PROBLEM TO BE SOLVED: To provide a vehicle drive power control device which is mounted on an electric vehicle having a driving device capable of independently controlling driving power of right and left wheels so that, for example, when a sudden lock state caused by biting the foreign matter in a wheel house brings a vehicle to stop, countermeasures can be taken to resolve the lock state in an early stage without a special structure for releasing the lock state in the driving device.SOLUTION: A vehicle drive power control device is mounted on an electric vehicle having a plurality of driving devices 5, 5 capable of independently controlling driving power of right and left wheels 2, 2. The vehicle drive power control device comprises: a driving device lock detection unit 13 which monitors whether the driving device 5 is locked or not during vehicle travel; a stopping detection unit 18 which detects whether the vehicle is in a stopping state or not; and a lock releasing control unit 16 which outputs, when the stopping detection unit 18 detects stopping of the vehicle after the locking state is detected, torque in a reverse direction to an advancing direction of the vehicle before stopping to the driving device 5 where the locking state is detected.SELECTED DRAWING: Figure 1
【課題】左右輪の駆動力を独立して制御できる駆動装置を有する電気自動車に装備され、駆動装置にロック解除用の特別な構造を有しなくても、例えばホイールハウスへの異物の噛み込みのような突発的なロック状態となり、停車してしまった時に、早期にロック状態を解消すべく処置を施すことができる車両の駆動力制御装置を提供する。【解決手段】左右輪2,2の駆動力を独立して制御できる複数の駆動装置5,5を有する電気自動車に装備される。車両走行時に駆動装置5がロックしていないかを監視する駆動装置ロック検出部13と、車両が停止状態にあるか否かを検出する停車検出部18とを備える。ロックが検出された後に停車検出部18が停車したと検出したときに、ロックが検出された駆動装置5に対し、停車前の車両の進行方向と逆向きのトルクを駆動装置5へ出力するロック解消制御部16を備える。【選択図】 図1
VEHICLE DRIVE POWER CONTROL DEVICE
車両の駆動力制御装置
2018-03-15
Patent
Electronic Resource
Japanese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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