Arc spring is the key component for Dual Mass Flywheel-Circumferential Spring(DMF-CS) torsional damper,which has been effectively applied in automotive driveline.

• 采用离散化分析方法,推导出弧形螺旋弹簧弹性特性的解析表达式,分析了扭振减振器转速对弧形螺旋弹簧弹性特性的影响,结果表明其刚度是随转速升高而增大的。