TY - JOUR T1 - Improved sliding mode model reference adaptive system speed observer for fuzzy control of direct-drive permanent magnet synchronous generator wind power generation system JO - IET Renewable Power Generation PY - 2013/01/01 AU - Yan J AU - Lin H AU - Feng Y AU - Guo X AU - Huang Y AU - Zhu ZQ ED - DO - DOI: 10.1049/iet-rpg.2012.0081 VL - 7 IS - 1 SP - 28 EP - 35 Y2 - 2025/07/19 ER -