Diode-rectifier-unit based HVDC (DRU-HVDC) is a potential way to address this issue. For such a system, the control of the line-side-converter of wind turbines plays a key role on its reliable operation.

2024年7月18日 · This review paper focuses on the diode-rectifier-unit based high voltage direct current (DRU-HVDC) transmission systems. The main technical features of DRU-HVDC are highlighted and the comparisons with MMC-HVDC and LCC-HVDC are conducted.

2018年12月1日 · The diode rectifier unit (DRU)-based high-voltage DC (DRU-HVDC) system is a promising solution for offshore wind energy transmission thanks to its compact design, high efficiency, and strong reliability.

针对低成本的二极管整流单元 (DRU)型高压直流（HVDC）输电，重点指出了分布式DRU在均压、部分退出运行等方面的主要技术特点，论述了该技术与柔性直流送出、传统直流输电的差异。 由于DRU的不可控性，海上电网的构建须由风电机组通过自身控制实现。 因此，对现有研究的风电机组集中式和分散式构网控制进行详细综述，并对全构网型控制采用 P - V 和 Q - f 功率控制机理进行风电场-DRU层面以及风电机组层面的梳理解释。

2024年1月18日 · 为了更好地说明dru-hvdc 的技术特点，将dru-hvdc 与柔性直流输电、传统直流输电（lcc-hvdc）技术在拓扑结构、控制策略、经济性以及适用领域方面进行对比。

2024年7月19日 · In order to reduce the cost and improve the reliability of remote offshore wind farm integration, diode-rectifier-unit based HVDC (DRU-HVDC) is proposed, which replaces the offshore MMC by diode rectifier units.

Abstract: The diode rectifier unit-based high voltage direct current (DRU-HVDC) transmission is increasingly considered a cost-effective alternative to the modular multilevel converter (MMC)-HVDC transmission for the integration of large-scale offshore wind farms (OWFs). However, only the case where the onshore MMC controls the DC voltage has ...

2024年7月18日 · This review paper focuses on the diode‐rectifier‐unit based high voltage direct current (DRU‐HVDC) transmission systems. The main technical features of DRU‐HVDC are highlighted and the comparisons with MMC‐HVDC and LCC‐HVDC are conducted.

2024年7月18日 · The diode‐rectifier (DR)‐based high‐voltage direct current (HVDC) transmission is regarded as a low‐cost alternative to the HVDC transmission for offshore wind farms (OWFs) integration.

Abstract: In order to pair control variables following the system properties for designing grid-forming wind turbines in the diode rectifier unit(DRU)- high-voltage direct current(HVDC) connected offshore wind farm (OWF) with controlled hydrogen electrolysis and small grid connection onshore, both steady-state and small-signal relationship ...