Gas pipes

Analysis of re-failure form of gas pipeline which is enwinded and renovated by glassfiber;

玻璃纤维缠绕修复的煤气管道再破坏形式分析

This paper analyzes the main causes of corrosion on boilers' gas pipelines,puts forth the measure of teflon-steel coated thermoplastic inner-cased pipe,which was implemented.

分析了造成锅炉煤气管道系统腐蚀的主要原因,提出并实施了采用聚四氟乙烯钢覆热滚塑内衬管道的解决办法。

Two rush-repair methods of patching up and sleeve for gas pipeline leakage are introduced.

介绍了补丁法和套管法等2种煤气管道泄漏抢修方法。

the network structure of the gas system is made up of gas pipeline network and unit model.

煤气系统的网络结构由煤气管网和单元模型组成,单元模型连接到不同煤气管网,产生或消耗不同煤气。

Thickness testing sensor for gas pipe wall;

煤气管道壁厚检测传感器

The special hydraulic valve taking the place of the stopper for gas pipe has improved the efficiency,decreased the intensity and danger in the operation of gas.

在煤气管道上安装液压翻板阀,通过操作翻板代替人工抽堵盲板作业可以提高工作效率,降低劳动强度和作业危险性。

The mechanism and reasons of local corrosion of internal wall of coal gas pipeline are analyzed.

分析了煤气管道内壁局部腐蚀的机理和原因,煤气管道的内应力和煤气中的杂质是造成煤气管道腐蚀的主要原因,其中硫化氢是造成电化学腐蚀的重要杂质。