Biodiesel synthesis from transesterified Madhuca indica oil by waste egg shell–derived heterogeneous catalyst: parametric optimization by Taguchi approach

Author(s):  
Somnath Chowdhury ◽  
Sumit H. Dhawane ◽  
Bipul Jha ◽  
Sucharita Pal ◽  
Ramanand Sagar ◽  
...  
Fuel ◽  
2021 ◽  
Vol 299 ◽  
pp. 120887
Author(s):  
Erica Karine Lourenço Mares ◽  
Matheus Arrais Gonçalves ◽  
Patrícia Teresa Souza da Luz ◽  
Geraldo Narciso da Rocha Filho ◽  
José Roberto Zamian ◽  
...  

2019 ◽  
Vol 122 ◽  
pp. 313-319 ◽  
Author(s):  
Wasi Ur Rahman ◽  
Anam Fatima ◽  
Abdul Hakeem Anwer ◽  
Moina Athar ◽  
Mohammad Zain Khan ◽  
...  

2018 ◽  
Vol 192 ◽  
pp. 03006
Author(s):  
Jakkrapong Jitjamnong

The purpose of this research was to investigate the catalytic activity of Ba loading on calcium oxide (CaO) catalyst by varying the amount of barium added during the synthesis: 5-15 wt%. The waste egg shells were utilized as a CaO heterogeneous catalyst by calcined at 900 °C for 2 h. The Ba/CaO catalysts were prepared by impregnation method and were used as a catalyst in transesterification reaction of canola oil via microwave irradiation under microwave power 300 W. The characterization of catalyst and FAME composition of biodiesel were determined by X-ray fluorescence (XRF), scanning electron microscope (SEM), Fourier transform infrared spectrometer (FTIR), and gas chromatography (GC-FID). The conditions of biodiesel production were operated at 60 °C, 3 wt% of catalyst loading, 9:1 methanol-to-canola oil ratio, and microwave irradiation power was 300W for 2 min. The experimental results found that, the waste egg shells consist mainly of CaCO3, which was decomposed to CaO more than 88 wt% after cacination step. The 15 wt% Ba/CaO catalysts exhibited the best catalytic performance with the FAME conversion higher than 97.68%.


2019 ◽  
Vol 1175 ◽  
pp. 012281 ◽  
Author(s):  
Taslim ◽  
Boy Andika Sinaga ◽  
Monica Nathalia Sihaloho ◽  
Iriany ◽  
Okta Bani

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