Syahrial, R. and Widodo , W.A. 2026. Numerical Study of the Effects of the Primary Air/Secondary Air Ratio and Coal Quality on Combustion Characteristics and Emissions in a 115 MW CFB Power Plant. Eduvest - Journal of Universal Studies. 6, 8 (Aug. 2026), 8872–8882. DOI:https://doi.org/10.59188/eduvest.v6i8.53380.