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Journal article

Economic analysis of pumped hydro storage under Korean governmental expansion plan for renewable energy

Authors : Youngjun, Ko (2019)

A government plan was announced to expand the share of renewable energy to 20 percent by 2030 in Korea and to construct additional pumped hydro storage (PHS) to prepare for the uncertainty of renewable generation. However, due to the distortion of the Korean electricity market, pumped storage power plants are operating in the red, which may cause controversy over the economic feasibility of additional construction. In this study, w...

Journal article

Optimal electricity cost minimization of a gridinteractive pumped hydro storage using ground water in a dynamic electricity pricing environment

Authors : Kusakana, Kanzumba (2019)

The electricity price arbitrage from the utility grid can be a major source of revenue for energy storage systems. In most countries, the electricity price is tightly regulated by their government statutory authority or energy regulator to which obey the different power utility and distribution companies. It is worthwhile analyzing whether energy storage systems, such as Pumped Hydro Storage systems (PHS) using ground water, are economicall...