{"id":681005,"date":"2021-10-12T10:36:54","date_gmt":"2021-10-12T08:36:54","guid":{"rendered":"https:\/\/rothschenk.de\/epizoda-10-uzavreni-sil\/"},"modified":"2025-06-30T17:03:09","modified_gmt":"2025-06-30T15:03:09","slug":"epizoda-10-uzavreni-sil","status":"publish","type":"post","link":"https:\/\/rothschenk.de\/cz\/epizoda-10-uzavreni-sil\/","title":{"rendered":"Epizoda 10: Uzav\u0159en\u00ed sil"},"content":{"rendered":"\n<p>Upevn\u011bn\u00ed n\u00e1kladu pomoc\u00ed tvarov\u00e9ho upevn\u011bn\u00ed ji\u017e bylo pops\u00e1no v \u010dl\u00e1nku <strong><a href=\"https:\/\/rothschenk.de\/cs\/epizoda-8-pozitivni-zamykani-v-kontejneru\/\">epizod\u011b 8<\/a><\/strong> ji\u017e bylo \u0159e\u0161eno. Nyn\u00ed se bl\u00ed\u017ee pod\u00edv\u00e1me na <strong>t\u0159ec\u00ed spojen\u00ed <\/strong>. Co je to t\u0159ec\u00ed spoj, jak funguje a co je d\u016fle\u017eit\u00e9 p\u0159i zaji\u0161\u0165ov\u00e1n\u00ed b\u0159emene?  <\/p>\n\n<h2 class=\"wp-block-heading\">Definice<\/h2>\n\n<p>T\u0159ec\u00ed spojen\u00ed je spojen\u00ed dvou \u010d\u00e1st\u00ed povrchem, p\u0159i\u010dem\u017e oba povrchy maj\u00ed vysok\u00fd koeficient t\u0159en\u00ed. Jak to funguje? <\/p>\n\n<p>P\u0159edpokl\u00e1d\u00e1 se, \u017ee b\u0159emeno p\u016fsob\u00ed na povrch silou 10 kg. Norm\u00e1lov\u00e1 s\u00edla se vypo\u010d\u00edt\u00e1 vyn\u00e1soben\u00edm hmotnosti (p\u0159\u00edklad 10 kg) gravita\u010dn\u00ed silou g (9,81 <sup>m\/s2<\/sup>). <\/p>\n\n<p><strong>Norm\u00e1lov\u00e1 s\u00edla je tedy<\/strong> <strong>10 kg * 9,81 m\/s2<sup>= <\/sup> 100 N.<\/strong><\/p>\n\n<p>Norm\u00e1lov\u00e1 s\u00edla p\u016fsob\u00ed na povrch v\u017edy svisle.<\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8a253&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8a253\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-2.jpg\" alt=\"\" class=\"wp-image-148547\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p>Ka\u017ed\u00fd povrch m\u00e1 ur\u010ditou drsnost, kter\u00e1 p\u0159i kontaktu obou povrch\u016f vytv\u00e1\u0159\u00ed mikroserrataci. Tento rozm\u011br se ozna\u010duje p\u00edsmenem \u00b5 a naz\u00fdv\u00e1 se <strong>koeficient t\u0159en\u00ed<\/strong>. <\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8a5b0&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8a5b0\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"200\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-3.jpg\" alt=\"\" class=\"wp-image-148550\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-3.jpg 500w, https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-3-300x120.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p>Pokud se nyn\u00ed pokus\u00edte pohybovat povrchy proti sob\u011b, vytvo\u0159\u00ed tato drsnost <strong>protis\u00edlu<\/strong>. Pr\u00e1v\u011b tento \u00fa\u010dinek se vyu\u017e\u00edv\u00e1 v <strong>t\u0159ec\u00edm spoji <\/strong>. <\/p>\n\n<p>Protis\u00edla z\u00e1vis\u00ed na m\u011brn\u00e9m sou\u010diniteli t\u0159en\u00ed \u00b5 a naz\u00fdv\u00e1 se t\u0159ec\u00ed s\u00edla.<\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8a85d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8a85d\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"500\" height=\"200\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-1.jpg\" alt=\"\" class=\"wp-image-148553\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-1.jpg 500w, https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-1-300x120.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p>Pokud nap\u0159\u00edklad v\u00fdrobce karoseri\u00ed n\u00e1kladn\u00edch automobil\u016f ud\u00e1v\u00e1 pro sv\u00e9 lo\u017en\u00e9 plochy koeficient t\u0159en\u00ed <strong>\u00b5=0,3<\/strong>, znamen\u00e1 to, \u017ee s\u00edla pot\u0159ebn\u00e1 k pohybu palet je <strong>30 % norm\u00e1lov\u00e9 s\u00edly<\/strong>.