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Now showing items 357-376 of 2843

Bi-Directional English-Afan Oromo Machine Translation Using Convolutional Neural Network

Arfaso, Birhanu (Addis Ababa University, 2019-10-14)

Many languages are spoken across the world which can bring communication gaps where two people that speak different languages cannot communicate. Usually, this communication gap is solved by using a human interpreter. ...
Bid Evaluation Process on Non-Residential Public Building Project, Case Study on Selected Public Building Projects in Addis Ababa

Fitsum, Gebru (AAU, 2018-10)

In the public construction procurement process, the tendering phase of a project and selecting the most appropriate main contractor is an initial milestone for project success. Public procurement process in Ethiopia ...
Big Data Analytics for Prediction of Mobile Users Movement using Neural Networks

Selamawit, Engliz (Addis Ababa University, 2019-06)

The rise of data warehouses and the rise of multi-media, social media and the Internet of Things (IoT) generate an increasing Volume of structured, semi-structured and unstructured data. Towards the investigation of these ...
Bikeway Compatibility and Implementation Study on Selected Routes of Addis Ababa

Eshetu, Gizaw (Addis Ababa University, 2015-12)

Studying suitability and ways of implementation of bikeway for transportation infrastructures found on selected Addis Ababa routes are the main underlying reasons behind why this research is conducted. The degree of these ...
Bioaccumulation of Cr(VI) from Tannery Wastewater Using Saccharomyces Cerevisiae

Tessafa, Abrham (Addis Ababa University, 2018-06)

Chrome tanning is the most and widely used types of tanning process and the wastewater generated by these industries is a major source of chromium pollution in the form of Cr(III)&Cr(VI) which are released into the ...
Biodiesel from Microalgae Based on Co2 Released from Cement Industries (Case Study: - Dangote Cement Plant)

Assefa, Mekonnen (Addis Ababa University, 2016-06)

Fossil fuels which are recognised as common sources of energy are continuously decreasing in quantity due to increasing demand, Moreover, the increase in atmospheric carbondioxide from chemical industries like cement ...
Biodiesel Production from Consortium of Microalgae

Ayalew, Birhanu (Addis Ababa University, 2014-07)

The aim of the research work is to determine and analyze the factors that affect the yield of biodiesel production from algal biomass and to optimize the processing conditions. Microalgae oil was extracted from dried and ...
Biodiesel Production from Jatropha Oil Using Ethanol with Alkali Catalyst

Adamu, Esubalew (Addis Ababa University, 2011-07)

The jatropha oil was extracted using solvent extraction and mechanical pressing. The extracted oil was refined through degumming and neutralization followed by washing and drying. The acid value, amount of free fatty ...
Biodiesel Production from Tannery Solid Waste

Mamo, Addisu (Addis Ababa University, 2012-11)

The dwindling resources of fossil fuels coupled with the steady increase in energy consumption have encouraged research interest in alternative and renewable energy sources. Biodiesel is one of the most promising ...
Biodiesel production from vernonia galamensis oil using ethanol with alkali catalyst

Abebe, Enkuahone (Addis Ababa University, 2012-11)

This work was done with the aim of producing biodiesel from vernonia galamensis oil by using ethanol with alkali catalyst, sodium hydroxide. Additionally it was investigated the effects of catalyst amount from 0.25 %( w/w) ...
Biodiesel Production from Wado Seed Oil

Tesfaye, Kalay (Addis Ababa University, 2011-07)

is a renewable, biodegradable, environmentally benign fuel for use in the diesel engines. It can be produced from renewable sources such as vegetable oils or animal fats. Although this fuel has gained worldwide recognition ...
Biodiesel Production Optimization and Quality Assessment Using Jatropha Curcas Oil And Ethanol Alcohol

Demissie, Biniyam (Addis Ababa University, 2001)

Concern over high transportation fuel costs, trade deficits, depleting resources, energy security, and mounting evidence of global climate change has led to re-investigation of fossil fuel alternatives. For this reason ...
Bioethanol Production from Barley- Spent Grain (Breweries Spent Grain)

Fissha, Amare (Addis Ababa University, 2016-06)

The objective of this study was production of bioethanol from Barley spent grain by using two-stage diluted acid hydrolysis. The production process was carried out in four main stage such as pretreatment, hydrolysis (first ...
Bioethanol Production from Sequential Acidic-Alkaline Pretreated Sorghum Straw Hydrolysate

Fseha, Gebremichael (Addis Ababa University, 2019-07)

The depletion and environmental problems associated with fossil fuels as main energy source motivates to look for alternative energy sources that do not compromise both food security and the environment. Sorghum is a ...
Bioethanol Production from Waste Paper (Used Office Paper)

Berhane, Kiros (Addis Ababa University, 2016-06)

There is a vested interest in developing alternate sources of fuel to fossil fuel due to lowering stocks, increasing prices and the need for environmentally sustainable energy sources. One major alternative to fossil fuels ...
Bioethanol Production from Water Hyacinth by Chemical Hydrolysis (Preliminary Study)

Betelihem, Mekonnen (Addis Ababa University, 2016-06)

Ethiopia, in order to reduce its dependency on imported petroleum fuels which consumes more than70% of the foreign currency earning, climate change issues and to tackle invasive weed problem such as Water hyacinth through ...
Biogas From Waste –to-Energy; Green Power and Clean Environment for Bole Lemi Industrial Zone

Girma, Firehiwot (Addis Ababa University, 2017-02)

The current model for electricity generation and distribution in Ethiopia is dominated by centralized power plants typically based on hydro power resource. Most of the substation in the country are old and needs upgrading. ...
Biogas Production by Anaerobic Co-Digestion of Food Wastes with Goat Manure

Gidey, Kiros (Addis Ababa University, 2017-12)

Due to the rapid population growth and unmanageable urbanization, one of the burning issues faced by the world today is management of all types of wastes. This study has been conducted on the production of biogas by ...
Biogas Production System Design for Condominium and its Feasibility

Gaddisa, Bekele (Addis Ababa University, 2011-11)

The research is concerned with designing of Biogas Production System for Condominium and studying its Feasibility by crosschecking field survey and information from literatures. The field survey data support the opinion ...
Biogas System Planning for Rural Households Based on Energy Demand (The Case of Holeta District)

Mesfin, Debebe (Addis Ababa University, 2017)

This research is conducted to study the energy consumption trend and to make easy of planning the biogas system design which can helps to meet the energy demand of the rural households found in Holeta district. The energy ...

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