Table 2. Basic data for economic analysis.

Classification Description Classification Description
Electricity efficiency 20.0% Electricity loss 20.0%
Heat efficiency 75.0% Heat loss 4.0%
Operation rate (Boiler) 55.0% Operation period (year) 25
Price of electricity (EPSIS) 151.0 KRW/kwh Carbon credit 35,000 KRW/t-CO2
Price of heat (KDHC) 65.2 KRW/Mcal Annual maintenance 0.5% of initial investment
Price of wood chip 95,000 KRW/ton Insurance etc 0.23% of initial investment
Wood chip heating value 2,700 kcal/kg Initial investment 2,480 million KRW
Price of REC (ONENREC) 40.0 KRW/kwh Labor cost (1 person, year) 20 million KRW