<\/p>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">Silov\u00e9 zaji\u0161t\u011bn\u00ed n\u00e1kladu<\/h2>\n\n<p>Jak funguje silov\u00e9 zaji\u0161t\u011bn\u00ed voln\u011b stoj\u00edc\u00edho b\u0159emene o hmotnosti 1 000 kg proti posunut\u00ed p\u0159i pln\u00e9m brzd\u011bn\u00ed silou 0,8 g? (viz VDI-2700 a EN-12195-1).<\/p>\n\n<p>Po\u017eadovan\u00e1 <strong>zaji\u0161\u0165ovac\u00ed s\u00edla<\/strong> podle p\u0159edpis\u016f je <br\/><strong><sub>FS<\/sub> = m * g * a = 1 000 kg * 9,81 <sup>m\/s2<\/sup> * 0,8 g = 8 000 N = 800 daN.<\/strong><\/p>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns has-black-color has-text-color has-background has-link-color wp-elements-70432309f98ee4427cad4ba4fc4515e2 is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\" style=\"background-color:#f5f5f5\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8adeb&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8adeb\" class=\"wp-block-image size-medium wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/kantenschutzwinkel-zurrgurte-lasi-blog-rothschenk-300x200.jpg\" alt=\"\" class=\"wp-image-148543\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:75%\">\n<p>B\u0159emeno se obvykle upev\u0148uje pomoc\u00ed <a href=\"https:\/\/rothschenk.de\/produkt-kategorie\/zurrgurte\/\">nap\u00ednac\u00edch \u0159emen\u016f<\/a>. S\u00edla, kter\u00e1 nyn\u00ed p\u016fsob\u00ed proti posunu, se nyn\u00ed skl\u00e1d\u00e1 ze dvou slo\u017eek: norm\u00e1lov\u00e9 s\u00edly + s\u00edly p\u0159edp\u00ednac\u00ed. <\/p>\n\n\n\n<p>Je v\u0161ak t\u0159eba vz\u00edt v \u00favahu vliv t\u0159\u00ed okrajov\u00fdch podm\u00ednek:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>t\u0159ec\u00ed s\u00edla<sub>FR<\/sub><\/strong> z koeficientu t\u0159en\u00ed <strong>\u00b5<\/strong><\/li>\n\n\n\n<li><strong>\u00fahel upevn\u011bn\u00ed <\/strong><strong>\u03b1<\/strong> mezi bodem upevn\u011bn\u00ed a 1. bodem pr\u016fhybu<\/li>\n\n\n\n<li><strong>p\u0159enosov\u00fd koeficient\/koeficient K<\/strong> mezi dv\u011bma body upevn\u011bn\u00ed.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\">T\u0159ec\u00ed s\u00edla<\/h3>\n\n<p>P\u0159edp\u00ednac\u00ed s\u00edlu lze tak\u00e9 ch\u00e1pat jako p\u0159\u00eddavn\u00e9 zat\u00ed\u017een\u00ed. To znamen\u00e1, \u017ee \u00fa\u010dinn\u00e1 je pouze ta \u010d\u00e1st s\u00edly p\u0159edp\u011bt\u00ed, kter\u00e1 odpov\u00edd\u00e1 sou\u010diniteli t\u0159en\u00ed. <\/p>\n\n<p><strong>T\u0159ec\u00ed s\u00edla<sub>FR<\/sub><\/strong> = 1 000 daN * 0,3 = 300 daN<br\/><strong>Zaji\u0161\u0165ovac\u00ed s\u00edla FS<\/strong> = 500 daN * 0,3 = 150 daN<br\/>Celkem: 450 daN<\/p>\n\n<p>K p\u0159esunu 1 000 kg je tedy zapot\u0159eb\u00ed s\u00edly pouh\u00fdch 450 daN.<\/p>\n\n<p>P\u0159\u00edklad ukazuje, \u017ee p\u0159edp\u00ednac\u00ed s\u00edla 500 daN nen\u00ed dostate\u010dn\u00e1 k zaji\u0161t\u011bn\u00ed b\u0159emene proti posunu. Je t\u0159eba doplnit opat\u0159en\u00ed, jako je nap\u0159\u00edklad v\u00e1zac\u00ed popruh. <\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8b9de&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8b9de\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-2.jpg\" alt=\"\" class=\"wp-image-148534\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\">\u00dahel uchycen\u00ed<\/h3>\n\n<p>Dal\u0161\u00ed okrajovou podm\u00ednkou pro velikost \u00fa\u010dinn\u00e9 s\u00edly p\u0159edp\u011bt\u00ed je \u00fahel upevn\u011bn\u00ed \u03b1, proto\u017ee \u00fa\u010dinn\u00e1 je pouze svisl\u00e1 \u010d\u00e1st s\u00edly p\u0159edp\u011bt\u00ed. Pod\u00edl vypl\u00fdv\u00e1 ze sinusu \u00fahlu v\u00e1z\u00e1n\u00ed. <\/p>\n\n<p>P\u0159\u00edklad: P\u0159i <strong>\u00fahlu vyvazov\u00e1n\u00ed <\/strong><strong>\u03b1<\/strong> 80\u00ba je sinus 0,9961.