JP2015089722A - 車両 - Google Patents
車両 Download PDFInfo
- Publication number
- JP2015089722A JP2015089722A JP2013230163A JP2013230163A JP2015089722A JP 2015089722 A JP2015089722 A JP 2015089722A JP 2013230163 A JP2013230163 A JP 2013230163A JP 2013230163 A JP2013230163 A JP 2013230163A JP 2015089722 A JP2015089722 A JP 2015089722A
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- JP
- Japan
- Prior art keywords
- power
- vehicle
- engine
- storage device
- time
- 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
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- 239000003054 catalyst Substances 0.000 claims description 53
- 238000002485 combustion reaction Methods 0.000 claims description 22
- 238000010792 warming Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 25
- 230000003197 catalytic effect Effects 0.000 description 20
- 238000010248 power generation Methods 0.000 description 11
- 230000007423 decrease Effects 0.000 description 10
- 239000007789 gas Substances 0.000 description 9
- 230000003247 decreasing effect Effects 0.000 description 7
- 238000000746 purification Methods 0.000 description 5
- 102100022002 CD59 glycoprotein Human genes 0.000 description 3
- 101000897400 Homo sapiens CD59 glycoprotein Proteins 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000000779 depleting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Images
Classifications
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- B60W20/13—Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limits; in order to prevent overcharging or battery depletion
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- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B60L53/14—Conductive energy transfer
- B60L53/18—Cables specially adapted for charging electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
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Abstract
【解決手段】車両は、エンジンと、エンジンの動力を用いて発電する第1モータジェネレータと、第1モータジェネレータで発電された電力を蓄電する蓄電装置と、蓄電装置に蓄電された電力を車両の外部に供給するための接続部と、蓄電装置のSOCが所定の始動閾値に達した場合に、エンジンを始動させるECUとを備える。ECUは、車両が走行し得ない状態であり、かつ、接続部から車両の外部に電力を供給している期間における始動閾値ON2を、車両が走行し得る状態における始動閾値ON1よりも低く設定する。
【選択図】図3
Description
<車両の概略構成>
図1は、実施の形態1に係る車両の構成を概略的に示すブロック図である。図1を参照して、車両100はプラグインハイブリッド車である。車両100は、蓄電装置110と、SMR(System Main Relay)115と、PCU(Power Control Unit)120と、第1モータジェネレータ130と、第2モータジェネレータ135と、動力伝達ギア140と、駆動輪150と、エンジン160と、ECU(Electronic Control Unit)300とを備える。
本実施の形態の理解を容易にするために、まず第1の検討例におけるエンジンの制御について説明する。
(1)第1モータジェネレータ130によりエンジン160を始動させるための電力が蓄電装置110に確保されていること。
(2)エンジン160の始動時に触媒暖機が可能であること。すなわち、触媒暖機中にSOCが減少し続けたときに、蓄電装置110が過放電状態に至らないこと(SOCの最小値MIN1が下限値LLを下回らないこと)。
(3)走行中にドライバのアクセル操作に応じて、車両100の駆動力を発生させるための電力が蓄電装置110に確保されていること。
実施の形態1によれば、車両100が走行し得る状態と、車両100が走行し得ない状態であって、かつ、車両100の外部に電力を給電している期間とでは、異なる始動閾値が設定される。
実施の形態1では、車両外部への給電が継続される場合について説明した。一方で、短期間の外部給電を繰り返し行なう場合も考えられる。このような場合について、比較対象となる第2の検討例におけるエンジンの制御について説明する。なお、実施の形態2(および第2の検討例)に係る車両の構成は、実施の形態1に係る車両の構成(図1参照)と同等である。
第2の検討例では、CSモードにおいて、比較的短期間で給電要求信号REQのオンとオフとが切り換わる場合を検討する。給電要求信号REQのオフからオンに切り換わる度に、それに連動してエンジンが始動して、触媒暖機を行なうようにエンジンが制御される。
これに対し、実施の形態2によれば、実施の形態1と同様に、始動閾値ON2が設定される。さらに、外部給電中にはSOCが始動閾値ON2に達した場合を除き、触媒暖機が行なわれないようにエンジンが制御される。
図6は、図3および図5に示すタイミングチャートにおける処理の流れを説明するためのフローチャートである。図6を参照して、このフローチャートに示される処理は、所定の条件成立時に実行される。所定の条件成立時とは、たとえば車両100がReadyON状態に移行したときである。
Claims (2)
- 車両であって、
内燃機関と、
前記内燃機関の動力を用いて発電する発電機と、
前記発電機で発電された電力を蓄電する蓄電装置と、
前記蓄電装置に蓄電された電力を前記車両の外部に供給するための外部給電部と、
前記蓄電装置の充電状態が所定の下限値に達した場合に、前記内燃機関を始動させる制御装置とを備え、
前記制御装置は、前記車両が走行し得ない状態であり、かつ、前記外部給電部から前記車両の外部に電力を供給している期間における前記下限値を、前記車両が走行し得る状態における前記下限値よりも低く設定する、車両。 - 前記内燃機関から排出される排気ガス浄化するための触媒装置をさらに備え、
前記内燃機関は、前記排気ガスにより前記触媒装置を暖機可能であり、
前記制御装置は、前記蓄電装置の充電状態が前記下限値に達するまでは、前記内燃機関による前記触媒装置の暖機を禁止する、請求項1に記載の車両。
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US15/032,579 US10005447B2 (en) | 2013-11-06 | 2014-11-04 | Vehicle, controller for vehicle, and control method for vehicle |
CN201480060404.8A CN105705366B (zh) | 2013-11-06 | 2014-11-04 | 车辆、用于车辆的控制器和用于车辆的控制方法 |
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