动力站空气预热器管束泄露原因分析

Analysis of Corrosion Leakage of air Preheater Tube in Power Station

本文简要论述了某石化公司动力站空气预热器管束腐蚀泄露的腐蚀形貌、腐蚀机理、防范措施,分析了空气预热器管束使用ND钢等不同材质的优缺点,阐述了空气预热器管束腐蚀泄露的机理,提出了空气预热器管束防腐的原则和建议,为类似腐蚀案例的判断提供借鉴依据。

This paper discusses a Petrochemical Industries Co of power station tube corrosion leakage of air preheater corrosion morphology, corrosion mechanism, prevention measures, analyzes the advantages and disadvantages of airheater using ND steel of different materials, this paper describes the mechanism of leakage of air preheater corrosion, put forward the principles and recommendations airheater anti-corrosion, provides the reference for the similar corrosion case judgment.