风电机组低电压穿越能力影响因素

The Influencing Factors of Low Voltage Ride Through Capability of Wind Turbine are Analyzed

本文首先对我国风力发电现状及发展趋势进行了分析,其次概述了风电机组低电压穿越能力的定义,同时探讨了低电压穿越技术的集中基本类型。在此基础上,基于变速风电机组,对其低电压穿越功能及原理进行了分析,提出了相应的影响因素。分析得出,风电机组低电压穿越能力的影响因素主要包括控制策略、硬件条件、软件控制及管理水平四个方面。

This paper first analyzes the current situation and development trend of wind power generation in China, then briefly summarizes the definition of wind turbine low-voltage ride through capability, and discusses the basic types of low-voltage ride through technology. On this basis, based on variable-speed wind turbine, this paper briefly analyzes its low-voltage ride through function and principle, and puts forward the corresponding influencing factors. The analysis shows that the influencing factors of low-voltage ride through capability of wind turbine mainly include control strategy, hardware conditions, software control and management level.