海洋地质条件对漂浮式海上风电吸力锚系泊系统施工的影响

    Influences of marine geological conditions on construction of suction anchor mooring systems for floating offshore wind power

    • 摘要: 随着近岸浅水风电可开发资源枯竭及用海矛盾加剧,海上风电正逐步向深远海拓展,漂浮式风电成为开发深海风能的核心方向。系泊系统作为漂浮式风电平台的核心水下锚固枢纽,其考虑地质条件的施工质量直接决定风电机组长期服役稳定性。吸力锚系泊系统因地质适配性强、锚固可靠、造价可控等优势,成为深水场景的优选方案。本文综合论述吸力锚系泊系统研究现状,依托工程实践经验,系统分析其施工流程,重点聚焦海洋地质条件、海洋环境干扰、海床沙坡演化与波浪冲刷作用、密封性能、锚固力检测及全程质量管控等核心技术难点,探讨针对性解决路径和施工技术体系。通过高精度地质勘察、专用装备协同、模块化预制及原位检测与数值模拟结合等技术手段,可有效破解吸力锚系泊系统施工瓶颈,提升施工质量与效率,降低作业成本。本研究成果可为深远海漂浮式风电项目锚固施工提供实操参考,为吸力锚系泊技术迭代升级及行业规范编制提供数据支撑,助力海上风电产业向深远海高质量发展,赋能能源结构转型与“双碳”目标实现。

       

      Abstract: With the depletion of exploitable wind energy resources in nearshore shallow waters and the intensification of conflicts over sea use, offshore wind power is gradually expanding to deep and distant sea areas, and floating offshore wind power has become a core approach for tapping deep-sea wind energy. As the key underwater anchoring hub of floating wind platforms, the construction quality of mooring systems considering geological conditions directly affects the long-term service stability of wind turbine units. Featuring strong geological adaptability, reliable anchoring performance and controllable costs, suction anchor mooring systems have emerged as the preferred solution for deep-water applications. This paper comprehensively reviews the research status of suction anchor mooring systems and systematically analyzes their construction procedures based on practical engineering experience. Focusing on key technical challenges including seabed geological adaptability, marine environmental disturbances, seabed sand wave evolution and wave scouring, sealing performance, anchoring force detection, and full-process quality control, this study discusses targeted countermeasures and integrated construction technical systems. Technical measures such as high-precision geological investigation, coordination of special equipment, modular prefabrication, as well as the combination of in-situ detection and numerical simulation can effectively break through the construction bottlenecks of suction anchor mooring systems, improve construction quality and efficiency, and reduce operation costs. The research findings can provide practical references for the anchoring construction of floating wind power projects in deep and distant seas, and offer data support for the technical upgrading of suction anchor mooring technology and the formulation of industrial specifications. This work facilitates the high-quality development of the offshore wind power industry towards deep and distant seas, and contributes to the energy structure transition and the achievement of the dual carbon goals.

       

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