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홍동석(Dong-Suk Hong),김해준(Hae-Jun Kim),박성민(Sung-Min Park),장우석(Woo-Suk Chang),박흥석(Heong-Suk Park),장태인(Tae-In Jang),강지원(Ji-Won Kang) 대한전기학회 2009 대한전기학회 학술대회 논문집 Vol.2009 No.7
Even though underground transmission cable is an essential transmission method to supply stable power for downtown and population center, interaction of electromagnetic force from fault current is very large comparing to overhead transmission line due to restricted installation space such as tunnel, etc. and close consideration is required for it. This paper presents countermeasures to reduce and release the effect of electromagnetic force with rope binding and installation of spacer and describes its efficacy through three phase short-circuit test, which will be utilized as basic materials for improvement and development of cleat, hanger, etc. to reduce and release effect of electromagnetic force in the future.
홍동석(Dong-Suk Hong),김해준(Hae-Jun Kim),박성민(Sung-Min Park),장우석(Woo-Suk Chang),박흥석(Heong-Suk Park),장태인(Tae-In Jang),강지원(Ji-Won Kang) 대한전기학회 2009 대한전기학회 학술대회 논문집 Vol.2009 No.7
This paper handles with effect of electromagnetic force on the cables by fault current accompanied by accident of underground transmission cable. Even though underground transmission cable is an essential transmission method to supply stable power for downtown and population center, interaction of electromagnetic force from fault current is very large comparing to overhead transmission line due to restricted installation space such as tunnel, etc. and close consideration is required for it. This paper describes the effect of electromagnetic force through results of three phase short-circuit test and electromagnetic force analysis using theoretical calculations and electrical evaluation test after three phase short-circuit test, which will be utilized as basic materials for improvement and development of cleat, hanger, etc. to reduce and release effect of electromagnetic force in the future.