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Chemically synthesized biofuels from agricultural waste: Optimization operating parameters with surface response
Tesfay Berhe1, Omprakash Sahu2
1Department of Chemical Engineering, KiOT, Wollo University Ethiopia, Ethiopia.
Methodsx
|November 11, 2017
Summary
Bioethanol production from sugarcane bagasse (SCB) is feasible using fermentation. Optimized hydrolysis conditions significantly enhance ethanol yield from this sustainable lignocellulosic material.
Area of Science:
- Biotechnology
- Renewable Energy
Background:
- Bioethanol serves as a key renewable energy alternative to fossil fuels.
- Sugarcane bagasse (SCB), rich in cellulose and hemicelluloses, is a viable substrate for fermentation after hydrolysis.
Purpose of the Study:
- To produce bioethanol from SCB via fermentation.
- To optimize dilute acid hydrolysis parameters for maximum ethanol yield.
Main Methods:
- Eight laboratory experiments were conducted for bioethanol production.
- Design Expert software was used to optimize hydrolysis parameters (temperature, time, acid concentration).
Main Results:
- All three hydrolysis parameters significantly influenced ethanol yield.
- Optimal conditions yielded 10.86 ml of ethanol from 50g SCB at 92.59°C, 30 min, and 1% acid concentration.
Conclusions:
- Lignocellulosic materials like SCB are sustainable feedstocks for clean energy.
- Bioethanol production from waste SCB is achievable.
- Hydrolysis, fermentation, and distillation are critical stages impacting overall bioethanol yield.
Keywords:
BioethanolDistillationFermentationHydrolysisSurface response methodology for process optimizationWasteMore Related Videos
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