1. COMPUTER BASED ANALYSIS OF ELECTRICAL POWER SYSTEM FOR THE PURPOSE OF STABILITY ...

» ABSTRACT This report is on stability study in electrical power system. The ability of an electric power system to reestablish the initial state (or one practically identical) after any disturbance manifested as a deviation from the initial parameter values for the system’s operation. The electric power sources in a power system are usually synchronous generators, which are coupled together by a ...Continue Reading »

Item Type: Project Material | 65 pages | 5,765 engagements |

2. CONSTRUCTION OF UNINTERRUPTIBLE POWER SUPPLY

» ABSTRACT Uninterruptible power supplies (UPS) are used to provide power when regular utility power is unavailable. Although they are commonly used for providing power in remote locations or emergencies, this is not because they are the same as auxiliary power units, emergency power units or standby generators.Unlike the aforementioned power sources, UPS provides an immediate and continuous su...Continue Reading »

Item Type: Project Material | 65 pages | 6,380 engagements |

3. DESIGN AND CONSTRUCTION OF A 60 WATTS POWER AMPLIFIER

» INTRODUCTION An audio AMP is basically a system which is used as a means of increasing the level of sound or audio signals for maximum use. A public address system consists basically of microphone, Amplifier and speaker(s) to facilitate the communication to intelligible speech to groups of people or an audience. The main purpose of providing sound rein...Continue Reading »

Item Type: Project Material | 65 pages | 4,781 engagements |

4. PROJECT REPORT ON MICROCONTROLLER BASED SMOKE DETECTOR

» ABSTRACT The microcontroller smoke detector is a system designed to provide security level in areas that requires high accuracy of precaution against fire outbreak, in an industry, commercial buildings and even domestic homes. This project uses 89s52 microproecessor as it major component. This microprocessor is the central processing unit of the project, it is confi...Continue Reading »

Item Type: Project Material | 65 pages | 8,857 engagements |

5. THE DESIGN AND CONSTRUCTION OF 2000WATT INVERTER

» ABSTRACT This project carried out is the construction of 2KVA inverter. It is an Electrical /Electronic device that is used to convert direct current (DC) to alternating current AC, which possible lead to power supply enhancement to the society. This project was constructed to over come the failure of electricity in the society and also help in protecting electrical...Continue Reading »

Item Type: Project Material | 65 pages | 5,323 engagements |

6. DESIGN AND CONSTRUCTION OF 100WATT AUDIO POWER AMPLIFIER

» ABSTRACT This thesis guides the account for the design and construction of a 100w audio power amplifier with the objective of producing a reliable and cheaper amplifier that can be used in a household or stage. The audio power amplifier was constructed with electrical/electronic components such as resistors, capacitors, transformer, transistors and vice versa. Many tools/instruments like soldering...Continue Reading »

Item Type: Project Material | 65 pages | 6,665 engagements |

7. DESIGN AND CONSTRUCTION OF CONTROL SYSTEM FOR DIRECT-ON-LINE STARTING OF INDUCTI...

» ABSTRACT This project describes the methodical approach to the design and construction of control system for direct on line starting of induction machine. The procedures developed covers the construction of D.O.L stated for lower horse power motors. The prototype of this direct on Line starting of induction machine has been implemented following the methodical approach outlined in this project and...Continue Reading »

Item Type: Project Material | 65 pages | 5,162 engagements |

8. DESIGN AND CONSTRUCTION OF SINGLE PHASE AUTOMATIC CHANGE OVER SWITCH FROM GENERA...

» ABSTRACT The most industrial and commercial process are depedent on electrical power in the event of power interpretation, the change over of power supplied by a public utility to a generator is usually performed manually, often resulting in wastage time. Moreover, mechanic and some house hold appliances damages occurs because of human errors. These can cause significant losses. This p...Continue Reading »

Item Type: Project Material | 65 pages | 5,517 engagements |

9. CONSTRUCTION OF 200W UNINTERRUPTIBLE POWER SUPPLY

» CHAPTER ONE 1.0 INTRODUCTION The idea behind a UPS (Uninterruptible Power Supply) is pretty obvious from the name, in addition to filtering, enhancing or modifying the unity power, special circuit and batteries are used to prevent electrical machines from losing power during a disruption (blackout or voltage sag brownout). The units are all called different names depending on the next design, but ...Continue Reading »

