| TP316L 在生物质锅炉过热器气相条件下的腐蚀特性 |
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| 引用本文： | 罗必雄,印佳敏,吴占松.TP316L 在生物质锅炉过热器气相条件下的腐蚀特性[J].热力发电,2011,40(3). |
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| 作者姓名： | 罗必雄 印佳敏 吴占松 |
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| 作者单位： | 1. 广东省电力设计研究院,广东,广州,510663
2. 清华大学热能工程系,北京,100084 |
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| 摘 要： | 模拟生物质锅炉过热器区的气相条件,对奥氏体不锈钢TP316L进行腐蚀试验研究.通过试样的增重量,得出了腐蚀动力学曲线.利用配有能谱分析仪的扫描电镜和 X 射线衍射仪,对试样腐蚀后的形貌结构、元素含量和腐蚀产物的组成进行了分析.试验表明:(1)TP316L 对气相HCl和反应温度比较敏感,随着反应温度的增加,TP316L 的抗腐蚀性能明显降低,但总体上耐腐蚀性能良好;(2)气相中的SO2 会对氯化腐蚀产生抑制作用.
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| 关 键 词： | 生物质锅炉 过热器 高温腐蚀 |
CORROSION PROPERTIES OF TP316L STEEL UNDER GASEOUS-PHASE CONDITION IN SUPERHEATER AREA OF BIOMASS-BURNING BOILERS |
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| LUO Bixiong,YIN Jiamin,WU Zhansong.CORROSION PROPERTIES OF TP316L STEEL UNDER GASEOUS-PHASE CONDITION IN SUPERHEATER AREA OF BIOMASS-BURNING BOILERS[J].Thermal Power Generation,2011,40(3). |
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| Authors: | LUO Bixiong YIN Jiamin WU Zhansong |
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| Affiliation: | LUO Bixiong1,YIN Jiamin1,WU Zhansong2 1.Guangdong Provincial Electric Power Design Institute,Guangzhou 510663,Guangdong Province,PRC 2.Department of Power Engineering,Qinghua University,Beijing 100084,PRC |
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| Abstract: | The corrosion test of austenitic stainless steel TP316L has been carried out by simulating the gaseous-phase condition in superheater area of a biomass-burning boiler,the corrosion dynamic curves being obtained through mass gain of the samples.By using the scanning electronic Microscope and X-ray diffraction instrument associated with energy dispersive spectrometer,the appearance and microstructue,the element contents,as well as composition of corrosion products on the samples after corrosion have been anal... |
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| Keywords: | HCl TP316L |
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