| 对多起乙烯裂解炉HP型炉管失效原因的分析总结 |
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| 引用本文： | 耿鲁阳,巩建鸣,姜勇. 对多起乙烯裂解炉HP型炉管失效原因的分析总结[J]. 压力容器, 2011, 0(12): 48-53 |
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| 作者姓名： | 耿鲁阳 巩建鸣 姜勇 |
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| 作者单位： | 南京工业大学机械与动力工程学院; |
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| 摘 要： | 裂解炉炉管是乙烯生产装置关键设备乙烯裂解炉的核心部件,承受高温复杂环境所引起的各种损伤。某大型石化企业在近年连续发生数起因HP型（Cr25Ni35和Cr35Ni45）炉管失效引起的裂解炉故障,影响了乙烯装置的安全、长周期运行。采用金相分析、扫描电镜、能谱分析等多种手段,对这几起故障的表现特点和失效原因进行了分析。分析结果表明,炉管在高温下长期运行造成的渗碳、蠕变等损伤以及高温硫腐蚀是造成这几起HP型炉管失效的主要原因。
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| 关 键 词： | 乙烯裂解炉 HP型炉管材料 失效分析 |
Failure Analysis for Several Accidents of HP Type Ethylene Pyrolyzing Tubes |
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| GENG Lu-yang,GONG Jian-ming,JIANG Yong. Failure Analysis for Several Accidents of HP Type Ethylene Pyrolyzing Tubes[J]. Pressure Vessel Technology, 2011, 0(12): 48-53 |
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| Authors: | GENG Lu-yang GONG Jian-ming JIANG Yong |
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| Affiliation: | GENG Lu-yang,GONG Jian-ming,JIANG Yong(School of Mechanical and Power Engineering,Nanjing University of Technology,Nanjing 210009,China) |
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| Abstract: | The pyrolyzing tube is one of the most important components of an ethylene pyrolyzing furnace,the key equipment of ethylene production in the petrochemical industry,and endures different kinds of damage caused by complicated high temperature environment.In recent years,several failure accidents of HP type cracking furnace tubes happened in a large petrochemical plant,which interrupted the long-term safe operation of the ethylene production.The characteristics and reasons of these failures are analyzed by th... |
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| Keywords: | ethylene pyrolyzing furnace HP furnace tube material failure analysis |
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