一种海上风电集电系统的设计方法及系统

By constructing a comprehensive database to screen and select optimal wind turbine models and combining them with a submarine cable graded matching strategy, offshore wind turbine string schemes are generated and optimized. This solves the problem of balancing reliability and dynamic operation performance of offshore wind power collection systems under complex operating conditions, achieving a design with high reliability and low loss, and adapting to the needs of offshore wind farms of different sizes.

CN122113447BActive Publication Date: 2026-07-17STATE GRID ZHEJIANG ELECTRIC POWER CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
STATE GRID ZHEJIANG ELECTRIC POWER CO LTD
Filing Date
2026-04-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing offshore wind power collection systems fail to effectively balance system reliability and dynamic operating performance, leading to increased grid operation risks during load fluctuations and changes in turbine output, making it difficult to meet long-term stable power generation needs.

Method used

By constructing a comprehensive database, selecting and optimizing wind turbine model data, and combining it with a submarine cable grading and matching strategy, an offshore wind turbine string scheme is generated and optimized. Dynamic operation data is calculated, and the optimal offshore wind turbine string optimization scheme is finally determined based on reliability and operation dimension results.

Benefits of technology

It achieves high reliability and low operating loss of offshore wind power collection systems under complex operating conditions, adapts to the needs of offshore wind farms of different sizes, improves the technical adaptability and operational stability of the design, and reduces the initial investment cost.

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Abstract

本发明公开了一种海上风电集电系统的设计方法及系统,应用于电力系统输配电领域,包括获取海上风电集群的设备数据与故障相关数据并构建综合数据库,再从中筛选优选风机机型数据,结合海缆分级匹配策略生成海上风机串方案;从海上风机串方案列举得到海上风机串组合方案之后,通过对其进行筛选和后续的优化,进一步计算各海上风机串优化方案在不同频率区间的动态运行数据;至少基于可靠性维度结果和运行维度结果得到每一海上风机串优化方案的评估结果,最终确定最佳海上风机串优化方案。本发明提供的一种海上风电集电系统的设计方法,能够显著提升海上风电集电系统的运行可靠性,并为系统在不同工况下的稳定运行提供有效保障。
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