scholarly journals New Dynamic Analysis and System Identification of Biodiesel Production Process from Palm Oil

Author(s):  
Ahmmed S. Ibrehem ◽  
Hikmat S. Al-Salim
2021 ◽  
Vol 154 ◽  
pp. 106231
Author(s):  
Papasanee Muanruksa ◽  
Phavit Wongsirichot ◽  
James Winterburn ◽  
Pakawadee Kaewkannetra

2012 ◽  
Vol 42 ◽  
pp. 1292-1301 ◽  
Author(s):  
Lida Simasatitkul ◽  
Rafiqul Gani ◽  
Amornchai Arpornwichanop

2022 ◽  
Vol 9 (12) ◽  
pp. 201-207
Author(s):  
Yoel Pasae ◽  
Medris Ranak ◽  
Lyse Bulo ◽  
Eda Lolo Allo ◽  
Liberthin Palulullungan ◽  
...  

Biodiesel is a type of alternative fuel to replace diesel. Refined Bleached Deodorized Palm Oil (RBDPO) is a raw material that has the potential to be processed into biodiesel because of its abundant availability and easy to obtain. The focus of this research is to carry out the biodiesel production process using a mini biodiesel plant with a capacity of 50 liters/batch, and the catalyst used is NaOH. The results showed that the portable factory can produce biodiesel with a yield of 90.86%. The characteristics of the biodiesel produced were analyzed and the following values were obtained: density 0.89 g/mL, viscosity 4.69 CSt, acid number 1.68 mg KOH/g, and saponification number 179.52 mg KOH/g.


Author(s):  
Jaime R. Garci´a ◽  
Iva´n D. Romero ◽  
Jose D. Posada ◽  
Antonio J. Bula ◽  
Marco E. Sanjua´n

Biomethanol is simply methanol produced from non-fossil feedstock. The process requires gasification of biomass, black liquor, or the gas can be obtained from landfill or animal waste. Typically, Biodiesel production requires methanol as a main feedstock, and the latter can be obtained from biomass waste, turning the biodiesel production process even more sustainable, as the necessary materials involved come from renewable sources. This investigation addresses the need to develop a simulation model of a biomethanol production process, to determine the feasibility of the plant by analyzing different operating conditions at the process units. Also, a subspace system identification technique is used to capture the dynamics of the process at one operating condition for further optimization of operational costs. The results showed that H2/CO ratio significantly affects the final amount of biomethanol (CH3OH) obtained.


Author(s):  
Alex Soly Peter ◽  
Mathews P. Alias ◽  
Mildo P. Iype ◽  
Jerin Jolly ◽  
Vishnu Sankar ◽  
...  

2013 ◽  
Vol 834-836 ◽  
pp. 550-554 ◽  
Author(s):  
Warakom Suwanthai ◽  
Vittaya Punsuvon ◽  
Pilanee Vaithanomsat

In this research, calcium methoxide was synthesized as solid base catalyst from quick lime for biodiesel production. The catalyst was further characterized by scanning electron microscopy (SEM), X-ray diffraction (XRD), attenuated total reflection fourier transform (ATR-FTIR) and Energy-dispersive X-ray spectroscopies (EDX) to evaluate its performance. The transesterification of refined palm oil using calcium methoxide and the process parameters affecting the fatty acid methyl ester (FAME) content such as catalyst concentration, methanol:oil molar ratio and reaction time were investigated. The results showed that the FAME content at 97% was achieved within 3 h using 3 %wt catalyst loading, 12:1 methanol:oil molar ratio and 65 °C reaction temperature. The result of FAME suggested calcium methoxide was the promising solid catalyst for substitution of the conventional liquid catalyst.


Author(s):  
Mohd Razealy Anuar ◽  
Mohamed Hussein Abdurahman ◽  
Nor Irwin Basir ◽  
Ahmad Zuhairi Abdullah

2020 ◽  
Vol 32 (4) ◽  
pp. 733-738 ◽  
Author(s):  
R. Manurung ◽  
Taslim ◽  
A.G.A. Siregar

Deep eutectic solvents (DESs) have numerous potential applications as cosolvents. In this study, use of DES as organic solvents for enzymatic biodiesel production from degumming palm oil (DPO) was investigated. Deep eutectic solvent was synthesized using choline chloride salt (ChCl) compounds with glycerol and 1,2-propanediol. Deep eutectic solvent was characterized by viscosity, density, pH and freezing values, which were tested for effectiveness by enzymatic reactions for the production of palm biodiesel with raw materials DPO. Deep eutectic solvent of ChCl and glycerol produced the highest biodiesel yield (98.98%); weight of DES was only 0.5 % of that of the oil. In addition, the use of DES maintained the activity and stability of novozym enzymes, which was assessed as the yield until the 6th usage, which was 95.07 % biodiesel yield compared with the yield without using DES. Hence, using DES, glycerol in enzymatic biodiesel production had high potentiality as an organic solvent for palm oil biodiesel production


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