Postgraduate Project Topics, Thesis and Dissertation
9741. Extraction And Characterization Of Essential Oil From Thyme (thymus Schimperi L.) Leaves By Using Steam Distillation
Essential oils are very interesting natural plant products, and among other qualities they possessrnvarious biological properties. This study has been carried out to extract the essential oil from thernleaves of thymus schimperi L. using steam distillation. Thyme (thymus schimperi L).is...
9742. Production Of Bioethanol From Corn Cob Hydrolysate
All societal activities depend up on energy services to meet the daily. The environmental issues,rnthe growing demand for energy, increasing petroleum-based oil prices and the depletion ofrnpetroleum created the need for the development of sustainable and safe alternative energy source.rnBioethanol...
9743. Investigation Of The Potential Of Sugar Cane Bagasse Ash For Production Of Ceramic Material (wall Tiles)
Utilization of sugarcane bagasse ash (SCBA) waste as a value added material in industrial processrnis interested from both environmental and economic perspectives. Hence, this thesis work focusedrnon partial replacement of quartz/silica sand by SCBA which is composed of 72.02% SiO2, 7.96%rnfluxing...
9744. Development Characterization And Optimization Of Sulphated Fatliquor From Neem (azadirachta Indica) Seed Oil For Crust Leather Process Technology
The leather market demands quality and competitive cost for producers as well as users.rnLeather producers use effective substituent to make the process efficient in order tornreduce the waste load and improve the quality of the final product. Fatliquoring is arnfundamental stage during the...
9745. Investigation Of Heat Recovery Targets For Efficient Use Of Energy In Brewery Via Thermal Pinch Analysis
Brewing industry is currently expanding in high rate.The rising cost of energy and rnenvironmental concerns have led the brewing industry to search for techniques of reducingrnenergy consumption in brewery operations. High energy costs and the need to reduce on CO2rnemissions have brought to the...
9746. Purification And Characterization Of Brine Lake Salt Of Afdera And Dobi
Improving the quality of salt using physic-chemical treatment process is an important issuernfor industrial and health benefit of the society. This study was performed to purify andrncharacterize the brine lake salt of Afdera and Dobi. The salt samples were dried in an ovenrnand the moisture...
9747. Removal Of Arsenic(iii) From Aquoes Soloutions By Carboxymethyl Cellulose-stabilized Nano Zero-valent Iron
Arsenic is the most hazardous element in the chemical world and its presence in drinkingrnwater can cause disaster. Conventional method of preparation of nano zero valent iron usingrnphysical and chemical methods normally employ toxic chemicals as reducing agents,rnorganic solvents, or...
9748. Production Of Bioethanol From Watermelon Peel Using Dilute Acid Hydrolysis And Fermentation
The objective of this study was the production of bioethanol from watermelon peel in order tornminimize the energy cost and substitute the non-renewable energy by using renewable resources.rnThe conversion of watermelon peel to ethanol can be achieved mainly by four process steps.rnPretreatment of...
9749. Optimization And Characterization Of Silica Synthesized From Rice Husk
Rice husks are agricultural biomass waste, which is considered as renewable resources thatrnare produced every year in Ethiopia. Despite of its non-commercial value and causingrnenvironmental pollutions, its ash content is rich in silica (SiO2) and becomes an economicrnpotential source. This study...
9750. Performance Evaluation Of Sugar Cane Milling Plant And Optimization Of Process Parameters A Case Of Wonji-shoa Sugar Factory
Performance assessment of WSSF and setting targets for the relatively inefficient mills to improvernthernefficiencyrnandrnproductivityrnisrncrucial.rnThisrnstudy,rnfocusrnonrnperformancernevaluationrnofrnrnmilling...
9751. Production And Characterization Of Bio-adhesive From Euphorbia Tirucalli Latex
Adhesive is bonding material most widely used in manufacturing sectors like shoe, wood, textile,rnpapers, and others. Most of these manufacturing sectors rely on using petroleum-basedrnadhesives such as urea formaldehyde, fevicol, polyvinyl acetate, and phenol formaldehydernresins. As these...
9752. Preparation And Characterization Of Koh Impregnated Calcined Fishbone Catalyst For Biodiesel Production From Waste Cooking
KOH/Calcined fishbone catalyst was prepared through wet impregnation process by impregnatingrn5, 10 & 15 wt% of KOH catalyst with calcined fishbone. The catalyst prepared by impregnatingrn10 wt% of potassium hydroxide in calcined fishbone as a support was found to show the bestrncatalytic activity...
9753. Characterization And Optimization Of Soda-anthraquinone Pulping Of Teff Straw For Paper Making Process
The aim of this research was to investigate the important features of teff straw and its utilizationrnin the pulp and paper industry via soda-anthraquinone pulping process. Morphologicalrncharacterization indicated that the average length of teff straw fibers (1230μm), average fibersrnwidth...
9754. Fluoride Removal From Aqueous Solution Using Chitosan Adsorbent
In this study the extraction of chitosan from fish scale was studied and the performance towardsrnfluoride adsorption from aqueous solution was evaluated by batch experiments. The methodsrnused for extraction of chitosan were demineralization, and deproteinization followed byrndeacetylation....
9755. Extraction And Optimization Of Process Parameters For Xylitol Production Using Microbes From Corncobs
This Research paper aimed mainly on the extraction of xylitol from corncob hydrolysate andrnoptimization of fermentation parameters such as; fermentation period, yeast dose and initial pH. Rawrncorn cobs were collected from market in Addis Ababa, Ethiopia, and was hydrolyzed with 1% (w/w)rndilute...
9756. Investigation Of The Potential Of Salt Bridge Mediated Microbial Fuel Cell For Power Generation And Brewery Wastewater Sludge Treatment
The release of brewery wastewater sludge with high pollutants and soluble organic contents canrnpose a significant threat to human health and environment due to their toxicity. The present studyrnaims at investigating the potential of Microbial Fuel Cell (MFC) to utilize brewery wastewaterrnsludge...
9757. Optimization And Recovery Of Caustic Soda From The Mercerization Process Almeda Textile Factory
An experiment was conducted to evaluate the operational parameters of an evaporation unitrnwhich concentrate dilute caustic soda from the mercerizing operation wastewater unit of arntextile mill. The concentration of caustic soda for the mercerizing operation was optimizedrnbefore recovery and...
9758. Preparation And Characterization Of Activated Carbon From Flower Waste Biomass For Methylene Blue Removal
Activated carbon (AC) can be used as an adsorbent to remove pollutants from waste water streams.rn520 kg flower biomass waste is generated daily at a single floriculture industry in Ethiopia. DespiternAC has been produced from different lignocellulosic biomass waste, utilizing Flower wasternbiomass...
9759. Production Of Glucose Syrup From Sweet Potato Using Acid Hydrolysis And Preservation Using Potassium Sorbate
Sweet potato is one of the largest sources of starch. Due to this fact, it can be utilized tornobtain value-added products. This research aims at producing glucose syrup from sweetrnpotato using acid hydrolysis and preservation using potassium sorbate. Starch wasrnisolated by using distilled water....
9760. Production Optimization And Characterization Of Essential Oil From Spearmint Leaves
The national consumption of essential oils in Ethiopia is increasing very fast. Production technologyrnis an essential element to improve the overall yield and quality of essential oil. The objective of thisrnstudy was the production, optimization and characterization of oil from spearmint leaves...
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