{"id":9765,"date":"2024-10-28T02:29:40","date_gmt":"2024-10-28T02:29:40","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&#038;p=9765"},"modified":"2024-12-09T09:26:06","modified_gmt":"2024-12-09T09:26:06","slug":"overhead-crane-abnormal-noise-causes-and-repair","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/cs\/posts\/overhead-crane-abnormal-noise-causes-and-repair\/","title":{"rendered":"Abnorm\u00e1ln\u00ed hluk mostov\u00e9ho je\u0159\u00e1bu: 5 b\u011b\u017en\u00fdch p\u0159\u00ed\u010din a efektivn\u00ed \u0159e\u0161en\u00ed oprav\u00a0"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Obsah<\/p><nav><ul><li><a href=\"#analysis-of-overhead-crane-abnormal-noise-causes\">Anal\u00fdza abnorm\u00e1ln\u00edch p\u0159\u00ed\u010din hluku mostov\u00fdch je\u0159\u00e1b\u016f<\/a><ul><li><a href=\"#1-causes-of-the-overhead-crane-traveling-mechanism\">1. P\u0159\u00ed\u010diny pojezdov\u00e9ho mechanismu mostov\u00e9ho je\u0159\u00e1bu<\/a><\/li><li><a href=\"#2-crane-rail-causes\">2. P\u0159\u00ed\u010diny je\u0159\u00e1bov\u00e9 kolejnice<\/a><\/li><li><a href=\"#3-crane-runway-girder-causes\">3. P\u0159\u00ed\u010diny nosn\u00edku je\u0159\u00e1bov\u00e9 dr\u00e1hy<\/a><\/li><li><a href=\"#4-foundation-settlement-causes\">4. P\u0159\u00ed\u010diny vypo\u0159\u00e1d\u00e1n\u00ed nadace<\/a><\/li><li><a href=\"#5-electrical-causes\">5. Elektrick\u00e9 p\u0159\u00ed\u010diny<\/a><\/li><\/ul><\/li><li><a href=\"#solutions-for-overhead-crane-abnormal-noise\">\u0158e\u0161en\u00ed pro abnorm\u00e1ln\u00ed hluk mostov\u00fdch je\u0159\u00e1b\u016f<\/a><ul><li><a href=\"#1-crane-traveling-mechanism-solutions\">1. \u0158e\u0161en\u00ed pojezdov\u00e9ho mechanismu je\u0159\u00e1bu<\/a><\/li><li><a href=\"#2-crane-rail-solutions\">2. \u0158e\u0161en\u00ed je\u0159\u00e1bov\u00fdch kolejnic<\/a><\/li><li><a href=\"#3-runway-girder-solutions\">3. \u0158e\u0161en\u00ed nosn\u00edk\u016f dr\u00e1hy<\/a><\/li><li><a href=\"#4-foundation-settlement-solutions\">4. \u0158e\u0161en\u00ed urovn\u00e1n\u00ed z\u00e1klad\u016f<\/a><\/li><li><a href=\"#5-electrical-fault-solutions\">5. \u0158e\u0161en\u00ed elektrick\u00fdch poruch<\/a><\/li><\/ul><\/li><li><a href=\"#conclusion\">Z\u00e1v\u011br<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Abnorm\u00e1ln\u00ed hluk mostov\u00e9ho je\u0159\u00e1bu je b\u011b\u017en\u00fdm probl\u00e9mem p\u0159i provozu mostov\u00fdch je\u0159\u00e1b\u016f. Tento \u010dl\u00e1nek analyzuje p\u0159\u00ed\u010diny abnorm\u00e1ln\u00edho hluku p\u0159i provozu mostov\u00fdch je\u0159\u00e1b\u016f a uv\u00e1d\u00ed p\u011bt potenci\u00e1ln\u00edch faktor\u016f: mechanismus pojezdu je\u0159\u00e1bu, kolejnice je\u0159\u00e1bu, nosn\u00edky je\u0159\u00e1bov\u00e9 dr\u00e1hy, sed\u00e1n\u00ed z\u00e1klad\u016f a elektrick\u00e9 syst\u00e9my. Poskytuje tak\u00e9 n\u011bkter\u00e1 \u0159e\u0161en\u00ed pro uveden\u00e9 probl\u00e9my s hlukem a douf\u00e1, \u017ee v\u00e1m pom\u016f\u017ee.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"analysis-of-overhead-crane-abnormal-noise-causes\">Anal\u00fdza abnorm\u00e1ln\u00edch p\u0159\u00ed\u010din hluku mostov\u00fdch je\u0159\u00e1b\u016f<\/h2>\n\n\n\n<p>Abnorm\u00e1ln\u00ed hluk popsan\u00fd v tomto \u010dl\u00e1nku se t\u00fdk\u00e1 mostov\u00fdch je\u0159\u00e1b\u016f v jejich p\u016fvodn\u00edm stavu, kde nebyly vym\u011bn\u011bny \u017e\u00e1dn\u00e9 sou\u010d\u00e1sti, jako jsou kola, hnac\u00ed mechanismy nebo motory. Abnorm\u00e1ln\u00ed hluk zp\u016fsoben\u00fd v\u00fdm\u011bnou je\u0159\u00e1bov\u00e9ho za\u0159\u00edzen\u00ed nespad\u00e1 do rozsahu tohoto \u010dl\u00e1nku.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-causes-of-the-overhead-crane-traveling-mechanism\">1. P\u0159\u00ed\u010diny pojezdov\u00e9ho mechanismu mostov\u00e9ho je\u0159\u00e1bu<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1-crane-wheel-causes\">(1) P\u0159\u00ed\u010diny kola je\u0159\u00e1bu<\/h4>\n\n\n\n<p>Abnorm\u00e1ln\u00ed hluk mostov\u00e9ho je\u0159\u00e1bu zp\u016fsoben\u00fd koly je\u0159\u00e1bu je v praktick\u00fdch aplikac\u00edch b\u011b\u017en\u00fd a mezi hlavn\u00ed d\u016fvody pat\u0159\u00ed:<\/p>\n\n\n\n<ul>\n<li>Nadm\u011brn\u00e9 horizont\u00e1ln\u00ed nebo vertik\u00e1ln\u00ed vych\u00fdlen\u00ed kol vedouc\u00ed k neust\u00e1l\u00e9mu t\u0159en\u00ed a koliz\u00edm mezi koly a kolejnicemi b\u011bhem provozu je\u0159\u00e1bu.