Assessing the impact of protection system malfunctions on the power transmission system
Assessing the impact of protection system malfunctions on the power transmission system
Date
2022-02-20
Authors
Kayemba, Charles
Journal Title
Journal ISSN
Volume Title
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Abstract
Apowertransmissionsystemreferstomeansoftransmittingpowerfromageneratingsourceto
variousloadcenters.
InUganda,UgandaElectricityTransmissionCompanyLimited(UETCL)isresponsibleforpower
transmissionwhichitthensellstoUmemewheretheendusersareserved.
ThehighvoltagesatwhichpoweristransmittedcurrentlyinUgandaare;66KV,132KVand
220KV,the400KVisbeingestablishedbutnotyetcommissioned.
Thenetworkisprotectedbyvariousprotectionschemeswhichinclude;overcurrent,distanceand
differentialprotectionandothers.Intheduecourseofoperation,protectionsystemmalfunctions
occur,thusthereisaneedtoanalyzethesemalfunctionsinordertoassesstheirimpactonthe
powertransmissionsystemandinthisstudy,wearefocusingontheirimpactonthepower
transmissionsystemreliability.
OurcasestudyisKawandasubstation,andafterouranalysis,weshallgaugethereliabilitylevel
ofourpowertransmissionsystemandthereforesuggestsomemeasuresthatcanbeundertaken
thereafter.
Description
Final year report submitted to the College of Engineering, Design, Art and Technology in partial
fulfilment of the requirements for the award of a Bachelor’s degree in Electrical Engineering.
Keywords
Protection malfunctions,
Power transmission system
Citation
Kayemba, Charles. (2022). Assessing the impact of protection system malfunctions on the power transmission system. (Unpublished undergraduate dissertation) Makerere University: Kampala, Uganda.