Fig. 5: National power system costs.
From: India’s potential for integrating solar and on- and offshore wind power into its energy system

Annual costs for the 2040 power system estimated on the basis of the standard model for different levels of renewables. Coal fuel and gas fuel refer to the costs for fuel for the existing and expanded coal and gas-fired plants. Coal other and gas other refer to the amortized capital and operational and maintenance costs for the new plants.