<\/li>\n\n\n\n<li>\u0160patn\u00e9 maz\u00e1n\u00ed lo\u017eisek kol, kter\u00e9 zvy\u0161uje j\u00edzdn\u00ed odpor, a po\u0161kozen\u00ed lo\u017eisek, kter\u00e9 zp\u016fsobuje lepen\u00ed a abnorm\u00e1ln\u00ed hluk.<\/li>\n\n\n\n<li>Nadm\u011brn\u00e9 opot\u0159eben\u00ed okolku kola a kolejnice je\u0159\u00e1bov\u00e9 dr\u00e1hy.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2-guide-wheel-causes\">(2) P\u0159\u00ed\u010diny vodic\u00edch kol<\/h4>\n\n\n\n<p>Vodic\u00ed kola je\u0159\u00e1bu jsou kola se svislou osou, kter\u00e1 pom\u00e1haj\u00ed je\u0159\u00e1bu nebo voz\u00edku udr\u017eet se na dr\u00e1ze ve spr\u00e1vn\u00e9m sm\u011bru. Nespr\u00e1vn\u00e1 instalace nebo nastaven\u00ed vodic\u00edch kol m\u016f\u017ee zp\u016fsobit t\u0159en\u00ed nebo kolizi mezi vodic\u00edmi koly a kolejnicemi je\u0159\u00e1bu, co\u017e vede k abnorm\u00e1ln\u00edmu hluku. Jak je zn\u00e1zorn\u011bno na obr\u00e1zku 1, opot\u0159eben\u00ed vodic\u00edch kol m\u016f\u017ee b\u00fdt velmi v\u00e1\u017en\u00e9.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1410\" height=\"940\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/Guide-wheel-wear-causes-Overhead-Crane-Abnormal-Noise.png\" alt=\"\" class=\"wp-image-9771\"\/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 1<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-drive-mechanism-causes\">(3) P\u0159\u00ed\u010diny hnac\u00edho mechanismu<\/h4>\n\n\n\n<p>Mechanismus pohonu je\u0159\u00e1bu, o kter\u00e9m se pojedn\u00e1v\u00e1 v tomto \u010dl\u00e1nku, pou\u017e\u00edv\u00e1 jako p\u0159\u00edklad hnac\u00ed mechanismus \u201et\u0159i v jednom\u201c, i kdy\u017e lze zm\u00ednit i samostatn\u011b uspo\u0159\u00e1dan\u00e9 syst\u00e9my. Mezi hlavn\u00ed p\u0159\u00ed\u010diny abnorm\u00e1ln\u00edho hluku v hnac\u00edm mechanismu pat\u0159\u00ed:<\/p>\n\n\n\n<ul>\n<li>Abnorm\u00e1ln\u00ed hluk z reduktoru \u201et\u0159i v jednom\u201c, opot\u0159eben\u00ed ozuben\u00e9ho kola nebo zlomen\u00e9 zuby.<\/li>\n\n\n\n<li>Dv\u011b nebo v\u00edce brzd nejsou synchronizovan\u00e9, po\u0161kozen\u00e9 nebo chyb\u00ed (jak je zn\u00e1zorn\u011bno na obr\u00e1zku 2).<\/li>\n\n\n\n<li>Opot\u0159eben\u00e9 tlumic\u00ed vlo\u017eky (jak je zn\u00e1zorn\u011bno na obr\u00e1zku 3).<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/brake-missing.png\" alt=\"\" class=\"wp-image-9773\"\/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1354\" height=\"902\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/Buffer-pad-wear.png\" alt=\"\" class=\"wp-image-9774\"\/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 3<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"4-crane-main-girder-causes\">(4) P\u0159\u00ed\u010diny hlavn\u00edho nosn\u00edku je\u0159\u00e1bu<\/h4>\n\n\n\n<p>Mezi hlavn\u00ed d\u016fvody abnorm\u00e1ln\u00edho hluku v pojezdov\u00e9m mechanismu je\u0159\u00e1bu zp\u016fsoben\u00e9ho hlavn\u00edm nosn\u00edkem je\u0159\u00e1bu pat\u0159\u00ed:<\/p>\n\n\n\n<ul>\n<li>Nadm\u011brn\u00e9 horizont\u00e1ln\u00ed oh\u00fdb\u00e1n\u00ed hlavn\u00edho nosn\u00edku je\u0159\u00e1bu vedouc\u00ed k diagon\u00e1ln\u00edmu vyosen\u00ed.<\/li>\n\n\n\n<li>V\u00fdrazn\u00e9 zm\u011bny v odklonu hlavn\u00edho nosn\u00edku, zp\u016fsobuj\u00edc\u00ed zm\u011bny v rozvoru je\u0159\u00e1bu.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-crane-rail-causes\">2. P\u0159\u00ed\u010diny je\u0159\u00e1bov\u00e9 kolejnice<\/h3>\n\n\n\n<p>Po del\u0161\u00edm provozu je\u0159\u00e1bu, zejm\u00e9na p\u0159i pln\u00e9m zat\u00ed\u017een\u00ed, se zvy\u0161uje nam\u00e1h\u00e1n\u00ed kolejnic, co\u017e m\u016f\u017ee v\u00e9st k abnorm\u00e1ln\u00edmu hluku p\u0159i provozu je\u0159\u00e1bu. Pokud je \u00fadr\u017eba nedostate\u010dn\u00e1, mohou se probl\u00e9my zv\u00fdraznit. Mezi prim\u00e1rn\u00ed p\u0159\u00ed\u010diny abnorm\u00e1ln\u00edho hluku souvisej\u00edc\u00ed s \u017eeleznic\u00ed pat\u0159\u00ed:<\/p>\n\n\n\n<ul>\n<li>Nedostate\u010dn\u00e9 uta\u017een\u00ed nebo uvoln\u011bn\u00ed matic svorky kolejnice (viz obr\u00e1zek 4), kter\u00e9 zp\u016fsobuje deformaci kolejnice v uvoln\u011bn\u00fdch oblastech a m\u00e1 za n\u00e1sledek abnorm\u00e1ln\u00ed hluk p\u0159i pohybu je\u0159\u00e1bu.