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超(超)临界锅炉给水疏水系统流动加速腐蚀特征和风险辨识
引用本文:黄兴德,游喆,赵泓,王国蓉,顾庆华,祝青. 超(超)临界锅炉给水疏水系统流动加速腐蚀特征和风险辨识[J]. 中国电力, 2011, 44(2): 37-42
作者姓名:黄兴德  游喆  赵泓  王国蓉  顾庆华  祝青
作者单位:1. 华东电力试验研究院有限公司,上海,200437
2. 上海外高桥第二发电有限责任公司,上海,200137
3. 中国华电望亭发电厂,江苏,苏州,215155
4. 神华国华太仓发电厂,江苏,太仓,215433
基金项目:上海市青年科技启明星计划资助项目
摘    要:结合水(汽)与炉管接触反应界面的氧化层(膜)的物质输送模型和流动加速腐蚀(FAC)研究理论,确定FAC是超(超)临界机组运行中暴露的众多共性化学问题的根本原因。通过对超(超)临界机组FAC特征的识别、预警和有效抑制,有助于提高超临界机组的安全经济运行水平。采用给水全挥发性处理的超(超)临界机组,要加强对FAC现象及特征的评估。

关 键 词:超(超)临界机组  FAC  给水  氧化膜

Discrimination of FAC features and threats in feed water and drainage systems of supercritical and ultra-supercritical units
HUANG Xing-de,YOU Zhe,ZHAO Hong,WANG Guo-rong,GU Qing-hua,ZHU Qing. Discrimination of FAC features and threats in feed water and drainage systems of supercritical and ultra-supercritical units[J]. Electric Power, 2011, 44(2): 37-42
Authors:HUANG Xing-de  YOU Zhe  ZHAO Hong  WANG Guo-rong  GU Qing-hua  ZHU Qing
Affiliation:HUANG Xing-de1,YOU Zhe1,ZHAO Hong 2,WANG Guo-rong 3,GU Qing-hua 4,ZHU Qing1(1.East China Electric Power Research & Test Institute Co.,Ltd.,Shanghai 200437,China,2.Waigaoqiao No.2 Power Plant Co.,Shanghai 200137,3.China Huadian Wangting Power Plant,Suzhou 215155,4.Shenhua Guohua Taicang Power Plant,Taicang 215433,China)
Abstract:Combining with the matter transporting model of the water(steam)-metal and the theory of FAC(Flow Accelerated Corrosion),FAC is determined as the ultimate causation for the numerous chemical problems in common of supercritical and ultra-supercritical units.Clear discrimination,early warning and effectively restraining of FAC features of supercritical units could be utilized to substantially improve the operation quality.FAC situation assessment should be carried out in supercritical and ultra-supercritical ...
Keywords:FAC
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