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Abstrak

PT. PLN Indonesia Power ULPL TA Musi memanfaatkan energi
potensial air kemudian digunakan untuk menggerakkan turbin yang
dihubungkan dengan rotor generator. Sistem eksitasi memegang peranan
penting dalam mengendalikan kestabilan suatu pembangkit sebagai
pengendali serta berfungsi mengontrol keluaran generator seperti
tegangan, arus dan faktor daya. Sistem eksitasi untuk seluruh unit pada
power house PLTA Musi menggunakan sistem eksitasi jenis brush excitation.
Eksitasi jenis brush excitation merupakan eksitasi dengan sikat dengan
memanfaatkan keluaran generator itu sendiri sebagai eksitasinya. Daya
pada generator memiliki 3 macam, yaitu daya aktif (MW), daya reaktif
(MVAR), dan daya semu (MVA). Data ini diambil dari data operasi harian
turbine hydro PLTA Musi unit 1. Nilai faktor daya tertinggi yang didapat pada
saat pagi dini hari sebesar 0,999 Cos  dengan nilai daya reaktif 0,5 Mvar
hingga 1,8 Mvar. Sedangkan nilai faktor daya terendah sebesar 0,975 Cos 
dengan nilai daya reaktif 6,2 Mvar. Semakin kecil nilai daya reaktif maka
faktor daya akan semakin besar.

Rincian Artikel

Cara Mengutip
Suhartati, L., Arlina, F., Husmaini, & Pradana, K. K. (2023). Pengaruh Sistem Eksitasi Terhadap Generator Sinkron Tiga Fasa Di Unit 1 PT. PLN Indonesia Power ULPL TA Musi. Teknosia, 17(1), 1–12. https://doi.org/10.33369/teknosia.v17i1.28708

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