新型机电溷合无级变速风力发电系统.pdfVIP

第 32 卷 第 3 期 中 国 电 机 工 程 学 报 Vol.32 No.3 Jan.25, 2012 2012 年 1 月 25 日 Proceedings of the CSEE ©2012 Chin.Soc.for Elec.Eng. 49 文章编号：0258-8013 (2012) 03-0049-07 中图分类号：TM 614 文献标志码：A 学科分类号：47040 新型机电混合无级变速风力发电系统 孙西凯，程明 ( 东南大学电气工程学院，江苏省 南京市 210096) A Novel Wind Power Generation System Based on Mechanical and Electrical Variable Transmission SUN Xikai, CHENG Ming (School of Electrical Engineering, Southeast University, Nanjing 210096, Jiangsu Province, China) ABSTRACT: A novel wind power generation system based on 大功率电力电子装置，能够实现真正的变速恒频，最大限度 mechanical and electrical variable transmission (M-EVT) is 的利用风能。分析了机电混合无级变速风力发电系统的工作 proposed, which utilizes one-stage mechanical gearbox to 原理、各工作流程中功率流的变化和电气变速器的运行模 boost the speed and EVT to regulate the speed. The system 式，并对各运行模式下的控制策略进行了仿真分析，制作了 could not only realize variable speed constant frequency 电气无级变速器样机并搭建了机电混合无级变速风力发电 (VSCF) operation and wind power maximum power point 实验平台，进行了相关的实验。仿真和实验结果验证了理论 tracking (MPPT) control, but also increases the system 分析的正确性，为机电混合无级变速风力发电系统的设计和 reliability, reduces the system volume and capacity of complex 应用研究打下了基础。 power electronic apparatus. In this paper, the principles of the 关键词：机电混合无级变速；风力发电；电气无级变速器 wind power generation system based on M-EVT were presented. The operation processes of the system and the 0 引言 operational modes of EVT in the system were analyzed. 随着全球对能源和环境问题的持续关注，可再 Computer simulation of a generation cycle was used to validate