{"id":6469,"date":"2024-10-22T08:53:30","date_gmt":"2024-10-22T08:53:30","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=6469"},"modified":"2024-12-09T02:22:02","modified_gmt":"2024-12-09T02:22:02","slug":"how-does-an-electromagnetic-crane-work","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/cs\/posts\/how-does-an-electromagnetic-crane-work\/","title":{"rendered":"Jak funguje elektromagnetick\u00fd je\u0159\u00e1b? Osvojte si z\u00e1klady!"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Obsah<\/p><nav><ul><li><a href=\"#electromagnetism-principle\">Princip elektromagnetismu<\/a><\/li><li><a href=\"#composition-of-the-electromagnet\">Slo\u017een\u00ed elektromagnetu<\/a><\/li><li><a href=\"#electromagnetic-crane-working-principle\">Princip pr\u00e1ce elektromagnetick\u00e9ho je\u0159\u00e1bu<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Elektromagnetick\u00fd je\u0159\u00e1b se skl\u00e1d\u00e1 z konstrukce je\u0159\u00e1bu, elektromagnetu, nap\u00e1jec\u00edho zdroje a \u0159\u00eddic\u00edho syst\u00e9mu. Je d\u016fle\u017eit\u00e9 se pt\u00e1t, jak funguje elektromagnetick\u00fd je\u0159\u00e1b? Tento typ je\u0159\u00e1bu vyu\u017e\u00edv\u00e1 elektromagnetick\u00e9 principy ke zved\u00e1n\u00ed a p\u0159eprav\u011b ocelov\u00fdch a \u017eelezn\u00fdch materi\u00e1l\u016f. Proto\u017ee se princip fungov\u00e1n\u00ed elektromagnetick\u00e9ho je\u0159\u00e1bu li\u0161\u00ed od principu b\u011b\u017en\u00fdch je\u0159\u00e1b\u016f, mus\u00ed obsluha a person\u00e1l \u00fadr\u017eby pochopit, jak tyto je\u0159\u00e1by funguj\u00ed.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1005\" height=\"668\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/QC-Electromagnetic-Overhead-Cranes-for-Scrap-Metal-Handling.jpg\" alt=\"\" class=\"wp-image-6433\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"electromagnetism-principle\">Princip elektromagnetismu<\/h2>\n\n\n\n<p>J\u00e1dro elektromagnetick\u00e9ho je\u0159\u00e1bu spo\u010d\u00edv\u00e1 v konceptu <a href=\"https:\/\/en.wikipedia.org\/wiki\/Electromagnetism\" target=\"_blank\" rel=\"noopener\">elektromagnetismus<\/a>. Kdy\u017e elektrick\u00fd proud prot\u00e9k\u00e1 c\u00edvkou, vytv\u00e1\u0159\u00ed kolem c\u00edvky magnetick\u00e9 pole. S\u00edlu tohoto magnetick\u00e9ho pole lze ovl\u00e1dat \u00fapravou mno\u017estv\u00ed proudu proch\u00e1zej\u00edc\u00edho c\u00edvkou. Tento jev je z\u00e1kladem toho, jak elektromagnet funguje, a elektromagnet je kl\u00ed\u010dovou sou\u010d\u00e1st\u00ed elektromagnetick\u00e9ho je\u0159\u00e1bu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"composition-of-the-electromagnet\">Slo\u017een\u00ed elektromagnetu<\/h2>\n\n\n\n<p>Elektromagnet je srdcem elektromagnetick\u00e9ho je\u0159\u00e1bu. Skl\u00e1d\u00e1 se z magnetick\u00e9ho j\u00e1dra a c\u00edvky navinut\u00e9 kolem j\u00e1dra. Kdy\u017e c\u00edvkou prot\u00e9k\u00e1 proud, generuje siln\u00e9 magnetick\u00e9 pole a elektromagnetickou s\u00edlu, kter\u00e9 p\u0159itahuj\u00ed feromagnetick\u00e9 materi\u00e1ly.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1066\" height=\"800\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/how-does-an-electromagnetic-crane-work.png\" alt=\"\" class=\"wp-image-6470\"\/><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"583\" height=\"583\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/coil-core-of-electromagnet-1-1.png\" alt=\"\" class=\"wp-image-6475\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/coil-core-of-electromagnet-1-1.png 583w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/coil-core-of-electromagnet-1-1-150x150.png 150w\" sizes=\"(max-width: 583px) 100vw, 583px\" \/><figcaption class=\"wp-element-caption\">Uprost\u0159ed je j\u00e1dro c\u00edvky.<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"582\" height=\"582\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/Metal-casing-of-electromagnet-1.png\" alt=\"\" class=\"wp-image-6476\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/Metal-casing-of-electromagnet-1.png 582w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/Metal-casing-of-electromagnet-1-150x150.png 150w\" sizes=\"(max-width: 582px) 100vw, 582px\" \/><figcaption class=\"wp-element-caption\">Kovov\u00e9 pouzdro<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"880\" height=\"880\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/Non-magnetic-material-base-plate-of-electromagnet-1.png\" alt=\"\" class=\"wp-image-6477\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/Non-magnetic-material-base-plate-of-electromagnet-1.png 