直升机液弹阻尼器填充材料粘性特性分析

液弹阻尼器是现代直升机旋翼系统的关键部件,由于其突出的性能优势代表了阻尼器的发展方向。本文基于液弹阻尼器的工作原理,通过液弹阻尼器填充液的分析选择,进行液弹阻尼器填充材料特性研究。建立正确分析液弹阻尼器设计分析模型,充分考虑粘温性能、粘压性能的综合影响,揭示影响液弹阻尼器力学性能的参数敏感性,为新型液弹阻尼器的结构设计与计算综合分析提供支持。

The Filling Material Viscidity Characteristic Analysis of Helicopter Fluidlastic Damper

Fluidlastic damper is the key part of modern helicopter rotor system,it represents the developing direction of damper because of its outstanding performance feature.This paper describes the analysis and selection of filling liquid of Fluidlastic damper for studying the filling material features.The proper analysis model of Fluidlastic damper design was established,the compound effect of viscous temperature performance and viscous pressure performance was taken into account,and the parameter sensitivity that affecting the Fluidlastic damper mechanic performance was disclosed,these provide the basis for the new Fluidlastic damper structure design and general calculation analysis.