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Response Surface Methodology: An Emphatic Tool for Optimized Biodiesel Production Using Rice Bran and Sunflower Oils
Mumtaz, Muhammad Waseem; Adnan, Ahmad; Anwar, Farooq; … - In: Energies 5 (2012) 9, pp. 3307-3328
The current study describes the emphatic use of response surface methodology for the optimized biodiesel production … using chemical and enzymatic transesterification of rice bran and sunflower oils. Optimal biodiesel yields were determined … biodiesel. The fuel properties of both the rice bran and sunflower oil based biodiesel were shown to be technically compatible …
Persistent link: https://www.econbiz.de/10011031047
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A Decision Support System (DSS) for Project Management in the Bio-diesel Industry
OLTEANU, Alin Paul - In: Informatica Economica 15 (2011) 4, pp. 189-202
The European biodiesel industry is currently facing several challenges affecting the profitability of investment … projects in the industry. Among these challenges are higher prices for oilseeds, which are the main input for biodiesel … production, lower fiscal support by national governments for biodiesel producers and high price volatility of oil markets. Thus …
Persistent link: https://www.econbiz.de/10009416556
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Optimization of ethyl ester production from arachis hypogaea oil
Kumar, R. Sathish; Purayil, Sanad Thurakkal Puthan - In: Energy Reports 5 (2019), pp. 658-665
Increased rate of use of fossil fuels have greatly polluted the earth through harmful by-products. Biodiesel is an … Arachis Hypogaea Oil (AHO) is used along with ethanol for biodiesel production. Since the amount of free fatty acid of AHO is … 4.85%, two step transesterification process was adopted for biodiesel production. In the first step, 6:1 ethanol to oil …
Persistent link: https://www.econbiz.de/10012651981
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Optimization of ethyl ester production from arachis hypogaea oil
Kumar, R. Sathish; Purayil, Sanad Thurakkal Puthan - In: Energy reports 5 (2019), pp. 658-665
Increased rate of use of fossil fuels have greatly polluted the earth through harmful by-products. Biodiesel is an … Arachis Hypogaea Oil (AHO) is used along with ethanol for biodiesel production. Since the amount of free fatty acid of AHO is … 4.85%, two step transesterification process was adopted for biodiesel production. In the first step, 6:1 ethanol to oil …
Persistent link: https://www.econbiz.de/10012020058
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Reaction Engineering of Direct Coal Liquefaction
Robinson, Ken K. - In: Energies 2 (2009) 4, pp. 976-1006
Direct coal liquefaction has been studied and practiced since the 1930s. It was used in Germany during World War II to produce synthetic fuels when there was no oil allowed into the country. Since then, it has been studied in the United States and many different technologies have been...
Persistent link: https://www.econbiz.de/10010668174
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Determination of Methane and Carbon Dioxide Formation Rate Constants for Semi-Continuously Fed Anaerobic Digesters
Moestedt, Jan; Malmborg, Jonas; Nordell, Erik - In: Energies 8 (2015) 1, pp. 645-655
kinetics can be evaluated. In this study, the rate constants of the fermentative hydrolysis step (<i>k</i><sub>c</sub>) and the …
Persistent link: https://www.econbiz.de/10011123001
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Hot Water Pretreatment of Boreal Aspen Woodchips in a Pilot Scale Digester
Yan, Jipeng; Liu, Shijie - In: Energies 8 (2015) 2, pp. 1166-1180
formic acid are investigated due to their catalytic effect on the extraction reactions. Zeroth-order kinetics models are …
Persistent link: https://www.econbiz.de/10011160783
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Adsorption Studies of Coconut Shell Carbons Prepared by KOH Activation for Removal of Lead(II) From Aqueous Solutions
Song, Chengwen; Wu, Shuaihua; Cheng, Murong; Tao, Ping; … - In: Sustainability 6 (2013) 1, pp. 86-98
behavior are investigated, and adsorption isotherm and kinetics on coconut shell carbons are also studied. The results show …
Persistent link: https://www.econbiz.de/10011030296
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A Study on the Hydrotreating of Coal Hydroliquefaction Residue and its Kinetics
Huang, Jue; Lu, Xilan; Zhang, Dexiang; Gao, Jinsheng - In: Energies 3 (2010) 9, pp. 1576-1585
Hydro-conversion of coal hydroliquefaction residue obtained from a 6t/day pilot plant of Shenhua Group in Shanghai was carried out under the hydrotreating condition. The coal hydroliquefaction residue and its product were extracted in sequence with <em>n</em>-hexane, toluene and tetrahydrofuran in a...
Persistent link: https://www.econbiz.de/10011030788
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A Complementary Biodiesel Blend from Soapnut Oil and Free Fatty Acids
Chen, Yi-Hung; Tang, Ting-Cheng; Chiang, Tsung-Han; … - In: Energies 5 (2012) 8, pp. 3137-3148
satisfactory fuel properties with the exception of its high cold filter plugging point. In contrast, the biodiesel from the FFAs … stability with an induction period (IP) of 0.2 h. The complementary blend of the SNME and the FFA-based biodiesel at various … weight ratios was studied to improve the fuel properties. As a result, the biodiesel blend at a weight ratio of 70:30 can …
Persistent link: https://www.econbiz.de/10011030899