• SOLVING AC OPTIMAL POWER FLOW PROBLEM USING ARTIFICIAL NEURAL NETWORK 

  Zewetr, Aynadis (2024-06)

  Optimal Power Flow (OPF) problem is being solved every day many times in power systems throughout the world by grid operators to get the optimal power dispatch so that the network can be operated reliably and economically. ...
• MODELING AND OPTIMAL SIZING OF OFF-GRID SOLAR WIND BASED HYBRID ENERGY SYSTEM FOR RURAL ELECTRIFICATION IN ETHIOPIA, (CASE STUDY: SOMALI REGIONAL STATE, FERFER KEBELE) 

  ZERIHUN, SHIMELIS ABEBE (2024-07)

  Access to electricity services, especially in rural areas, is a significant developmental challenge in Ethiopia. As a consequence, the inhabitants in these regions heavily rely on traditional biomass for cooking, ...
• ASSESSMENT OF RELIABILITY AND REDUCTION OF DISTRIBUTION SYSTEM POWER INTERRUPTION THROUGH INTELLIGENT PLACEMENT OF DISTRIBUTED GENERATION (CASE STUDY: BAHIR DAR SUBSTATION II R1-G3 FEEDER ) 

  Yibeltal, Damtie Tilahun (2023-10)

  In Bahirdar city, frequent and protracted power outages have become a major issue. The life and economic activity of society have been significantly impacted by this issue. Power outages have a huge financial impact on ...
• RELIABILITY ASSESSMENT OF DISTRIBUTION SYSTEM WITH DISTRIBUTION GENERATION (DG) [CASE STUDY: WUCHALE FEEDER] 

  YECHALE, ATINAFU TEMESGEN (2024-06-07)

  Distribution systems reliability is a great concern to any electric power utility company. Power utility companies are working to provide reliable power through many systems. Distributed Generation (DG) is considered the ...
• COMPARATIVE STUDY BETWEEN FUZZY-PID AND ANN-PID CONTROLLERS FOR POWER SYSTEM TRANSIENT STABILITY ENHANCEMENT [CASE STUDY: TIS ABAY II HYDRO POWER PLANT] 

  WOLDEGEBRIEL, ASHEBIR (2024-07)

  An interconnected power system is continuously interrupted in many ways, which leads to a loss of stability. Either a big or minor disturbance is what leads to instability. In a synchronous generator, this disruption causes ...
• Feasibility study, design and simulation of Hybrid solar - Wind standalone microgrid system using Fuzzy Logic Controller. Case Study: Felege Hiwot Comprehensive Specialized Hospital 

  Tewachew, Fentie (2024-07)

  Currently, there is no reliable and sustainable power supply for the Felegehiot specialized hospital. The electric power fluctuation for the hospital is critical problems and the standby diesel generator operation fuel ...
• ―ENHANCING RELIABILITY AND PERFORMANCE OF MEDIUM VOLTAGE DISTRIBUTION NETWORK WITH AUTORECLOSER AND DISTRIBUTED GENERATION” CASE STUDY: WUKRO TOWN 15KV DISTRIBUTION SYSTEM 

  T/BIRHAN, G/EGZIABHER (2024-06)

  A stable and reliable electric power supply system is an inevitable pre-requisite for the technological and economic growth of any nation. Due to this, utilities must strive and ensure that the customers are getting the ...
• Feasibility study, design, and modeling of microgrid system for rural electrification. Case Study: Ayelech rural village 

  Roman, Tilahun (2024-03)

  There are high renewable potentials in Amhara region including Mecha woreda which is reliable throughout the year especially the solar irradiation. The Yinesa Lemirt kebele is one part of the Mecha woreda which has woyna ...
• OPTIMAL ENERGY SCHEDULING OF GRID CONNECTED MICRO GRIDS WITH BATTERY STORAGE 

  RODAS, FELEKE JEMBERIE (2023-12)

  The power system has confronted repeated and widely spread power failure due to increasing of load demand for electrification and industrialization throughout the world. Grid overloading especially during peak hours has ...
• VOLTAGE STABILITY ANALYSIS OF THE ETHIOPIAN POWER SYSTEM AT 400 kV WITH COMPENSATION DEVICES 

  NETSANET, YITNA (2024-07)

  A number of factors, including the slow rate of transmission line development, environmental restrictions, the unregulated nature of the electrical market, etc., have led to the majority of power systems working at or near ...

