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» ABSTRACT The project is based on the design and construction of a microcontroller based liquid level detector. This is a system that will measure the level of liquid in a container and display the level on 3 seven segment display screen. The system will output an audio and visual alerting indicator when the tank is full and when the tank is empty. This alarm can be reset using an override switch. ...Continue Reading »
50 pages | 359 engagements |
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» CHAPTER ONE INTRODUCTION 1.0 BACKGROUND OF THE STUDY Initially, 3 phase voltage selector system invented manually with operating process of time wasted and inconvenience. The interest of automatic 3 phase voltage selector system is on the fact that technology advancement has made it possible to minimize cost, hard labor and time wasted, and also improves the reliability of our electrical and elect...Continue Reading »
50 pages | 354 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION This project gives the insight on the design and construction of a transmission power line vandalism detector system. Vandalism means destructive action. It is a hateful and deliberate defacement/destruction of somebody else’s property or national assets like the high voltage transmission power lines, transmission towers and distribution transformers, etc. The hi...Continue Reading »
50 pages | 347 engagements |
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» CHAPTER ONE INTRODUCTION The evolutionary trend in industrial electronics and automation has engulfed all parts of the world and proved more challenging to as third world like Nigeria. Regarding the milestone, it was decided to make the choice of project research on the design and implementation of an automatic 3 – phase change – over with Generator switching which will eliminate the s...Continue Reading »
50 pages | 331 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 BACKGROUND The Change Over Switch I a device used to switch off a power supply and subsequently switch on another power supply. Basically it is aimed at switching on a more convenient power supply to the load. Since it switches on power to the load, precautions has to be taken while choosing the type of Change Over Switch, while selecting the appropriate size, the ...Continue Reading »
50 pages | 277 engagements |
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» Chapter One INTRODUCTION 1.1 Introduction A wireless signal jammer is a device which blocks transmission by creating interference. This wireless signal jammer can be categorized into the Radio Frequency (RF) jammer and GSM jammer. A Radio Frequency jammer is a device used to disrupt or prevent communication via a broadcasted RF signal. It is an RF and GSM frequency disrupter commonly known as wide...Continue Reading »
50 pages | 351 engagements |
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» CHAPTER ONE INTRODUCTION 1.0 BACKGROUND The project “automatic water level control with an automatic pump control system” is design to monitor the level of liquid in the tank. The system has an automatic pumping system attached to it so as to refill the tank once the liquid gets to the lower threshold, while offering the pump once the liquid gets to the higher threshold. Sustainability...Continue Reading »
50 pages | 409 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 NEED FOR THE PROJECT The general objective of the system is to provide efficiency, steadiness in the use of power appliances, by ensuring continuous availability of power supply even in the absence of mains. Interpretability of the system made it possible to eliminate all suspense from mains outage during the execution of an important and urgent assignment as may be re...Continue Reading »
50 pages | 301 engagements |
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» CHAPTER 1 INTRODUCTION 1.1 THE BACKGROUND Welding is a way of heating pieces of metal using electricity or a flame so that they melt and stick together. It can simply be defined as the process of joining two or more pieces of metal to make the act as a single piece. This is often done by melting the work pieces and adding a filler material to form a pool of molten material that cools to become a s...Continue Reading »
50 pages | 272 engagements |
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» ABSTRACT This project shows the construction of a microcontroller based security door using smart card. It is aimed towards programming the microcontroller to control the hardware in sliding door. The system consists of a microcontroller 89S52 which sends a signal to the multiplexers on insertion of the smart card in the card slot. The multiplexers consist of ICS which prompts for a display of the...Continue Reading »
50 pages | 378 engagements |
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» ABSTRACT This project is titled the design and construction of a DC to AC inverter system. It is designed to meet up with the power demand in the offices and in homes in the absence of power supply from the national supply authority, NEPA. In order words the device/item serves as a substitute for NEPA which almost monopolises the power supply to people. It is designed in such a way that it will ta...Continue Reading »
50 pages | 387 engagements |
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» Chapter One INTRODUCTION In the world today, the scientific and technological progress of any nation depends on it’s ability to measure, calculate and finally, estimate the unknown. Also, the success of an engineer or technician is judged by his ability to measure precisely and to correctly interpret the circuit performance. So as the world goes computerized, the need of electronic mostly be...Continue Reading »
50 pages | 293 engagements |
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» ABSTRACT This project present a practical demonstration of how to carryout the wiring of a two bedroom bungalow, using PVC conduit system. In recent times surface wiring is gradually giving way to conduit wiring where much of the cable are concealed. PVC pipes are used because of it cost friendliness, compared to metal conduit. In carryout this construction a careful attention is given to the IEF ...Continue Reading »
50 pages | 476 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background of the study The concept of distribution system automation has capture the attention of researchers and utility companies over the last decade. Even though, a lot of research have been undertaken and many works are still ongoing at the moment on “distribution system automation”, due to technological innovations and increasing connection of distri...Continue Reading »
50 pages | 278 engagements |
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» ABSTRACT This research studied a circuit topology of a solar based Single Ended Primary Inductance Converter (SEPIC) system and a battery furnishing a permanent magnet dc motor with current via a dc grid. The complete model equations of the entire system were derived. Harmonic balance technique was used to determine the converter steady state and ripple quantities. Analyses investigating the relat...Continue Reading »
50 pages | 300 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 BLACKGROUND OF THE STUDY The client, Horizon Business Ventures, produces plant oil from many kind of different seeds. This plant oil is then processed into biodiesel by transesterification process, which requires ethanol or methanol. Currently the client doesn’t refine the plant oil into biodiesel due to high price of metha nol and ethanol but rather sells th...Continue Reading »
50 pages | 332 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background to the study The reliable operation of large power systems with small stability margin is highly dependent on systems and protection devices. The application of microprocessor based (numeric) relaying protection has improved performance over time but, this has not led to a major impact on speed, sensitivity, and selectivity of primary protective relays. Howe...Continue Reading »
50 pages | 412 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION 1.1 BACKGROUND OF THE STUDY Entertainment and food are two things on which no one wishes to compromise. In today’s mechanical world, entertainment plays a vital role to sustain human being in this world. Before the introduction of electronic device, the major sources of entertainment for previous generations were watching street dances, drama and movie, going to ...Continue Reading »
50 pages | 835 engagements |
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» CHAPTER ONE 1 INTRODUCTION Current means of meteorological parameters data collection are rather limited and expensive altogether, this invariably results in the lack of comprehensively monitoring of remote weather parameters due to cost constraints and inconveniences even though the acquisition of comprehensive meteorological data is a prerequisite in day to day living. If there is not enough dat...Continue Reading »
50 pages | 334 engagements |
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» CHAPTER ONE 1.0 INTRODUCTION TO SOLAR SYSTEM DESIGN A French physicist, Alexandre Edmond Becquerel, in 1839 discovered the photovoltaic effect which explains how electricity can be generated from sunlight. He claimed that shining light on an electrode submerged in a conductive solution would create an electric current. In 1905, an understanding of Edmond’s work was gained when the famous phy...Continue Reading »
40 pages | 456 engagements |