CD Skripsi
Pengaruh Konsentrasi Aktivasi Zeolit Alam Pada Metode Impregnasi Terhadap Adsorpsi H2S Dalam Biogas Pada Pengolahan Palm Oil Mill Effluent (POME)
Abstract Biogas is a renewable energy source, which can be produced from organic waste, such a palm oil mill effluent (POME), through an anaerobic fermentation process. The main components of biogas are Methane (CH4) and carbon dioxide (CO2). In addition there are other gases in relatively small amounts, namely nitrogen (N2), hydrogen sulfide (H2S) hydrogen (H2) and water vapor (H2O). To avoid corrosion of the equipment, a purification process is required to remove the hydrogen sulfide (H2S) content in the biogas. The aim of this study was to determine the effect of the concentration of activated Zeolite after the impregnation process on the biogas content in the purification of biogas originating from POME, to determine the best conditions for the purification process based on the effect of the concentration of natural zeolite activation (NaOH 2.5M, 2.75M and 3M). The adsorbent was synthesized with a Zn/Zeolite ratio of 20% w/w and a calcination temperature of 300oC. Adsorbents were characterized using X-Ray Diffraction (XRD) and Scanning Electron Microscope (SEM). Based on this research, the optimum adsorption capacity for hydrogen sulfide gas (H2S) in biogas at a 3M NaOH concentration of 6,416 mg S/g adsorbent was obtained and H2S could be purified or adsorbed up to 65% at a sampling time of 60 minutes. Keyword : Adsorption, Adsorption Capacity, Biogas, Hydrogen sulfide (H2S), Natural zeolites
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