Lin, MuRayudu, Ramesh K.Samarasinghe, Sandhya2012-02-022003-10-01https://hdl.handle.net/10182/4176This paper presents a survey of voltage/Var control techniques. It introduces both the control devices for individual reactive power sources and several popular control systems (OPRF, hierarchical voltage control, expert system and fuzzy logic) for whole power transmission network.1-5enCopyright © The Authors.Optimal Reactive Power Flow (ORPF)expert systemspower control systemhierarchical voltagefuzzy logicpower transmission networksConference Contribution - published