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Now showing items 1256-1275 of 2101

Jam Development from Selected Varieties of Mango

Endayehu, Nega (Addis Ababa University, 2016-10)

Two mango varieties namely Kent and Neohera(NE1) were subjected to analysis and jam was manufactured. Mango pulp was extracted and cooked using pan kettles, and then sugar, citric acid, commercial pectin, and sodium ...
Kinetic Modeling of Biogas from Food Waste: A Case Study of Ethiopian Airlines

Kahassay, Tewodros (Addis Ababa University, 2017-01)

When looking for sustainable energy systems that are environmentally friendly, clean and versatile, Biogas plays a significant role. Moreover, converting food waste into Biogas helps to generate energy and reduce greenhouse ...
Kraft Pulping of Wheat Straw

Engida, Gebeyaw (Addis Ababa University, 2017-07)

In this paper, pulping of wheat straw with Kraft process was studied. Chemical and morphological properties of wheat straw fibers were also investigated. Chemical properties including cellulose (39.8%), hemicellulose ...
K‐Means Clustering and Random Forest Based Hybrid Intrusion Detection Algorithm

Meseret, Kebede (AAU, 2017-12)

The rapid growth of computers transformed the way in which information and data was stored and transmitted. With this new paradigm of data access, comes the threat of this information being exposed to unauthorized and ...
Labor Productivity Analysis and Factors Affecting Oromia Credit and Saving Share Company

Jifara, Mirkena (Addis Ababa University, 2018-10)

Now day’s productivity is an issue of any organization that they talk about it and give emphasis to survive and compete in the dynamic market. Among other partial productivities, several research works indicated that the ...
Labor Productivity Measurement and Improvement: In Case of Ethiopian Medium and Large Footwear Industry

Abdi, Angerasa (Addis Ababa University, 2018-10)

The success factor for a manufacturing firm depends on awareness and management of its productivity level that results from measurement. This study focuses on labor productivity measurement and improvement using the Ethiopian ...
Laboratory Evaluation of Crushed Concrete Aggregate as Unbounded Base and HMA Surface Course

Tebarek, Abdella (Addis Ababa University, 2018-06)

To diminish the adverse effects of construction and demolition wastes, this research investigated the physical and geotechnical properties of crushed concrete aggregate through intensive laboratory tests to evaluate as ...
Laboratory Study on Mixture Design of Grouted Macadam

Zeyne, Mubarek (Addis Ababa University, 2017-04)

Grouted macadam is a composite material which consists of porous asphalt concrete with 25–35% air voids, in which a designed cementitious grout is filled. This research tried to design grouted macadam mixtures from local ...
Lactic Acid Production from Brewer’s Spent Grain Using Lactobacillus Plantarum

Yohannes, Assefa (AAU, 2018-06)

Lactic acid is widely used in the food, cosmetic, pharmaceutical, and chemical industries and has received increased attention for use as a monomer for the production of biodegradable poly (lactic acid). It can be produced ...
Lake Tana Volume Monitoring by Integrating In-Situ and Satellite Data

Sintayehu, Abie (AAU, 2018-11)

Lakes are integrator of environmental changes occurring at a regional to global scale and present a high variety of behaviors on a variety of time scale. In addition, their crucial importance as water stocks and retaining ...
Land Use and Land Cover Change Detection Analysis Using Remote Sensing and Geographic Information System: A Case Study of Hosaena Town Southern Ethiopia

Tagesse, Eromo (Addis Ababa University, 2019-02)

This research was conducted to analyze the land use land cover changes (LULC) for the Hosaena town. For any LULC change analysis acquisition of multi temporal data is vital in order to detect the changes over the time. ...
Large Scale Application of Solar Water Heating System in Ethiopia

Bekele, Addisu (Addis Ababa University, 2007-07)

In this thesis the investigation of the possible use of solar energy for large scale water heating system is conducted for the following sites in Ethiopia: Addis Ababa Tannery, Dire Tannery, Modjo Tannery, and Jimma ...
Leakage Aware Hardware Architecture and Dynamic Power Scheduling

Dilbie, Daniel (Addis Ababa University, 2011-07)

In the last couple of decades, battery powered mobile devices such as smart phones have become one of the most prolific electronic devices in history. With this has come an exploding demand for performance and features ...
Lean Principle Implementation in Service Organization with Focus on Ethiopian Health Care Facilities A Case Study on Hawassa University Referral Hospital

Ibrahim, Bedane (Addis Ababa University, 2013)

Lean Service is a standardized operations service system, constituted only by client adding value tasks, focusing on explicit intangibles and looking for accomplishing expectations of quality and price. The overriding ...
Life Cycle Analysis (LCA) and Emission Reduction Evaluation of Compost from Floriculture Waste

Getu, Abeba (Addis Ababa University, 2014-02)

Global climate change has increasingly gained worldwide attention. The concentration of greenhouse gases in our atmosphere is becoming an issue of increasing concern. To address this problem, it is believed that examining ...
Life Cycle Assessment of Kitchen Cabinet: The case of Finfine Furniture Factory (3F)

Tekle, Hiluf (Addis Ababa University, 2014-10)

A life cycle assessment (LCA) is conducted for kitchen cabinet manufacturing in Finfine Furniture Factory (3F). The LCA methodology is used to assess the environmental impacts and explore ways alleviating environmental ...
Life Cycle Cost Analysis for Road Maintenance Interventions (A case Study for Alemgena District)

Tegen, Workie (Addis Ababa University, 2017-10)

The main purpose of this study was to conduct the life-cycle cost analysis of road maintenance interventions undertaken by the Ethiopian Roads Authority (ERA), considering the Alemgena Road Maintenance District as a case ...
Lightweight Security Auditing Tool for Android Smart Mobile Phone: Design and Implementation

Abdurahman, Fetulhak (Addis Ababa University, 2014-06)

Due to the fast growing market in Android smartphone operating systems to date cyber criminals have naturally extended their target towards Google‘s Android mobile operating system. Threat researchers are reporting an ...
Limitations in the Process of Peak Discharge Estimation for Design of Major Road Crossing Drainage Structures (Based on Current Practices in Ethiopia)

Mekari, Zemedagegnehu (AAU, 2015-12)

Drainage structures of a road are one of the major components which contribute for proper function of the road system. Under designing might result in over flooding of the road surface which undermines the safety of the ...
Linear and Geometric Nonlinear Effect of Axial Load on Flexural Deformation of Reinforced Concrete Members

Bayelign, Hailegiorgis (Addis Ababa University, 2018-04)

The problem of a concrete cross section under flexural and axial loading is indeterminate due to the existence of more unknowns than equations. Therefore proper analysis of reinforced concrete member is important for ...

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