Browsing Ismail Daut, Prof. Dr. by Author "Shahanom, Uthman"
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Contribution factors to transformer failure under no load condition and mitigation action
Ismail, Daut; Shahanom, Uthman; Young Zaidey; Dina Maizana, Maiz Ahmad; Moses, Anthony J. (Kolej Universiti Teknologi Tun Hussein Onn (KUiTTHO), 2006-12-20)The study on transformer failure was carried out on commercial 1500 kVA 33/11 kV in TNB network distribution systems. The damage experienced by the transformer under study was suspected due to the transient surge overvoltage ... -
Flux pattern in 1000 kVA 11/.433 kV distribution transformer core to sinusoidal wave
Shahanom, Uthman; Ismail, Daut, Prof. Dr.; Dina Maizana, Maiz Ahmad, Ir. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)A study was conducted using sinusoidal waveform to capture flux pattern in CRGO M5 material in a 1000kVA 11kV 3 phase transformer core. It is found that it takes about 180⁰ electrical degree cycle for a pool of flux ...