<\/li>\n\n\n\n<li>Nadm\u011brn\u00e9 mezery mezi kolejnic\u00ed a nosn\u00edkem je\u0159\u00e1bu, chyb\u011bj\u00edc\u00ed nebo nespr\u00e1vn\u011b um\u00edst\u011bn\u00e9 podlo\u017eky.<\/li>\n\n\n\n<li>Vertik\u00e1ln\u00ed nesouosost kolejnicov\u00fdch spoj\u016f spojen\u00fdch ryb\u00edmi p\u0159ekra\u010duj\u00edc\u00edmi povolenou toleranci, kter\u00e1 nebyla brou\u0161ena nebo se\u0159\u00edzena, co\u017e zp\u016fsobuje abnorm\u00e1ln\u00ed hluk p\u0159i p\u0159ejezdu je\u0159\u00e1bu.<\/li>\n\n\n\n<li>Horizont\u00e1ln\u00ed nesouosost kolejnicov\u00fdch spoj\u016f spojen\u00fdch ryb\u00edmi deskami, co\u017e vede k abnorm\u00e1ln\u00edmu hluku; spoje ryb\u00edzu s nadm\u011brn\u00fdmi mezerami (viz obr\u00e1zek 5).<\/li>\n\n\n\n<li>Nedostate\u010dn\u00e1 hladkost sva\u0159ovan\u00fdch spoj\u016f kolejnic, co\u017e vede k prasklin\u00e1m nebo odd\u011blen\u00ed spoj\u016f.<\/li>\n\n\n\n<li>Chyb\u011bj\u00edc\u00ed svorky kolejnic, co\u017e zp\u016fsobuje abnorm\u00e1ln\u00ed hluk.<\/li>\n\n\n\n<li>Nadm\u011brn\u00e1 odchylka v horizont\u00e1ln\u00edm nebo vertik\u00e1ln\u00edm vyrovn\u00e1n\u00ed kolejnice po jej\u00ed d\u00e9lce.<\/li>\n\n\n\n<li>Rozp\u011bt\u00ed kolejnice p\u0159ekra\u010duje povolenou odchylku.<\/li>\n\n\n\n<li>Nadm\u011brn\u00fd v\u00fd\u0161kov\u00fd rozd\u00edl mezi vrcholy dvou paraleln\u00edch kolejnic.<\/li>\n\n\n\n<li>Nespr\u00e1vn\u00e9 nebo nedostate\u010dn\u00e9 pod\u00e9ln\u00e9 odsazen\u00ed poloh kolejnicov\u00fdch spoj\u016f mezi dv\u011bma rovnob\u011b\u017en\u00fdmi kolejnicemi.<\/li>\n\n\n\n<li>Siln\u00e9 opot\u0159eben\u00ed na stran\u00e1ch kolejnic.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1164\" height=\"776\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/Rail-clamp-nut-insufficiently-tightened.png\" alt=\"\" class=\"wp-image-9775\"\/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 4<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1152\" height=\"768\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/Excessive-gap-at-the-rail-joint.png\" alt=\"\" class=\"wp-image-9776\"\/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 5<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-crane-runway-girder-causes\">3. P\u0159\u00ed\u010diny nosn\u00edku je\u0159\u00e1bov\u00e9 dr\u00e1hy<\/h3>\n\n\n\n<ul>\n<li>Nadm\u011brn\u00fd pr\u016fhyb ocelov\u00e9ho nosn\u00edku RWY sm\u011brem dol\u016f nebo bo\u010dn\u00ed ohyb nosn\u00edku.<\/li>\n\n\n\n<li>Uvoln\u011bn\u00e9 spoje v nosn\u00edku dr\u00e1hy.<\/li>\n\n\n\n<li>Uvoln\u011bn\u00e9 nebo chyb\u011bj\u00edc\u00ed \u0161rouby spojuj\u00edc\u00ed nosn\u00edk dr\u00e1hy.<\/li>\n\n\n\n<li>Nadm\u011brn\u00fd v\u00fd\u0161kov\u00fd rozd\u00edl mezi sousedn\u00edmi nosn\u00edky (viz obr\u00e1zek 6).<\/li>\n\n\n\n<li>Prasknut\u00ed nebo poru\u0161en\u00ed vrstvy betonov\u00e9 z\u00e1livky nebo vyrovn\u00e1vac\u00ed vrstvy mezi nosn\u00edkem betonov\u00e9ho je\u0159\u00e1bu a kolejnicemi.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1178\" height=\"784\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/Excessive-height-deviation-between-runway-girders.png\" alt=\"\" class=\"wp-image-9777\"\/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 6<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-foundation-settlement-causes\">4. P\u0159\u00ed\u010diny vypo\u0159\u00e1d\u00e1n\u00ed nadace<\/h3>\n\n\n\n<p>Sed\u00e1n\u00ed z\u00e1klad\u016f se t\u00fdk\u00e1 stla\u010den\u00ed vrstev zeminy pod dodate\u010dn\u00fdm nap\u011bt\u00edm, co\u017e vede k sed\u00e1n\u00ed povrchu. Nadm\u011brn\u00e9 sed\u00e1n\u00ed, zejm\u00e9na nerovnom\u011brn\u00e9, m\u016f\u017ee zp\u016fsobit nakl\u00e1n\u011bn\u00ed, prask\u00e1n\u00ed a nepou\u017eitelnost budov. Usazen\u00ed z\u00e1klad\u016f je obecn\u00fd probl\u00e9m souvisej\u00edc\u00ed s celou tov\u00e1rnou. M\u016f\u017ee se pohybovat od n\u011bkolika metr\u016f mal\u00e9ho m\u00edstn\u00edho os\u00eddlen\u00ed a\u017e po des\u00edtky metr\u016f celkov\u00e9ho os\u00eddlen\u00ed velk\u00e9ho rozsahu.