Research RENEWABLE ENERGY AND ENERGY STORAGE jasrul@utm.my madihahmdrasid@utm.my cheewei@utm.my ENERGY EFFICIENCY AND MANAGEMENT norzanah@utm.my mpauzi@utm.my sitimaherah@utm.my ELECTRICAL POWER QUALITY Â dalila@utm.my norazliani.ms@utm.my rasyidahidris@utm.my nurdalilah.nordin@utm.my POWER SYSTEM ANALYSIS AND OPERATION mdhafiz@utm.my saifulnizam@utm.my syednorazizul@utm.my nurayeeshaqisteena@utm.my