JPWO2013114624A1 - 減速因子推定装置及び運転支援装置 - Google Patents
減速因子推定装置及び運転支援装置 Download PDFInfo
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Abstract
Description
2 車両
3 車両制御システム
4 HMI装置(支援装置)
5 エンジン(内燃機関)
6 モータジェネレータ、MG(電動機)
7 変速機
8 ブレーキ装置
9 バッテリ
10 車速センサ
11 加速度センサ
12 ヨーレートセンサ
13 アクセルセンサ
14 ブレーキセンサ
15 GPS装置
16 無線通信装置
17 データベース
50 ECU
51 車両特性演算部
52 記憶部
53 運転支援制御部
54 車両挙動安定制御検出部
56 CAN
60 車速演算部
61 加速度演算部
62 駆動力演算部
63 車重演算部
64 空気抵抗演算部
65 ロードロード演算部
66 車重異常判定部
67 フィルタリング演算部
68 推定処理制御部
70 運転支援装置
81 ショート系支援部
82 ショート系学習部
83 ミドル系支援部
84 ミドル系学習部
85 ロング系支援部
86 ロング系学習部
87 車両制御部
88 支援処理制御部
Claims (11)
- 車両の減速因子を推定する減速因子推定装置であって、
ロードロード推定値を算出するロードロード演算部と、
前記ロードロード推定値の所定周波数成分を抽出するフィルリング処理を行うフィルタリング演算部を備えることを特徴とする減速因子推定装置。 - 前記フィルタリング演算部は、前記ロードロード推定値を第1時定数でフィルタリング処理することで総ロードロード成分を抽出し、
前記ロードロード推定値を前記第1時定数よりも周期が長い第2時定数でフィルタリング処理することで車両起因ロードロード成分を抽出し、
前記総ロードロード成分から前記車両起因ロードロード成分を減算して環境起因ロードロード成分を算出することを特徴とする請求項1に記載の減速因子推定装置。 - 前記ロードロード演算部及び前記フィルタリング演算部を含む減速因子推定部と、
前記車両の駆動力を取得する駆動力取得部と、
前記車両の車速を取得する車速取得部と、
前記車両の加速度を取得する加速度取得部と、を有し、
前記減速因子推定部は、取得された駆動力と速度と加速度との関係に基づいて、前記ロードロード推定値を含む複数の減速因子を推定することを特徴とする請求項2に記載の減速因子推定装置。 - 前記減速因子は、空気抵抗係数及び車両重量の少なくとも一方を含み、
前記減速因子推定部は、前記環境起因ロードロード成分がしきい値以上である場合、空気抵抗係数及び車両重量の少なくとも一方の推定を停止することを特徴とする請求項3に記載の減速因子推定装置。 - 前記減速因子は、空気抵抗係数及び車両重量の少なくとも一方を含み、
前記減速因子推定部は、前記環境起因ロードロード成分の変化量がしきい値以上である場合、空気抵抗係数及び車両重量の少なくとも一方の推定を停止することを特徴とする請求項3または4に記載の減速因子推定装置。 - 前記減速因子推定部は、前記車速及び前記加速度に基づいて、推定する1つの減速因子を決定することを特徴とする請求項3から5のいずれか一項に記載の減速因子推定装置。
- 前記減速因子推定部は、運動方程式を用いて減速因子と駆動力と速度と加速度との関係を解析し、前記減速因子を推定することを特徴とする請求項3から6のいずれか一項に記載の減速因子推定装置。
- 請求項2から7のいずれか一項に記載の減速因子推定装置と、
前記減速因子推定装置で推定された減速因子を用いて、運転支援を実行する運転支援制御部と、を有することを特徴とする運転支援装置。 - 前記運転支援制御部は、前記環境起因ロードロード成分がしきい値以上である場合、運転支援を停止することを特徴とする請求項8に記載の運転支援装置。
- 前記運転支援制御部は、前記環境起因ロードロード成分の変化量がしきい値以上である場合、運転支援を停止することを特徴とする請求項8または9に記載の運転支援装置。
- 車両挙動安定制御の作動を検出する車両挙動安定制御検出部をさらに有し、
前記運転支援制御部は、前記車両挙動安定制御検出で車両挙動安定制御が作動していることが検出された場合、運転支援を停止することを特徴とする請求項8から10のいずれか一項に記載の運転支援装置。
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Application Number | Priority Date | Filing Date | Title |
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PCT/JP2012/052556 WO2013114624A1 (ja) | 2012-02-03 | 2012-02-03 | 減速因子推定装置及び運転支援装置 |
Publications (2)
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JPWO2013114624A1 true JPWO2013114624A1 (ja) | 2015-05-11 |
