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United States2025-05en

QUALITY GUIDELINES FOR ENERGY SYSTEM STUDIES: Capital Cost Scaling Methodology: Revision 4b Report

Summary

This report addresses the challenge of accurately and consistently estimating capital costs for energy systems by providing a detailed methodology for cost scaling. Developed by the National Energy Technology Laboratory (NETL), the approach offers quality guidelines, scaling exponents, and equations tailored for different power plant types, including Pulverized Coal (PC) and Natural Gas Combined Cycle (NGCC). This Revision 4b Report serves as a comprehensive guide for energy system studies, ensuring standardized and reliable cost estimations.

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