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Journal of the Korean Institute of Illuminating and Electrical Installation Engineers

ISO Journal TitleJ Korean Inst. IIIum. Electr. Install. Eng.
Title Research on Economic Analysis for Revitalizing Distributed Energy in Industrial Complexes
Authors Hoon Jung ; Joon-Ho Ahn
DOI http://doi.org/10.5207/JIEIE.2024.38.1.035
Page pp.35-39
ISSN 1225-1135
Keywords Carbon neutralization; Distributed energy resources; Industrial complex; Net present value
Abstract Recently, Industrial complexes have been undergoing rapid changes not only in the global economy, but also in the energy sector, such as in response to climate change and the Fourth Industrial Revolution. It is extremely difficult to supply 100% of the energy consumption of industrial parks with new renewable energy, and currently solar power generation, small wind power, hydrophobic power, etc. are mainly used. In this paper, we conducted an economic analysis based on Net Present Value (NPV) and found that, with the exception of solar power generation, the return on construction costs is in the red due to high unit prices and installation and operation costs. As a result of predicting the average price of carbon credits over the next 20 years, By combining the electricity bill revenue of about 5.6 billion won and the carbon emissions credit revenue of about 20 billion won due to the expansion of distributed energy sources, it is expected to generate a profit of about 25.6 billion won compared to the investment in distributed energy resources of 18.88 billion won. It is judged that renewable energies such as small wind power and hydrophobic power should be considered depending on the location of the industrial park and the surrounding environment.