<\/p>\n\n\n\n<p>M\u00edstn\u00ed sed\u00e1n\u00ed m\u016f\u017ee zp\u016fsobit propadnut\u00ed \u010d\u00e1st\u00ed nosn\u00edku dr\u00e1hy, co\u017e m\u00e1 za n\u00e1sledek vznik mezer mezi zapu\u0161t\u011bn\u00fdm nosn\u00edkem a je\u0159\u00e1bovou kolejnic\u00ed (viz obr\u00e1zek 7). Tato mezera vede k abnorm\u00e1ln\u00edmu hluku b\u011bhem provozu je\u0159\u00e1bu v d\u016fsledku zv\u00fd\u0161en\u00e9ho nam\u00e1h\u00e1n\u00ed kolejnice. Pokud nen\u00ed v pr\u016fb\u011bhu \u010dasu \u0159\u00e1dn\u011b opraveno a vylep\u0161eno, m\u016f\u017ee zp\u016fsobit trvalou deformaci nebo po\u0161kozen\u00ed je\u0159\u00e1bov\u00e9 kolejnice v posti\u017een\u00fdch oblastech.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1556\" height=\"1038\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/A-gap-has-formed-between-the-runway-girder-and-the-crane-rail.png\" alt=\"\" class=\"wp-image-9778\" srcset=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/A-gap-has-formed-between-the-runway-girder-and-the-crane-rail.png 1556w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2024\/10\/A-gap-has-formed-between-the-runway-girder-and-the-crane-rail-1536x1025.png 1536w\" sizes=\"(max-width: 1556px) 100vw, 1556px\" \/><figcaption class=\"wp-element-caption\">Obr\u00e1zek 7<\/figcaption><\/figure>\n\n\n\n<p>Celkov\u00e9 sed\u00e1n\u00ed je z\u00e1va\u017en\u011bj\u0161\u00ed formou sed\u00e1n\u00ed z\u00e1klad\u016f, kter\u00e9 zp\u016fsobuje rozs\u00e1hl\u00e9 sed\u00e1n\u00ed nosn\u00edku dr\u00e1hy. Nerovnom\u011brnost sed\u00e1n\u00ed vede k v\u00fd\u0161kov\u00fdm zm\u011bn\u00e1m nebo horizont\u00e1ln\u00edm deformac\u00edm nosn\u00edku dr\u00e1hy, co\u017e n\u00e1sledn\u011b zp\u016fsobuje odpov\u00eddaj\u00edc\u00ed vertik\u00e1ln\u00ed nebo horizont\u00e1ln\u00ed deformace v je\u0159\u00e1bov\u00fdch kolejnic\u00edch. B\u011bhem provozu je\u0159\u00e1bu se abnorm\u00e1ln\u00ed hluk st\u00e1v\u00e1 v\u00fdrazn\u011bj\u0161\u00edm, co\u017e zt\u011b\u017euje nebo dokonce znemo\u017e\u0148uje vysokorychlostn\u00ed provoz.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"5-electrical-causes\">5. Elektrick\u00e9 p\u0159\u00ed\u010diny<\/h3>\n\n\n\n<p>Zat\u00edmco v\u011bt\u0161ina p\u0159\u00edpad\u016f abnorm\u00e1ln\u00edho hluku mostov\u00e9ho je\u0159\u00e1bu b\u011bhem provozu je\u0159\u00e1bu je zp\u016fsobena mechanick\u00fdmi probl\u00e9my, existuj\u00ed n\u011bkter\u00e9 elektrick\u00e9 faktory, kter\u00e9 mohou tak\u00e9 p\u0159isp\u011bt. Pat\u0159\u00ed mezi n\u011b uvoln\u011bn\u00e9 nebo \u0161patn\u00e9 spoje v motoru nebo brzdov\u00e9 kabel\u00e1\u017ei, stejn\u011b jako po\u0161kozen\u00ed nebo opot\u0159eben\u00ed brzdov\u00fdch desti\u010dek.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"solutions-for-overhead-crane-abnormal-noise\">\u0158e\u0161en\u00ed pro abnorm\u00e1ln\u00ed hluk mostov\u00fdch je\u0159\u00e1b\u016f<\/h2>\n\n\n\n<p>Ka\u017ed\u00e1 p\u0159\u00ed\u010dina abnorm\u00e1ln\u00edho hluku p\u0159i provozu mostov\u00e9ho je\u0159\u00e1bu je \u0159e\u0161ena odpov\u00eddaj\u00edc\u00edmi \u0159e\u0161en\u00edmi.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-crane-traveling-mechanism-solutions\">1. \u0158e\u0161en\u00ed pojezdov\u00e9ho mechanismu je\u0159\u00e1bu<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1-crane-wheel-solutions\">(1) \u0158e\u0161en\u00ed kol je\u0159\u00e1b\u016f<\/h4>\n\n\n\n<ul>\n<li>Pro probl\u00e9my s nadm\u011brn\u00fdm horizont\u00e1ln\u00edm nebo vertik\u00e1ln\u00edm vych\u00fdlen\u00edm <a href=\"https:\/\/www.hndfcrane.com\/cs\/crane-wheels\/\">je\u0159\u00e1bov\u00e1 kola<\/a>, m\u011bla by b\u00fdt nejprve zm\u011b\u0159ena \u010d\u00e1stka \u00fapravy. Viz <a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/gb\/newGbInfo?hcno=D60C84F3FEFE22AA76E102003DB317C6\" target=\"_blank\" rel=\"noopener\">GB\/T 14405-2011<\/a>a prove\u010fte \u00fapravy na z\u00e1klad\u011b nam\u011b\u0159en\u00fdch hodnot. P\u0159i nastavov\u00e1n\u00ed horizont\u00e1ln\u00edho nesouososti um\u00edst\u011bte podlo\u017eky do svisl\u00e9 roviny dvojkol\u00ed a pro svisl\u00e9 vyosen\u00ed um\u00edst\u011bte podlo\u017eky do vodorovn\u00e9 roviny. Po se\u0159\u00edzen\u00ed prove\u010fte zku\u0161ebn\u00ed j\u00edzdu a zkontrolujte mezeru mezi koly je\u0159\u00e1bu a kolejnic\u00ed.<\/li>\n\n\n\n<li>V p\u0159\u00edpad\u011b probl\u00e9m\u016f, kdy \u0161patn\u00e9 maz\u00e1n\u00ed lo\u017eisek kol zvy\u0161uje j\u00edzdn\u00ed odpor, je t\u0159eba okam\u017eit\u011b p\u0159idat mazac\u00ed tuk. Pot\u00e9 prove\u010fte test pro kontrolu pru\u017enosti lo\u017eisek. Pokud po\u0161kozen\u00ed lo\u017eiska zp\u016fsob\u00ed lepen\u00ed nebo abnorm\u00e1ln\u00ed hluk, lo\u017eiska by m\u011bla b\u00fdt okam\u017eit\u011b vym\u011bn\u011bna, aby se p\u0159ede\u0161lo dal\u0161\u00edm probl\u00e9m\u016fm.