{"id":1168,"date":"2021-08-13T04:03:03","date_gmt":"2021-08-13T04:03:03","guid":{"rendered":"https:\/\/toancau.vn\/?p=1168"},"modified":"2025-04-17T07:03:40","modified_gmt":"2025-04-17T07:03:40","slug":"chon-kim-thu-set-nao-tot-nhat","status":"publish","type":"post","link":"https:\/\/toancau.vn\/en\/blog\/chon-kim-thu-set-nao-tot-nhat.html","title":{"rendered":"WHAT SHOULD CHOOSE FOR THE BEST LIGHTNING ROD?"},"content":{"rendered":"<p><span style=\"color: #000000;\">A lightning rod, down-conductors, and lightning-protected grounding poles are typical components of a direct lightning protection system.\u00a0<\/span><\/p>\n<p><span style=\"color: #000000;\">Tr\u01b0\u1edbc \u0111\u00e2y\u00a0<span style=\"color: #0000ff;\"><strong>kim thu s\u00e9t\u00a0<\/strong><\/span>l\u00e0 m\u1ed9t thanh s\u1eaft hay thanh kim lo\u1ea1i (g\u1ecdi l\u00e0 kim c\u1ed5 \u0111i\u1ec3n) \u0111\u01b0\u1ee3c tr\u00ean m\u00e1i c\u1ee7a c\u00f4ng tr\u00ecnh v\u00e0 c\u00f3 d\u00e2y d\u1eabn xu\u1ed1ng h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ea5t. V\u1edbi\u00a0d\u1ea1ng c\u1ed5 \u0111i\u1ec3n th\u1ee5 \u0111\u1ed9ng n\u00e0y, s\u00e9t \u0111\u00e1nh v\u00e0o \u0111\u1ea7u kim, sau \u0111\u00f3 truy\u1ec1n xu\u1ed1ng d\u00e2y d\u1eabn s\u00e9t v\u00e0 chuy\u1ec3n nhanh xu\u1ed1ng \u0111\u1ea5t theo h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ea5t, nh\u1eb1m tr\u00e1nh nh\u1eefng thi\u1ec7t h\u1ea1i do s\u00e9t g\u00e2y ra cho con ng\u01b0\u1eddi, nh\u00e0 c\u1eeda v\u00e0 c\u00e1c v\u1eadt d\u1ee5ng trang thi\u1ebft b\u1ecb k\u1ef9 thu\u1eadt \u0111i\u1ec7n.<\/span><\/p>\n<p><span style=\"color: #000000;\"><span style=\"font-weight: 400;\">Tuy nhi\u00ean, theo \u0111\u00e0 ti\u1ebfn b\u1ed9 c\u1ee7a khoa h\u1ecdc k\u1ef9 thu\u1eadt, ng\u01b0\u1eddi ta \u0111\u00e3 nghi\u00ean c\u1ee9u ch\u1ebf t\u1ea1o c\u00e1c lo\u1ea1i <\/span><b>kim thu s\u00e9t hi\u1ec7n \u0111\u1ea1i<\/b><span style=\"font-weight: 400;\">,<\/span> c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng b\u1eaft s\u00e9t kh\u00f4ng cho n\u00f3 \u0111\u00e1nh v\u00e0o v\u1eadt ho\u1eb7c c\u00f4ng tr\u00ecnh c\u1ea7n b\u1ea3o v\u1ec7. <strong>C\u00e1c lo\u1ea1i n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng nhi\u1ec1u nguy\u00ean l\u00fd l\u00e0m vi\u1ec7c kh\u00e1c nhau nh\u01b0ng n\u00f3i chung c\u00f3 th\u1ec3 chia l\u00e0m hai lo\u1ea1i ch\u00ednh:<\/strong><\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-3803 aligncenter\" src=\"https:\/\/toancau.vn\/wp-content\/uploads\/2021\/08\/kim-thu-set-2-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/toancau.vn\/wp-content\/uploads\/2021\/08\/kim-thu-set-2-300x300.jpg 300w, https:\/\/toancau.vn\/wp-content\/uploads\/2021\/08\/kim-thu-set-2-150x150.jpg 150w, https:\/\/toancau.vn\/wp-content\/uploads\/2021\/08\/kim-thu-set-2-12x12.jpg 12w, https:\/\/toancau.vn\/wp-content\/uploads\/2021\/08\/kim-thu-set-2.jpg 480w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Kim thu s\u00e9t ph\u00f3ng \u0111i\u1ec7n s\u1edbm \/ ph\u00f3ng \u0111i\u1ec7n s\u1edbm c\u00f3 ki\u1ec3m so\u00e1t:<\/strong><\/span><span style=\"font-weight: 400;\">Khi ho\u1ea1t \u0111\u1ed9ng, lo\u1ea1i <\/span><b>kim thu s\u00e9t hi\u1ec7n \u0111\u1ea1i<\/b><span style=\"font-weight: 400;\"> n\u00e0y chu\u0309 \u0111\u00f4\u0323ng pha\u0301t ra tia ti\u00ean \u0111a\u0323o \u0111i l\u00ean thu b\u0103\u0301t tia ti\u00ean \u0111a\u0323o se\u0301t \u0111i xu\u00f4\u0301ng,<\/span><span style=\"font-weight: 400;\"> \u0111i\u00ea\u0300u na\u0300y cho phe\u0301p ta\u0323o ra m\u00f4\u0323t \u0111\u00f4\u0323 l\u01a1\u0323i v\u00ea\u0300 khoa\u0309ng ca\u0301ch ba\u0309o v\u00ea\u0323 DL va\u0300 do \u0111o\u0301 t\u0103ng \u0111\u01b0\u01a1\u0323c \u0111\u00f4\u0323 r\u00f4\u0323ng ba\u0301n ki\u0301nh ba\u0309o v\u00ea\u0323 so v\u01a1\u0301i ph\u01b0\u01a1ng pha\u0301p du\u0300ng kim Franklin.