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阻力迷宫式轴密封装置概述 被引量:1

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摘要 迷宫密封是在转轴周围设若干个依次排列的环行密封齿,齿与齿之间形成一系列截流间隙与膨胀空腔,被密封介质在通过曲折迷宫的间隙时产生节流效应而达到阻漏的目的。在火电机组烟风道中,为了关闭或调节烟、风量的大小、安装了大量的关闭或调节挡板风门。本文针对常规烟气挡板门带灰热一、二次风外漏污染环境进行了改进。
作者 陶继平
出处 《低碳世界》 2017年第19期77-78,共2页 Low Carbon World
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