JP5831560B2 JP5831560B2 (ja) | 2015-12-09 |
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JP6301605B2 (ja) * | 2013-07-31 | 2018-03-28 | 株式会社東芝 | 抵抗推定装置、エネルギ推定装置、方法およびプログラム |
DE102014207628A1 (de) * | 2014-04-23 | 2015-10-29 | Continental Teves Ag & Co. Ohg | Verfahren zur Ermittlung eines Offsets eines Inertialsensors |
US9758052B2 (en) * | 2014-11-13 | 2017-09-12 | Ford Global Technologies, Llc | Power spike mitigation |
JP6493262B2 (ja) * | 2016-03-18 | 2019-04-03 | 株式会社アドヴィックス | 車両の制御装置 |
US10189453B2 (en) | 2016-10-05 | 2019-01-29 | Toyota Motor Engineering & Manufacturing North America, Inc. | Coasting guidance timing and drive force adjustment |
US9896106B1 (en) | 2016-10-24 | 2018-02-20 | Toyota Motor Engineering & Manufacturing North America, Inc. | Coasting distance determination for coasting assistance system |
US9898928B1 (en) | 2016-10-25 | 2018-02-20 | Toyota Motor Engineering & Manufacturing North America, Inc. | Coasting guidance timing and learning based on approach lane |
US10054456B2 (en) | 2016-11-01 | 2018-08-21 | Toyota Motor Engineering & Manufacturing North America, Inc. | Selective learning and display for coasting guidance system |
US10118604B1 (en) | 2017-07-07 | 2018-11-06 | Toyota Motor Engineering & Manufacturing North America, Inc. | System and method for improved battery pre-charge and deactivation timing in traffic |
CN107757622B (zh) * | 2017-08-29 | 2019-09-20 | 宝沃汽车(中国)有限公司 | 车辆扭矩的补偿方法,装置和车辆 |
JP7143733B2 (ja) * | 2018-11-14 | 2022-09-29 | トヨタ自動車株式会社 | 環境状態推定装置、環境状態推定方法、環境状態推定プログラム |
CN112061106B (zh) * | 2020-09-15 | 2022-04-19 | 中国第一汽车股份有限公司 | 自动驾驶控制方法、装置、车辆和存储介质 |
JP7144504B2 (ja) * | 2020-12-28 | 2022-09-29 | 本田技研工業株式会社 | 車両制御システム |
CN114228893B (zh) * | 2021-12-27 | 2023-05-30 | 科大讯飞股份有限公司 | 一种两轮车的车速控制方法、装置、存储介质及设备 |
CN114407906B (zh) * | 2022-01-25 | 2023-07-07 | 东风柳州汽车有限公司 | 一种车辆载重测量方法、装置、存储介质及设备 |
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US20150006052A1 (en) | 2015-01-01 |
DE112012005806B4 (de) | 2020-12-03 |
CN104080683A (zh) | 2014-10-01 |
WO2013114624A1 (ja) | 2013-08-08 |
CN104080683B (zh) | 2016-10-19 |
US9205843B2 (en) | 2015-12-08 |
DE112012005806T5 (de) | 2014-10-16 |
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