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This chapter discusses typical schemes for offshore wind power transmission and application of MMC. The content includes power–frequency AC transmission scheme for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, low-frequency AC transmission scheme for offshore wind farms composed of low-frequency PLL-synchronization type wind turbines, all-MMC DC transmission scheme for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, DC transmission scheme with parallel connection of DRU and auxiliary MMC for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, DC transmission scheme with series connection of DRU and auxiliary MMC for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, all-MMC DC transmission scheme for offshore wind farms composed of medium-frequency PLL-synchronization type wind turbines, low-frequency AC transmission scheme for offshore wind farms composed of low-frequency reactive power synchronization type wind turbines, all-DRU rectification DC transmission scheme for offshore wind farms composed of medium-frequency reactive power synchronization type wind turbines, all-DC collection and transmission scheme with DC step-up transformer for DC port-type wind turbines in parallel connection, all-DC collection and transmission scheme with DC-port wind turbines in series connection for voltage step-up, summary of technical characteristics of the above typical schemes.

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Typical Schemes for Offshore Wind Power Transmission and Application of MMC

  • 章节

  • 发表日期：

    2025年

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  • Zheng Xu,
  • Huangqing Xiao,
  • Zheren Zhang

摘要

This chapter discusses typical schemes for offshore wind power transmission and application of MMC. The content includes power–frequency AC transmission scheme for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, low-frequency AC transmission scheme for offshore wind farms composed of low-frequency PLL-synchronization type wind turbines, all-MMC DC transmission scheme for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, DC transmission scheme with parallel connection of DRU and auxiliary MMC for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, DC transmission scheme with series connection of DRU and auxiliary MMC for offshore wind farms composed of power–frequency PLL-synchronization type wind turbines, all-MMC DC transmission scheme for offshore wind farms composed of medium-frequency PLL-synchronization type wind turbines, low-frequency AC transmission scheme for offshore wind farms composed of low-frequency reactive power synchronization type wind turbines, all-DRU rectification DC transmission scheme for offshore wind farms composed of medium-frequency reactive power synchronization type wind turbines, all-DC collection and transmission scheme with DC step-up transformer for DC port-type wind turbines in parallel connection, all-DC collection and transmission scheme with DC-port wind turbines in series connection for voltage step-up, summary of technical characteristics of the above typical schemes.