scholarly journals Chemical Composition of Liquid Fuel Produced by Co-pyrolysis of Sugarcane Bagasse and Sludge Palm Oil Using Zeolite-Y as Catalyst

2018 ◽  
Vol 34 (3) ◽  
pp. 1533-1540 ◽  
Author(s):  
Raden Supriyanto ◽  
Wasinton Simanjuntak ◽  
Kamisah D. Pandiangan ◽  
Rudy T. M. Situmeang ◽  
Muhammad Yusry Ahmadhani
Author(s):  
Amirul A Ahmad ◽  
Mohammad N M Jaafar ◽  
Norazila B Othman ◽  
Anis A M Azli ◽  
Mazlan Said ◽  
...  

Fuel ◽  
2021 ◽  
Vol 304 ◽  
pp. 121404
Author(s):  
Kelly Roberta de Palma ◽  
Edson Tomaz ◽  
Antonio Soria-Verdugo ◽  
Maria Aparecida Silva

2021 ◽  
Vol 11 ◽  
pp. 184798042098153
Author(s):  
Norsahika Mohd Basir ◽  
Norkhalizatul Akmal Mohd Jamil ◽  
Halimaton Hamdan

The catalytic conversion of palm oil was carried out over four zeolite catalysts—Y, ZSM-5, Y-ZSM-5 hybrid, and Y/ZSM-5 composite—to produce jet biofuel with high amount of alkanes and low amount of aromatic hydrocarbons. The zeolite Y-ZSM-5 hybrid catalyst was synthesized using crystalline zeolite Y as the seed for the growth of zeolite ZSM-5. Synthesized zeolite catalysts were characterized by X-ray diffraction, Fourier transform infrared spectroscopy, field-emission scanning electron microscopy, and temperature programmed desorption of ammonia, while the chemical compositions of the jet biofuel were analyzed by gas chromatography-mass spectrometry (GC-MS). The conversion of palm oil over zeolite Y resulted in the highest yield (42 wt%) of jet biofuel: a high selectivity of jet range alkanes (51%) and a low selectivity of jet range aromatic hydrocarbons (25%). Zeolite Y-ZSM-5 hybrid catalyst produced a decreased percentage of jet range alkane (30%) and a significant increase in the selectivity of aromatic hydrocarbons (57%). The highest conversion of palm oil to hydrocarbon compounds was achieved by zeolite Y-ZSM-5 hybrid catalyst (99%), followed by zeolite Y/ZSM-5 composite (96%), zeolite Y (91%), and zeolite ZSM-5 (74%). The reaction routes for converting palm oil to jet biofuel involve deoxygenation of fatty acids into C15–C18 alkanes via decarboxylation and decarbonylation, catalytic cracking into C8–C14 alkanes, and cycloalkanes as well as aromatization into aromatic hydrocarbon.


2021 ◽  
Vol 6 (2) ◽  
pp. 337-352
Author(s):  
Arif Hidayat ◽  
Winarto Kurniawan ◽  
Hirofumi Hinode

In this study, the utilization of sugarcane bagasse biochar (SCBB) as a solid catalyst was investigated for biodiesel production from palm oil industry waste residue. The catalyst was synthesized by sulfonation of SCBB to attach sulfonate functional group. Several analyses such as Nitrogen Gas Sorption Analysis, acidity, Fourier Transform Infra-Red spectroscopy, and X-ray powder diffraction (XRD) were applied to determine the properties of SCBB catalyst. The SCBB catalysts were tested to esterify the palm oil industry waste residue which contains of Free Fatty Acids (FFAs). The SCBB catalyst activity test revealed that the variables including catalyst amount, methanol to PFAD mass ratio, and temperature influenced the FFAs conversion. The highest of FFAs of 86.1% was reached at reaction temperature of 65 °C with the PFAD to methanol mass ratio of 4:1, and catalyst amount of 5 wt.% PFAD. The E-R kinetic model as developed can be described the mechanism of esterification reaction


MethodsX ◽  
2019 ◽  
Vol 6 ◽  
pp. 2838-2844 ◽  
Author(s):  
Papasanee Muanruksa ◽  
James Winterburn ◽  
Pakawadee Kaewkannetra

2018 ◽  
Vol 36 (5) ◽  
pp. 381-388 ◽  
Author(s):  
Ana C. Oliveira ◽  
Graziella M. Amorim ◽  
José Augusto G. Azevêdo ◽  
Mateus G. Godoy ◽  
Denise M. G. Freire

2010 ◽  
Vol 101 (23) ◽  
pp. 9241-9247 ◽  
Author(s):  
Wan Mohd Fazli Wan Nawawi ◽  
Parveen Jamal ◽  
Md. Zahangir Alam

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