To provide a controller for an all-wheel drive vehicle capable of preventing the occurrence of vehicle body vibration which is caused by an eigenvalue (a resonant frequency) of an entire drive system and can give discomfort to a passenger, without worsening fuel economy and responsiveness, and without causing cost increase.SOLUTION: A TCU70 comprises: a torque bump occurrence prediction section 72 for predicting whether or not a bump occurs in a torque outputted from an engine 20 and inputted to an entire drive system 3; and a transfer clutch control section 73 for controlling a clamping force of a transfer clutch 41 on the basis of a drive state of an AWD vehicle 5. The transfer clutch control section 73 releases the transfer clutch 41 when a vehicle speed is in a prescribed range, a transmission ratio is in a prescribed range, and the bump has been predicted to occur in the torque inputted to the entire drive system 3.SELECTED DRAWING: Figure 1

    【課題】燃費や応答性を悪化させることなく、かつ、コストアップを伴うことなく、駆動系全系が持つ固有値(共振周波数)に起因し、乗員に違和感を与え得る車体振動の発生を防止することが可能な全輪駆動車の制御装置を提供する。【解決手段】TCU70は、エンジン20から出力され、駆動系全系3に入力されるトルクに段差が生じるか否を予測するトルク段差発生予測部72と、AWD車5の運転状態に基づいて、トランスファクラッチ41の締結力を制御するトランスファクラッチ制御部73とを備えている。トランスファクラッチ制御部73は、車速が所定範囲内であり、変速比が所定範囲内であり、かつ、駆動系全系3に入力されるトルクに段差が生じると予測された場合に、トランスファクラッチ41を解放する。【選択図】 図1


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    Title :

    CONTROLLER FOR ALL-WHEEL DRIVE VEHICLE


    Additional title:

    全輪駆動車の制御装置


    Contributors:

    Publication date :

    2021-02-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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