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海底管道后挖沟技术与海管路由调整优化

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锦州 25-1 南外输天然气管线路由需要进行重大调整,新路由临近锚地和穿越既有航道.采用后挖沟技术完成海底管道敷设,可以很好地避免船舶抛锚、渔业活动等对管道产生影响,是一种海底管道的保护工艺.新路由所在的海域和地质条件具有复杂性,因此,需要对现有海底管道敷设技术方案进行优化改进.项目施工人员在已有技术的基础上,通过统筹规划与施工整体推进,保障项目的按期完工,同时节约了项目成本,有效将风险和投资降到最低.
Post Trenching Technology for Submarine Pipelines and Optimization of Pipeline Route
The export gas pipeline route of the Jinzhou 25-1 South oil and Gas field needs to be significantly adjusted,with the new route approaching the anchorage and crossing the existing waterway.The use of post trenching technology to complete the laying of submarine pipelines can effectively avoid the impact of ship anchoring,fishing activities,and other factors on the pipeline.It is a protection process for submarine pipelines.The sea area and geological conditions where the new route is located are complex,therefore,it is necessary to optimize and improve the existing submarine pipeline laying technology scheme.On the basis of existing technology,project construction personnel ensure the timely completion of the project through overall planning and construction progress,while saving project costs and effectively minimizing risks and investment.

submarine pipelinepost trenchingroute adjustmentscheme optimization

押延宁、史云龙

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中海石油(中国)有限公司天津分公司,天津 300450

海底管道 后挖沟 路由调整 方案优化

2024

化工管理
中国化工企业管理协会

化工管理

影响因子:0.336
ISSN:1008-4800
年,卷(期):2024.(1)
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