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Development and Optimal Operation of an Electro-Hydraulic Controlled Rig Type CVT

전자유압제어식 리그형 CVT 개발과 최적운전

  • 김광원 (성균관대학교 기계공학과 대학원) ;
  • 권혁빈 (성균관대학교 기계공학과 대학원) ;
  • 김현수 (성균관대학교 기계공학과) ;
  • 은탁 (생산기술연구원 기계기술실용화센터) ;
  • 박찬일 (현대자동차 마북리연구소 연구부)
  • Published : 1993.09.01

Abstract

An electro-hydraulic controlled rig type CVT(Continuously Variable Transmission) system was developed and its performance tests were carried out for the optimal operation. A CVT map was suggested based on the speed ration-axial force-torque relationship which was derived from the metal belt CVT mechanics. Also, a real time control and operation software was developed for the electro-hydraulic CVT system. By using the software and the CVT map, the control system was designed for the CVT speed ratio control with various drive modes. The electro-hydraulic CVT system developed in this study showed that the optimal operation algorithm could be obtained for the best fuel economy or the maximum power mode.

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