Item Type: Project Material | 32 pages | 5,485 engagements |

10. DESIGN AND CONSTRUCTION OF 12VOLTS CAR BATTERY AUTOMATIC CHARGER WITH VOLTAGE LE...

» CHAPTER ONE 1.0 INTRODUCTION 1.1 PREAMBLE Technological development in the third world nation like Nigeria should incorporate finding solutions to seemly small problems like while trying to plan for the big ones. This statement is necessary given that Nigeria having been able to launch NigeriaSat I and about to launch another code named NigeriaSat 2, would be sai...Continue Reading »

Item Type: Project Material | 65 pages | 5,550 engagements |

11. DESIGN AND CONSTRUCTION OF 25AMPS SINGLE PHASE AUTOMATIC CHANGE OVER

» CHAPTER ONE 1.0 INTRODUCTION As the quest for change over on public power supply and stand by generation increase. Engineering have researches deep into the different methods of achieving to both manual and automatic types. It may not be taken seriously in some places where power supply is up to 90 constant or where intermittent outage causes no great ...Continue Reading »

Item Type: Project Material | 65 pages | 5,000 engagements |

12. DESIGN AND CONSTRUCTION OF A 3 WAY INTER-COMMUNICATION SYSTEM

» ABSTRACT This thesis gives the account for the design and construction of a 45W Audio Power Amplifier with the objective of producing a reliable and cheaper amplifier that can be used in a household or stage. The Audio Power Amplifier was constructed with electrical/electronics components such as resistors, capacitors, transformer, transistors and so on. Many tools/instrumen...Continue Reading »

Item Type: Project Material | 65 pages | 0 engagements |

13. DESIGN AND CONSTRUCTION OF A MULTIPURPOSE SECURITY SYSTEM WITH ALARM AND DISPLAY

» ABSTRACT This project report is a thesis written specifically to cover the design analysis construction, test and packaging of a multipurpose security system from electric component that can be easily be obtainable from the market. The report discusses the various unit and stages of the alarm system, thesis include: a) Clock generation and frequency division unit. b) The control...Continue Reading »

Item Type: Project Material | 65 pages | 7,864 engagements |

14. THE ROLE OF DEVELOPMENT APPRAISAL IN PUBLIC DEVELOPMENT PROJECTS

» ,(ACASE STUDY OF HOSTEL DEVELOPMENT). CHAPTER ONE 1.0 Introduction This chapter focuses on the background of the study, the statement of problem and the aims and objectives of the study. It also deals with the research questions, scope, justification, significance and limitation of the study. 1.1 Background of the Study Real property Investment involves the giving up of a capital sum fo...Continue Reading »

Item Type: Project Material | 73 pages | 6,043 engagements |

15. DESIGN AND CONSTRUCTION OF A SINGLE PHASE AUTOMATIC CHANGE OVER SWITCH WITH PHAS...

» CHAPTER ONE 1.1 INTRODUCTION Change over switch is a device used to switch off a power supply and subsequently switch on another power source. Basically it is aimed at switching on a more convenient power supply to the load. Since it switches on power to the load precaution has to be taken while choosing the type of change over switch. Also size, arcing control are put into consider...Continue Reading »

Item Type: Project Material | 65 pages | 7,250 engagements |

16. DESIGN AND CONSTRUCTION OF FIRE ALARM SYSTEM IN A THW STOREYED BUILDING

» CHAPTER ONE 1.0 INTRODUCTION 1.1 BACKGROUND OF PROBLEM Fire detection system are safety system. They monitor rooms and buildings continuously for indication of fire outbreak and give alarm directly if one occurs. Both the British Factory Acts 1961 and the officers shops and railway premises Acts 1963 stiputed minimum requir...Continue Reading »

Item Type: Project Material | 65 pages | 6,082 engagements |

17. THE DESIGN AND CONSTRUCTION OF MINI RADIO BROADCAST TRANSMITTER AND AUDIO CONS...

» ABSTRACT The early transmitter for radio broadcasting is so big and bulky that they do occupy numerous spaces. The circuitries are mainly designed with valves, which are big in sizes. With the advent of semiconductor materials such as transistors electronic equipment are now becoming miniaturized such that small transmitters are now becoming handy and compact. ...Continue Reading »

