PERHITUNGAN KEBUTUHAN DAYA LISTRIK KOTA PADANG TAHUN 2000 SAMPAI 2020 DAN AKIBATNYA TERHADAP SISTEM DISTRIBUSI

Abstract

To make a planning about electric power system for Padang city, to anticipation short of supply and over investement, we need long time load forecast.Load forecast determine by substation methode. Hight load substation data form the past represented in graphical to make mathematic equation, we can get load trend line.Trend line equation and we cross it with seasonal indeks, we can get load forecast substation and Padang city for 20 years in future.We need to determine to get load for Indarung substation, Pauh Limo and Simpang Haru substation and Padang city. Estimate Indarung substation will be over load in 2006 and Simpang Haru substation in 2005. Pauh Limo substation still can be operation until 2020. Average load growth Padang city is about 4,30% for a year. And solution about this problem in need built more substation or to add capacity power of substation.