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Analisis Kerusakan Unit Auxiliary Transformer Pada Pltu Tenayan Raya 2 X 110 Mw Menggunakan Metode Sweep Frequency Rensponse Analysis (Sfra)

Dwi Imam Musyfiq, Muhammad

Penelitian ini bertujuan untuk menganalisis dan meningkatkan kondisi
transformator unit auxiliary transformer (UAT) di PLTU Tenayan Raya melalui
pengujian polarization index (PI) dan Sweep Frequency Response Analysis (SFRA).
Sebelum dilakukan tindakan purifikasi dan regasketing, hasil pengujian
menunjukkan nilai PI yang berada pada kategori questionable hingga poor (HV–
Gnd: 1,18; LV–Gnd: 1,08; HV–LV: 1,16), mengindikasikan adanya deviasi pada
belitan. Setelah tindakan perbaikan, nilai PI meningkat signifikan menjadi kategori
fair (HV–Gnd: 1,66; LV–Gnd: 1,41; HV–LV: 1,75), sesuai standar IEEE Std
C57.152-2013. Analisis SFRA mengidentifikasi deformasi mekanis ringan pada
kumparan dan inti transformator yang memerlukan purifikasi minyak dan
regasketing. Setelah tindakan perbaikan, hasil pengujian menunjukkan peningkatan
performa transformator yang sesuai dengan standar DL/T911-2004. Kesimpulan
penelitian ini menegaskan pentingnya perawatan berkala, pengelolaan minyak
isolasi, dan penggantian komponen pendukung untuk menjaga keandalan
transformator.
Informasi Repositori
Jenis
Thesis
Detail Information
Tahun
2025
Bahasa
id
Last Updated
2025-09-15T02:41:08Z
Subjects / Keywords
TK Electrical engineering. Electronics Nuclear engineering
Akses Dokumen
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Hak Cipta & Lisensi

Konten ini bersumber dari Repositori Institusi Kemendikdasmen.

Hak cipta dimiliki oleh institusi pencipta karya. Dilisensikan di bawah Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0).

Metadata di-harvest melalui protokol OAI-PMH sesuai SK Sekjen Kemendikbudristek No. 18/M/2022.

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