<\/p>\n\n<p>To znamen\u00e1, \u017ee z p\u0159edp\u00ednac\u00ed s\u00edly 500 daN je skute\u010dn\u011b \u00fa\u010dinn\u00fdch pouze 500 daN * 0,9961 = 498 daN.<\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8bdbb&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8bdbb\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"400\" height=\"300\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-3.jpg\" alt=\"\" class=\"wp-image-148537\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-3.jpg 400w, https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-3-300x225.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\">Koeficient p\u0159enosu<\/h3>\n\n<p>P\u0159edp\u011bt\u00ed vytvo\u0159en\u00e9 nap\u00ednac\u00ed r\u00e1\u010dnou existuje pouze mezi upev\u0148ovac\u00edm bodem na lo\u017en\u00e9 plo\u0161e a prvn\u00edm bodem pr\u016fhybu. V bodech vych\u00fdlen\u00ed se sni\u017euje v d\u016fsledku t\u0159ec\u00edch ztr\u00e1t. \u010c\u00edm v\u00edce bod\u016f vych\u00fdlen\u00ed, t\u00edm v\u011bt\u0161\u00ed ztr\u00e1ty.  <\/p>\n\n<p>Sou\u010det p\u0159edp\u00ednac\u00ed s\u00edly se tedy skl\u00e1d\u00e1 nejm\u00e9n\u011b ze t\u0159\u00ed \u010d\u00e1st\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>\u010c\u00e1st 1: Bod p\u0159ipojen\u00ed &#8211; bod vych\u00fdlen\u00ed 1<\/li>\n\n\n\n<li>\u010c\u00e1st 2: Bod vych\u00fdlen\u00ed 1 a 2<\/li>\n\n\n\n<li>\u010c\u00e1st 3: Bod vych\u00fdlen\u00ed 2 &#8211; bod upevn\u011bn\u00ed<\/li>\n<\/ul>\n\n<p>V\u00fdsledek lze vypo\u010d\u00edtat pomoc\u00ed <strong>koeficientu p\u0159enosu\/K-faktoru<\/strong>. Za p\u0159edpokladu koeficientu 1,5 by sou\u010det p\u0159edp\u00ednac\u00ed s\u00edly \u010dinil 500 daN * 1,5 = 750 daN. <\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8c0f1&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8c0f1\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"300\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-4.jpg\" alt=\"\" class=\"wp-image-148540\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-4.jpg 400w, https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-4-300x225.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\">Po\u010det nap\u00ednac\u00edch \u0159emen\u016f<\/h2>\n\n<div class=\"wp-block-columns has-black-color has-text-color has-background has-link-color wp-elements-fbc9fcff512d9cea54ec7311d2e74ca0 is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\" style=\"background-color:#f5f5f5\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8c7b1&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8c7b1\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz-300x300.png\" alt=\"\" class=\"wp-image-146591\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz-300x300.png 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz-150x150.png 150w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz-768x768.png 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz-600x600.png 600w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz-100x100.png 100w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/03\/info-icon-rothschenk-schwarz.png 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:75%\">\n<p>Pokud nyn\u00ed podle p\u0159\u00edkladu uva\u017eujeme v\u0161echny okrajov\u00e9 podm\u00ednky spole\u010dn\u011b, dostaneme n\u00e1sleduj\u00edc\u00ed v\u00fdpo\u010det:<\/p>\n\n\n\n<p><strong><sub>FSTF<\/sub> = p\u0159edp\u00ednac\u00ed s\u00edla * faktor K * \u00fahel sin uchycen\u00ed \u03b1 * \u00b5<\/strong><br\/><strong>= 500 daN * 1,5 * sin35\u00ba (0,5735) * 0,3 = 129 daN<\/strong><\/p>\n<\/div>\n<\/div>\n\n<p>Kolik <a href=\"https:\/\/rothschenk.de\/produkt-kategorie\/zurrgurte\/\">popruh\u016f<\/a> je t\u0159eba k zaji\u0161t\u011bn\u00ed tohoto n\u00e1kladu? Zde je mo\u017en\u00e9 prov\u00e9st n\u00e1sleduj\u00edc\u00ed \u00favahu: <\/p>\n\n<p>Je t\u0159eba zajistit 800 daN, ode\u010dteme-li od toho t\u0159ec\u00ed s\u00edlu 450 daN, dostaneme rozd\u00edl 350 daN. Tuto s\u00edlu mus\u00ed zajistit <strong>nap\u00ednac\u00ed \u0159emeny <\/strong>. 350 daN d\u011bleno \/ 129 daN = 2,7, co\u017e znamen\u00e1, \u017ee k zaji\u0161t\u011bn\u00ed n\u00e1kladu 1 000 kg za stanoven\u00fdch okrajov\u00fdch podm\u00ednek jsou zapot\u0159eb\u00ed 3 upev\u0148ovac\u00ed popruhy.  <\/p>\n\n<p>Z\u00e1v\u011br je alarmuj\u00edc\u00ed, proto\u017ee z 500 daN, co\u017e je samo o sob\u011b hodn\u011b, zb\u00fdv\u00e1 ve skute\u010dnosti jen velmi m\u00e1lo. Z toho vypl\u00fdv\u00e1 z\u00e1v\u011br, \u017ee t\u0159ec\u00ed metoda upevn\u011bn\u00ed v\u00e1zac\u00edch prost\u0159edk\u016f podl\u00e9h\u00e1 mnoha omezen\u00edm, a proto mus\u00ed b\u00fdt pou\u017e\u00edv\u00e1na s nejvy\u0161\u0161\u00ed opatrnost\u00ed. <\/p>\n\n<p>Obecn\u00fdm \u0159e\u0161en\u00edm je kombinace v\u00e1zac\u00edch popruh\u016f + <a href=\"https:\/\/rothschenk.de\/produkt-kategorie\/antirutsch\/\">protiskluzov\u00fdch roho\u017e\u00ed<\/a> s \u00b5=0,6.<\/p>\n\n<p>Rozhoduj\u00edc\u00edm prvkem je zv\u00fd\u0161en\u00ed koeficientu t\u0159en\u00ed.<\/p>\n\n<p><strong>T\u0159ec\u00ed s\u00edla<sub>FR<\/sub><\/strong> = 1 000 daN * 0,6 = 600 daN<br\/><strong>P\u0159edp\u00ednac\u00ed s\u00edla <sub>FSTF<\/sub><\/strong> = 500 daN * 1,5 * sin35\u00ba (0,5735) * 0,6 = 258 daN<br\/><strong>Zaji\u0161\u0165ovac\u00ed s\u00edla<sub>FS<\/sub><\/strong> = 600 daN + 258 daN = 858 daN<\/p>\n\n<p><strong>Zaji\u0161\u0165ovac\u00ed rovnov\u00e1ha:<\/strong> skute\u010dn\u00e1 zaji\u0161\u0165ovac\u00ed s\u00edla mus\u00ed b\u00fdt stejn\u00e1 nebo v\u011bt\u0161\u00ed ne\u017e po\u017eadovan\u00e1 zaji\u0161\u0165ovac\u00ed s\u00edla. 858 daN \u2265 800 daN <\/p>\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb451e8cba4&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69eb451e8cba4\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"300\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-1.jpg\" alt=\"\" class=\"wp-image-148531\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-1.jpg 400w, https:\/\/rothschenk.de\/wp-content\/uploads\/2021\/10\/berechnung-beschleunigung-lasi-blog-rothschenk-sigurd-ehringer-4-1-300x225.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Zv\u011bt\u0161it\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n<p>V praxi se \u010dasto setk\u00e1v\u00e1me s p\u0159esn\u00fdm opakem. Pravd\u011bpodobn\u011b z d\u016fvodu neznalosti principu \u010dinnosti. <\/p>\n\n<p>V\u00e1\u0161, Sigurd Ehringer<\/p>\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>&lt;&lt;  P\u0159edchoz\u00ed p\u0159\u00edsp\u011bvek<br\/><a href=\"https:\/\/rothschenk.de\/cs\/epizoda-9-zrychleni\/\">Epizoda 9: Zrychlen\u00ed<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-right\">Next post &gt;&gt; <br\/><a href=\"https:\/\/rothschenk.de\/folge-11-stauplanung-im-container\/\"> D\u00edl 11: Pl\u00e1nov\u00e1n\u00ed ulo\u017een\u00ed v kontejneru<\/a><\/p>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns alignfull are-vertically-aligned-center has-background is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\" style=\"background-color:#516062\">\n<div class=\"wp-block-column blog_autor_zusatz