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초고압 GIS용, Epoxy/Micro Silica/Micro Alumina Mixture Composites의 전기적 특성에관한 연구
채원기(Won-ki Chae),김세훈(Se-Hoon kim),김수창(Su-Chang Kim),김승완(Seung-Wan Kim),방지원(Ji Won Bang),방극현(Geuk-Hyeon Bang),오영준(Young-Jun Oh),최유진(Yu-Jin Choi),최지현(Ji-Hyun Choi),나상호(Sang-Ho Na),표판식(Pan-Sik Pyo),이보인(B 대한전기학회 2022 대한전기학회 학술대회 논문집 Vol.2022 No.7
±200kV급 HVDC 고분자애자 개발을 위한 표면개질된 Nano ATH 및 Nano Silica 혼합에따른 ±HVDC 절연파괴 및 기계적특성
전정혁(Jeong-Hyuk Jeon),김응균(Eung-Kyun Kim),민상기(Sang-Gi Min),이상민(Sang-Min Lee),이창엽(Chang-Yeop Lee),전수영(Su-Young Jeon),황주연(Ju-Yeon Hwang),김병철(Byung-Chul Kim),표판식(Pan-Sik Pyo),ALISHER,박재준(Jae-Jun Park) 대한전기학회 2023 대한전기학회 학술대회 논문집 Vol.2023 No.7
The surface of fumed nano-silica(nano-SiO2) was treated with alkyl silazane to change from hydrophilic to hydrophobic. Aluminum Trihydroxide(nano-ATH) was surface treated with vinyl silazane to improve electrical properties(high voltage direct current [HVDC] breakdown strength and tracking resistance). A kneader was prepared by mixing surface-modified nano-SiO2 and surface-modified nano-ATH with liquid silicon. and the effect on electrical properties of surface-modified nano-ATH was studied for application to heavy electrical equipment. Surface modification was confirmed through thermogravimetric analysis and contact angle analysis. As the nano-ATH content increased(±), HVDC breakdown strength and tracking resistance increased significantly. As the nano-ATH content increased, the leakage current that occurred initially was delayed and the current intensity decreased. The amount of erosion also decreased.
±200kV급 HVDC 고분자애자 개발을 위한 표면개질된 Nano ATH 및 Nano Silica 혼합에따른 ±HVDC 절연파괴 및 기계적특성
전정혁(Jeong-Hyuk Jeon),김응균(Eung-Kyun Kim),민상기(Sang-Gi Min),이상민(Sang-Min Lee),이창엽(Chang-Yeop Lee),전수영(Su-Young Jeon),황주연(Ju-Yeon Hwang),김병철(Byung-Chul Kim),표판식(Pan-Sik Pyo),ALISHER,박재준(Jae-Jun Park) 대한전기학회 2023 대한전기학회 학술대회 논문집 Vol.2023 No.7
The surface of fumed nano-silica(nano-SiO2) was treated with alkyl silazane to change from hydrophilic to hydrophobic. Aluminum Trihydroxide(nano-ATH) was surface treated with vinyl silazane to improve electrical properties(high voltage direct current [HVDC] breakdown strength and tracking resistance). A kneader was prepared by mixing surface-modified nano-SiO2 and surface-modified nano-ATH with liquid silicon. and the effect on electrical properties of surface-modified nano-ATH was studied for application to heavy electrical equipment. Surface modification was confirmed through thermogravimetric analysis and contact angle analysis. As the nano-ATH content increased(±), HVDC breakdown strength and tracking resistance increased significantly. As the nano-ATH content increased, the leakage current that occurred initially was delayed and the current intensity decreased. The amount of erosion also decreased.