电力电子技术在风力发电中的应用

Power Electronic Technology in the Application of Wind Power Generation

该文概括了风力发电中的几种电力电子变换方法,讲述了传统控制方法的优缺点。为了改善传统控制方法,提出了两种新的控制方法。将Z源变换器应用在风力发电中,改善了电路的性能。为了进一步改善电路的性能,将Z源变换器与矩阵变换器相结合,应用在风力发电中,提高了输出输入电压的比值,抗干扰能力得到增强,可靠性得到提高。

Several kinds of traditional control methods of wind power generation are summarized from the perspective of power electronics in the paper.The advantages and disadvantages of traditional control methods are stated.In order to improve the traditional control methods,two kinds of new control methods are introduced.Z source inverter is applied to wind power generation,and the performance of the circuit is improved.In order to improve the performance of the circuit further,Z source inverter and matrix converter are combined,and then it is applied to wind power generation.The ratio of output voltage and input volt- age is increased.Anti-interference ability is enhanced and reliability is improved.