New Delhi, July 7 -- India's power grid is no longer primarily constrained by electricity generation capacity but by its ability to respond quickly to changing demand, making battery storage the key solution for ensuring grid stability, according to a report by the Economic Advisory Council to the Prime Minister (EAC-PM).

The report 'The Duck and The Camel: Tracing the Net Load on the Indian Power Grid' brought out in the EAC Working Paper Series, said the rapid growth of solar power has fundamentally changed the nature of stress on India's electricity system.

It stated that "the best way to smoothen these fluctuations in demand and price is to store electricity when it is abundant and release it when it is scarce."

According to the re...