• Title/Summary/Keyword: Pulsating Frictional Force

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Dynamic Stability of a Drum-brake Shoe Under a Pulsating Frictional Force (주기적인 마찰력을 받는 드럼-브레이크 슈의 동적안정성)

  • 류봉조;오부진;임경빈;김효준
    • Transactions of the Korean Society for Noise and Vibration Engineering
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    • v.12 no.11
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    • pp.890-896
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    • 2002
  • This paper deals with the dynamic stability of a brake shoe under pulsating frictional forces. A lining part of brake systems is assumed as a distributed spring, and the supported elements of a shoe are assumed as translational springs for a constant distributed frictional force and a pulsating frictional force. Governing equations are derived by the use of the extended Hamilton's principle, and numerical results are calculated by finite element method. The critical distributed frictional force and instability regions were investigated for the change of distributed spring constants and translational spring constants.