风力发电机组四象限脉冲整流器控制技术研究

Research on control technology of four quadrant pulse rectifier for wind turbine

风能是一种具备大规模开发利用价值的新型能源。大力加强风力发电关键控制技术的研究,对实现风能向电能的高效转化具有重要意义。本文重点研究了三相电压型脉冲整流器的工作原理和控制策略。基于Matlab/Simulink搭建了三相电压型脉冲整流器的仿真模型。仿真实验证明,该四象限脉冲整流器能够实现对母线电压、网侧输入电流、网侧功率因数的有效控制,具有很高的工程应用价值。

The wind energy is a new energy with large-scale development and utilization value. It is of great significance to strengthen the research on the key control technology of wind power generation to realize the efficient conversion of wind energy to electric energy. This paper focuses on the working principle and control strategy of three-phase voltage type pulse rectifier.,The simulation model of three-phase voltage type pulse rectifier is built by Matlab/Simulink. The simulation results show that the four quadrant pulse rectifier can effectively control the bus voltage,the input current and the power factor of the grid side,and it has high engineering application value.