JP2009038895A - 回生エネルギ量報知装置 - Google Patents
回生エネルギ量報知装置 Download PDFInfo
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Abstract
【解決手段】ハイブリッド制御装置15は、車両1の距離が所定距離に達するまでの間、発電量検知部43が検知する発電量を積算し、積算した発電量を所定距離で除算して区間充電量を算出する。表示装置19は、ハイブリッド制御装置15が算出した区間充電量を画面に表示する。
【選択図】図1
Description
エンジン3に高負荷がかかる車両1の発進時や加速時には、モータジェネレータ7を駆動状態に設定し、エンジン3とモータジェネレータ7とによって駆動輪29を回転駆動させる。これにより、エンジン3の負荷が軽減される。モータジェネレータ7によるトルクアシスト量は、排ガスや燃費が最適となるように制御される。このようなトルクアシストによって、トランスミッション5が早期にシフトアップを行うため、燃費が向上する。なお、本実施形態では、車速信号が示す車速の上昇率(車両1の加速度)が大きく、且つアクセル操作信号がアクセルペダルの操作を示しているとき、車両1の発進時又は加速時と判定するが、例えば、アクセルペダルの踏み込み方向への変動速度が所定速度よりも速い場合に発進時又は加速時と判定するなど、他の方法によって車両1が発進時又は加速時であるか否かを判定してもよい。さらに、車両1がGPS情報の受信機能を有する場合、車速センサ35を設けず、車両1の位置情報から車両1の車速を算出してもよい。
車両1の定速走行時には、モータジェネレータ7を非作動状態に設定し、エンジン3によってのみ駆動輪29を回転駆動させる。これにより、走行状態に応じた最適なギヤ段で車両1が走行し、燃費が向上する。また、モータジェネレータ7が駆動系から切り離されているので、モータフリクションや磁界によってエネルギが無駄に消費されてしまうことがない。本実施形態では、車速信号が示す車速がゼロではなく且つその変動率(車両1の加速度)が所定の範囲内であるとき、車両1の定速走行時と判定するが、例えば、アクセルペダルの踏み込み方向又は踏み込み解除方向への変動速度が所定速度よりも遅い場合に定速走行時と判定するなど、他の方法によって車両1が定速走行時であるか否かを判定してもよい。
車両1の減速時には、モータジェネレータ7を回生状態に設定し、トランスミッション5の出力軸の回転をクラッチ33及びギヤ31を介してモータジェネレータ7に伝達し、モータジェネレータ7が発電した電力を回生エネルギとしてM/Gインバータ17を介してバッテリ9に蓄電する。この減速時には、クラッチ21によってエンジン3とトランスミッション5とを切り離す。これにより、モータジェネレータ7にプロペラシャフト23の回転が無駄なく伝達され、回生エネルギを効率よく発生させて回収することができる。また、停車直前のエンジンアイドル回転以下の車速やエンジンブレーキ相当の緩減速での走行であっても、回生エネルギを得ることができる。本実施形態では、車速信号が示す車速がゼロではなく且つアクセル操作信号がアクセルペダルの非操作(操作解除)を示しているとき、車両1の減速時と判定するが、例えば、車速信号が示す速度が減少傾向である場合に減速時と判定したり、車両1がGPS情報の受信機能を有する場合に車両1の位置情報から車両1の加速度を算出し、この加速度が減速状態である場合に減速時と判定したり、車両1が前後方向の加速度を検出する加速度センサを有する場合にこの加速度センサが検出する加速度が減速状態である場合に減速時と判定するなど、他の方法によって車両1が減速時であるか否かを判定してもよい。
3:エンジン
5:トランスミッション
7:モータジェネレータ(発電手段、電動手段)
9::バッテリ(二次電池)
15:ハイブリッド制御装置(走行距離検知手段、回生エネルギ量算出手段)
19:表示装置(報知手段)
29:後輪(駆動輪)
43:発電量検知部(発電量検知手段)
45:駆動回転速度センサ(走行距離検知手段)
Claims (2)
- 発電手段と電動手段と二次電池とを備え、前記発電手段は、駆動輪に連動して従動回転して発電する回生状態に設定可能であり、前記電動手段は、前記駆動輪を駆動回転する駆動状態に設定可能であり、前記二次電池は、前記発電手段が生起した電力を蓄電するとともに、前記電動手段に電力を供給する車両に設けられる回生エネルギ量報知装置であって、
前記車両の走行距離を検知する走行距離検知手段と、
前記発電手段の発電量を検知する発電量検知手段と、
前記走行距離検知手段が検知した走行距離が所定距離に達するまでの間、前記発電量検知手段が検知する発電量を積算し、積算した発電量に基づいて、前記車両が前記所定距離を走行する間に生起された回生エネルギ量を算出する回生エネルギ量算出手段と、
前記回生エネルギ量算出手段が算出した回生エネルギ量を運転者に報知する報知手段と、を備えた
ことを特徴とする回生エネルギ量報知装置。 - 請求項1に記載の回生エネルギ量報知装置であって、
前記車両は、エンジンを備え、
前記回生エネルギ量算出手段は、予め設定された前記発電手段の発電量と前記エンジンの燃料消費量との相関関係を用いて、前記積算した発電量を前記エンジンの燃料消費量に換算した燃料換算量を前記回生エネルギ量として算出する
ことを特徴とする回生エネルギ量報知装置。
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JP2007200924A JP4385342B2 (ja) | 2007-08-01 | 2007-08-01 | 回生エネルギ量報知装置 |
PCT/JP2008/063533 WO2009017093A1 (ja) | 2007-08-01 | 2008-07-28 | 回生エネルギ量報知装置 |
