Optimasi Koordinasi Sistem Proteksi antara Inverse-Time Over Current Relay dengan Fuse pada Sistem Distribusi Radial untuk Studi Kasus Area Muara Bungo, Sumatera Selatan.

Rahman, Assofa Maulana (2021) Optimasi Koordinasi Sistem Proteksi antara Inverse-Time Over Current Relay dengan Fuse pada Sistem Distribusi Radial untuk Studi Kasus Area Muara Bungo, Sumatera Selatan. Undergraduate thesis, Institut Teknologi Sepuluh Nopember.

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Abstract

Sistem Jaringan Kelistrikan PLN UP3 Muara Bungo pada saat ini terdapat 5 Gardu Induk utama yang menyuplai listrik ke 30 penyulang, akibat adanya rencana penyelesaian persoalan pengembangan sistem distribusi 20 kV jangka Panjang. Sehingga perlu dilakukan evaluasi setting proteksi pada sistem jaringan distribusi tersebut yang bertujuan untuk mengurangi kerusakan pada berbagai peralatan akibat adanya gangguan yang dapat menginterupsi sistem. Untuk mencegah kerusakan tersebut ada beberapa peralatan yang biasa digunakan untuk melindungi peralatan listrik dalam sistem distribusi seperti circuit breaker, rele arus lebih inverse (51) dan Fuse Cut Out (FCO). Untuk perancangan menggunakan software ETAP (Electrical Power System Analysis) guna mengetahui simulasi dari single line diagram dan setting proteksi yang tepat. Area yang akan diproyeksikan yaitu pada sistem distribusi radial PLN untuk Master Plan Sistem Distribusi (MPSD) UP3 Muara Bungo, Sumatera Selatan. Pada jaringan distribusi harus dapat diamankan dari gangguan hubung singkat di sisi incoming dan disisi penyulang dengan menggunakan proteksi rele arus lebih inverse (51), dan pada rangkaian cabang menggunakan Fuse Cut Out (FCO) yang dipasang pada transformator distribusi. Pada rele arus lebih inverse (51), penentuan parameter I pickup dan Time Dial Setting (TDS) dalam praktiknya seringkali operator mengalami kesulitan untuk menemukan setting yang tepat. Oleh karena itu, untuk mencegah miskoordinasi waktu setting antar rele arus lebih inverse (51) pada makalah ini akan dilakukan perhitungan TDS dengan metode Adaptive Modified Firelfly Algorithm.
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At the moment, there are 5 main substations that supply electricity to 30
feeders, as a result of a plan to solve the problem of developing a long-
term 20 kV distribution system. So it is necessary to evaluate the
protection settings on the distribution network system which aims to
reduce damage to various equipment due to disturbances that can
interrupt the system. To prevent this damage, there are several equipment
commonly used to protect electrical equipment in distribution systems
such as circuit breakers, inverse overcurrent relays (51) and Fuse Cut Out
(FCO). For the design using ETAP (Electrical Power System Analysis)
software to determine the simulation of a single line diagram and the right
protection settings. The projected area is the PLN radial distribution
system for the UP3 Muara Bungo Distribution System Master Plan
(MPSD), South Sumatra. The distribution network must be able to be
secured from short circuit faults on the incoming and feeder sides by using
inverse overcurrent relay protection (51), and in branch circuits using
Fuse Cut Out (FCO) which is attached to the distribution transformer. In
the inverse overcurrent relay (51), the determination of parameter I
pickup and Time Dial Setting (TDS) in practice often the operator has
difficulty finding the right setting. Therefore, to prevent miscoordination
of the setting time between inverse overcurrent relays (51) in this final
project, the TDS calculation will be carried out using the Adaptive
Modified Firelfly Algorithm method.

Item Type: Thesis (Undergraduate)
Uncontrolled Keywords: Setting Proteksi, Jaringan Distribusi, Rele Arus Lebih Inverse, Fuse Cut Out (FCO)
Subjects: T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK201 Electric Power Transmission
T Technology > TK Electrical engineering. Electronics Nuclear engineering
T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK1001 Production of electric energy or power
T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK1007 Electric power systems control
T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK1010 Electric power system stability. Electric filters, Passive.
T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK2861 Electric relays
T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK3030 Electric power distribution systems
Divisions: Faculty of Intelligent Electrical and Informatics Technology (ELECTICS) > Electrical Engineering > 20201-(S1) Undergraduate Thesis
Depositing User: Assofa Maulana Rahman
Date Deposited: 20 Aug 2021 04:14
Last Modified: 20 Aug 2021 04:14
URI: http://repository.its.ac.id/id/eprint/87876

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