ADB-PLN Electrical Grid Strengthening Program
Need for Transmission Investment in Indonesia.
1
RUPTL 2019, identified additional transmission lines of
57,000 km, and sub-station transformer capacity of
124,000 MVA by 2028. Need to carefully assess what is
really needed to avoid costly overbuilt.
2
ADB
New transmission grid investments needed in Sumatra,
Kalimantan, Java for intra-regional connection and reliability.
EHV (km)
Vietnam -500kV+220kV
Indonesia - 500kV+275kV
(EVN annual reports)
(PLN statistics)
3
Inter-regional grid strengthening needed for example in
Java/Bali to accommodate new generation.
2014
19,285
6,427
2018
24,876
8,531
Change (2014-18)
5,609
2,104
5
Introduction of "smart grid" technologies will require
new investment in substations, control centers, etc..
4
Date 23rd Feb 2021
Integration of renewable energy presents challenges:
Geographical dispersion
Small, multiple projects
Need to smooth out variability in large
geographical areas
7View entire presentation