电热套

SS4改型机车电空阀加装电热套的利弊分析

Analysis on the advantages and disadvantages of adding electric heating jacket to electropneumatic valve

用水为介质在直径200mm，高300mm的外表面电热套加热的圆柱形敞口容器中分别在自吸式搅拌装置和普通螺旋桨叶轮搅拌下进行了对比蒸发实验。

Water evaporation experiments were performed for the stirrer introduced in a 200 mm diameter and 300 mm long cylindrical electric heated uncovered vessel to verify its feasibility .

文章通过理论计算和实际测量，得出了电空阀加装电热套弊大于利的结论。

From calculation and actual measurement , it is concluded in this paper that the disadvantages of adding electric heating jacket to electropneumatic valve are more than its advantages .

常见的补口方法有沥青热浇涂、热烤沥青缠带、聚乙烯胶粘带、环氧粉末、聚乙烯电热熔套、幅射交联聚乙烯热收缩套、复合结构等。

The common existing techniques of field coating for welded joints include asphalt coating , asphalt tape coating , polyethylene tape coating , expoxy powder coating , polyethylene heat fusion sleeve , radiation crosslinked polyethylene heat shrinkable sleeve , compound structure , etc.