880w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2024\/09\/Non-magnetic-material-base-plate-of-electromagnet-1-150x150.png 150w\" sizes=\"(max-width: 880px) 100vw, 880px\" \/><figcaption class=\"wp-element-caption\">Spodn\u00ed deska z nemagnetick\u00e9ho materi\u00e1lu<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"electromagnetic-crane-working-principle\">Princip pr\u00e1ce elektromagnetick\u00e9ho je\u0159\u00e1bu<\/h2>\n\n\n\n<p>Kdy\u017e <a href=\"https:\/\/www.kscranegroup.com\/cs\/special-cranes\/electromagnetic-crane.html\/\">elektromagnetick\u00fd je\u0159\u00e1b<\/a> se pou\u017e\u00edv\u00e1, je p\u0159ipojen nap\u00e1jec\u00ed zdroj, kter\u00fd umo\u017e\u0148uje proud\u011bn\u00ed proudu obvodem. Tento proud nabud\u00ed elektromagnet a vytvo\u0159\u00ed magnetick\u00e9 pole. Magnetick\u00e1 s\u00edla vytv\u00e1\u0159en\u00e1 t\u00edmto polem m\u016f\u017ee p\u0159itahovat ocelov\u00e9 a \u017eelezn\u00e9 materi\u00e1ly. Kdy\u017e zvednut\u00e9 materi\u00e1ly dos\u00e1hnou ur\u010den\u00e9ho m\u00edsta, proud se p\u0159eru\u0161\u00ed, co\u017e zp\u016fsob\u00ed, \u017ee elektromagnet ztrat\u00ed sv\u016fj magnetismus a ocelov\u00e9 p\u0159edm\u011bty se uvoln\u00ed.<\/p>\n\n\n\n<p><br>Pokud proud z\u016fstane konstantn\u00ed, zv\u00fd\u0161en\u00ed po\u010dtu z\u00e1vit\u016f v c\u00edvce na je\u0159\u00e1bu zv\u00fd\u0161\u00ed magnetickou s\u00edlu; pokud po\u010det z\u00e1vit\u016f c\u00edvky z\u016fstane stejn\u00fd, zv\u00fd\u0161en\u00ed proudu tak\u00e9 zv\u00fd\u0161\u00ed magnetickou s\u00edlu.<\/p>\n\n\n\n<p><br>Elektromagnet na je\u0159\u00e1bu je \u0159\u00edzen flexibiln\u011b, typicky zap\u00edn\u00e1n\u00edm nebo vyp\u00edn\u00e1n\u00edm proudu pro \u0159\u00edzen\u00ed p\u0159\u00edtomnosti nebo nep\u0159\u00edtomnosti magnetick\u00e9 s\u00edly. S\u00edlu magnetick\u00e9 s\u00edly lze upravit zm\u011bnou proudu a polaritu elektromagnetu lze ovl\u00e1dat zm\u011bnou sm\u011bru proudu.<\/p>\n\n\n\n<p><br>Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee elektromagnet vytv\u00e1\u0159\u00ed magnetickou s\u00edlu pouze tehdy, kdy\u017e jeho c\u00edvkami prot\u00e9k\u00e1 proud. Pokud je nap\u00e1jen\u00ed n\u00e1hle p\u0159eru\u0161eno, mohou p\u0159itahovan\u00e9 materi\u00e1ly spadnout v d\u016fsledku ztr\u00e1ty magnetick\u00e9 s\u00edly, co\u017e m\u016f\u017ee v\u00e9st k nehod\u00e1m. Aby se takov\u00fdm nehod\u00e1m zabr\u00e1nilo, jsou elektromagnetick\u00e9 je\u0159\u00e1by v Kuangshan Crane vybaveny funkc\u00ed magnetick\u00e9ho zadr\u017een\u00ed p\u0159i v\u00fdpadku proudu. Krom\u011b prim\u00e1rn\u00edho zdroje energie je k dispozici i z\u00e1lo\u017en\u00ed zdroj. Pokud dojde k poru\u0161e prim\u00e1rn\u00edho zdroje energie, z\u00e1lo\u017en\u00ed bateriov\u00fd zdroj okam\u017eit\u011b nap\u00e1j\u00ed elektromagnet, aby si zachoval svou magnetickou p\u0159ita\u017elivost, \u010d\u00edm\u017e se zabr\u00e1n\u00ed nehod\u00e1m. Tato magnetick\u00e1 reten\u010dn\u00ed funkce obvykle trv\u00e1 15-20 minut.<\/p>","protected":false},"excerpt":{"rendered":"Elektromagnetick\u00fd je\u0159\u00e1b se skl\u00e1d\u00e1 z konstrukce je\u0159\u00e1bu, elektromagnetu, nap\u00e1jec\u00edho zdroje a \u0159\u00eddic\u00edho syst\u00e9mu. Je d\u016fle\u017eit\u00e9 se pt\u00e1t, jak funguje elektromagnetick\u00fd je\u0159\u00e1b? Tento typ je\u0159\u00e1bu vyu\u017e\u00edv\u00e1 elektromagnetick\u00e9 principy ke zved\u00e1n\u00ed a p\u0159eprav\u011b ocelov\u00fdch a \u017eelezn\u00fdch materi\u00e1l\u016f. Proto\u017ee se princip pr\u00e1ce elektromagnetick\u00e9ho je\u0159\u00e1bu li\u0161\u00ed od principu obecn\u00fdch je\u0159\u00e1b\u016f, oper\u00e1to\u0159i, [\u2026]","protected":false},"featured_media":6433,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[240,242,109,241],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/6469"}],"collection":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":8,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/6469\/revisions"}],"predecessor-version":[{"id":7200,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/6469\/revisions\/7200"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/media\/6433"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/media?parent=6469"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/posts_category?post=6469"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=6469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}