发明授权
US06825591B2 Method for controlling a piezoelectric drive and a piezoelectric drive for the implementation of the method 失效
用于控制压电驱动器的方法和用于实施该方法的压电驱动器

  • 专利标题: Method for controlling a piezoelectric drive and a piezoelectric drive for the implementation of the method
  • 专利标题(中): 用于控制压电驱动器的方法和用于实施该方法的压电驱动器
  • 申请号: US10268534
    申请日: 2002-10-08
  • 公开(公告)号: US06825591B2
    公开(公告)日: 2004-11-30
  • 发明人: Dirk JansenMatthias Baumgartner
  • 申请人: Dirk JansenMatthias Baumgartner
  • 优先权: DE10149671 20011009
  • 主分类号: H02N206
  • IPC分类号: H02N206
Method for controlling a piezoelectric drive and a piezoelectric drive for the implementation of the method
摘要:
A method for controlling a piezoelectric drive wherein a required voltage to be applied to a piezoactuator for a desired deflection of the piezoactuator is determined by means of the deflection characteristic curve of the piezoactuator, the piezoactuator is supplied with a current by means of a current source, the voltage is measured on the piezoactuator while the piezoactuator is being supplied with the current from the current source, the voltage measured is compared to the voltage required, and the supply of the piezoactuator with the current from the current source is turned off once the required voltage is reached.
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