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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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直接空冷凝汽器流动加速腐蚀的影响因素
, PP. 118-122
Keywords: 直接空冷,凝汽器,流动加速腐蚀,溶解氧,ph值,流速,温度
Abstract:
采用正交试验方法研究了空冷岛运行状态下温度、溶解氧含量、ph值、碱化剂种类和流速对碳钢部件流动加速腐蚀(fac)的影响。结果表明：温度对空冷岛fac的影响最大,溶解氧量次之,流速影响较小；碱化剂的使用与ph值相关,其联合作用不可忽视；水中溶解氧含量较低时,由于会影响金属表面fe2o3保护膜的形成,使得金属易产生fac,此时,提高水中溶解氧量可有效抑制fac。
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