[IEEE 2015 International Conference on Industrial Informatics - Computing Technology, Intelligent Technology, Industrial Information Integration (ICIICII) - Wuhan, China (2015.12.3-2015.12.4)] 2015 International Conference on Industrial Informatics - Computing Technology, Intelligent Technology, Industrial Information Integration - Modified Synchronous Reference Frame Method for Active Power Filter under Asymmetric and Distorted Supply Voltages Condition