• SOLVING AC OPTIMAL POWER FLOW PROBLEM USING ARTIFICIAL NEURAL NETWORK 

  Zewetr, Aynadis (2024-06)

  Optimal Power Flow (OPF) problem is being solved every day many times in power systems throughout the world by grid operators to get the optimal power dispatch so that the network can be operated reliably and economically. ...
• MODELING AND OPTIMAL SIZING OF OFF-GRID SOLAR WIND BASED HYBRID ENERGY SYSTEM FOR RURAL ELECTRIFICATION IN ETHIOPIA, (CASE STUDY: SOMALI REGIONAL STATE, FERFER KEBELE) 

  ZERIHUN, SHIMELIS ABEBE (2024-07)

  Access to electricity services, especially in rural areas, is a significant developmental challenge in Ethiopia. As a consequence, the inhabitants in these regions heavily rely on traditional biomass for cooking, ...
• ASSESSMENT OF RELIABILITY AND REDUCTION OF DISTRIBUTION SYSTEM POWER INTERRUPTION THROUGH INTELLIGENT PLACEMENT OF DISTRIBUTED GENERATION (CASE STUDY: BAHIR DAR SUBSTATION II R1-G3 FEEDER ) 

  Yibeltal, Damtie Tilahun (2023-10)

  In Bahirdar city, frequent and protracted power outages have become a major issue. The life and economic activity of society have been significantly impacted by this issue. Power outages have a huge financial impact on ...
• RELIABILITY ASSESSMENT OF DISTRIBUTION SYSTEM WITH DISTRIBUTION GENERATION (DG) [CASE STUDY: WUCHALE FEEDER] 

  YECHALE, ATINAFU TEMESGEN (2024-06-07)

  Distribution systems reliability is a great concern to any electric power utility company. Power utility companies are working to provide reliable power through many systems. Distributed Generation (DG) is considered the ...
• COMPARATIVE STUDY BETWEEN FUZZY-PID AND ANN-PID CONTROLLERS FOR POWER SYSTEM TRANSIENT STABILITY ENHANCEMENT [CASE STUDY: TIS ABAY II HYDRO POWER PLANT] 

  WOLDEGEBRIEL, ASHEBIR (2024-07)

  An interconnected power system is continuously interrupted in many ways, which leads to a loss of stability. Either a big or minor disturbance is what leads to instability. In a synchronous generator, this disruption causes ...
• Feasibility study, design and simulation of Hybrid solar - Wind standalone microgrid system using Fuzzy Logic Controller. Case Study: Felege Hiwot Comprehensive Specialized Hospital 

  Tewachew, Fentie (2024-07)

  Currently, there is no reliable and sustainable power supply for the Felegehiot specialized hospital. The electric power fluctuation for the hospital is critical problems and the standby diesel generator operation fuel ...
• ―ENHANCING RELIABILITY AND PERFORMANCE OF MEDIUM VOLTAGE DISTRIBUTION NETWORK WITH AUTORECLOSER AND DISTRIBUTED GENERATION” CASE STUDY: WUKRO TOWN 15KV DISTRIBUTION SYSTEM 

  T/BIRHAN, G/EGZIABHER (2024-06)

  A stable and reliable electric power supply system is an inevitable pre-requisite for the technological and economic growth of any nation. Due to this, utilities must strive and ensure that the customers are getting the ...
• Feasibility study, design, and modeling of microgrid system for rural electrification. Case Study: Ayelech rural village 

  Roman, Tilahun (2024-03)

  There are high renewable potentials in Amhara region including Mecha woreda which is reliable throughout the year especially the solar irradiation. The Yinesa Lemirt kebele is one part of the Mecha woreda which has woyna ...
• OPTIMAL ENERGY SCHEDULING OF GRID CONNECTED MICRO GRIDS WITH BATTERY STORAGE 

  RODAS, FELEKE JEMBERIE (2023-12)

  The power system has confronted repeated and widely spread power failure due to increasing of load demand for electrification and industrialization throughout the world. Grid overloading especially during peak hours has ...
• VOLTAGE STABILITY ANALYSIS OF THE ETHIOPIAN POWER SYSTEM AT 400 kV WITH COMPENSATION DEVICES 

