高速列车车顶高压设备流场特性研究
Electric Drive for Locomotives(2017)
Abstract
高速列车车顶高压设备裸露于室外,易受环境影响产生积污.针对高速列车车顶受电弓绝缘子区域的流场特性进行仿真计算,分析高速列车运行情况下的流场结构,对3种不同导流罩下的车顶高压设备流场特性进行对比,得到了不同导流罩对高压设备区域流场的影响.结果表明:侧板型导流罩可增加绝缘子周围气流速度,避免污物沉积.
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