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박찬용(Chan-Yong Park),이도훈(Do-Hoon Lee),강원종(Won-Jong Kang),박석원(Seok-Weon Park),우두영(Doo-Young Woo),김정한(Jeong-Han Kim),유한상(Han-Sang Yu) 대한전기학회 2010 대한전기학회 학술대회 논문집 Vol.2010 No.7
In this paper, we analyzed the cause of PD occurred in the Solid insulated Load Break Switchgear (S-LBS). The PD pulse generated by void, ground fault and corona was measured by coupling capacitor. The DIV (Discharge Inception Voltage), phase and pulse magnitude were used for analysis and classification.
25.8㎸급 친환경 고체절연차단기(Solid Insulated Switchgear)에 대한 기계적 신뢰성(수명) 평가
이도훈(Do-Hoon Lee),이석원(Seog-Won Lee),박석원(Seok-Weon Park),김영근(Young-Geun Kim),이종호(Jhong-Ho Lee) 대한전기학회 2010 전기학회논문지 P Vol.59 No.2
In this paper, mechanical reliability(Life-time) estimation method for 25.8kV SIS(Solid Insulated Switchgear) has been studied. Recently enacted KEPCO's standard includes clause that have to submit a warrantable reliability data for life-time(over B10 25 years) of an epoxy-solid insulating material. Accordingly, this research was carried out on the ALT(Accelerated Life Test) and Life-Estimation method for SIS's insulating material. Mechanical life-time estimation for SIS's insulating material is to verify reliability for tensile creep & fatigue stress, which is the major mechanical stress of SIS. This study proved that SIS's reliability for mechanical stress and established that confidence for estimation results in further verification test.