To suppress the deviation of vehicle speed of a vehicle from a target vehicle speed in an engine equipped with a supercharger.SOLUTION: A feedforward control unit 226 is provided with a lookahead calculation unit 226a for calculating the feedforward value of requested torque of an engine based on a target vehicle speed after a predetermined fixed time assuming that a supercharger is not in operation, and a lookahead correction unit 226b for correcting the feedforward value calculated by the lookahead calculation unit 226a. The lookahead correction unit 226b corrects the feedforward value calculated by the lookahead calculation unit 226a on the basis of a difference between the estimated output torque of the engine after a fixed time when it is assumed that the supercharger is not in operation and the estimated output torque of the engine after a fixed time when it is assumed that the supercharger is in operation.SELECTED DRAWING: Figure 6

    【課題】過給機付きのエンジンにおいて、車両の車速が目標車速から乖離することを抑制する。【解決手段】フィードフォワード制御部226は、予め定められた一定時間後の目標車速に基づくエンジンの要求トルクのフィードフォワード値を、過給機が稼働していないと仮定して算出する先読み算出部226aと、先読み算出部226aが算出したフィードフォワード値を補正する先読み補正部226bとを備えている。先読み補正部226bは、過給機が稼働していないと仮定したときの一定時間後のエンジンの予想出力トルクと、過給機が稼働していると仮定したときの一定時間後のエンジンの予想出力トルクとの差分に基づいて、先読み算出部226aが算出したフィードフォワード値を補正する。【選択図】図6


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    Title :

    VEHICLE SPEED CONTROLLER


    Additional title:

    車速制御装置


    Contributors:

    Publication date :

    2019-12-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen



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