To make vibration cutoff performance at a spring upper member and grounding performance at a spring lower member compatible at high level according to a momentarily changing motion state of a vehicle 10.SOLUTION: An electromagnetic suspension device comprises: an electromagnetic actuator 13 which generates driving force related to vibration damping of a vehicle body; an information acquisition part 42 which acquires information on a stroke speed of the electromagnetic actuator 13 and a state quantity of a vehicle 10; a plurality of filters FS which have individual gain characteristics set; a filter setting part 43 which sets a filter having gain characteristics adapted to the state quantity of the vehicle 10 selectively out of the plurality of filters FS; a filter processing part 45 which performs filter processing on a stroke speed signal using the filter set by the filter setting part 43; and a drive control part 49 which performs drive control over the electromagnetic actuator 13 based upon relation information between a stroke speed after the filter processing and damping force corresponding to the stroke speed.SELECTED DRAWING: Figure 3

    【課題】ばね上部材における振動遮断性能とばね下部材における接地性能とを、時々刻々と変動する車両10の運動状態に応じて高水準で両立させる。【解決手段】車体の振動減衰に係る駆動力を発生させる電磁アクチュエータ13と、電磁アクチュエータ13のストローク速度、及び車両10の状態量の情報を取得する情報取得部42と、各個別のゲイン特性がそれぞれに設定された複数のフィルタFSと、複数のフィルタFSのなかから、車両10の状態量に適応するゲイン特性を有するフィルタを選択的に設定するフィルタ設定部43と、ストローク速度信号に対して、フィルタ設定部43で設定されたフィルタを用いてフィルタ処理を施すフィルタ処理部45と、フィルタ処理後のストローク速度と、ストローク速度に対応する減衰力の関係情報とに基づいて、電磁アクチュエータ13の駆動制御を行う駆動制御部49と、を備える。【選択図】図3


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    Title :

    ELECTROMAGNETIC SUSPENSION DEVICE


    Additional title:

    電磁サスペンション装置


    Contributors:

    Publication date :

    2019-01-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge



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