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JP2007200924A JP4385342B2 (ja) | 2007-08-01 | 2007-08-01 | 回生エネルギ量報知装置 |
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Cited By (8)
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JP2010206976A (ja) * | 2009-03-04 | 2010-09-16 | Denso Corp | 車載用報知装置 |
JP2011153859A (ja) * | 2010-01-26 | 2011-08-11 | Aisin Aw Co Ltd | 車両用走行案内装置、車両用走行案内方法及びコンピュータプログラム |
JP2012050279A (ja) * | 2010-08-30 | 2012-03-08 | Panasonic Corp | 蓄電装置 |
JP2013005600A (ja) * | 2011-06-16 | 2013-01-07 | Denso Corp | 車両用表示装置 |
WO2013069421A1 (ja) * | 2011-11-07 | 2013-05-16 | 本田技研工業株式会社 | 電動車両の表示装置 |
KR101748264B1 (ko) * | 2015-09-03 | 2017-06-27 | 현대자동차주식회사 | 자동차용 연비정보 표시 장치 및 그 제어방법 |
KR20180025660A (ko) * | 2016-09-01 | 2018-03-09 | 현대자동차주식회사 | 전기 모터를 구비한 자동차 및 그를 위한 회생 제동량 표시 방법 |
JP7403058B2 (ja) | 2019-03-29 | 2023-12-22 | パナソニックIpマネジメント株式会社 | 提示システム、提示方法、及びプログラム |
Family Cites Families (4)
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JP3092494B2 (ja) * | 1995-10-03 | 2000-09-25 | 三菱自動車工業株式会社 | 電気自動車の運転状態表示装置 |
JP2000247164A (ja) * | 1999-02-26 | 2000-09-12 | Nissan Motor Co Ltd | ハイブリッド車両の表示装置 |
JP3853660B2 (ja) * | 2002-01-23 | 2006-12-06 | 本田技研工業株式会社 | 燃料電池車両の表示装置 |
JP2005035413A (ja) * | 2003-07-16 | 2005-02-10 | Toyota Motor Corp | 車両用表示装置および車両 |
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2007
- 2007-08-01 JP JP2007200924A patent/JP4385342B2/ja not_active Expired - Fee Related
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2008
- 2008-07-28 WO PCT/JP2008/063533 patent/WO2009017093A1/ja active Application Filing
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JP2010206976A (ja) * | 2009-03-04 | 2010-09-16 | Denso Corp | 車載用報知装置 |
US8452505B2 (en) | 2009-03-04 | 2013-05-28 | Denso Corporation | Notification apparatus |
JP2011153859A (ja) * | 2010-01-26 | 2011-08-11 | Aisin Aw Co Ltd | 車両用走行案内装置、車両用走行案内方法及びコンピュータプログラム |
JP2012050279A (ja) * | 2010-08-30 | 2012-03-08 | Panasonic Corp | 蓄電装置 |
JP2013005600A (ja) * | 2011-06-16 | 2013-01-07 | Denso Corp | 車両用表示装置 |
WO2013069421A1 (ja) * | 2011-11-07 | 2013-05-16 | 本田技研工業株式会社 | 電動車両の表示装置 |
JP5275529B1 (ja) * | 2011-11-07 | 2013-08-28 | 本田技研工業株式会社 | 電動車両の表示装置 |
US9043068B2 (en) | 2011-11-07 | 2015-05-26 | Honda Motor Co., Ltd. | Display device of electric vehicle |
KR101748264B1 (ko) * | 2015-09-03 | 2017-06-27 | 현대자동차주식회사 | 자동차용 연비정보 표시 장치 및 그 제어방법 |
KR20180025660A (ko) * | 2016-09-01 | 2018-03-09 | 현대자동차주식회사 | 전기 모터를 구비한 자동차 및 그를 위한 회생 제동량 표시 방법 |
JP7403058B2 (ja) | 2019-03-29 | 2023-12-22 | パナソニックIpマネジメント株式会社 | 提示システム、提示方法、及びプログラム |
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