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Kim thu s\u00e9t ph\u00e2n t\u00e1n \u0111i\u1ec7n t\u00edch:<\/strong> c\u00f3 \u0111\u1eb7c t\u00ednh t\u1ea1o ra m\u1ed9t l\u1edbp \u0111i\u1ec7n t\u00edch kh\u00f4ng gian mang \u0111i\u1ec7n d\u01b0\u01a1ng trong v\u00f9ng kh\u00ed quy\u1ec3n n\u1eb1m b\u00ean tr\u00ean \u0111\u1ea7u kim. Tr\u01b0\u1eddng t\u0129nh \u0111i\u1ec7n m\u00e2y d\u00f4ng c\u00e0ng m\u1ea1nh th\u00ec d\u00f2ng ph\u00f3ng \u0111i\u1ec7n c\u00e0ng m\u1ea1nh v\u00e0 l\u1edbp \u0111i\u1ec7n t\u00edch kh\u00f4ng gian c\u00e0ng nhi\u1ec1u, c\u00f3 t\u00e1c d\u1ee5ng nh\u01b0 m\u1ed9t m\u00e0n ch\u1eafn t\u0129nh \u0111i\u1ec7n l\u00e0m cho \u0111i\u1ec7n tr\u01b0\u1eddng gi\u1eefa \u0111\u00e1m m\u00e2y gi\u00f4ng v\u00e0 \u0111\u1ea5t y\u1ebfu \u0111i, lo\u1ea1i b\u1ecf nguy c\u01a1 ph\u00f3ng \u0111i\u1ec7n c\u1ee7a tia s\u00e9t. Tuy nhi\u00ean ph\u01b0\u01a1ng ph\u00e1p n\u00e0y v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c th\u1ebf gi\u1edbi c\u00f4ng nh\u1eadn v\u00e0 ch\u01b0a \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o c\u00e1c ti\u00eau chu\u1ea9n ch\u1ed1ng s\u00e9t hi\u1ec7n h\u00e0nh. Ngo\u00e0i ra vi\u1ec7c x\u00e1c \u0111\u1ecbnh b\u00e1n k\u00ednh b\u1ea3o v\u1ec7 c\u1ee7a\u00a0kim thu s\u00e9t\u00a0c\u00f2n kh\u00f3 kh\u0103n, th\u00eam v\u00e0o n\u1eefa l\u00e0 h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ea5t c\u1ee7a lo\u1ea1i\u00a0n\u00e0y ph\u1ea3i l\u00e0m r\u1ea5t r\u1ed9ng.<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Currently, on the Vietnamese market in particular and in other developed countries in the world in general, there are many different types of \"lightning receivers\" with different technical characteristics, quality, capacity and prices. , to meet each use need and each different purpose. In order to choose a stable and best lightning rod, it is necessary to check whether its ability to catch lightning as well as its operation process is closed and safe. Of course, there is no denying the effect that the \u00a0classical passives bring, but there should also be a more thorough view of the active types.<\/span><\/p>\n<p><span style=\"color: #000000;\">Like other types of machinery and technological equipment, the active \"lightning receiver\" also has different advantages and disadvantages and actually brings much higher efficiency than the classical type.<\/span><\/p>\n<p><span style=\"color: #000000;\">The safe distance in the air and on the ground varies depending on the actual characteristics such as the earth's resistivity, the geographical characteristics of the area, the installation location, and the structure of the grounding ground. other lightning protection system equipment in an appropriate manner in order to fully utilize their ability to protect people, works, and objects.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp th\u00f4ng th\u01b0\u1eddng bao g\u1ed3m:\u00a0kim thu s\u00e9t, d\u00e2y d\u1eabn s\u00e9t v\u00e0 c\u1ecdc ti\u1ebfp \u0111\u1ea5t ch\u1ed1ng s\u00e9t. Tr\u01b0\u1edbc \u0111\u00e2y\u00a0kim thu s\u00e9t\u00a0l\u00e0 m\u1ed9t thanh s\u1eaft hay thanh kim lo\u1ea1i (g\u1ecdi l\u00e0 kim c\u1ed5 \u0111i\u1ec3n) \u0111\u01b0\u1ee3c tr\u00ean m\u00e1i c\u1ee7a c\u00f4ng tr\u00ecnh v\u00e0 c\u00f3 d\u00e2y d\u1eabn xu\u1ed1ng h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ea5t. V\u1edbi\u00a0d\u1ea1ng c\u1ed5 [&hellip;]<\/p>","protected":false},"author":3,"featured_media":2821,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"rank_math_lock_modified_date":false,"footnotes":""},"categories":[16,7],"tags":[],"class_list":["post-1168","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-tin-tuc-su-kien"],"acf":[],"_links":{"self":[{"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/posts\/1168","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/comments?post=1168"}],"version-history":[{"count":3,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/posts\/1168\/revisions"}],"predecessor-version":[{"id":8356,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/posts\/1168\/revisions\/8356"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/media\/2821"}],"wp:attachment":[{"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/media?parent=1168"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/categories?post=1168"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/toancau.vn\/en\/wp-json\/wp\/v2\/tags?post=1168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}