首页|海水管路典型部件腐蚀失效研究进展

海水管路典型部件腐蚀失效研究进展

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海水管路系统是电力、船舶等领域的重要组成部分,腐蚀是造成海水管路失效的重要原因,换热管、阀、泵等是海水管路中的高频故障部件.通过对以上海水管路部件的失效案例进行调研与分析,总结了不同部件的失效类型及原因,提出了降低海水管路腐蚀失效风险的措施.海水管路部件的腐蚀与设计、选材、使用工况等因素有关,冲刷腐蚀、空泡腐蚀、微生物腐蚀、电偶腐蚀、缝隙腐蚀等是海水管路中较为常见的失效类型.在海水管路设计、建造和使用过程中,应针对各部件常见的腐蚀类型与特点采取相应的措施,以降低腐蚀风险.
Research Progress on Corrosion Failures of Typical Components of Seawater Pipelines
Seawater pipeline system is an important part of power,ship and other fields.Corrosion is an important cause of seawater pipeline failure.Heat exchange tubes,valves and pumps are high-frequency fault components in seawater pipelines.Through the investigation and analysis of the above failure cases of the components,the failure types and causes of different components are summarized,and the measures to reduce the risk of corrosion failure are put forward.The corrosion of the components are related to factors such as design,material selection,and operating conditions.Erosion corrosion,cavitation corrosion,microbial corrosion,galvanic corrosion,and crevice corrosion are common failure types in the components.In the process of design,construction and use of seawater pipelines,corresponding measures should be taken according to the common corrosion types and characteristics of each component to reduce the risk of corrosion.

seawater pipelinecorrosionfailure causeheat exchangererosion corrosion

朱光、高顺长、黄玮、刘炬、刘峰、侯健

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海洋腐蚀与防护全国重点实验室,青岛 266237

洛阳船舶材料研究所,洛阳 471023

海水管路 腐蚀 失效原因 换热器 冲刷腐蚀

国防科工局技术基础科研项目

JSHS2023206A001

2024

腐蚀与防护
上海市腐蚀科学技术学会 上海材料研究所

腐蚀与防护

CSTPCD北大核心
影响因子:0.462
ISSN:1005-748X
年,卷(期):2024.45(9)
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