<\/li>\n\n\n\n<li>U nadm\u011brn\u00e9ho opot\u0159eben\u00ed okolku kola je\u0159\u00e1bu a kolejnice nejprve prozkoumejte p\u0159\u00ed\u010dinu opot\u0159eben\u00ed, jako je nadm\u011brn\u00e9 vyosen\u00ed kola nebo nespr\u00e1vn\u00e1 mont\u00e1\u017e kolejnice. Norm\u00e1ln\u00ed opot\u0159eben\u00ed na p\u0159\u00edrub\u011b kola m\u016f\u017ee b\u00fdt ponech\u00e1no bez o\u0161et\u0159en\u00ed, ale pokud opot\u0159eben\u00ed p\u0159es\u00e1hne 401 TP1T konstruk\u010dn\u00ed tlou\u0161\u0165ky p\u0159\u00edruby, kolo by m\u011blo b\u00fdt vym\u011bn\u011bno.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2-guide-wheel-solutions\">(2) \u0158e\u0161en\u00ed vodic\u00edch kol<\/h4>\n\n\n\n<p>V p\u0159\u00edpad\u011b abnorm\u00e1ln\u00edho hluku zp\u016fsoben\u00e9ho nespr\u00e1vnou instalac\u00ed nebo nastaven\u00edm vodic\u00edch kol upravte mezeru mezi vodic\u00edm kolem a kolejnic\u00ed, abyste zajistili, \u017ee b\u011bhem provozu je\u0159\u00e1bu bude mezera nebo minim\u00e1ln\u00ed t\u0159en\u00ed \u010di kolize. Zkontrolujte, zda je polohovac\u00ed blok vhodn\u00fd, a pokud ne, upravte jej. V GB\/T 10183.1-2018 zkontrolujte toleranci osov\u00e9 rovnob\u011b\u017enosti horizont\u00e1ln\u00edch vodic\u00edch kol ve sm\u011bru kolm\u00e9m k je\u0159\u00e1bov\u00fdm kolejnic\u00edm a pod\u00e9l nich a tak\u00e9 toleranci v\u00fd\u0161ky. Upravte v\u0161echny oblasti, kde skute\u010dn\u00e9 hodnoty p\u0159ekra\u010duj\u00ed toleranci.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-drive-mechanism-solutions\">(3) \u0158e\u0161en\u00ed hnac\u00edho mechanismu<\/h4>\n\n\n\n<ul>\n<li>V p\u0159\u00edpad\u011b abnorm\u00e1ln\u00edho hluku z reduktoru \u201et\u0159i v jednom\u201c zkontrolujte m\u00edsto, kde se hluk vyskytuje. Pokud jsou ozuben\u00e1 kola opot\u0159ebovan\u00e1 nebo maj\u00ed zlomen\u00e9 zuby, je t\u0159eba je vym\u011bnit.<\/li>\n\n\n\n<li>V situac\u00edch, kdy dv\u011b nebo v\u00edce brzd nejsou synchronizov\u00e1ny, zkontrolujte, zda brzdy funguj\u00ed spr\u00e1vn\u011b. Pomoc\u00ed sp\u00e1rom\u011bru zm\u011b\u0159te mezery mezi brzdami a ujist\u011bte se, \u017ee spl\u0148uj\u00ed po\u017eadovan\u00e9 specifikace; pokud ne, upravte odpov\u00eddaj\u00edc\u00edm zp\u016fsobem mezery.<\/li>\n\n\n\n<li>Pokud jsou brzdy nebo n\u00e1razn\u00edkov\u00e9 desti\u010dky po\u0161kozen\u00e9, m\u011bly by b\u00fdt vym\u011bn\u011bny a m\u011bly by b\u00fdt prov\u00e1d\u011bny pravideln\u00e9 kontroly.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"4-crane-main-girder-solutions\">(4) \u0158e\u0161en\u00ed hlavn\u00edho nosn\u00edku je\u0159\u00e1bu<\/h4>\n\n\n\n<p>Hlavn\u00ed nosn\u00edky je\u0159\u00e1bu se obvykle nedeformuj\u00ed snadno. Pokud dojde k deformaci, je nutn\u00e9 ov\u011b\u0159it, zda je n\u00e1vrh vhodn\u00fd, zda v\u00fdroba odpov\u00edd\u00e1 konstruk\u010dn\u00edm po\u017eadavk\u016fm, zda v\u00fdrobn\u00ed proces odpov\u00edd\u00e1 konstruk\u010dn\u00edm norm\u00e1m a zda je instalace je\u0159\u00e1bu v souladu s normou. Pro probl\u00e9my, jako je nadm\u011brn\u00e9 horizont\u00e1ln\u00ed oh\u00fdb\u00e1n\u00ed hlavn\u00edho nosn\u00edku nebo v\u00fdrazn\u00e9 zm\u011bny v odklonu, se obecn\u011b pou\u017e\u00edvaj\u00ed metody opravy, jako je zes\u00edlen\u00ed svar\u016f nebo pou\u017eit\u00ed plamene. Opravy obvykle vy\u017eaduj\u00ed zapojen\u00ed v\u00fdrobce nebo odborn\u00fdch t\u00fdm\u016f. Kontrolu hlavn\u00edho nosn\u00edku lze prov\u00e9st podle GB\/T 14405-2011.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-crane-rail-solutions\">2. \u0158e\u0161en\u00ed je\u0159\u00e1bov\u00fdch kolejnic<\/h3>\n\n\n\n<p>Manipulace s je\u0159\u00e1bov\u00fdmi kolejnicemi by se m\u011bla zam\u011b\u0159it na pravidelnou \u00fadr\u017ebu a \u00fadr\u017ebu, aby se probl\u00e9my vy\u0159e\u0161ily v ran\u00e9 f\u00e1zi a zabr\u00e1nilo se po\u0161kozen\u00ed za\u0159\u00edzen\u00ed.<\/p>\n\n\n\n<ul>\n<li>V p\u0159\u00edpad\u011b probl\u00e9m\u016f s nedostate\u010dn\u011b uta\u017een\u00fdmi nebo uvoln\u011bn\u00fdmi up\u00ednac\u00edmi maticemi kolejnice by m\u011bla b\u00fdt pou\u017eita kombinace pravideln\u00fdch kontrol a pl\u00e1novan\u00e9 \u00fadr\u017eby, aby bylo zaji\u0161t\u011bno spr\u00e1vn\u00e9 uta\u017een\u00ed matic.