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Maneuver Analysis of Full-vehicle Featuring Electrorheological Suspension and Electrorheological Brake

ER 현가장치 및 ER 브레이크를 적용한 전체차량의 거동분석

  • 성금길 (인하대학교 기계공학부) ;
  • 최승복 (인하대학교 대학원 기계공학과)
  • Published : 2007.05.20

Abstract

This paper presents a maneuver analysis of a full-vehicle featuring electrorheological(ER) suspension and ER brake. In order to achieve this goal, an ER damper and an ER valve pressure modulator are devised to construct ER suspension and ER brake systems, respectively. After formulating the governing equations of the ER damper and ER valve pressure modulator, they are designed and manufactured for a middle-sized passenger vehicle, and their field-dependent characteristics are experimentally evaluated. The governing equation of motion for the full-vehicle is then established and integrated with the governing equations of the ER suspension and ER brake. Subsequently, a sky-hook controller for the ER suspension and a sliding mode controller for the ER brake are formulated and implemented. Control performances such as vertical displacement and braking distance of vehicle are evaluated under various driving conditions through computer simulations.

Keywords

References

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