轴封电加热器工作时如何控制气体

轴封电加热器的主要作用是抽吸汽轮机封气系统中的混合气体，防止气体从封端部泄漏到汽机房和油系统中，从而污染环境，破坏油品质量。气体物质进入轴封电加热器内冷却为水，使冷凝液受热，剩余未冷凝气体排入大气。若是增加疏水回流阻力，轴封电加热器疏水经过多段水封后又有一定高度返回到凝汽器汽面，流动阻力加高差正好等于凝汽器真空，此时较为正常。

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