集输管道球阀的故障与维护

摘要

This paper presents the structure and working principles of pipeline ball valves along with faults diagnosis. Some maintenance and management technologies are put forward at the end.%本文阐述了管道球阀的组成结构以及工作原理,并对其使用过程中常见的故障进行分析,最后提出了几点球阀的维护和管理技术.