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CO2 管道输送关键技术问题及研究进展
Key issues and research progress in CO2 pipeline transportation technology
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- DOI:
- 作者:
- 刘卓
LIU Zhuo
- 作者单位:
- 中国石油物资沧州有限公司北京分公司,北京 100101
- 关键词:
- CO2 输送管道;极限工况;材料适应性;腐蚀与结构响应;安全控制技术
CO2 transportation pipeline; extreme condition; material adaptability; corrosion and structural response; safety control technology
- 摘要:
- 随着碳捕集、利用与封存(CCUS)工程的规模化加速推进,CO₂输送管道在高压、低温、相变等极
限工况下的安全稳定运行受到广泛关注。系统梳理了CO₂输送管道典型极限工况的物化特性,重点综述了输送
管材在强温压扰动下的服役适配性、腐蚀机制及结构力学响应特征。在此基础上,提炼总结了国内外在多场耦
合数值模拟与全尺寸原位实验验证等领域的最新核心研究成果,并归纳了多层次智能监测预警与温压协同精准
控制两类工程应用策略。针对当前研究面临的实验数据孤岛、理论模型发展滞后及行业标准体系不完善等瓶
颈,提出了“机理-数据双驱动”的多尺度数值模拟演进路线,并展望了构建跨模态接口标准及“航运+管道+
储能”全产业链深度融合的发展方向,研究成果可为CCUS管网系统的安全设计与高效运维提供理论支撑和技术参考。
With the accelerated advancement of carbon capture, utilization, and storage (CCUS) projects, the safe and stable operation of CO2 transportation pipelines in extreme conditions such as high pressure, low temperature, and phase transitions has attracted widespread attention. This paper systematically reviews the physical and chemical characteristics of typical extreme conditions, focusing on the service adaptability, corrosion mechanisms, and structural mechanical response characteristics of pipeline materials under severe temperature and pressure disturbances. On this basis, the latest core achievements from China and abroad in multi-field coupling numerical simulations and full-scale in-situ experimental verification are summarized, and engineering application strategies for multi level intelligent monitoring and synergistic temperature-pressure control are categorized. To address current bottlenecks such as isolated experimental data, lagging development of theoretical models, and imperfect industrial standard systems, this paper proposes a “mechanism-data dual-driven” multi-scale simulation evolution route. Furthermore, the development direction of constructing cross modal interface standards and integrating the “shipping + pipeline + energy storage” entire industry chain is proposed to provide theoretical support and technical reference for the safe design and efficient operation of CCUS pipeline networks.