  NETSANET, YITNA (2024-07)

  A number of factors, including the slow rate of transmission line development, environmental restrictions, the unregulated nature of the electrical market, etc., have led to the majority of power systems working at or near ...
• Distribution Expansion Planning by Feeder Reconfiguration Using Binary Particle Swarm Optimization Method Case Study at Debre Markos Distribution System 

  Melkamu, Tsegaye Bekele (2024-07)

  Distribution System expansion planning is a main activity of distribution system utilities in developing countries due to the socio-economic growth results increasing energy demand. Because of the limitations and inefficiency ...
• DESIGN, MODELING AND FEASIBILITY STUDY OF HYBRID PHOTOVOLTAIC, WIND, AND DIESEL-BASED ELECTRIC POWER GENERATION SYSTEM FOR ZOBIL COMMUNITY 

  MARYE, ABATE WUDU (2023-06)

  Ethiopia is a developing country, where the majority of the population lives in rural areas without access to electricity. 83 % of the total population of the country uses traditional biomass energy as a basic source of ...
• Transient Stability limit analysis of a Power system transmission line using UPFC (Case Study on Bahir Dar to Debre Markos Transmission line) 

  Haymanot, Andualem Fenta (2024-02)

  The objective of this research is to analyze the application of FACTS devices to increase the maximum load ability of the transmission lines which may be constrained by a transient stability limit. The maximum capacity of ...
• Dynamic Voltage Restorer for Mitigation of Power Quality Problems (Case Study: Bahir Dar Textile S.C.) 

  Habtamu, Asresahagn (2023-12)

  Electric power is a unique product that is generated, delivered and consumed at the same time requires dynamic monitoring. In smart era, widespread use of sensitive and nonlinear loads driven by power electronics, low ...
• Design, Modeling and Control of Standalone Micro-grid System for Rural Area in Gashamo Village, Somali Region of Ethiopia 

  Eyob, Abayneh Tegegn (2024-06)

  The electrification of rural areas in developing countries presents significant challenges due to infrastructural, economic, and environmental constraints. This thesis focuses on design, modeling, and control of a ...
• Optimal Sizing and Placement of Distributed Generation to Minimize Power Loss and Improve Voltage Profile Using Hybrid PSO-CS (Case Study: Bahir Dar Distribution System 15KV (R2-G4 Feeder)) 

  Ermiyas, Tesfakiros Reda (2024-03)

  The Radial Distribution System (RDS) delivers electricity to end-users, but increasing load demand raises resistance to reactance ratio (R/X), voltage drops, power losses, and lowered voltage stability. In the Bahir Dar ...
• FAULT CURRENT LIMITING DYNAMIC VOLTAGE RESTORER FOR POWER QUALITY IMPROVEMENT IN DISTRIBUTION SYSTEMS 

  EFRATA, ADMAS ANTENEH (2024-06-20)

  Power quality means the fitness of electrical power and its stabilized disposition to power consumer device. The quality of power supplied is affected by various factors of the power system. Any issue that results in the ...
• Planning and Design of AC-Coupled Semi-Autonomous Solar Photovoltaic Microgrid: An Energy Solution for Residential Complex 

  Edemialem, Gedefaye Mehretie (2024-02)

  In the modern grid era, solar photovoltaic (PV) microgrid systems are suitable for electrifying areas without access to electricity and mitigating power reliability. However, obtaining accurate solar cell parameters, ...
• Analysis, Modeling and Control of Doubly-Fed Induction Generator Based On Wind Turbine System 

  Dek Muktar, Abdilahi (2024-07)

  The use of renewable energy sources, especially wind energy, has grown in popularity since the turn of the twenty-first century. The objectives of the study was aimed to enhance the model parameters' development for wind ...
• Comparative Analysis of HGAPSO Tuned Third order-SMC, ST-SMC and SMC Controllers for Quadrotor (Unmanned Aerial Vehicle) Control 

  Dawit, Kefale (2024-03)

  The study of control of quadrotors have been addressed extensively in different UAV research areas. Quadrotors are a type of Unmanned Aerial Vehicle (UAV) that has four actuators and six degrees of freedom capable of ...

View more