Biomass and Oil Palm Center of Excellence (BOP) Asst. Prof. Dr. Nirattisai Rakmak Ph.D. (Chemical Engineering) Research area Renewable energy i.e. biomass, biogas, bio-oil, syngas. Process optimization, simulation & modeling. Bio-gas cleaning. Value-added product or product recovery from agricultural waste. Supercritical CO2 extraction Research Projects The development of biogas control system from palm oil mill effluent using Hybrid channel digester. Using adaptive control and model predictive control Modeling of Supercritical CO2 Extraction of Palm Oil and Tocopherols Based on Volumetric Axial Dispersion Optimization of industrial-scale power plant base on pyrolysis of EFB and rubber wood chip. Plant scale of pyrolysis reactor Lab scale of pyrolysis reactor Virgin Coconut Oil (VCO) Production. Lab scale of VCO production. Plant scale of VCO production. Biochar Production from Palm Oil Mill Residues and Application of The Biochar to Adsorb Carbon Dioxide.