<\/li>\n\n\n\n<li>V p\u0159\u00edpad\u011b nadm\u011brn\u00fdch mezer mezi kolejnic\u00ed a nosn\u00edkem dr\u00e1hy nebo pokud je d\u00e9lka mezery p\u0159\u00edli\u0161 dlouh\u00e1, upravte ocelov\u00fd nosn\u00edk dr\u00e1hy tak, aby se spodn\u00ed \u010d\u00e1st kolejnice p\u0159ibl\u00ed\u017eila k horn\u00ed \u010d\u00e1sti nosn\u00edku. Pokud mezera p\u0159esahuje 200 mm, pou\u017eijte podlo\u017eky s d\u00e9lkou alespo\u0148 100 mm a \u0161\u00ed\u0159kou o 10-20 mm \u0161ir\u0161\u00ed ne\u017e z\u00e1kladna kolejnice. Na jednu sadu by nem\u011bly b\u00fdt pou\u017eity v\u00edce ne\u017e t\u0159i podlo\u017eky a m\u011bly by b\u00fdt bezpe\u010dn\u011b p\u0159iva\u0159eny k ocelov\u00e9mu nosn\u00edku. Pro betonov\u00e9 nosn\u00edky pou\u017eijte podobnou metodu jako u ocelov\u00fdch nosn\u00edk\u016f. Elastick\u00e9 podlo\u017eky se nedoporu\u010duj\u00ed kv\u016fli \u010dast\u00e9mu opot\u0159eben\u00ed v pr\u016fb\u011bhu \u010dasu.<\/li>\n\n\n\n<li>V p\u0159\u00edpad\u011b nadm\u011brn\u00e9ho vertik\u00e1ln\u00edho nebo horizont\u00e1ln\u00edho vych\u00fdlen\u00ed spoj\u016f spojovac\u00edch plech\u016f zkontrolujte opot\u0159eben\u00ed spojovac\u00edch plech\u016f. Pokud zjist\u00edte nadm\u011brn\u00e9 opot\u0159eben\u00ed, vym\u011b\u0148te p\u0159\u00edruby. Pot\u00e9 se\u0159i\u010fte spoje kolejnic a kolejnice tak, aby vertik\u00e1ln\u00ed a horizont\u00e1ln\u00ed nesouosost nep\u0159es\u00e1hla 1 mm a mezera ve spoj\u00edch kolejnice nep\u0159es\u00e1hla 2 mm. V oblastech s teplotn\u00edmi rozd\u00edly 20\u00b0C a v\u00edce nebo p\u0159i zimn\u00edch instalac\u00edch uva\u017eujte se sp\u00e1rou 4-6 mm. K m\u011b\u0159en\u00ed pou\u017eijte ocelov\u00e9 prav\u00edtko a sp\u00e1rom\u011br.<\/li>\n\n\n\n<li>Pro nedostate\u010dnou hladkost svarov\u00fdch spoj\u016f kolejnic pou\u017eijte brusn\u00fd kotou\u010d k vyhlazen\u00ed horn\u00ed a bo\u010dn\u00ed strany spoje, aby byly spln\u011bny po\u017eadovan\u00e9 normy spoj\u016f kolejnic. V p\u0159\u00edpad\u011b probl\u00e9m\u016f, kdy sva\u0159ovan\u00e9 spoje kolejnic praskaj\u00ed nebo se uvol\u0148uj\u00ed, by m\u011bl opravu prov\u00e9st specializovan\u00fd sv\u00e1\u0159e\u010dsk\u00fd person\u00e1l se specifick\u00fdmi materi\u00e1ly a procesy. Vzhledem ke slo\u017eitosti syst\u00e9m\u016f je\u0159\u00e1bov\u00fdch kolejnic st\u00e1le existuje riziko prasknut\u00ed nebo uvoln\u011bn\u00ed po sva\u0159ov\u00e1n\u00ed. Proto se u spoj\u016f kolejnic mostov\u00e9ho je\u0159\u00e1bu doporu\u010duj\u00ed spoje ryb\u00edmi plechy p\u0159es sva\u0159ov\u00e1n\u00ed.<\/li>\n\n\n\n<li>V p\u0159\u00edpad\u011b abnorm\u00e1ln\u00edho hluku zp\u016fsoben\u00e9ho chyb\u011bj\u00edc\u00edmi svorkami kolejnice zkontrolujte chyb\u011bj\u00edc\u00ed sou\u010d\u00e1sti a zajist\u011bte je, abyste zajistili norm\u00e1ln\u00ed provoz je\u0159\u00e1bu.<\/li>\n\n\n\n<li>V p\u0159\u00edpad\u011b nadm\u011brn\u00e9 horizont\u00e1ln\u00ed nebo vertik\u00e1ln\u00ed odchylky zak\u0159iven\u00ed pod\u00e9l d\u00e9lky kolejnice nastavte kolejnici tak, aby horizont\u00e1ln\u00ed odchylka na d\u00e9lce 2 metry nep\u0159es\u00e1hla 1 mm a vertik\u00e1ln\u00ed odchylka nep\u0159es\u00e1hla 2 mm. M\u011b\u0159en\u00ed lze prov\u00e9st metodou ocelov\u00e9ho dr\u00e1tu.<\/li>\n\n\n\n<li>U odchylek rozp\u011bt\u00ed je\u0159\u00e1bov\u00fdch kolejnic, kter\u00e9 p\u0159ekra\u010duj\u00ed povolenou toleranci, upravte kolejnice tak, aby maxim\u00e1ln\u00ed povolen\u00e1 odchylka rozp\u011bt\u00ed \u0394S byla n\u00e1sleduj\u00edc\u00ed:\n<ul>\n<li>Kdy\u017e S\u226416 m, \u25b3S =\u00b15 mm<\/li>\n\n\n\n<li>Kdy\u017e S\uff1e16 m, \u25b3S =\u00b1[5+0,25(S-16)]mm<\/li>\n\n\n\n<li>\u0394S: odchylka rozp\u011bt\u00ed je\u0159\u00e1bov\u00e9 kolejnice<\/li>\n\n\n\n<li>S: rozp\u011bt\u00ed je\u0159\u00e1bov\u00e9 koleje<\/li>\n\n\n\n<li>Maxim\u00e1ln\u00ed odchylka nesm\u00ed p\u0159ekro\u010dit \u00b115 mm. Pro konkr\u00e9tn\u00ed implementaci viz GB\/T 10183.1-2018, Rozp\u011bt\u00ed je\u0159\u00e1bov\u00e9 kolejnice lze m\u011b\u0159it pomoc\u00ed ocelov\u00e9 p\u00e1sky a pru\u017einov\u00e9 stupnice.