CD Skripsi
Analisis Kerusakan Transformator Daya di PLTU Tenayan Raya Kapasitas 2 X 110 Mw menggunakan Sweep Frequency Response Analysis (SFRA)
Sweep Frequency Response Analysis (SFRA) is a powerful, non-destructive and sensitive method to evaluate the integrity of the mechanical structure of the core, coils and clamping in power transformers through measuring the electrical transfer function with a wide frequency range. These changes can be caused by electrical damage or mechanical disturbances (damage during shipping, earthquakes, short circuits, etc.). The types of disturbances that can be detected are damage to the transformer core, shifting coil problems, and changes in the shape of the transformer coil (deformation). The testing method used here is to compare 2 identical transformers in the form of a curve relationship between frequency and magnitude. Testing is carried out on one type of distribution transformer located at the Tenayan Raya PLTU. The test results obtained will be adjusted to the standard reference DL / T 911-2004 that has been set.
Keywords: Sweep Frequency Response Analysis, Standards DL/T 119-2004, Transformer Deformation, SFRA Testing, BDV.
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