{"id":8514,"date":"2025-06-25T08:51:52","date_gmt":"2025-06-25T08:51:52","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=8514"},"modified":"2025-06-25T08:51:55","modified_gmt":"2025-06-25T08:51:55","slug":"overhead-crane-longitudinal-impact-force","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/da\/posts\/overhead-crane-longitudinal-impact-force\/","title":{"rendered":"Traverskranens langsg\u00e5ende slagkraft: Beregningsmetoder til at sikre fabrikssikkerhed"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Indholdsfortegnelse<\/p><nav><ul><li><a href=\"#overhead-crane-longitudinal-impact-force-formula\">Formel for langsg\u00e5ende slagkraft for traverskran:\u00a0<\/a><\/li><li><a href=\"#overhead-crane-longitudinal-impact-force-calculation-case\">Beregning af langsg\u00e5ende st\u00f8dkraft for traverskran:\u00a0<\/a><\/li><li><a href=\"#faq\">FAQ<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Ved anl\u00e6gsdesign er det meget vigtigt at tage h\u00f8jde for traverskranens langsg\u00e5ende st\u00f8dkr\u00e6fter, da dette har en direkte indflydelse p\u00e5 anl\u00e6gskonstruktionens sikkerhed og langsigtede stabilitet. Is\u00e6r n\u00e5r det kommer til brokraner (f.eks. enkeltbj\u00e6lke-, dobbeltbj\u00e6lkekraner) og andet stort udstyr, forudser designere normalt mulige st\u00f8d og belastnings\u00e6ndringer under krandrift og optimerer anl\u00e6ggets struktur.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2500\" height=\"1663\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2025\/06\/Overhead-Crane-Longitudinal-Impact-Force.jpg\" alt=\"\" class=\"wp-image-8515\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2025\/06\/Overhead-Crane-Longitudinal-Impact-Force.jpg 2500w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2025\/06\/Overhead-Crane-Longitudinal-Impact-Force-1536x1022.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2025\/06\/Overhead-Crane-Longitudinal-Impact-Force-2048x1362.jpg 2048w\" sizes=\"(max-width: 2500px) 100vw, 2500px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"overhead-crane-longitudinal-impact-force-formula\">Formel for langsg\u00e5ende slagkraft for traverskran:&nbsp;<\/h2>\n\n\n\n<p>F=\u03beGv<sub>0<\/sub><sup>2<\/sup>\/2gs \u00b7 r<sub>Q<\/sub><\/p>\n\n\n\n<ul>\n<li>F \u2014 den beregnede v\u00e6rdi for den langsg\u00e5ende, horisontale st\u00f8dkraft, der virker i bilblokbroen (kN).&nbsp;<\/li>\n\n\n\n<li>G \u2014 anslagsv\u00e6gt (kN), for den bl\u00f8de krogbro G = G0 + 0,1 Gn<\/li>\n\n\n\n<li>G<sub>0<\/sub> \u2014 broens samlede v\u00e6gt (egenv\u00e6gt) (kN)&nbsp;<\/li>\n\n\n\n<li>Gn \u2014 nominel l\u00f8ftekapacitet for broen (kN)&nbsp;<\/li>\n\n\n\n<li>en<sub>0<\/sub> \u2014 det store k\u00f8ret\u00f8js hastighed p\u00e5 kollisionstidspunktet, tag v0 = 0,5v&nbsp;<\/li>\n\n\n\n<li>v\u2014\u2014Nominel hastighed for stor bildrift (m\/sek)&nbsp;<\/li>\n\n\n\n<li>g \u2014 Tyngdeacceleration, tag g=9,81 m\/sek\u00b2&nbsp;<\/li>\n\n\n\n<li>s \u2014 Buffervandring (m)&nbsp;<\/li>\n\n\n\n<li>\u03be \u2014 Hensyntagen til deformation af den elastiske st\u00f8dd\u00e6mperplade p\u00e5 bilens gear og andre gunstige faktorer, koefficient at tage 0,8&nbsp;<\/li>\n\n\n\n<li>r<sub>Q<\/sub> \u2014 Brolastens underkoefficient, tag 1,4<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"overhead-crane-longitudinal-impact-force-calculation-case\">Beregning af langsg\u00e5ende st\u00f8dkraft for traverskran:\u00a0<\/h2>\n\n\n\n<p>Et industrianl\u00e6g med to 50\/10t elektriske krogkraner, kranens vigtigste specifikationsparametre er:&nbsp;<\/p>\n\n\n\n<p>Arbejdsniveau A6, brosp\u00e6nd S = 22,5 m, sportype QU80, nominel hastighed for den store vogn v = 95 m\/min, kranens samlede v\u00e6gt G<sub>0<\/sub> = 65 t, trolleyv\u00e6gten g = 19,4 t, det maksimale hjultryk P = 410 kN, buffervandringen s = 0,140 m, afstanden fra buffermidten til toppen af sporet H = 1130 m.