記内燃機関を運転させて燃料を消費させ、
前記制御装置は、前記燃料タンクに前記燃料の補給が行なわれた時期を認識し、前記燃料タンクに前記燃料が補給されない期間が所定期間を超えたら前記燃料の性状が適切でないと判断する、ハイブリッド車両。 - 蓄電装置と、
前記蓄電装置から電力供給を受けて車輪を駆動するトルクを発生する第1の回転電機と、
前記第1の回転電機と併用されて車輪を駆動するために運転される内燃機関と、
前記内燃機関の燃料を蓄積する燃料タンクと、
前記蓄電装置の充電状態を含む車両状態が第1の条件を満たすときに、前記内燃機関を停止させた状態で前記第1の回転電機によって前記車輪を駆動させるEV走行を行なうように車両を制御する制御装置とを備え、
前記制御装置は、前記燃料タンクに蓄積された前記燃料の性状が適切でないと予測される場合には、前記車両状態が前記第1の条件を満たすときであっても、前記EV走行を行なわずに前記内燃機関を運転させて燃料を消費させ、
前記制御装置は、前記燃料を消費する前記内燃機関の効率を判断し、前記効率が所定値よりも低下したときに前記燃料の性状が適切でないと判断する、ハイブリッド車両。 - 蓄電装置と、
前記蓄電装置から電力供給を受けて車輪を駆動するトルクを発生する第1の回転電機と、
前記第1の回転電機と併用されて車輪を駆動するために運転される内燃機関と、
前記内燃機関の燃料を蓄積する燃料タンクと、
前記蓄電装置の充電状態を含む車両状態が第1の条件を満たすときに、前記内燃機関を停止させた状態で前記第1の回転電機によって前記車輪を駆動させるEV走行を行なうように車両を制御する制御装置とを備え、
前記制御装置は、前記燃料タンクに蓄積された前記燃料の性状が適切でないと予測される場合には、前記車両状態が前記第1の条件を満たすときであっても、前記EV走行を行なわずに前記内燃機関を運転させて燃料を消費させ、
前記燃料の蒸発特性を検知するセンサをさらに備え、
前記制御装置は、前記センサの出力が現在の季節に合わない蒸発特性を示す場合に前記燃料の性状が適切でないと判断する、ハイブリッド車両。 - 前記内燃機関からトルクを受けて発電を行なう第2の回転電機をさらに備え、
前記第1の回転電機は、前記内燃機関の運転時には前記蓄電装置と前記第2の回転電機の両方から電力供給を受け、
前記制御装置は、前記燃料の性状が適切でないと予測される場合には、前記燃料の性状が適切であると予測される場合に比べて前記第2の回転電機による発電量を増大させ前記蓄電装置からの電力供給割合を減らす、請求項1〜3のいずれか1項に記載のハイブリッド車両。 - 前記蓄電装置に運転者が車外から充電するための接続部をさらに備える、請求項1〜4のいずれか1項に記載のハイブリッド車両。
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