主进出水阀制造过程典型质量缺陷分析  

Analysis of Typical Quality Defects in the Manufacturing Process of Main Inlet and Outlet Valves

作　　者：曹卫华 宿国祯 Cao Weihua;Su Guozhen(Beijing IWHR Corporation,Beijing 100048;State Grid Xinyuan Materials Co.,Ltd.,Beijing 100032)

机构地区：[1]北京中水科工程集团有限公司,北京100048 [2]国网新源物资有限公司,北京100032

出　　处：《设备监理》2024年第4期25-28,共4页Plant Engineering Consultants

摘　　要：受国家能源政策影响,抽水蓄能项目大量上马,有些设备制造过程中难免出现质量问题。本文介绍了某抽水蓄能电站某台主进出水阀加工过程中阀体上游侧法兰螺孔中存在的线性缺陷,以及监造工程师协调制造厂进行缺陷处理的过程;阐述了制造厂采取去除缺陷、扩孔、镶套等方式解决问题的过程方法,分析了缺陷产生的原因,提出了改进措施,保证了最终产品质量。Influenced by national energy policies,a large number of pumped storage projects have been initiated,leading to inevitable quality issues in some equipment manufacturing processes.This paper introduces a linear defect found in the screw hole on the upstream side flange of the valve body during the machining process of a certain main inlet and outlet valve at a pumped storage power station,and introduces the process of the supervising engineer coordinating defect resolution with the manufacturing plant according to the workflow.It elaborates on the manufacturing plant’s processes of defect removal,hole expansion,and bushing installation to address the issue,while analyzing the causes of the defect and proposing improvement measures,ensuring the final product quality.

关 键 词：主进出水阀 制造 质量缺陷 

分 类 号：TB497[一般工业技术]