Electrical Electronics Engineering Research Papers/Topics

Optimal Under-Frequency Load Curtailment Via Continuous Load Control In A Single Area Power System Using Fuzzy Logic, Pidfuzzy And Neuro-Fuzzy (Anfis) Controllers

Abstract In situations where maximum load demand exceeds power generation capacity, frequency would drop during cases of overload; and if appropriate under-frequency load curtailment scheme is not put in place, it could cause permanent turbine damage or affect the expected working operation of electric equipment. Various existing works on load curtailment in power systems have been done to great effect using meta-heuristic and classical control techniques. This paper seeks to comparatively a...

Development Of Energy Benchmarking Protocol For Commercial Banks, Lagos State, Nigeria

Energy consumption is a central factor taken into consideration as far as management decisions are concerned in any firm and the same goes for the banking industry. More importantly is the extent to which firms consume energy efficiently. In the light of this, this study investigates the energy benchmarking of 50 commercial bank branches in Lagos. With the aid of questionnaires and by observation and consultation with the staff of the selected bank branches, data were collected on the energy ...

Assessment Of Energy Consumption And Carbon Footprint From The Hotel Sector Within Lagos, Nigeria

Nigeria has one of the lowest electricity consumption per capita in Africa and this is because the power grid capacity has not been able to meet the ever increasing demand for electricity. To remain in business, several business enterprises rely on captive generation of electricity; thus, the hospitality industry is not left out of this experience. Primarily, this study evaluates the energy consumption trend in the Nigerian hotel industry. The energy utilization is modeled in order to apprais...

Techno-Economic And Environmental Evaluation Of Demand Side Management Techniques For Rural Electrification In Ibadan, Nigeria

Abstract According to the United Nation Development Programme, access to modern low-cost energy systems in developing countries is important in the realization of the globally agreed developmental goals, as well as the Millennium Development Goals, and sustainable development, which would assist in the reduction of poverty and to improve the conditions and quality of life for the greater part of the world’s population. Planners have suggested hybrid energy system for the electrification of...

An Improved Gaussian Filter Technique For Biomedical Image Processing: An Early Lung Cancer Detection Technique

ABSTRACT For accurate and high rate of lung cancer detection using image processing, an effective preprocessing technique is required. A quality preprocessing technique is necessary to ensure effective removal of noise that interferes with the features of the image and hence improves lung cancer detection rate and accuracy. In this research, an Improved Gaussian Filter (IGF) technique was developed for effective lung image preprocessing. For image segmentation, Otsu thresholding method was us...

Optimal Power Flow Solution To Voltage Collapse In A Deregulated Electricity Market

ABSTRACT The thesis addresses the fundamental means of overcoming the challenge posed by voltage collapse to the success of electricity market unbundling. As regards the record available from the recent deregulation and unbundling of the Generation and Distribution segment of the electric power system, it has become evidently necessary to investigate the best and optimal operating conditions under which the transmission system is expected to perform with respect to the high level of transact...

Optimal Load Frequency Control Of Two Area Power System

ABSTRACT Modern power systems are operated under various constraints which are meant to ensure an appropriate delivery of service. Meanwhile power system faces imbalance in power generation and its consumption in which the higher the load consumption the lower the frequency of operation. The governor-turbine combination will then experience a devastating reduction in its frequency of operation due to disturbance that may lead to system collapse. Both governor and turbine are included in the ...

Development Of Optimal Placement Of Distributed Generators In Electrical Network Using Improved Strength Pareto Evolutionary Algorithm

ABSTRACT In recent times, the issue of the gap between electricity supply and demand has been addressed using distributed generation (DG) technology. When DG technology is properly placed within a transmission and distribution network, there is always improvement in power loss reduction, voltage profile and system reliability. Proper placement can be achieved by evaluating the optimal values for voltage deviation, real power loss and bus voltage. Thus, this study presents a multi-objective D...

Evaluating the Energy and Carbon (IV) Oxide (CO2) Reduction Resulting from Efficient Lighting at the University of Lagos, Nigeria

Abstract This study evaluated the economic and environmental potentials of improving the energy efficiency of the lighting technology at the University of Lagos, Nigeria. The energy audit report for the Faculty of Engineering, University of Lagos before retrofitting shows that all lighting fixtures in the lecture rooms are the 1.2 metre inefficient fluorescent lamps. The cost effectiveness of lighting retrofitting with Compact Fluorescent Lamps (CFL) and Light Emitting Diode tube (LED) light...

Comparative Study Of Meta -Heuristic And Classical Techniques For Automatic Generation Control Of A Multi -Source Singlearea Hydro-Thermal-Gas Power System

ABSTRACT The PID controller still remains a widely used and very effective means of achieving stability in control systems. Generally, the performance of the controller is determined by the proportional, integral and derivative gains of the controller. The classical techniques: ZieglerNichols (ZN) open loop method; ZN closed loop method; Chien-Hrones-Reswick (C-H-R) load rejection method; and meta-heuristic technique: the fuzzy logic algorithm, are used to determine the tuning parameters of ...

An Algorithm For Mobile Location Estimation In A 3g Network

ABSTRACT Locating the position of a mobile user with a high degree of accuracy is a trending research interest. It holds the key to a breakthrough in many service challenges faced by operators in the wireless communication industry. With a success in this field, it will be possible for call rates in mobile phones to be charged based on the location a subscriber is calling from; fighting crimes and delivering emergency services through the mobile network’s ability to detect the caller’s po...

Development Of Software For Life Cycle Cost Analysis Of Solar Photovoltaic And Diesel Generator Systems In Nigeria

ABSTRACT In making a choice of solar Photovoltaic or diesel generator system as an alternative for power generation, life cycle costs (LCC) analysis are considered to be potentially important to such a decision. It incorporates all costs arising from owning, operating, maintaining and ultimately disposing of a project. In this study, a software computer program is developed to determine life cycle cost of solar Photovoltaic and diesel generator systems in Nigeria. The software is developed th...

Modelling And Simulation Of Leakage-Induced Pressure Drops Along Oil And Gas Pipelines

ABSTRACT This research work on “Modelling and Simulation of Leakage-Induced Pressure drops along oil and gas pipelines tends to develop flow equations that can detect and localize leakages in oil and gas pipelines by modifying the Darcy-weisbach equation for liquid/oil flow, and the Panhandle B equation for natural gas flow in pipelines. These modified equations were simulated using matlab to show how flow rate values for the oil and gas pipelines vary when; the pipeline is working at full ...

Modelling, Analysis and Control of Induction Generators for Wind Energy Conversion

ABSTRACT This research work presents the modelling, analysis and control of two topologies of induction generators for wind energy conversion. The two topologies are the shorted stator induction generator (IG) and the doubly-fed induction generator (DFIG). Each of the two topologies employs a wound rotor induction machine and a set of back-to-back converters connected to the rotor of the induction machine, for the energy conversion process. Vector variable models are conventionally deployed f...

Signal Strength Evaluation Of A 3g Network In Owerri Metropolis Using Path Loss Propagation Model At 2.1ghz

ABSTRACT  This work evaluated the path losses and strength of received signals of a 3G Network operating at frequency of 2.1GHz in Owerri metropolis using Drive test. There were serious cases of call drops and low Quality of signal (QoS) experienced within some part of the Owerri metropolis. This situation has been burdensome on the side of the network users, as that has made them incur a lot of financial losses and passed through pains. The network providers, on their side, also passed thro...


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