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公开(公告)号:EP3882930A1
公开(公告)日:2021-09-22
申请号:EP19883982.1
申请日:2019-09-04
发明人: HONG, Sung Pyo , LEE, Su Bong , JUNG, Eui Hwan , KWON, O Hyuck , CHO, Seung Woo , KIM, Sun Kak
摘要: Provided is an ultra-high-voltage direct-current (DC) power cable system. Specifically, the present invention relates to an ultra-high-voltage DC power cable system capable of simultaneously preventing or minimizing electric field distortion, a reduction of DC dielectric strength, and a reduction of impulse breakdown strength due to the accumulation of space charges in an insulating layer of a cable and an insulating material of an intermediate connection part.
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公开(公告)号:EP3611737A1
公开(公告)日:2020-02-19
申请号:EP18784717.3
申请日:2018-01-22
摘要: The present invention relates to a joint box for an ultra-high-voltage direct-current (DC) power cable and an ultra-high-voltage DC power cable system including the same. Specifically, the present invention relates to a joint box, for an ultra-high-voltage DC power cable, which is capable of alleviating an electric field in a region in which an electric field concentration occurs structurally to effectively prevent dielectric breakdown of the joint box due to a local electric-field concentration, and an ultra-high-voltage DC power cable system including the same.
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公开(公告)号:EP3633688A1
公开(公告)日:2020-04-08
申请号:EP17912243.7
申请日:2017-12-04
发明人: LEE, Soo Bong , JUNG, Eui Hwan , LEE, Wook Jin , HONG, Sung Pyo , CHO, Seung Woo
摘要: Provided is an intermediate connection system for an ultra-high-voltage direct-current (DC) power cable. Specifically, the present invention relates to an intermediate connection system, for an ultra-high-voltage DC power cable, which is capable of simultaneously preventing or minimizing electric field distortion, a decrease of DC dielectric strength, and a decrease of impulse breakdown strength due to the accumulation of space charges in an insulating layer of a cable and an insulating material of an intermediate connection part.
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