FAULT ANALYSIS OF RECIRCULATING VALVE FOR TURBINE-DRIVEN FEED-WATER PUMP IN ZHUHAI POWER PLANT

YE Wenhua; HUANG Biliang

doi:10.19666/j.rlfd.2005.01.012

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FAULT ANALYSIS OF RECIRCULATING VALVE FOR TURBINE-DRIVEN FEED-WATER PUMP IN ZHUHAI POWER PLANT

Thermal Power Generation Issue 1, Pages: 38-39(2005)

更新时间：2025-09-28

- FAULT ANALYSIS OF RECIRCULATING VALVE FOR TURBINE-DRIVEN FEED-WATER PUMP IN ZHUHAI POWER PLANT
- 作者机构：
  
  1. 珠海发电厂
  2. 珠海发电厂,广东,珠海,519050
  3. ,广东,珠海,519050
- 作者简介：
- 基金信息：
- DOI：10.19666/j.rlfd.2005.01.012
  CLC： TK264.9
- Published：2005
- 稿件说明：
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YE Wenhua, HUANG Biliang. FAULT ANALYSIS OF RECIRCULATING VALVE FOR TURBINE-DRIVEN FEED-WATER PUMP IN ZHUHAI POWER PLANT[J]. Thermal Power Generation, 2005, (1): 38-39.
DOI：

YE Wenhua, HUANG Biliang. FAULT ANALYSIS OF RECIRCULATING VALVE FOR TURBINE-DRIVEN FEED-WATER PUMP IN ZHUHAI POWER PLANT[J]. Thermal Power Generation, 2005, (1): 38-39. DOI： 10.19666/j.rlfd.2005.01.012.

摘要

介绍汽动给水泵再循环阀的控制原理及其在运行中出现的剧烈振动、阀杆及阀芯脱落、密封环磨损、阀门内漏等故障

并进行了分析

提出加强再循环阀的维护和提高其检修工艺质量及保持其工作在最佳工况的解决方法

Abstract

The control principle of recirculating valve for feedwater has been presented

and faults occurred in operation

such as severe vibration

comingoff of valve stem and core

wornout of sealing ring

leakagein of the valve etc.

being analysed

as well as some measures being put forward for strengthening maintenance of the recirculating valve and enhancing the quality of its repair technology

to maintain its operation under optimal work condition.

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