is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:10vw\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\">\n<figure class=\"wp-block-image aligncenter size-large is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-1024x1024.jpg\" alt=\"\" class=\"wp-image-143199\" style=\"width:150px\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-1024x1024.jpg 1024w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-300x300.jpg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-150x150.jpg 150w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-768x767.jpg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-600x600.jpg 600w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-100x100.jpg 100w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-post-author\"><div class=\"wp-block-post-author__content\"><p class=\"wp-block-post-author__name\">Sigurd Ehringer<\/p><p class=\"wp-block-post-author__bio\">\u2714 VDI-zertifizierter Ausbilder f\u00fcr Ladungssicherung\r\n\u2714 Fachbuch-Autor\r\n\u2714 8 Jahre Projektmanager\r\n\u2714 12 Jahre bei der Bundeswehr (Kompaniechef)\r\n\u2714 20 Jahre Vertriebserfahrung\r\n\u2714 seit 1996 Berater\/Ausbilder in der Logistik\r\n\u2714 44 Jahre Ausbilder\/Trainer in verschiedenen Bereichen &#8212;&gt;\r\n\r\nIn einer Reihe von Fachbeitr\u00e4gen aus der Praxis, zu Themen rund um den Container und LKW, erhalten Sie Profiwissen aus erster Hand. Wie sichert man Ladung korrekt und was sind die Grundlagen der Ladungssicherung?\r\nErarbeitet und vorgestellt werden sie von Sigurd Ehringer, Inhaber von <a href=\"http:\/\/www.se-logcon.de\/\">SE-LogCon<\/a>.<\/p><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-column blog_autor_zusatz is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:10vw\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Upevn\u011bn\u00ed n\u00e1kladu pomoc\u00ed tvarov\u00e9ho upevn\u011bn\u00ed ji\u017e bylo pops\u00e1no v \u010dl\u00e1nku epizod\u011b 8 ji\u017e bylo \u0159e\u0161eno. Nyn\u00ed se bl\u00ed\u017ee pod\u00edv\u00e1me na t\u0159ec\u00ed spojen\u00ed . Co je to t\u0159ec\u00ed spoj, jak funguje a co je d\u016fle\u017eit\u00e9 p\u0159i zaji\u0161\u0165ov\u00e1n\u00ed b\u0159emene? Definice T\u0159ec\u00ed spojen\u00ed je spojen\u00ed dvou \u010d\u00e1st\u00ed povrchem, p\u0159i\u010dem\u017e oba povrchy maj\u00ed vysok\u00fd koeficient t\u0159en\u00ed. Jak to funguje? [&hellip;]<\/p>\n","protected":false},"author":1536,"featured_media":711727,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[864,866,916,865],"tags":[],"class_list":["post-681005","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cargo-blog-cs","category-fyzicka-stranka","category-kontejner","category-lorry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P\u0159enos energie - co je t\u0159eba zv\u00e1\u017eit? - Rothschenk<\/title>\n<meta name=\"description\" content=\"Technick\u00fd \u010dl\u00e1nek o nakl\u00e1dce s t\u0159ec\u00edm z\u00e1mkem p\u0159i p\u0159eprav\u011b zbo\u017e\u00ed. Nebezpe\u010d\u00ed | Vzorce | Fyzika | P\u0159\u00edklady pou\u017eit\u00ed | Technick\u00fd \u010dl\u00e1nek \/ Sigurd Ehringer\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rothschenk.de\/cz\/epizoda-10-uzavreni-sil\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P\u0159enos energie - co je t\u0159eba zv\u00e1\u017eit? - Rothschenk\" \/>\n<meta property=\"og:description\" content=\"Technick\u00fd \u010dl\u00e1nek o nakl\u00e1dce s t\u0159ec\u00edm z\u00e1mkem p\u0159i p\u0159eprav\u011b zbo\u017e\u00ed. 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Wie sichert man Ladung korrekt und was sind die Grundlagen der Ladungssicherung? 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