Condition Assessment of OLTC Using Duval Triangle and Static Winding Resistance Test

• Main Authors: Ahmad Khiar, Mohd Shahril, Md Thayoob, Yasmin Hanum, Yang Ghazali, Young Zaidey, Ab Ghani, Sharin, Sutan Chairul, Imran
• Format: Conference or Workshop Item
• Language: English
• Published: 2012
• Subjects: TK Electrical engineering. Electronics Nuclear engineering
• Online Access: http://eprints.utem.edu.my/id/eprint/6725/1/Condition_Assessment_of_OLTC_Using_Duval.pdf; http://eprints.utem.edu.my/id/eprint/6725/; http://ieeexplore.ieee.org/xpl/articleDetails.jsp?tp=&arnumber=6230903&contentType=Conference+Publications&queryText%3Dab+ghani.+s
• Institution: Universiti Teknikal Malaysia Melaka

On Load Tap Changer (OLTC) failure occurs is due to the insulation degradation and contacts failure inside it. Other than that, contacts wear influences the OLTC performances. The worn contacts will cause hotspots in the OLTC tank and cause the insulating oil to degrade faster. As a result, this wil...