JP2018133991A - モータ駆動制御装置 - Google Patents
モータ駆動制御装置 Download PDFInfo
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Abstract
Description
図1は、本実施の形態における電動アシスト車であるモータ付き自転車の一例を示す外観図である。このモータ付き自転車1は、モータ駆動装置を搭載している。モータ駆動装置は、二次電池101と、モータ駆動制御器102と、トルクセンサ103と、ブレーキセンサ104と、モータ105と、アシストの有無などを指示するための操作パネル106と、ペダル回転センサ107とを有する。
瞬時回生効率=1−(回生ブレーキ電圧/逆起電力電圧)
=1−(回生トルク/車速相当トルク値)
電池電圧×電池充電電流 = 一定回生電力 = モータ逆起電力×モータ電流
Kpd=Min[3,Max[0,(1−Vph/Max[|Vf|,Vfl])]]
自動回生目標トルク演算部1204については、図7に示した構成に代わって、図15に示すような構成であっても良い。
1030 FETブリッジ
1020 制御器
106 操作パネル
104 ブレーキセンサ
103 トルクセンサ
108 サーミスタ
107 ペダル回転センサ
101 二次電池
1021 演算部
1022 ペダル回転入力部
1023 温度入力部
1024 車速入力部
1025 可変遅延回路
1026 モータ駆動タイミング生成部
1027 トルク入力部
1028 ブレーキ入力部
1029 AD入力部
10211 メモリ
Claims (8)
- 電動アシスト車両であって、
充電可能な電池と、
回生制動力を生じさせるようにモータを動作させるモータ駆動部と、
前記充電可能な電池の残量の低下度合いを表す値の累積値に応じて、前記電動アシスト車両の走行状態に応じて決定される回生制動力を補正して、当該補正された回生制動力を前記モータに生じさせるように前記モータ駆動部を制御する回生制御部と、
を有する電動アシスト車両。 - 前記値が、外部電源によって前記充電可能な電池を充電する各タイミングにて得られる値である
請求項1記載の電動アシスト車両。 - 前記回生制御部は、
前記累積値が、前記タイミングにおける前記充電可能な電池の残量の低下度合いが閾値以上である間に得られた前記値を用いて算出される場合に、前記回生制動力を増加させる 請求項2記載の電動アシスト車両。 - 前記回生制御部は、
前記累積値が、前記充電可能な電池の残量の不足を表す値を用いて算出される場合、前記回生制動力を増加させる
請求項1記載の電動アシスト車両。 - 前記回生制御部は、
前記充電可能な電池の出力電圧に基づき、前記値を決定する
請求項1記載の電動アシスト車両。 - 前記回生制御部は、
ブレーキ操作に応じて前記モータ駆動部に回生制動を実施させる
請求項1記載の電動アシスト車両。 - 前記回生制御部は、
前記電動アシスト車両の走行状態に応じて、自動的に、前記モータ駆動部に回生制動を実施させる
請求項1記載の電動アシスト車両。 - 前記回生制御部は、
前記充電可能な電池の残量の低下に応じて前記回生制動力が増加するようにさらに前記回生制動力を補正する
請求項1記載の電動アシスト車両。
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