Item Type: Project Material | 65 pages | 3 engagements |

18. THE DESIGN AND CONSTRUCTION OF A 40 WATT HI-FI AMPLIFIER

» ABSTRACT The early transmitter for radio broadcasting is so big and bulky that they do occupy numerous spaces. The circuitries are mainly designed with valves, which are big in sizes. With the advent of semiconductor materials such as transistors electronic equipment are now becoming miniaturized such that small transmitters are now becoming handy and compact. ...Continue Reading »

Item Type: Project Material | 65 pages | 5,932 engagements |

19. THE DESIGN AND CONSTRUCTION OF A DC TO AC POWER INVERTER INCORPORATED WITH AN AU...

» CHAPTER ONE INTRODUCTION All modern engineering system include certain aspects of control systems at some point in their broadcast sense, control engineering and the associated theory are concerned with the means by which systems may be made to behave an a desired way. The system on this thesis is a DC – AC converter, which is an apparatus which is used for conversion of D...Continue Reading »

Item Type: Project Material | 65 pages | 6,364 engagements |

20. THE DESIGN AND CONSTRUCTION OF A THREE PHASE AUTOMATIC PHASE SELECTOR

» ABSTRACT The basic aim of the design and construction of this three phase automatic phase selector is to demonstrate how contactors can be used to switch in between three lines or phases e.g “RED, YELLOW AND THE BLUE PHASE” without interfering with the contacts. This type of phase selector is able to switch between phases with the aid of inter locking one phase to the ot...Continue Reading »

Item Type: Project Material | 65 pages | 5,800 engagements |

21. THE DESIGN AND CONSTRUCTION OF AN ARC WELDING MACHINE

» ABSTRACT The machine is designed to serve with an output of 250A. it has two pats which are the primary and secondary parts. The primary part, through which voltage is supplied to the machine has 180 turns which is made of 2mm2 S.W.G 14 copper coil. The secondary part has 45 turns made of 4mm2 S.W.G 8 copper coil. Both turns are wound on separate limb of the laminated core...Continue Reading »

Item Type: Project Material | 65 pages | 5,171 engagements |

22. THE DESIGN AND CONSTRUCTION OF AN UNINTERRUPTED POWER SYSTEM (UPS)

» ABSTRACT This uninterruptible power supplies device has the capability of converting from 12volts D.C to 220volts alternating current at the frequency of 50Hz with the help of a step up transformer. The main importance of this device is its ability to ensure absolute continuity of power to the computerized control system thereby protecting a critical equipment from electrical supply failure. Up...Continue Reading »

Item Type: Project Material | 65 pages | 5,002 engagements |

23. THE DESIGN AND CONSTRUCTION OF CAR CONTROLLER USING TELEMETRY SYSTEM

» CHAPTER ONE INTRODUCTION The vehicle system control using telemetry application is all about using a radio wave to control and activate certain events such as the car horn, car head light, car ignition (starter) and car air conditioner etc. This is achieved by using various tone frequencies by using an encoder via a radio frequency transmitter (low power) that provides the c...Continue Reading »

Item Type: Project Material | 65 pages | 5,519 engagements |

24. THE DESIGN AND CONSTRUCTION OF ELECTRIC ARC WELDING MACHINE

» CHAPTER ONE HISTORY/INTRODUCTION 1.0 The machine is specially designed for industrial and agricultural welding. It is only powered from A.C power source for all welding. The unit is designed to operate on single phase 240v A.C. supply and it is mainly a transformer unit. It is capable of operating from 25 Amps socket for most of its output range. The current drawn form th...Continue Reading »

Item Type: Project Material | 65 pages | 8,338 engagements |

25. THE DESIGN OF A 500WATTS UNINTERRUPTIBLE POWER SUPPLY WITH VOLTAGE LEO INDICATOR...

» ABSTRACT As new ideas unfold and technology become advanced with business increasingly being dependent on technology for their fundamental operation; the need for system availability is of paramount importance. Uninterruptible power supply [INVERTER] maintain continuous supply of electric power to certain essential equipment that cannot be shut down unexpectedly. They are gener...Continue Reading »

Item Type: Project Material | 65 pages | 4,998 engagements |

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