&nbsp;<\/p>\n\n\n\n<p>Beregn den designm\u00e6ssige v\u00e6rdi af den langsg\u00e5ende vandrette st\u00f8dkraft F p\u00e5 bromaskinen, som b\u00e6res af vognblokken, i henhold til formlen:<\/p>\n\n\n\n<p>G=65+0,1\u00d750=70t<\/p>\n\n\n\n<p>en<sub>0<\/sub>=0,5\u00d795\/60=0,79 m\/sek<\/p>\n\n\n\n<p>F=(0,8\u00d770\u00d79,81\u00d70,79<sup>2<\/sup>)\/(2\u00d79,81\u00d70,14)\u00d71,4=174,7 kN<\/p>\n\n\n\n<p>Den langsg\u00e5ende vandrette slagkraft fra en traverskran, der virker p\u00e5 et vognstop, skyldes hovedsageligt de inertikr\u00e6fter, der genereres af traverskranen under drift. Det er en kraft, der skyldes \u00e6ndringer i traverskranens hastighed i l\u00e6ngderetningen (f.eks. acceleration, deceleration eller pludseligt stop). Vognstop skal konstrueres til at v\u00e6re st\u00e6rke nok til at modst\u00e5 langsg\u00e5ende slagkr\u00e6fter fra kranen. Kranens maksimale hastighed og acceleration samt kranens maksimale belastning skal tages i betragtning ved design af vognstop for at sikre, at vognstop ikke beskadiges eller deformeres i tilf\u00e6lde af kollision.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faq\">FAQ<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1750662163921\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">Hvordan designer man sporkoblinger og vognstop til kranbj\u00e6lker af massivt st\u00e5lv\u00e6v i industrianl\u00e6g?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Du kan henvise til denne artikel, \u300a<a href=\"http:\/\/www.chinabuilding.com.cn\/book-2661.html\" target=\"_blank\" rel=\"noopener\">Kransporforbindelser og vognstop<\/a>\u300b<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"Ved anl\u00e6gsdesign er det meget vigtigt at tage h\u00f8jde for traverskranens langsg\u00e5ende st\u00f8dkr\u00e6fter, da dette har en direkte indflydelse p\u00e5 anl\u00e6gskonstruktionens sikkerhed og langsigtede stabilitet. Is\u00e6r n\u00e5r det kommer til brokraner (f.eks. enkeltbj\u00e6lke-, dobbeltbj\u00e6lkekraner) og andet stort udstyr, forudser designere normalt mulige st\u00f8d og belastninger [\u2026]","protected":false},"featured_media":8515,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[500],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts\/8514"}],"collection":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":6,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts\/8514\/revisions"}],"predecessor-version":[{"id":8564,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/xmxposts\/8514\/revisions\/8564"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/media\/8515"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/media?parent=8514"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/posts_category?post=8514"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/da\/wp-json\/wp\/v2\/posts_tag?post=8514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}