| 板式换热器板片的失效分析 |
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| 引用本文： | 喻红梅,张礼敬,凌祥,杨旭. 板式换热器板片的失效分析[J]. 陶瓷科学与艺术, 2001, 0(1) |
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| 作者姓名： | 喻红梅 张礼敬 凌祥 杨旭 |
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| 作者单位： | 南京化工大学机械工程学院!南京，210009，南京化工大学机械工程学院!南京，210009，南京化工大学机械工程学院!南京，210009，南京烷基苯厂机动处!南京，210046 |
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| 基金项目： | 江苏省教委自然科学基金 |
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| 摘 要： | 通过垢层电子探针成分分析和金相分析 ,发现板式换热器板片失效的主要原因是由于换热器介质中含有Cl-、S2 -而导致点腐蚀穿孔。并据此提出严格控制磺酸钠溶液的碱度以防止板片失效或采用钛材作为板式换热器以增加材料的耐蚀性的措施。
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| 关 键 词： | 板式换热器 失效分析 不锈钢板片 |
FAILURE ANALYSIS OF PLATES IN PLATE-TYPE HEAT EXCHANGER |
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| Yu Hongmei Zhang Lijing Ling Xiang College of Mechanical Engineering,Nanjing University of Chemical Technology,Nanjing,,China Yang Xu Nanjing Alkylbenzene Plant,Nanjing,,China. FAILURE ANALYSIS OF PLATES IN PLATE-TYPE HEAT EXCHANGER[J]. Ceramics Science & Art, 2001, 0(1) |
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| Authors: | Yu Hongmei Zhang Lijing Ling Xiang College of Mechanical Engineering Nanjing University of Chemical Technology Nanjing China Yang Xu Nanjing Alkylbenzene Plant Nanjing China |
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| Affiliation: | Yu Hongmei Zhang Lijing Ling Xiang College of Mechanical Engineering,Nanjing University of Chemical Technology,Nanjing,210009,China Yang Xu Nanjing Alkylbenzene Plant,Nanjing,210046,China |
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| Abstract: | Failure analysis of heat transfer plates in a plate-type heat exchanger was performed. It is concluded that the pitting corrosion of the plates is caused by Cl - and S 2- in the medium. Failure prevention methods were accordingly proposed. |
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| Keywords: | plate heat exchanger failure analysis stainless steel plate |
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