全球能源互联网, 2019 海上风能资源丰富且开发潜力巨大，海上风电开发对于应对全球气候变化问题具有重大意义。重点介绍了欧洲国家海上风电的发展现状和海上风电及输送关键技术。给出了欧洲主要的海上风电场装机容量和相关政策，并指出随着开发区域不断向深海拓展，有效降低成本至关重要。在海上风电及送出关键技术方面，介绍了大功率风力发电机、海底电缆、机组基础结构技术，以及海上风电直流汇集系统和不控整流送出方案。最后给出建议，对于海上风电场规划及并网方式选择，需要在考虑并网导则和具体技术基础上确定最终方案。
李翔宇 +4 more
doaj +1 more source
Application of Multi-Beam Sounding System in the Monitoring of Pile Foundation Erosion of Offshore Wind Turbines [PDF]
, 2023 [Introduction] The purpose is to study the influence of tidal current and wave on the sub-aqueous foundation of wind turbine in offshore wind farm. [Method] Through two seabed topography surveys, the changes of seabed topography were compared.
Hui ZHENG +3 more
core +1 more source
Case Study of "Wake Effect" of Adjacent Offshore Wind Farms [PDF]
, 2023 [Introduction] The purpose of this paper is to study the influence of real "wake effect" of adjacent offshore wind farms on generation loss. [Method] The method is established with the wake scene classification based on the actual arrangement of wind ...
Donglin CUI +4 more
core +1 more source
Analysis on Influence Factors of Temporary Overvoltage of Load Rejection Fault of Offshore Wind Power Transmission System of Permanent Magnet Synchronous Generator [PDF]
, 2022 In order to evaluate the temporary overvoltage level of the wind power transmission system based on permanent magnet synchronous generator (PMSG) in case of load rejection, it is necessary to clarify the temporary overvoltage characteristics and its ...
CHEN Qiyu +6 more
core +1 more source
Selection and Design of Wind Turbine Foundation for an Offshore Wind Farm [PDF]
, 2023 [Introduction] From 2022, the state subsidies for offshore wind power has been fully withdrawn. The foundation of offshore wind turbines is the supporting structure of wind turbines and plays a crucial role in the safe operation of offshore wind farms ...
Baoyang LI
core +1 more source
不同桥臂电抗配置海上风电柔直换流站暂态应力与绝缘配合对比 [PDF]
全球能源互联网, 2022 全球海上风电柔性直流并网工程总容量已达10 GW，随着单位投资成本不断降低，柔性直流在未来一段时间内仍然是远海风电并网工程的首选方案。由于海上换流站交流电网主要由风电场构成，其暂态电气应力相比陆上换流站有所不同；此外，不同桥臂电抗配置方案会产生不同暂态电气应力。为此，重点针对对称单极系统，对比分析了阀交流侧和直流侧两种桥臂电抗配置方案海上换流站的暂态电气应力。通过建立PSCAD/EMTDC仿真模型，详细分析了海上换流阀交流侧单相接地、两相短路等关键性故障暂态应力特性差异与产生机理 ...
李元贞 +5 more
doaj +1 more source
, 2023 针对中国第一个海上风电柔性直流送出工程—江苏如东工程，从系统拓扑方案构建、过电压与绝缘配合、系统功率盈余问题与交流故障穿越技术以及控制保护技术等方面开展了深入研究，构建了轻型紧凑化的海上风电柔性直流系统拓扑方案，取消了海上换流站的启动回路与接地回路等；提出了海陆换流站的避雷器配置方案与参考电压的选取原则，形成了海陆换流站的绝缘配合方案的典型范式；提出了集中式、分布式、混合式直流侧有功功率动态平衡装置的典型拓扑方式，解决了陆上换流站交流侧故障穿越难题；提出了工程的整体控制保护方案 ...
卢亚军 +6 more
core +1 more source
Analysis of Current Situation and Future Development of Offshore Wind Power Industry [PDF]
, 2023 [Introduction] Under the trend of accelerating the clean transformation of coastal energy and adjusting the industrial structure, offshore wind power will become an important support for the safe, clean and efficient transformation of power energy in ...
Jiachang LIU +3 more
core +1 more source
Numerical Simulation Study on Mechanical Characteristics of Submarine Cable During Laying Process [PDF]
, 2023 [Introduction] Based on an offshore wind farm construction project in Qidong, Jiangsu Province, the numerical simulation study on mechanical characteristics of submarine cable during laying process was carried out and the local stress distribution of the
Haibo XU +3 more
core +1 more source
Characteristics Analysis and Technical Prospect of Low-Frequency Main Transformer for Offshore Wind Power [PDF]
, 2023 [Introduction] Low-frequency alternating current power transmission technology has attracted wide attention. Although its theoretical research continues to go deeper, there are still many problems to be solved before its engineering implementation in ...
Jutian LI +4 more
core +1 more source