Evaluation of the Techno-Economic Benefits of Shifting Air Conditioning Loads from Evening and Day Peaks to Off Peak Hours A Case Study

Electrical Engineer, Renewable Energy Projects BSc Eng (Hons) (Moratuwa) , MSc.(Moratuwa), AMIE(SL) Associate Professor, Department of Electrical Engineering B.Sc Eng (Hons) (Moratuwa), MEng(Moratuwa), Int.PEng(SL), CEng, FIE(SL) Chartered Mechanical Engineer CEng MIE, MCIBSE, FASHRAE, GCGI, MConsE(SL) With the development of industries and changes in living standards of the society, demand for electricity is rapidly increasing. In order to maintain the demand supply balance and to provide uninterrupted supply, utilities have to meet electricity demand in the most economical way. Building new power plants is not always the most economical solution. The trend now, is towards reducing and controlling the demand through Demand Side Management (DSM) techniques which lead to almost always economical and environment-friendly solutions.