论述了真空断路器所使用的弹簧操动机构的优化方法,提出对每种断路器均需要一种动力与之相配合的操动机构,同时在110kV真空断路器样机负载特性给定的条件下,对传动杆件进行了优化设计分析.
苑舜, 王季梅, 谢国辉, 刘昕
doaj
作为决定断路器性能的关键部件之一,弹簧操动机构性能的优劣将直接对断路器的技术性能产生非常重大的影响。笔者基于ANSYS商用有限元软件,建立了拉伸弹簧的有限元模型,对高压断路器中螺旋拉伸保持弹簧在冲击载荷下的应力分布进行了计算。通过仿真,求得了断路器保持弹簧在冲击载荷作用下应力分布情况,计算结果与实验结果吻合较好。另外,笔者还对断路器保持弹簧的疲劳强度问题进行了研究,分析结果对于今后断路器弹簧操动机构的设计和维护有一定的参考价值。
周勇, 周北岳, 李小松
doaj
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