• Design And Construction Of A Three Phase Authomatic Change Over Switch With Generator Starter And Cut-off

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    • This project is on design and construction of a three phase automatic changeover switch with generator starter and cut-off. PowersupplyinNigeriaandmostdevelopingcountriesoftheworldisanythingbutstable.Thishasadverseeffectsontheconsumersoftheelectricityandtheequipmentsthatareoperatedfromthemainssourcesofelectricitysupplyinthese partsoftheworld.Inthispaper,weprovideanautomaticswitchingmechanismthattransferstheconsumerloadstoapowersourcefromageneratorinthecaseofpowerfailureinthemainssupply.Itautomaticallydetectswhenpowerhasbeenrestoredtothemains supply andreturns theloads tothissourcewhileturningoffthepowerfromthegeneratorset.Thismechanismhasbeentestedandwerecordedagreatresult.Itthus holds animportantkeyintheprovisionofacontinuouspowersupplythroughanearseamlessswitching betweenthemainssupply and analternative standbysourcelikethegeneratorset.

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    • CHAPTER ONE - [ Total Page(s): 2 ]CHAPTER ONEINTRODUCTION1.1 Background of the StudyPublic power supply is a major contributor to economic development in every nation. In developing nations like Nigeria, Ghana, Cote d’Ivoire and underdeveloped parts of the world, the public power supply for industrial, commercial and domestic use is highly unstable (Peter,2002). This has negative effect on the economy in such that most of them had to depend on frequent use of alternative power sources such as generator, inve ... Continue reading---