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>V p\u0159\u00edpad\u011b nadm\u011brn\u00fdch v\u00fd\u0161kov\u00fdch rozd\u00edl\u016f mezi vrcholy dvou paraleln\u00edch je\u0159\u00e1bov\u00fdch kolejnic upravte nosn\u00edk a kolejnici tak, aby v\u00fd\u0161kov\u00fd rozd\u00edl nep\u0159es\u00e1hl 10 mm. K proveden\u00ed v\u00edce m\u011b\u0159en\u00ed pou\u017eijte \u00farove\u0148.<\/li>\n\n\n\n<li>U paraleln\u00edch spoj\u016f kolejnic, kter\u00e9 nejsou pod\u00e9ln\u011b p\u0159esazeny nebo maj\u00ed nespr\u00e1vnou vzd\u00e1lenost p\u0159esazen\u00ed, nastavte kolejnice tak, aby vzd\u00e1lenost nebyla men\u0161\u00ed ne\u017e 600 mm a neodpov\u00eddala rozvoru p\u0159edn\u00edch a zadn\u00edch kol je\u0159\u00e1bu.<\/li>\n\n\n\n<li>Pokud opot\u0159eben\u00ed na stran\u00e1ch kolejnice p\u0159ekro\u010d\u00ed 15% p\u016fvodn\u00ed \u0161\u00ed\u0159ky kolejnice, kolejnice mus\u00ed b\u00fdt vym\u011bn\u011bny.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-runway-girder-solutions\">3. \u0158e\u0161en\u00ed nosn\u00edk\u016f dr\u00e1hy<\/h3>\n\n\n\n<p>Kvalita nosn\u00edku dr\u00e1hy je z\u00e1kladem pro zaji\u0161t\u011bn\u00ed kvality mont\u00e1\u017ee kolejnic. P\u0159ed mont\u00e1\u017e\u00ed kolejnic je nezbytn\u00e9 zajistit, aby mont\u00e1\u017en\u00ed odchylka nosn\u00edku dr\u00e1hy odpov\u00eddala po\u017eadovan\u00fdm norm\u00e1m. P\u0159ed instalac\u00ed kolejnice mus\u00ed b\u00fdt provedena podrobn\u00e1 kontrola nosn\u00edku RWY a b\u011bhem prohl\u00eddky by m\u011bla b\u00fdt ozna\u010dena z\u00e1kladn\u00ed linie nosn\u00edku RWY. To lze m\u011b\u0159it pomoc\u00ed teodolitu, zat\u00edmco hladinu lze m\u011b\u0159it nivela\u010dn\u00edm p\u0159\u00edstrojem.<\/p>\n\n\n\n<p>P\u0159ej\u00edmka ocelov\u00fdch dr\u00e1hov\u00fdch nosn\u00edk\u016f se mus\u00ed \u0159\u00eddit GB 50205-2017, p\u0159ej\u00edmka \u017eelezobetonov\u00fdch dr\u00e1hov\u00fdch nosn\u00edk\u016f se mus\u00ed \u0159\u00eddit GB 50204-2015. V sou\u010dasn\u00e9 dob\u011b neexistuje \u017e\u00e1dn\u00e1 specifick\u00e1 norma pro hybridn\u00ed ocelobetonov\u00e9 nosn\u00edky dr\u00e1hy.<\/p>\n\n\n\n<ul>\n<li>U probl\u00e9m\u016f, jako je nadm\u011brn\u00fd pr\u016fhyb sm\u011brem dol\u016f nebo bo\u010dn\u00ed ohyb ocelov\u00e9ho nosn\u00edku RWY, je nutn\u00e9 ov\u011b\u0159it, zda n\u00e1vrh spl\u0148uje po\u017eadovan\u00e9 normy a zda je instalace kvalifikovan\u00e1. P\u0159i oprav\u00e1ch mohou b\u00fdt pro korekci nosn\u00edku pou\u017eity metody oh\u0159evu.<\/li>\n\n\n\n<li>U uvoln\u011bn\u00fdch spoj\u016f nebo uvoln\u011bn\u00fdch a chyb\u011bj\u00edc\u00edch \u0161roub\u016f v nosn\u00edku dr\u00e1hy by m\u011bly b\u00fdt provedeny opravy svar\u016f a dota\u017een\u00ed \u0161roub\u016f. Pokud jsou mezi sousedn\u00edmi nosn\u00edky nadm\u011brn\u00e9 v\u00fd\u0161kov\u00e9 rozd\u00edly, upravte v\u00fd\u0161ku sousedn\u00edch nosn\u00edk\u016f dr\u00e1hy, abyste sn\u00ed\u017eili v\u00fd\u0161kovou odchylku.<\/li>\n\n\n\n<li>Pokud je po\u0161kozena vrstva betonov\u00e9 z\u00e1livky nebo vyrovn\u00e1vac\u00ed vrstva mezi nosn\u00edkem betonov\u00e9ho je\u0159\u00e1bu a kolejnic\u00ed, zkontrolujte tlou\u0161\u0165ku sekund\u00e1rn\u00ed lit\u00e9 vrstvy. Pokud je tlou\u0161\u0165ka nedostate\u010dn\u00e1, doporu\u010duje se pou\u017e\u00edt jin\u00e9 metody. Pokud je tlou\u0161\u0165ka p\u0159im\u011b\u0159en\u00e1, m\u011bly by b\u00fdt nastaveny nov\u00e9 formy pro lit\u00ed cementu a po spr\u00e1vn\u00e9m vytvrzen\u00ed cementu m\u016f\u017ee je\u0159\u00e1b pokra\u010dovat v provozu.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-foundation-settlement-solutions\">4. \u0158e\u0161en\u00ed urovn\u00e1n\u00ed z\u00e1klad\u016f<\/h3>\n\n\n\n<p>Usazov\u00e1n\u00ed z\u00e1klad\u016f v ran\u00e9 f\u00e1zi je pom\u011brn\u011b \u010dast\u00fdm jevem. Jak technologie zakl\u00e1d\u00e1n\u00ed st\u00e1le postupuje, probl\u00e9my s usazov\u00e1n\u00edm ve velk\u00e9m m\u011b\u0159\u00edtku jsou m\u00e9n\u011b \u010dast\u00e9, i kdy\u017e k lokalizovan\u00e9mu os\u00eddlen\u00ed st\u00e1le ob\u010das doch\u00e1z\u00ed. Lokalizovan\u00e9 os\u00eddlen\u00ed m\u00e1 tendenci se vyskytovat v mal\u00e9m m\u011b\u0159\u00edtku, ale st\u00e1le vy\u017eaduje prevenci a l\u00e9\u010dbu.<\/p>\n\n\n\n<p>(1) Prevence: Vypo\u0159\u00e1d\u00e1n\u00ed lze monitorovat nastaven\u00edm bod\u016f sledov\u00e1n\u00ed vypo\u0159\u00e1d\u00e1n\u00ed. K m\u011b\u0159en\u00ed v\u00fd\u0161e sed\u00e1n\u00ed se obvykle pou\u017e\u00edvaj\u00ed metody p\u0159esn\u00e9 nivelace.