高温氢损伤失效行为与控制措施研究进展  

Research progress on high temperature hydrogen attack and control measure

作　　者：段永锋 包振宇 张国信 杜延年 DUAN Yongfeng;BAO Zhenyu;ZHANG Guoxin;DU Yannian(SINOPEC Engineering Group Luoyang R&D Center of Technology,Luoyang 471003,China;SINOPEC Guangzhou Engineering Co.,Ltd.,Guangzhou 510620,China)

机构地区：[1]中石化炼化工程集团洛阳技术研发中心,河南洛阳471003 [2]中石化广州工程有限公司,广东广州510620

出　　处：《石油化工腐蚀与防护》2024年第5期1-5,共5页Corrosion & Protection In Petrochemical Industry

基　　金：中国石化科技开发项目(323106)。

摘　　要：石化设备的腐蚀问题一直困扰着石油化工企业,对企业安全生产和装置长周期运行产生不良影响。随着石油炼制、合成氨及甲醇等工业的发展,生产装置不断出现高温氢损伤问题,需要采取合理措施降低高温临氢设备和管道的损伤风险。归纳分析了高温临氢环境下碳钢和低合金钢的高温氢损伤腐蚀机理、影响因素、检测方法及其适用性;此外,介绍了高温氢损伤敏感性评价方法及量化等级,并从合理选材、衬里防护和运行操作等方面提出了腐蚀控制措施,为高温临氢环境设备和管道的安全运行提供经验借鉴与技术支撑。The corrosion of petrochemical equipment has always been an unresolved problem,which threats the safety and operation stability of refineries.With the development of petrochemical industries such as petroleum refining,synthetic ammonia and methanol,production equipment continues to suffer from high temperature hydrogen attack.It is necessary to take effective measures to reduce the risks of high temperature hydrogen equipment and pipeline.Studies were carried out on high temperature hydrogen attack mechanism,influencing factors,detection methods and applicability of carbon steel and low-alloy steel in high temperature hydrogen environment.In addition,evaluation method and quantification level of high temperature hydrogen attack sensitivity were introduced.Corrosion control measures were proposed from the aspects of reasonable material selection,lining protection and operation,providing reference and technical support for safe operation of equipment and pipeline in high temperature hydrogen environment.

关 键 词：石化工业 高温氢损伤 Nelson曲线 无损检测 腐蚀控制 

分 类 号：TE65[石油与天然气工程—油气加工工程] TQ050.9[化学工程]