PROBLEM TO BE SOLVED: To provide a traction controlling apparatus with which traction control of a vehicle in which driving wheels are rotated by a motor may be realized in a simple construction.SOLUTION: A traction controlling apparatus 100 suppressing slide of a driving wheel in a vehicle where the driving wheel is rotated by a motor, comprises: an actual angular acceleration calculation part 110 having a function for calculating actual angular acceleration of the motor based on rotational position of a rotor in the motor; an expected angular acceleration calculation part 130 having a function for calculating expectation angular acceleration of the motor, based on information including an output torque value of the motor; a slide detecting part 140 detecting a slide state of the driving wheel by comparing a change amount sa1 in the actual angular acceleration per unit time and a change amount sa2 in the expectation angular acceleration per unit time; and an output torque value controlling part 150 controlling an output torque value of the motor based on the sliding state of the driving wheel detected by the slide detecting part 140.SELECTED DRAWING: Figure 3
【課題】駆動輪をモータで回転させる車両のトラクション制御を簡便な構成で実現可能なトラクション制御装置を提供する。【解決手段】駆動輪をモータで回転させる車両において駆動輪の滑りを抑制するトラクション制御装置であって、モータにおけるロータの回転位置に基づいてモータの実角加速度を算出する機能を有する実角加速度算出部110と、モータの出力トルク値を含む情報に基づいてモータの推定角加速度を算出する機能を有する推定角加速度算出部130と、実角加速度の単位時間当たりの変化量sa1と推定角加速度の単位時間当たりの変化量sa2とを比較することにより駆動輪の滑りの状態を検出する滑り検出部140と、滑り検出部140によって検出された駆動輪の滑りの状態に基づいてモータの出力トルク値を制御する出力トルク値制御部150とを備えることを特徴とするトラクション制御装置100。【選択図】図3
TRACTION CONTROLLING APPARATUS AND TRACTION CONTROLLING METHOD
トラクション制御装置及びトラクション制御方法
2017-11-02
Patent
Elektronische Ressource
Japanisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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