Municipal Solid Waste Conversion to Energy and Derived Chemicals using Pyrolysis

2017 
This research work evolved through the variables such as time and temperature to determine the highest bio-oil yields. Conventional pyrolysis was adopted in a drop type CVD pyrolyzer given the highest oil yields 32.50 %wt, at 500 0 C for 30 min. The bio-oil properties (CHNS-O) at various temperatures were evaluated. Carbon, hydrogen, Nitrogen, sulphur and calorivic values were observed to increase as the temperatures increases, having highest values at 500 0 C with a sudden decline at 550 0 C. While oxygen, water contents, densities and pH values decreases as the temperature increases, with lowest values recorded at 500 0 C and sharp increase at 550 0 C. Hence, the degrees of de-oxygenation also increases as the temperature increases with 18.87 %wt. at 500 0 C and decreased at 550 0 C. The results of FTIR analysis of the bio-oils at 500 0 C indicate functional groups such as alkyl/Aromatic substitute ether (C-O), Aromatic 1 0 amine (C-N), Phenol/3 0 Alkanol (O-H), alkenes (C=C), Nitriles (C-N) and amines (N-H) with their areas. Keywords: Pyrolysis, Bio-oil, Derived chemical, Energy
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