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Browsing Thermal Engineering by Issue Date

Browsing Thermal Engineering by Issue Date

Now showing items 1-20 of 60

Design and Experimental Investigation of Double Exposure Box Type Solar Cooker assisted with Asymmetric compound parabolic concentrator

Addisu, Lamesgin (2019-11)

Solar cookers are good alternatives for traditional ways of cooking. But it is not an easy task to transfer the solar cooking technology to the community. Longer cooking time requirement, cooking outdoor which is not of ...
DESIGN AND TESTING OF A PASSIVE SOLAR TRACKER BY USING A BIMETALLIC STRIPS ACTIVATOR WITH AN INTEGRATED NIGHT RETURN MECHANISM

ALEMAYEHU, MINTESINOT (2020)

Solar tracking systems benefits by escalating the energy absorption rate in the morning and evening periods. More specifically, in the near equatorial regions, passive type with bimetallic strips activator solar trackers ...
EXPERIMENTAL INVESTIGATION OF HEAT AND FLUID FLOW CHARACTERISTICS ON EXPANDED METAL MESH ROUGHENED SOLAR COLECTOR

GZATE, YEWONDWOSEN (2020)

Solar air heater is used for agricultural grain products drier, curing of industrial products and for other systems requiring low grade thermal energy. Their usefulness and the quantitative energy collections has been ...
EXPERIMENTAL TESTING OF SOLAR MAIZE DRYER ASSISTED BY BIOMASS BACK-UP HEATER

TEFERA, EWNETU (2020)

A solar dryer assisted by biomass back-up heater was designed and manufactured from locally available materials to dry maize. This study tried to address the problem associated with the fact that solar dryers are efficiently ...
MATHEMATICAL MODELING AND EXPERIMENTAL TESTING OF MIXED MODE SOLAR DRYING SYSTEM FOR RED PEPPER

ADMASS, ZIGALE (2020)

To study the drying of red pepper in mixed mode and open sun solar drying system experiments at Bahir Dar climatic conditions were carried out. The solar dryer consists of a double pass solar collector integrated with ...
ASSESSMENT AND PERFORMANCE EVALUATION OF ENERGY GENERATION AND UTILIZATION OF WONJI SUGAR COGENERATION POWER PLANT

Amare, Wubetu (2020)

The Sugar sector is one of the major focus areas that would play an important role in the future economy of Ethiopia, thus to hasten the development of the sugar industry the need for technologies is very crucial. The major ...
MODELING AND EXPERIMENTAL TESTING OF SOLAR POWERED INJERA BAKING

ANEMUTE, YOHANES (2020)

Ethiopia is the country which use fossil fuel as main source of energy. About 83% people of the country live in countryside area and use fossil fuel as a source energy for any baking and cooking purpose. Among this 70% of ...
Investigation of Heat Transfer Engine Oil in Solar Powered Injera Baking Oven Using Cuo Particle Nano Fluid

Alemu, Gebremariam (2020-02)

In Ethiopia the traditional way of injera baking practice is commonly carried out by gathering biomass fuels: such as fire wood, crop residue, dried animal dung. Traditional biomass energy sources result negative effects ...
Investigation of the Thermal Performance of Corrugated Plate Solar Collector Using Experimental and Numerical Methods

Nigussie, Kalkidan (2020-02)

Solar radiation, being the most widely distributed energy source, can be exploited using photovoltaic and solar thermal technologies. Due to its diversified area of applications the later one has got a great deal of attention ...
STUDYING THERMODYNAMIC PROPERTIES AND INCREASING ETHANOL CONCENTRATION IN LOCAL DISTILLED ETHIOPIAN AREKI

ASSAYE, MEBRATU (2020-02-17)

This thesis paper deals with studying the thermodynamic properties of local distilled Ethiopian Areki which extracted from Maize, Dagussa (Sorghum) and Gibto (Lupin). The process of the work basically contains measurements ...
Experimental Investigation and Performance Evaluation Of Solar Driven Hand Pump

Alemu, Amelakie (2020-03)

Unlike other planets, 75% of the earth is covered with water. All living creations that breathe consumes water. Even 60% of our body is consisted of water. Water is used for drinking, sanitation and bathing, running mega ...
DESIGN, CONSTRUCTION, EXPERIMENTAL INVESTIGATION AND PERFORMANCE EVALUATION OF INDIRECT FORCED CONVECTION SOLAR GINGER DRYER

DESALEGN, ABEBA (2020-03-16)

The indirect forced convection solar drying has an advantage in preserving perishable food items with unlimited solar accessibility, purely renewable energy forms and fast drying time. It has sound benefits compared to ...
PERFORMING THERMAL ENERGY AUDTING: A CASE OF BAHIR DAR TEXTILE COMPANY

TEBABAL, GEBEYEHU (2020-03-16)

Energy is one of the most important requirements in any industrial activity even if its availability is the big problem. It is one of the major inputs for the economic development of a country. In this thesis ...
IMPROVING THE PROCESS PARAMETERES FOR OPTIMIZATION OF PLASTIC EXTRUSION IN UPVC PIPE MANFACUTURING

Mengistie, Awoke (2020-03-17)

This study is carried to study the types of defects in Plastic Extrusion and Optimization Process Parameters of in UPVC Pipe Manufacturing at Amhara Pipe Factory. The research started by finding the root causes for the ...
EXPERIMENTAL STUDY OFAUGMENTATION OF HEAT TRANSFER OF BASE FLUID (H2O) USING NANO PARTICLES

FEKADU, BIRLIE (2020-03-17)

It has been shown that a nano fluid consisting of nano particles dispersed in base fluid has much higher effective coefficient of heat transfer than pure fluid. The heat transfer characteristic of fluids is tremendously ...
INVESTIGATION ON THE EFFECT OF HEAT TRANSFER USING VACUUM INSULATION OVER PIPE FOR INDUSTRIAL APPLICATION

TADIE, ARAGAW (2020-03-17)

This thesis report isinvestigating effect of heat transfer using vacuum insulation over a pipe for industrials application to compare its result withfiberglass insulation for steelpipe. In this study, an experiment is ...
Design and Experimental Testing of conical solar collector based steam Bread Banking System

Shumye, Dereje (2020-03-17)
Designing and experimental testing of solar powered evaporative cooling to store perishable agricultural products

Ayele, Lijalem (2020-03-17)

This thesis work comprises of designing, manufacturing, and experimental test on solar powered evaporative cooling and is designed to provide an environment which is both lower than ambient temperature and at a higher level ...
DESIGN AND SIMULATION OF PARABOLIC TROUGH SOLAR COLLECTOR FOR WATER HEATING IN STUDENT CAFÉ FOOD COOKING

Bawoke, Melaku (2020-03-17)

The research is concerned with design and simulation of parabolic trough solar collector to produce energy for student café food cooking and studying its feasibility by cross checking financial analysis. The reason way ...
ANALYZING THE EFFECTS OF SHIELDED METAL ARC WELDING PROCESS PARAMETERS ON MECHANICAL PROPERTIES (TENSILE STRENGTH AND HARDNESS) OF S355JR MILD STEEL

FELEKE, MELKAMU (2020-03-17)

In this work the effect of welding parameters on mechanical properties of S355JR structural mild Steel was studied using SMAW process. S355JR structural mild steel was used as a base metal and E6013 as filler electrode ...

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Browsing Thermal Engineering by Issue Date

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