<\/p>\n\n\n\n<p>(2) O\u0161et\u0159en\u00ed: U lokalizovan\u00e9ho sed\u00e1n\u00ed nosn\u00edku RWY zp\u016fsoben\u00e9ho sed\u00e1n\u00edm z\u00e1klad\u016f by m\u011bly b\u00fdt provedeny odborn\u00e9 opravy, aby se eliminovalo potopen\u00ed a n\u00e1sledn\u011b se vy\u0159e\u0161ily probl\u00e9my s abnorm\u00e1ln\u00edm hlukem b\u011bhem provozu je\u0159\u00e1bu. Pokud je lokalizovan\u00e9 sed\u00e1n\u00ed mal\u00e9, mohou b\u00fdt mezi nosn\u00edkem dr\u00e1hy a kolejnicemi pou\u017eity podlo\u017eky, ale podlo\u017eky mus\u00ed b\u00fdt bezpe\u010dn\u011b upevn\u011bny, aby se zabr\u00e1nilo jejich odd\u011blen\u00ed b\u011bhem provozu je\u0159\u00e1bu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"5-electrical-fault-solutions\">5. \u0158e\u0161en\u00ed elektrick\u00fdch poruch<\/h3>\n\n\n\n<p>V p\u0159\u00edpad\u011b abnorm\u00e1ln\u00edho hluku mostov\u00e9ho je\u0159\u00e1bu zp\u016fsoben\u00e9ho uvoln\u011bn\u00fdmi nebo vadn\u00fdmi spoji v kabel\u00e1\u017ei motoru je\u0159\u00e1bu nebo brzdy by m\u011bly b\u00fdt p\u0159ipojovac\u00ed svorky okam\u017eit\u011b uta\u017eeny a m\u011bly by b\u00fdt napl\u00e1nov\u00e1ny pravideln\u00e9 kontroly. Pokud jsou brzdov\u00e9 desti\u010dky po\u0161kozen\u00e9, m\u011bly by b\u00fdt vym\u011bn\u011bny. Pokud jsou brzdov\u00e9 desti\u010dky opot\u0159eben\u00e9, nejprve zkontrolujte kabel\u00e1\u017e, abyste se ujistili, \u017ee funguje spr\u00e1vn\u011b, a pot\u00e9 zkontrolujte brzdov\u00e9 desti\u010dky. Pokud dojde k ob\u010dasn\u00e9 poru\u0161e, vym\u011b\u0148te brzdov\u00e9 desti\u010dky, a pokud je k dispozici dostatek n\u00e1hradn\u00edch d\u00edl\u016f, pokra\u010dujte ve v\u00fdm\u011bn\u011b, abyste p\u0159ede\u0161li budouc\u00edm probl\u00e9m\u016fm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p>\u0158e\u0161en\u00ed abnorm\u00e1ln\u00edho hluku mostov\u00e9ho je\u0159\u00e1bu je z\u00e1sadn\u00ed pro zaji\u0161t\u011bn\u00ed hladk\u00e9ho provozu je\u0159\u00e1bu a p\u0159edch\u00e1zen\u00ed dal\u0161\u00edm mechanick\u00fdm probl\u00e9m\u016fm. Pochopen\u00edm b\u011b\u017en\u00fdch p\u0159\u00ed\u010din a implementac\u00ed vhodn\u00fdch \u0159e\u0161en\u00ed mohou oper\u00e1to\u0159i v\u00fdrazn\u011b sn\u00ed\u017eit prostoje a n\u00e1kladn\u00e9 opravy.<\/p>\n\n\n\n<p>Odkaz: <a href=\"https:\/\/kns.cnki.net\/kcms2\/article\/abstract?v=SY7jeTtuViJwsgF4VBafKQNIuxEg5xnoe-I_SZkXPyqPzOhn1Ij1qXL86_-VJCvb_O_qSsEJPoK7sBNycVHgcZvNr4A9csFbP3OSq7hiwnLmpIqKFZpEofPjT_1cPiSKJ7qSVLb-8xN1Xo15aynq2-mEYh6Q6f47Bls33oS1566KuYoq5Q0A5YTL3JbRcSr6&amp;uniplatform=NZKPT&amp;language=CHS\" target=\"_blank\" rel=\"noopener\">Anal\u00fdza a \u0159e\u0161en\u00ed pro abnorm\u00e1ln\u00ed hluk p\u0159i provozech mostov\u00fdch je\u0159\u00e1b\u016f<\/a><\/p>","protected":false},"excerpt":{"rendered":"Abnorm\u00e1ln\u00ed hluk mostov\u00fdch je\u0159\u00e1b\u016f je b\u011b\u017en\u00fdm probl\u00e9mem p\u0159i provozu mostov\u00fdch je\u0159\u00e1b\u016f. Tento \u010dl\u00e1nek analyzuje p\u0159\u00ed\u010diny abnorm\u00e1ln\u00edho hluku p\u0159i provozu mostov\u00fdch je\u0159\u00e1b\u016f a uv\u00e1d\u00ed p\u011bt potenci\u00e1ln\u00edch faktor\u016f: mechanismus pojezdu je\u0159\u00e1bu, je\u0159\u00e1bov\u00e9 kolejnice, nosn\u00edky je\u0159\u00e1bov\u00e9 dr\u00e1hy, sed\u00e1n\u00ed z\u00e1klad\u016f a elektrick\u00e9 syst\u00e9my. Nab\u00edz\u00ed tak\u00e9 n\u011bkter\u00e1 \u0159e\u0161en\u00ed uveden\u00fdch probl\u00e9m\u016f s hlukem s c\u00edlem [\u2026]","protected":false},"featured_media":9789,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[197],"posts_tag":[249,247,248],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/9765"}],"collection":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":12,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/9765\/revisions"}],"predecessor-version":[{"id":10212,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/9765\/revisions\/10212"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media\/9789"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=9765"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=9765"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=9765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}