环网柜二次小室防凝露措施研究

Journal of Electric Power Science and Technology(2017)

Cited 3|Views10
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Abstract
柜内安装加热器、安装直流风扇、外壁覆盖隔热层是目前较为常用的3种电力系统户外设备防凝露措施.分析凝露形成机理,在人工环境气候室内搭建环网柜二次小室凝露现象研究实验系统,分别记录3种措施下实验组及空白对照组的凝露时间.实验结果表明:柜内安装加热器和柜壁外侧覆盖隔热层均可以起到防凝露的作用,且柜内安装加热器的防凝露效果更好;柜内安装直流风扇不仅不会起到防凝露的作用,还会缩短凝露时间.
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