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Browsing Thesis and Dissertations by Submit Date

Browsing Thesis and Dissertations by Submit Date

Now showing items 1-20 of 95

TECHNO-ECONOMIC ANALYSIS OF LIGHTING TECHNOLOGIES IN RURAL HOUSEHOLD OF ETHIOPIA IN CASE OF AMARIT KEBELE

Sefew, Abebe (2020-03-11)

The current total power generation of Ethiopia reached 12,536.69 GWh/yr from its interconnected system. Electricity Access Rate distribution of Ethiopia in urban area above 92% among 27.7% nationally but in rural area only ...
DEVELOPING AND TESTING OF COW DUNG GASIFIER STOVE FOR HOUSEHOLD COOKING TO COMPARE WITH THREE STONES STOVE

SHEFERIE, ADAMU (2020-03-11)

Biomass energy is the most important primary energy sources in Ethiopia, above 90 % of primary energy comes from biomass.Cow dung is one of the widely consumed biomass as a source of energy in rural areas of Ethiopia in ...
Production and Characterization of Briquettes from Rice Husk for Household Cooking

Mebrat, Endalew (2020-03-11)

Biomass densification and combustion is gaining popularity in the energy sector to reduce the dependency on fossil fuel and the environmental footprint of energy production. This research investigated the densification of ...
DESIGN AND MODELING OF HYBRID SOLAR PV/MINI HYDRO MICRO GRID SYSTEMS FOR RURAL ELECTRIFICATION Case study: Gilgel Abay River for Gora Got Rural Village Community

Nibretie, Gebeyaw (2020-03-11)

Renewable energy has varied through time that depends on the renewable sources that limit continuous supply of electricity for the study area. This intermittency nature solved by combining different renewable resources ...
INVESTIGATION AND DESIGN OF OPTIMUM HEAT EXCHANGER NETWORK IN DISTILLERY UNIT OF BALEZAF ALCOHOL AND LIQOUR FACTORY

FEKADU, HABTAMU (2020-03-11)

Alcohol factories has high energy consumption due to this fact it is necessary to integrate cold and hot Process streams to minimize the cost of heating utilities, the objective of this thesis is to investigate the current ...
DESIGN AND MODELLING OF SOLAR TOWER POWER PLANT WITH THERMAL ENERGY STORAGE SYSTEM

Betseha, Mikael (2020-03-11)

Solar energy is the energy that is produced by the sun in the form of heat and light. It is one of the most renewable and readily available source of energy on the earth. Solar power is the conversion of sunlight into ...
Hydro Power Potential Assessment In Jemma River Basin By Using GIS And SWAT Model.

Bekele, Bayu (2020-03-16)

The mass populated area of Semien Shewa zones of the Amhara and Oromia regions that are called as Jemma river basin areas reside with a shortage of electrical energy supply.Besides,the water resource of this basin is not ...
Techno-Economic Assessment of a Solar PV Powered Three Wheelers Bajaj for Bahir Dar

Abie, Asmare (2020-03-17)

In Ethiopia, the transportation sector is the largest growing carbon emitter. Fuel powered three wheelers Bajaj is the common form of urban transportation in different Ethiopian cities, such as Hawasa, Adama, Bahir Dar and ...
Assessment and Modeling of the Ethiopian Energy Sector Management Systems

Getachew, Biniyam (2020-03-17)

Ethiopia is a nation rich with abundant sources of renewable energy and has an enormous potential for the generation of sustainable energy including electricity. However, access to clean, efficient and modern energy ...
Feasibility study for replacing the existing diesel water pumping by PV solar water pumping system based on economic analysis(in case of Gallessa village)

Kebede, Ethiopia (2020-03-17)

Solar Photovoltaic water pumping systems are the latest technologies with availability of solar insulation and enough underground water sources combined together to pumping water from underground which provided cleans ...
Designing and Experimental Investigation of Scheffler reflector based Solar distiller for Sesame Seed Oil Extraction

Tarekegne, Melaku (2020-03-17)

Sesame seed oil is Ethiopian‘s locally produced traditional food oil which is produced from sesame seed, traditionally it is extracted by the camel powered pressing process. The heat required for the extraction process is ...
FEASIBILITY STUDY OF A PV POWER SYSTEM FOR WATER PUMPING IN CONSTRUCTION OF RESIDENTIAL BUILDINGS

YAHYA, ABDULHAFIZ (2020-03-18)

Photovoltaic pumping is commonly applicable nowadays throughout the world. Particularly in the field of agriculture. This renewable energy based water delivering system can be extended to construction purposes by making ...
ASSESSMENT OF STANDALONE SOLAR PHOTOVOLTAIC SYSTEM FOR ENERGY-EFFICIENT STREETLIGHTS IN EAST REGION, ADDIS ABABA

ABRAHAM, ABYOTE (2020-03-18)

This research describes assessment of a stand-alone solar electrical power system which can supply power with Energy Efficient lighting system for road lighting. The existing street lightning network system has experienced ...
Design, Manufacture & Experimental Investigation of Solar Cooker with Heat Storage

Asmare, Addisu (2020-03-18)

House hold energy use for cooking from Ethiopian context is one of the critical issue affecting the environmental safety and economic well-being of citizens. An environmentally friendly and well-designed system plays a ...
Assessment and evaluation of fuel properties of briquettes prepared from sugar cane bagasse with different char-binder proportion.

Gashaw, Aragaw (2020-03-18)

In this study, sample bagasse and the quantitative data about sugarcane and bagasse processing and utilization were obtained directly from WSSF using site observation, interviews and from reserved documents. Extensive ...
ENHANCEMENT OF THE ENERGY DENSITY OF RICE HUSK THROUGH DRY AND CHEMICAL TREATED TORREFACTION

GETAYE, AYTENEW (2020-03-18)

Despite all its advantages biomass has some shortcomings that often create difficulties in its wide scale use as an energy source. Compared to other fuels like coal, biomass has higher oxygen content, lower calorific value, ...
Modelling and Simulation of Updraft Biomass Gasifier Stove for Production of Syngas using Rice Husk

Ayalew, Bassazin (2020-03-18)

In this paper, steady state simulation model of air gasification has been developed in Aspen plus for fixed bed biomass gasifier using rice husk. Aspen plus is selected as a simulation tool due to its higher capability ...
Feasibility study of municipal solid waste to energy based on composition and quantity of waste ; case of Bahir Dar city

Fenta, Birhan (2020-03-18)

The municipal solid wastes (MSW) in Bahir Dar city are disposed in open land dumpsites locally named as Gordema .The existing waste disposal sites in Gordema are not properly engineered or managed and characterized by odor, ...
DESIGN, FABRICATION AND TESTING OF PORTABLE SOLAR-BIOMASS COMBINED COOK STOVE

Yilma, Bisrat (2020-03-18)

Majority of the populations of Ethiopia highly rely on Biomass in traditional and inefficient way of cooking which have harsh effect on both human health and global climate. Solar cookers can be an alternative which can ...
Techno –Economic Assessment of Solar Flat Plate Water Heater for Gerji site Condominium Building

Getahun, Dagmawi (2020-06)

This thesis work verifies the alternative use of solar energy to be applicable in Addis Ababa at the selected site, Gerji Condominiums. Selection of the Flat Plate Solar Collector and its area, studying the unit cost of ...

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