Postgraduate Project Topics, Thesis and Dissertation
9721. Analysis Of Availability Using Virtual Machine Placement Algorithms For Cloud Iaas
Cloud Computing paradigm is most popular for its flexibility in resourcernprovisioning by creating virtual machines of the requested speciï¬cation on thernunderlying physical infrastructure. Infrastructure-as-a-Service, which requires arnprovider to allocate virtual machines (VMs), has...
9722. Detecting Cell Outage By Applying Density Based Anomaly Detection Algorithm Using Machine Learning Technique The Case Of Ethio-telecom Umts Network
This thesis develops a model to detect cell outage on real ethio telecom network data by usingrndensity based anomaly detection algorithms through the application of machine learningrntechnique. Cell outage is the total/partial loss of radio network in a given area and the process ofrndetecting...
9723. Qoe Assessment Model For Addis Ababa Lte Video Streaming Service Using Machine Learning Techniques
In today’s connected world, the availability of fast Internet access and penetration ofrnsmart-phones has created an opportunity for the emerging of new telecom services.rnSimilarly, in Ethiopia, the improvement of technology brought a change from therntraditional services to more advanced...
9724. Techno-economic Investigation Of Street Furniture Usage For Outdoor Small Cell Planning The Case Of Addis Ababa Ethiopia
For more than a decade, mobile network data traffic and users’ demand are considerablyrnincreased due to the advent of evolving mobile technologies, capable end-user devicesrnand data-intensive content. Different forecasts show that the growth will continue forrnsimilar reasons. To...
9725. Comparison Of Supervised Machine Learning Algorithms On Detection Of Signaling Dos Attack To The 3g (umts) Mobile Network-in The Case Of Ethiotelecom
Mobile communication technology evolves overtime by introducing new architectures, interfacesrnand protocols, providing unified services with higher capacity of packet based data transmission.rnThis helps different organizations to facilitate their services using these networks. However,...
9726. Users Throughput Enhancement Of Lte Network Using Carrier Aggregation For Addis Ababa
Mobile broadband services are undergoing a period of dramatic growth causing a tremendousrnincrease in data tra c. One main reason for this rise of tra c is being driven byrnthe growing number of mobile subscribers. This increment in data tra c is handled byrnnew technologies. LTE-Advanced extends...
9727. Quality Of Service Assessment On Fixed-wireless Broadband Internet Service The Case Of Ethiotelecom
Commonly regulators and Internet service providers (ISPs) monitor and publish the offeredrnquality of service (QoS) to improve broadband Internet QoS focusing on transparency andrncustomer empowerment. This is aimed mainly to create competition between ISPs and providernfreedom of choice on best...
9728. Reliability Analysis Of Addis Ababa Light Rail Transit Traction Power Supply System
High reliability of railway power systems is one of the essential criteria to ensure quality and rncost-effectiveness of railway services. Reliability analysis of traction power supply system rn(TPSS) is essential for identifying reliability critical components, which causes most of the...
9729. A Study On Railway Transport Demand Model In Ethiopia (a Case Study On Addis Ababa-djibouti Line)
The growing Population and Economy of Ethiopia require efficient transport system. However,rnthe country's transport infrastructure with the exception of air transport is not developed; thernCountry has poor road and rail transport network and density, one of the least in Africa, withrnmany...
9730. Fatigue Crack Growth Analysis Of The Light Rail Vehicle Braking Disc Under Different Braking Conditions Including Emergency Braking
Railway brake discs are the safety-critical components usually designed for up to tenrnyears of operation. To guarantee the safety, fracture mechanics method is usually appliedrnto perform the prediction of fatigue crack growth. The main purpose of this study is tornanalyze the stresses and fatigue...
9731. Harmonizing Pedestrians Mobility At Level Crossing (the Case Of Sebategna Level Crossing In Addis Ababa)
The highway-rail grade crossing is unique in that it constitutes the intersection of tworntransportation modes, which differ in both the physical characteristics of their traveled ways andrntheir operations. Level crossings involve a considerable number of pedestrians and theirrnharmony with the...
9732. Rollingstock Maintenance Strategy Selection By Application Of The Analytic Network Process Algorithm
Industries are facing a lot of challenges such as the optimization of operation and maintenance function rndue to the continually evolving world of technologies, global competitiveness, environmental and safety rnrequirements. Thus, this study sets out to select an appropriate maintenance strategy...
9733. Power Reliability Analysis Of Dc Traction Power Supply System A Case Study Of Addis Ababa Light Rail Transit
DC Railway Traction Power Supply System (TPPS) has been and is still widely used worldrnover for train propulsion especially in the urban areas and inter- urban regions. With thernevolution of electronic traction control technology giving compact size and reduced weightrnof chopper and inverter...
9734. Wheel Rail Interaction Modeling On Rail Vehicle System Lateral Dynamics
The long history of railway engineering provides many practical examples of dynamicrnproblems which are unique to railway vehicles. One of the railway vehicle's dynamicrnproblems is the lateral dynamic which is mainly arising from wheel rail contactrncondition. In the early time, to analyze and...
9735. Assessment Of Cost And Time Overrun In Addis Djibouti Railway Project
Transportation is the back bone of a nation’s economic activities. Mass transit systemrnlike rail systems shall be constructed for efficient transportation. The railway connectingrnEthiopia with Djibouti was a meter gauge line opened in 1917. A new line contract wasrnawarded to China Civil...
9736. Development Of Timetable Using A Communication Based Train Control In The Case Of Addis Ababa Light Rail Transit
Currently, Addis Ababa light rail transit is using the traditional fixed block signaling system. Fixedrnblock-signaling divides the track into small blocks, which determines how far apart the trains willrnbe kept for safety and how frequently the stations will be serviced. This signaling system of...
9737. Determining The Optimum Parameters Of An Energy Harvesting System Using Simulation
Ethiopia has a small percentage of its population accessing electricity with some energy utilized rnby the transportation sector, also there are frequent power outages at the Addis Ababa Light Rail rnTransit Services which takes a long while to return. From this former statement, it is clear that...
9738. Production Of Epoxidized Zigba (podo Carpus Falcatus) Seed Oil Through Carbon Based Sulfonated Catalyst
Epoxidation is reaction of the carbon–carbon double bond of fatty acids of vegetable oils. Recentrnenvironmental awareness and reduction of world fossil fuel reserves have enforced the need tornlook for a replacement of mineral oils with environmental friendly and nontoxic vegetable...
9739. Optimization And Production Of Biodiesel From Spent Coffee Ground Oil Using Acid -base Catalyzed Method
In Ethiopia large amount of spent coffee ground are generated from various coffee houses,rnrestaurants and households a result of the high consumption of coffee. Until now, there are norncurrent profitable uses, and their adequate disposal constitutes a major environmental problem. rnThe aim of...
9740. Sugarcane Bagasse Ash As Partial Replacement Of Cement In Concrete Production
Sugarcane bagasse ash is a byproduct from cogeneration boilers of sugar industriesrnfound after the extraction of all economical sugar from sugar cane. The disposal of thisrnagricultural waste causes environmental problems around the sugar industries. Cementrnindustry also creates environmental...
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