Factors influencing laying up corrosion of low temperature reheater tubes in Russian-made units

ZHANG Guangwen; LIU Feng; LI Jia; WANG Dejun; ZHANG Cuiling

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Factors influencing laying up corrosion of low temperature reheater tubes in Russian-made units

更新时间：2025-09-28

- Factors influencing laying up corrosion of low temperature reheater tubes in Russian-made units
- Thermal Power Generation Issue 10, (2017)
- 作者机构：
  
  1. 神华国华（北京）电力研究院有限公司,北京,100025
  2. 西安热工研究院有限公司,陕西,西安,710032
  3. 神华国华绥中发电有限责任公司,辽宁,葫芦岛,125200
  4. 神华国华盘山发电有限责任公司,天津,301900
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM621.8
- Published Online：01 November 2017，
  
  Published：2017
- 稿件说明：
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ZHANG Guangwen, LIU Feng, LI Jia, et al. Factors influencing laying up corrosion of low temperature reheater tubes in Russian-made units[J]. Thermal power generation, 2017, (10).
DOI：

ZHANG Guangwen, LIU Feng, LI Jia, et al. Factors influencing laying up corrosion of low temperature reheater tubes in Russian-made units[J]. Thermal power generation, 2017, (10). DOI：

摘要

俄供机组低温再热器管内壁腐蚀与停机保养阶段环境因素的控制密切相关。通过模拟实验，研究相对湿度、温度等环境因素以及停机加药措施对存在积盐的低温再热器（12CrMoV材质）腐蚀的影响。结果表明：湿度对低温再热器腐蚀的影响最大，控制相对湿度低于40%，可使存在积盐的低温再热器达到免蚀。建议使用活性胺对存在积盐的低温再热器进行保护。针对俄供机组不同的停备用时间，提出了以降低系统湿度为主的停炉保养措施。

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