{"id":1549,"date":"2020-08-21T19:18:13","date_gmt":"2020-08-21T10:18:13","guid":{"rendered":"https:\/\/www.iee.jp\/pes\/?p=1549"},"modified":"2020-08-21T19:18:13","modified_gmt":"2020-08-21T10:18:13","slug":"termb_014","status":"publish","type":"post","link":"https:\/\/www.iee.jp\/pes\/termb_014\/","title":{"rendered":"\u7528\u8a9e\u89e3\u8aac\u3000\u7b2c14\u56de\u30c6\u30fc\u30de\uff1a\u3000\u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e"},"content":{"rendered":"<p style=\"text-align: right\">\u77f3\u8fba \u4fe1\u6cbb \uff08\u4e5d\u5dde\u5de5\u696d\u5927\u5b66\uff09<\/p>\n<h1>1. \u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e\u3068\u306f<\/h1>\n<p>\u9001\u96fb\u7dda\u306b\u843d\u96f7\u304c\u3042\u308b\u3068\uff0c\u96fb\u529b\u7dda\u3092\u652f\u6301\u3059\u308b\u304c\u3044\u3057\u88c5\u7f6e\u306b\u904e\u96fb\u5727\u304c\u751f\u3058\uff0c\u305d\u306e\u7d76\u7e01\u8010\u529b\u3092\u8d85\u3048\u308b\u3068\u30d5\u30e9\u30c3\u30b7\u30aa\u30fc\u30d0\u304c\u767a\u751f\u3057\u3066\u9001\u96fb\u7dda\u4e8b\u6545\u3068\u306a\u3063\u3066\uff0c\u505c\u96fb\u3084\u77ac\u6642\u96fb\u5727\u4f4e\u4e0b\u304c\u751f\u3058\u308b\u3002\u9001\u96fb\u7dda\u4e8b\u6545\u306e\u7d0440\uff05\u304c\u96f7\u306b\u8d77\u56e0\u3057\u3066\u304a\u308a<sup>(1)<\/sup>\uff0c\u3053\u308c\u3092\u6291\u5236\u3059\u308b\u305f\u3081\u306e\u52b9\u679c\u7684\u306a\u65bd\u7b56\u3068\u3057\u3066\uff0c\u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e\uff08Line surge arresters: LSA\uff09\u306e\u9069\u7528\u304c\u3042\u308b\uff08\u56f31\uff09\u3002<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1550\" data-permalink=\"https:\/\/www.iee.jp\/pes\/termb_014\/term-14-fig1\/\" data-orig-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig1.png\" data-orig-size=\"680,341\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"term-14-fig1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig1-300x150.png\" data-large-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig1.png\" class=\"alignleft size-full wp-image-1550\" src=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig1.png\" alt=\"\" width=\"680\" height=\"341\" srcset=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig1.png 680w, https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig1-300x150.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><br \/>\n\u56f31\u3000\u96f7\u306b\u3088\u308b2\u56de\u7dda\u540c\u6642\u4e8b\u6545\u5bfe\u7b56\u306e\u52b9\u679c\u6bd4\u8f03\u4f8b<sup>(1)<\/sup><\/p>\n<p>LSA \u306f\uff0c\u88681 \u306b\u793a\u3059\u3088\u3046\u306b\uff0c\u6c17\u4e2d\u30ae\u30e3\u30c3\u30d7\u3068\u907f\u96f7\u8981\u7d20\u90e8\uff08\u9178\u5316\u4e9c\u925b\u7d20\u5b50\u3092\u5185\u8535\uff09\u304b\u3089\u306a\u308b\u30ae\u30e3\u30c3\u30d7\u4ed8\u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e\uff08Externally gapped line arresters: EGLA\uff09\u3068\u30ae\u30e3\u30c3\u30d7\u7121\u3057\u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e\uff08Non gapped line arresters: NGLA\uff09\u306b\u5927\u5225\u3055\u308c\u308b\u3002<\/p>\n<p style=\"text-align: center\">\u88681\u3000\u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e\u306e\u7a2e\u985e\u3068\u7279\u5fb4<br \/>\n<img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1552\" data-permalink=\"https:\/\/www.iee.jp\/pes\/termb_014\/term-14-table1\/\" data-orig-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-table1.png\" data-orig-size=\"736,442\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"term-14-table1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-table1-300x180.png\" data-large-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-table1.png\" class=\"alignleft size-full wp-image-1552\" src=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-table1.png\" alt=\"\" width=\"736\" height=\"442\" srcset=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-table1.png 736w, https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-table1-300x180.png 300w\" sizes=\"auto, (max-width: 736px) 100vw, 736px\" \/><\/p>\n<p>\u65e5\u672c\u3067\u306fEGLA \u304c\u4e00\u822c\u7684\u3067\uff0c\u56f32 \u306e\u3088\u3046\u306b\uff0c\u304c\u3044\u3057\u88c5\u7f6e\u306b\u904e\u96fb\u5727\u304c\u52a0\u308f\u308b\u3068\uff0c\u6700\u521d\u306b\u6c17\u4e2d\u30ae\u30e3\u30c3\u30d7\u3067\u653e\u96fb\u3057\u3066\u304c\u3044\u3057\u88c5\u7f6e\u3092\u4fdd\u8b77\u3059\u308b\u3002\u6c17\u4e2d\u30ae\u30e3\u30c3\u30d7\u3068\u907f\u96f7\u8981\u7d20\u90e8\u306b\u306f\uff0c\u96f7\u306b\u3088\u308b\u653e\u96fb\u96fb\u6d41\u304c\u6d41\u308c\u305f\u5f8c\uff0c\u7cfb\u7d71\u96fb\u5727\u306b\u3088\u308b\u96fb\u6d41\uff08\u7d9a\u6d41\uff09\u304c\u6d41\u308c\u308b\u304c\uff0c\u9178\u5316\u4e9c\u925b\u7d20\u5b50\u306e\u7279\u6027\u306b\u3088\u308a\u7d9a\u6d41\u306f\u975e\u5e38\u306b\u5c0f\u3055\u304f\uff08mA \u30aa\u30fc\u30c0\uff09\u306b\u7d5e\u3089\u308c\u534a\u30b5\u30a4\u30af\u30eb\u4ee5\u5185\u306b\u6c17\u4e2d\u30ae\u30e3\u30c3\u30d7\u3067\u6d88\u5f27\u3055\u308c\u308b\u305f\u3081\uff0c\u5909\u96fb\u6240\u306e\u906e\u65ad\u5668\u304c\u52d5\u4f5c\u3057\u306a\u3044\u3002\u5e38\u6642\u306f\u6c17\u4e2d\u30ae\u30e3\u30c3\u30d7\u306b\u3088\u308a\u5207\u308a\u96e2\u3055\u308c\u3066\u304a\u308a\uff0c\u958b\u9589\u30b5\u30fc\u30b8\u3084\u77ed\u6642\u9593\u904e\u96fb\u5727\u306b\u5bfe\u3057\u3066\u52d5\u4f5c\u3057\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u305f\u3081\uff0c\u907f\u96f7\u8981\u7d20\u90e8\u3092\u5c0f\u5f62\u30fb\u8efd\u91cf\u5316\u3067\u304d\uff0c\u4e07\u4e00\u306e\u907f\u96f7\u8981\u7d20\u90e8\u306e\u6545\u969c\u6642\u3082\u9001\u96fb\u7dda\u306e\u904b\u8ee2\u304c\u7d99\u7d9a\u3067\u304d\u308b\u7279\u9577\u304c\u3042\u308b\u3002<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1551\" data-permalink=\"https:\/\/www.iee.jp\/pes\/termb_014\/term-14-fig2\/\" data-orig-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig2.png\" data-orig-size=\"672,423\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"term-14-fig2\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig2-300x189.png\" data-large-file=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig2.png\" class=\"alignleft size-full wp-image-1551\" src=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig2.png\" alt=\"\" width=\"672\" height=\"423\" srcset=\"https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig2.png 672w, https:\/\/www.iee.jp\/pes\/wp-content\/uploads\/sites\/3\/2020\/08\/term-14-fig2-300x189.png 300w\" sizes=\"auto, (max-width: 672px) 100vw, 672px\" \/><br \/>\n\u56f32\u3000\u30ae\u30e3\u30c3\u30d7\u4ed8\u9001\u96fb\u7528\u907f\u96f7\u88c5\u7f6e\u306e\u52d5\u4f5c\u8aac\u660e<sup>(1)<\/sup><\/p>\n<p>\u4e00\u65b9NGLA \u306f\uff0c\u52d5\u4f5c\u539f\u7406\u306f\u5909\u96fb\u6240\u306e\u907f\u96f7\u5668\u3068\u540c\u3058\u3067\u30b7\u30f3\u30d7\u30eb\u3067\uff0c\u958b\u9589\u30b5\u30fc\u30b8\u306b\u5bfe\u3057\u3066\u3082\u52d5\u4f5c\u3057\u3066\u6291\u5236\u3059\u308b\u3002\u4e07\u4e00\u306e\u6545\u969c\u6642\u306b\u3082\u901f\u3084\u304b\u306b\u518d\u9001\u96fb\u304c\u3067\u304d\u308b\u3088\u3046\u306b\uff0c\u5207\u308a\u96e2\u3057\u88c5\u7f6e\u3092\u8a2d\u3051\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3042\u308b\u3002<\/p>\n<h1>2. \u6b74\u53f2\u3068\u6700\u8fd1\u306e\u6280\u8853\u52d5\u5411<\/h1>\n<p>\u65e5\u672c\u3067\u306f\uff0c1980 \u5e74\u4ee3\u524d\u534a\u306bNGLA \u306e\u7814\u7a76\u304c\u884c\u308f\u308c\u305f\u304c\uff0c1980 \u5e74\u4ee3\u4e2d\u9803\u304b\u3089\uff0c\u4e07\u4e00\u306e\u6545\u969c\u6642\u306e\u904b\u8ee2\u7d99\u7d9a\u6027\u3068\u5c0f\u5f62\u8efd\u91cf\u5316\u306e\u70b9\u3067\u512a\u308c\u3066\u3044\u308bEGLA \u304c\u4e3b\u6d41\u3068\u306a\u308a\uff0c\u6025\u901f\u306b\u9069\u7528\u62e1\u5927\u3057\u3066\u3044\u308b\u30022 \u56de\u7dda\u540c\u6642\u4e8b\u6545\u3092\u9632\u6b62\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u306b\uff0c\u7247\u56de\u7dda\u306e\u5168\u9244\u5854\u306bEGLA \u3092\u53d6\u4ed8\u3051\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\uff0c2009 \u5e74\u6642\u70b9\u3067\u65e2\u306b23 \u4e07\u76f8\u4ee5\u4e0a\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u30022000 \u5e74\u4ee3\u521d\u982d\u304b\u3089\u306f\uff0c\u653e\u96fb\u96fb\u6d41\u4ed5\u69d8\u306e\u5408\u7406\u5316\u3068\u907f\u96f7\u8981\u7d20\u90e8\u306e\u6280\u8853\u9032\u6b69\u306b\u3088\u308a\u5927\u5e45\u306b\u5c0f\u5f62\u8efd\u91cf\u5316\u3057\u305f\uff0c\u30b3\u30f3\u30d1\u30af\u30c8\u30bf\u30a4\u30d7\u304c\u4e3b\u6d41\u306b\u306a\u3063\u3066\u3044\u308b<sup>(2)<\/sup>\u3002<\/p>\n<p>\u6d77\u5916\u3067\u306f\uff0c\u97d3\u56fd\uff0c\u4e2d\u56fd\u306a\u3069\u3067EGLA \u304c\uff0c\u30a2\u30e1\u30ea\u30ab\u306a\u3069\u3067NGLA \u304c\u591a\u6570\u9069\u7528\u3055\u308c\u3066\u3044\u308b\u3002\u307e\u305f\u30e8\u30fc\u30ed\u30c3\u30d1\uff0c\u5357\u7c73\uff0c\u6771\u5357\u30a2\u30b8\u30a2\u3067\u3082NGLA \u304c\u8a66\u9a13\u7684\u306b\u5c0e\u5165\u3055\u308c\u3066\u52b9\u679c\u3092\u3042\u3052\u3066\u3044\u308b\u3002\u6d77\u5916\u3067\u306f\uff0c\u96f7\u4e8b\u6545\u306e\u591a\u3044\u9244\u5854\u306b\u90e8\u5206\u7684\u306b\u9069\u7528\u3059\u308b\u4f8b\u304c\u591a\u304f\uff0c\u67b6\u7a7a\u5730\u7dda\u7701\u7565\u3042\u308b\u3044\u306f\u958b\u9589\u30b5\u30fc\u30b8\u6291\u5236\u306b\u3088\u308b\u9001\u96fb\u7dda\u6607\u5727\u3068\u3044\u3046\u9069\u7528\u52b9\u679c\u3082\u691c\u8a0e\u3055\u308c\u3066\u3044\u308b<sup>(1)<\/sup>\u3002<\/p>\n<h1>\u6587\u732e<\/h1>\n<p>(1) \u96fb\u529b\u7528\u907f\u96f7\u5668\u306e\u5c06\u6765\u3078\u5411\u3051\u305f\u6280\u8853\u5c55\u671b\u8abf\u67fb\u5c02\u9580\u59d4\u54e1\u4f1a\uff1a\u300c\u907f\u96f7\u5668\u306e\u6280\u8853\u5c55\u958b\u3067\u307f\u308b\u65e5\u672c\u306e\u96fb\u529b\u6280\u8853\u300d\uff0c\u6280\u8853\u5831\u544a\uff0cNo. 1132 (2008)<\/p>\n<p>(2)H. Murata, M. Miyazaki, M. Miki, and H. 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