{"id":40661,"date":"2024-01-02T15:14:02","date_gmt":"2024-01-02T13:14:02","guid":{"rendered":"https:\/\/obera.fr\/non-classifiee\/proces-odstranovania-prachu-a-riziko-vybuchu-alebo-poziaru\/"},"modified":"2025-04-15T10:21:25","modified_gmt":"2025-04-15T08:21:25","slug":"procede-depoussierage-risque-explosion-incendie","status":"publish","type":"post","link":"https:\/\/obera.fr\/sk\/nasa-rada\/procede-depoussierage-risque-explosion-incendie\/","title":{"rendered":"Proces odstra\u0148ovania prachu a riziko v\u00fdbuchu alebo po\u017eiaru"},"content":{"rendered":"\n<p><strong>Odlu\u010dova\u010de prachu<\/strong> sa pou\u017e\u00edvaj\u00fa na predch\u00e1dzanie rizik\u00e1m po\u017eiaru a v\u00fdbuchu v priemyseln\u00fdch procesoch, v ktor\u00fdch s\u00fa suspendovan\u00e9 ve\u013emi jemn\u00e9 \u010dastice. Tieto rizik\u00e1 sa v\u0161ak \u010dasto pren\u00e1\u0161aj\u00fa na syst\u00e9m ods\u00e1vania prachu, ktor\u00fd hor\u013eav\u00fd prach nas\u00e1va a filtruje. Prevent\u00edvne a <strong>ochrann\u00e9<\/strong> opatrenia sa preto musia uplat\u0148ova\u0165 aj <strong>na syst\u00e9m ods\u00e1vania prachu<\/strong>.  <\/p>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"444\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/16802-1024x444.jpg\" alt=\"V&#xFD;buch  \" class=\"wp-image-27454\" style=\"width:458px;height:auto\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/16802-1024x444.jpg 1024w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/16802-300x130.jpg 300w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/16802-768x333.jpg 768w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/16802-1536x666.jpg 1536w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/16802-2048x888.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Princ\u00edpy fungovania r\u00f4znych typov odpra\u0161ova\u010dov<\/h2>\n\n<p>Rozli\u0161uj\u00fa sa such\u00e9 odlu\u010dova\u010de prachu (cykl\u00f3ny, vreckov\u00e9 filtre, vreckov\u00e9 alebo kazetov\u00e9 filtre, elektrostatick\u00e9 odlu\u010dova\u010de) a mokr\u00e9 odlu\u010dova\u010de <strong>prachu<\/strong>.<\/p>\n\n<p><strong>Cykl\u00f3ny vyu\u017e\u00edvaj\u00fa odstrediv\u00fa silu na<\/strong> oddelenie prachu od vzduchu, ktor\u00fd ho pren\u00e1\u0161a. Zhora nadol maj\u00fa tvar valca a potom zrezan\u00e9ho ku\u017ee\u013ea. V hornej \u010dasti horn\u00e9ho valca je vstup zapr\u00e1\u0161en\u00e9ho vzduchu, ktor\u00fd je tangenci\u00e1lny k obvodu cykl\u00f3nu. Prich\u00e1dzaj\u00faci zapr\u00e1\u0161en\u00fd vzduch sa pri zostupe ot\u00e1\u010da okolo stien a gravit\u00e1ciou sa odde\u013euje od hrub\u0161\u00edch \u010dast\u00edc. Potom stredom cykl\u00f3nu vzduch st\u00fapa nahor, kde sa nach\u00e1dza v\u00fdstup. Hrub\u00fd prach sa hromad\u00ed na dne ku\u017ee\u013ea a <strong>vyp\u00fa\u0161\u0165a sa cez ods\u00e1vacie zariadenie<\/strong> (dvojit\u00e1 klapka, stavidlo alebo rota\u010dn\u00fd ventil). Na v\u00fdstupe vzduch st\u00e1le obsahuje najjemnej\u0161\u00ed prach, ktor\u00fd dok\u00e1\u017ee odstr\u00e1ni\u0165 iba vreckov\u00fd alebo kazetov\u00fd zbera\u010d prachu.      <\/p>\n\n<p>Vreckov\u00fd, kazetov\u00fd alebo vreckov\u00fd filter funguje na rovnakom princ\u00edpe ako dom\u00e1ci vys\u00e1va\u010d. Ka\u017ed\u00e9 filtra\u010dn\u00e9 vrecko, vrecko alebo kazeta zastav\u00ed prach na svojom povrchu a prepust\u00ed bezpra\u0161n\u00fd vzduch. Vys\u00e1va\u010d prachu sa sklad\u00e1 z dvoch \u010dast\u00ed: Jedna \u010das\u0165 prij\u00edma pra\u0161n\u00fd vzduch zo zariadenia na zachyt\u00e1vanie prachu; filtra\u010dn\u00e9 puzdr\u00e1 zadr\u017eiavaj\u00fa prach a z\u00e1rove\u0148 prep\u00fa\u0161\u0165aj\u00fa vzduch. Z\u00e1sobn\u00edk v spodnej \u010dasti prachovej \u010dasti zhroma\u017e\u010fuje prach nahromaden\u00fd v ruk\u00e1voch, ktor\u00fd sa uvo\u013e\u0148uje <strong>v\u017edy, ke\u010f sa filter odblokuje<\/strong> (pretrepe alebo vyf\u00fakne stla\u010den\u00fdm vzduchom). Z\u00e1sobn\u00edk sa vypr\u00e1zd\u0148uje do uzavretej n\u00e1doby alebo prostredn\u00edctvom oto\u010dn\u00e9ho ventilu. V druhej \u010dasti vystupuje odpr\u00e1\u0161en\u00fd vzduch z filtra a n\u00e1sledne je veden\u00fd do potrubia, do ktor\u00e9ho ventil\u00e1tor nas\u00e1va pr\u00fad vzduchu a vyh\u00e1\u0148a ho alebo ho znovu priv\u00e1dza do miestnosti.     <\/p>\n\n<p><strong> Elektrostatick\u00fd odlu\u010dova\u010d<\/strong> (alebo elektrofilter) funguje na z\u00e1klade vz\u00e1jomnej pr\u00ed\u0165a\u017elivosti dvoch prvkov s opa\u010dn\u00fdm elektrick\u00fdm n\u00e1bojom. <a href=\"https:\/\/obera.fr\/sk\/produits\/depoussiereurs-industriels\/\">Priemyseln\u00fd odlu\u010dova\u010d prachu<\/a> z\u00e1porne nab\u00edja prach suspendovan\u00fd v pr\u00fade vzduchu. Deje sa to tak, \u017ee prech\u00e1dza cez sie\u0165 vodi\u010dov s ve\u013emi vysok\u00fdm nap\u00e4t\u00edm (an\u00f3da). Prach sa potom odde\u013euje od pr\u00fadu vzduchu t\u00fdm, \u017ee je pri\u0165ahovan\u00fd ku kladne nabit\u00fdm sten\u00e1m (kat\u00f3da), ku ktor\u00fdm sa prichyt\u00ed. Nahromaden\u00fd prach sa potom z kat\u00f3d odstr\u00e1ni <strong>kladivom alebo \u010disten\u00edm vodou<\/strong>. Prach sa zhroma\u017e\u010fuje v z\u00e1sobn\u00edku.     <\/p>\n\n<p>Mokr\u00fd odlu\u010dova\u010d prachu prep\u00fa\u0161\u0165a pr\u00fad vzduchu s prachom cez st\u013apec vody (bublinkovanie) alebo cez z\u00e1ves z pr\u00fadiacej vody, alebo cez hmlu z protipr\u00fadov\u00e9ho vodn\u00e9ho rozpra\u0161ova\u010da. Prach pri\u013ene k molekul\u00e1m vody a oddel\u00ed sa od vzduchu. <\/p>\n\n<p><\/p>\n\n<h2 class=\"wp-block-heading\">Riziko po\u017eiaru alebo v\u00fdbuchu v zariaden\u00ed na ods\u00e1vanie prachu<\/h2>\n\n<h3 class=\"wp-block-heading\">Riziko vzniku ATEX<\/h3>\n\n<p>Aby <strong>sa v cykl\u00f3ne vytvoril ATEX<\/strong>, mus\u00ed hladina prachu v pr\u00fade vzduchu dosiahnu\u0165 v\u00fdbu\u0161n\u00fa hodnotu a percento jemn\u00fdch \u010dast\u00edc mus\u00ed by\u0165 dostato\u010dn\u00e9. Hrub\u00e9 \u010dastice maj\u00fa chladiaci \u00fa\u010dinok na plame\u0148 a pri ich ve\u013ekom mno\u017estve zabra\u0148uj\u00fa jeho \u0161\u00edreniu. <\/p>\n\n<p>Pr\u00fad vzduchu s prachom, ktor\u00fd prech\u00e1dza potrub\u00edm, vstupuje do zbera\u010da vzduchu s prachom a\u017e do telesa vrecovej komory a m\u00f4\u017ee predstavova\u0165 ATEX, ak je koncentr\u00e1cia prachu v pr\u00fade vzduchu v <strong>rozsahu v\u00fdbu\u0161nosti<\/strong>. V takom pr\u00edpade ATEX vst\u00fapi do zbera\u010da prachu.   <\/p>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-1-1024x576.png\" alt=\"Logo Atex\" class=\"wp-image-27514\" style=\"width:432px;height:auto\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-1-1024x576.png 1024w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-1-300x169.png 300w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-1-768x432.png 768w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-1-1536x864.png 1536w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-1-2048x1152.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<p>Vytvorenie ATEX m\u00f4\u017ee by\u0165 do\u010dasn\u00e9. V z\u00e1vislosti od procesu sa m\u00f4\u017ee \u00farove\u0148 prachu v pr\u00fadiacom vzduchu v potrub\u00ed \u010dasom meni\u0165. Miera emisi\u00ed hor\u013eav\u00fdch \u010dast\u00edc po\u010das prev\u00e1dzky spotrebi\u010da nemus\u00ed by\u0165 kon\u0161tantn\u00e1, najm\u00e4 po\u010das spustenia alebo zastavenia procesu, preru\u0161ovanej prev\u00e1dzky, prev\u00e1dzkov\u00fdch f\u00e1z at\u010f. <strong>Pneumatick\u00e9 \u010distenie vreciek alebo kaziet<\/strong> vo v\u0161eobecnosti sp\u00f4sobuje ATEX, preto\u017ee pri \u010disten\u00ed sa najjemnej\u0161ie \u010dastice dost\u00e1vaj\u00fa sp\u00e4\u0165 do nadpriemeru, a navy\u0161e potenci\u00e1lne aj pri zastaven\u00ed zariadenia (\u010distenie na konci cyklu).<\/p>\n\n<p>Ak sa na filtrovanie vzduchu obsahuj\u00faceho kovov\u00e9 \u010dastice (najm\u00e4 hlin\u00edk) pou\u017e\u00edva mokr\u00fd odlu\u010dova\u010d prachu, existuje riziko chemickej reakcie medzi vodou a kovom, pri ktorej vznik\u00e1 vod\u00edk. Povaha kovu ovplyv\u0148uje kinetiku reakcie a po\u010das be\u017enej prev\u00e1dzky lapa\u010da prachu je miera emisie vod\u00edka nedostato\u010dn\u00e1. Ke\u010f je zbera\u010d prachu vypnut\u00fd, vod\u00edk sa m\u00f4\u017ee hromadi\u0165 v kryte, \u010d\u00edm vznik\u00e1 riziko ATEX. Na druhej strane, <strong>mokr\u00e9 odpr\u00e1\u0161enie<\/strong> je vo v\u0161eobecnosti najbezpe\u010dnej\u0161\u00edm typom odpr\u00e1\u0161enia z h\u013eadiska ATEX, preto\u017ee zdroje vznietenia s\u00fa vo v\u0161eobecnosti uhasen\u00e9 p\u00f4soben\u00edm vody.   <\/p>\n\n<h3 class=\"wp-block-heading\">Riziko vznietenia a v\u00fdbuchu ATEX<\/h3>\n\n<p>Pr\u00fadenie vzduchu s prachom cez potrubie podlieha elektrostatick\u00e9mu nab\u00edjaniu prachu, ktor\u00fd sa tren\u00edm o stenu nabije. Tento jav sa m\u00f4\u017ee vyskytova\u0165 aj v prachom zne\u010distenej \u010dasti zbera\u010dov prachu. Elektrostatick\u00fd v\u00fdboj m\u00f4\u017ee vznikn\u00fa\u0165 v potrub\u00ed alebo v zbera\u010di prachu. Uvo\u013enen\u00e1 energia sa odhaduje na menej ako 10 mJ. Ak uvo\u013enen\u00e1 energia prekro\u010d\u00ed minim\u00e1lnu energiu vznietenia suspendovan\u00e9ho prachu,<strong> elektrostatick\u00fd v\u00fdboj bude zdrojom vznietenia<\/strong>, \u010do bude ma\u0165 za n\u00e1sledok v\u00fdbuch pod\u013ea smernice ATEX v potrub\u00ed alebo v prachom za\u0165a\u017eenej \u010dasti vrecov\u00e9ho zbera\u010da.    <\/p>\n\n<p>Elektrostatick\u00fd odlu\u010dova\u010d pracuje na z\u00e1klade rozdielu potenci\u00e1lov medzi an\u00f3dou a kat\u00f3dou. V d\u00f4sledku intenzity tohto rozdielu sa mus\u00ed upravi\u0165 vzdialenos\u0165 medzi elektr\u00f3dami, aby sa zabr\u00e1nilo vzniku elektrick\u00e9ho obl\u00faka (poruchy), ktor\u00fd je zdrojom vznietenia ATEX. <\/p>\n\n<p>Proces m\u00f4\u017ee emitova\u0165 prach aj \u017eiariace \u010dastice (mletie, fr\u00e9zovanie at\u010f.). Tie m\u00f4\u017eu by\u0165 zdrojom vznietenia pre ATEX pr\u00edtomn\u00e9 v pra\u0161nej \u010dasti alebo vo <strong>filtra\u010dn\u00fdch vreciach zbera\u010da prachu<\/strong>. V tomto pr\u00edpade sa vo v\u0161eobecnosti uprednost\u0148uje mokr\u00e9 odpra\u0161ovanie alebo such\u00e9 odpra\u0161ovanie s predbe\u017en\u00fdm odlu\u010dovan\u00edm iskier a zariaden\u00edm na detekciu a zh\u00e1\u0161anie iskier.  <\/p>\n\n<h3 class=\"wp-block-heading\">Nebezpe\u010denstvo po\u017eiaru<\/h3>\n\n<p>Sk\u00fasenosti s nehodami ukazuj\u00fa, \u017ee po<strong>v\u00fdbuchu vo vrecovej komore<\/strong> \u010dasto nasleduje po\u017eiar prachu usaden\u00e9ho na dne n\u00e1sypky a vo filtri a n\u00e1sledne v samotnom filtri.  <\/p>\n\n<p>Filtrovanie pra\u0161n\u00e9ho vzduchu nesp\u00f4sobuje zahrievanie prachu. Vo filtra\u010dn\u00fdch prachovk\u00e1ch preto nehroz\u00ed nebezpe\u010denstvo po\u017eiaru v d\u00f4sledku samovznietenia, okrem \u0161peci\u00e1lnych pr\u00edpadov, ke\u010f <strong>zachyten\u00e9 l\u00e1tky pri teplote okolia <\/strong>maj\u00fa kritick\u00fd objem samovznietenia. Ke\u010f objem na dne filtra prekro\u010d\u00ed t\u00fato hodnotu, riziko po\u017eiaru sa st\u00e1va zrejm\u00fdm.  <\/p>\n\n<h2 class=\"wp-block-heading\">Opatrenia na predch\u00e1dzanie rizik\u00e1m a ochranu ATEX pre zbera\u010de prachu.<\/h2>\n\n<h3 class=\"wp-block-heading\">Prevent\u00edvne opatrenia pod\u013ea typu zbera\u010da prachu<\/h3>\n\n<p>Opatrenie na prevenciu<a href=\"https:\/\/obera.fr\/sk\/nasa-rada\/procedes-industriels-prevention-risques-explosion-depoussiereurs-industriels\/\"> po\u017eiaru a v\u00fdbuchu<\/a> pre vreckov\u00e9 zbera\u010de prachu spo\u010d\u00edva v potla\u010den\u00ed elektrostatick\u00fdch v\u00fdbojov pou\u017eit\u00edm antistatick\u00fdch vreciek. \u0160t\u00fadie neh\u00f4d v\u0161ak ukazuj\u00fa, \u017ee zabudnutie na uzemnenie tohto typu filtra by mohlo vies\u0165 k <strong>elektrostatick\u00fdm v\u00fdbojom presahuj\u00facim minim\u00e1lnu z\u00e1paln\u00fa energiu<\/strong> be\u017en\u00fdch prachov. T\u00e1to porucha by bola nebezpe\u010dnej\u0161ia ako pri filtroch s neantistatick\u00fdmi ruk\u00e1vmi.  <\/p>\n\n<p>V pr\u00edpade vrecov\u00e9ho skladu s\u00fa s\u00fa\u010das\u0165ou prevencie ATEX pravideln\u00e9 kontroly, \u010di nie s\u00fa vrecia opotrebovan\u00e9, odpojen\u00e9 alebo prepichnut\u00e9. Na kontrolu<strong> tesnosti vriec<\/strong> mo\u017eno pou\u017ei\u0165 kontrolu vstupn\u00e9ho\/v\u00fdstupn\u00e9ho tlaku a mont\u00e1\u017e opacimetra v nepr\u00e1\u0161kovej z\u00f3ne. <\/p>\n\n<p>Aby sa predi\u0161lo riziku elektrostatick\u00e9ho vznietenia, musia by\u0165 kovov\u00e9 \u010dasti vrecovej komory vr\u00e1tane potrubia uzemnen\u00e9. To ist\u00e9 plat\u00ed aj pre cykl\u00f3n. Elektrick\u00e9 komponenty vo vn\u00fatri zbera\u010da prachu musia tie\u017e sp\u013a\u0148a\u0165 predpisy ATEX.    <\/p>\n\n<p>Jedn\u00fdm z prevent\u00edvnych opatren\u00ed proti \u017eerav\u00fdm \u010dasticiam je in\u0161tal\u00e1cia predbe\u017en\u00e9ho odlu\u010dova\u010da prachu pred hlavn\u00fdm zbera\u010dom prachu, a to bu\u010f vo forme cykl\u00f3nu, n\u00e1razov\u00e9ho odlu\u010dova\u010da alebo zariadenia na <strong>detekciu a zh\u00e1\u0161anie iskier<\/strong>.<\/p>\n\n<p>V pr\u00edpade elektrostatick\u00e9ho odlu\u010dova\u010da pravideln\u00e1 kontrola nastavenia rozdielu potenci\u00e1lov a vzdialenosti medzi elektr\u00f3dami zabr\u00e1ni riziku vzniku elektrick\u00e9ho obl\u00faka.<\/p>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-2-1024x576.png\" alt=\"dustomat hydro 2\" class=\"wp-image-27518\" style=\"width:441px;height:auto\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-2-1024x576.png 1024w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-2-300x169.png 300w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-2-768x432.png 768w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-2-1536x864.png 1536w, https:\/\/obera.fr\/wp-content\/uploads\/2024\/01\/dustomat-hydro-2-2048x1152.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<p><strong> Predch\u00e1dzanie v\u00fdbuchom ATEX <\/strong>v mokr\u00fdch hlasov\u00fdch zbera\u010doch prachu zah\u0155\u0148a: vetranie objemu pri zastaven\u00ed, aby sa zabr\u00e1nilo hromadeniu vod\u00edka, zis\u0165ovanie vod\u00edka vo vzduchu v zbera\u010di prachu. Tento typ zbera\u010da prachu by mal by\u0165 nain\u0161talovan\u00fd vonku, aby sa zriedila pr\u00edtomnos\u0165 vod\u00edka, alebo v miestnosti vybavenej ventil\u00e1ciou \u0161peci\u00e1lne navrhnutou pre riziko v\u00fdbuchu. Existuje riziko po\u017eiaru vykurovac\u00edch telies pou\u017e\u00edvan\u00fdch na zmrazenie mokr\u00e9ho zbera\u010da prachu. Ponorenie t\u00fdchto vykurovac\u00edch telies sa mus\u00ed kontrolova\u0165.   <\/p>\n\n<p><\/p>\n\n<h3 class=\"wp-block-heading\">Ochrann\u00e9 opatrenia<\/h3>\n\n<p>Ochrann\u00e9 opatrenia sa t\u00fdkaj\u00fa :  <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Vybavenie zbera\u010da prachu v\u00fdbu\u0161n\u00fdmi otvormi<\/strong>: \u010das\u0165 steny zbera\u010da prachu, ktor\u00e1 sa otvor\u00ed hne\u010f, ako sa za\u010dne vytv\u00e1ra\u0165 pretlak vznikaj\u00faci pri vn\u00fatornom v\u00fdbuchu ATEX, aby sa uvo\u013enili plyny a pretlak.<\/li>\n\n\n\n<li><strong>Pou\u017eitie tlmi\u010dov v\u00fdbuchu<\/strong>: zariadenie, ktor\u00e9 detekuje za\u010diatok v\u00fdbuchu vo vn\u00fatri zbera\u010da prachu, zabra\u0148uje v\u00fdbuchu dosiahnu\u0165 maxim\u00e1lny pretlak vstreknut\u00edm hasiaceho prostriedku a chr\u00e1ni steny zbera\u010da prachu pred roztrhnut\u00edm.  <\/li>\n\n\n\n<li><strong>Odpojenie zbera\u010da prachu<\/strong> od zvy\u0161ku in\u0161tal\u00e1cie, aby sa zabr\u00e1nilo roz\u0161\u00edreniu v\u00fdbuchu v zbera\u010di prachu na potrubie. To zah\u0155\u0148a in\u0161tal\u00e1ciu ventilu na potrub\u00ed sp\u00e1jaj\u00facom zbera\u010d prachu, ktor\u00fd sa automaticky uzavrie pod vplyvom tlakovej vlny (sp\u00e4tn\u00fd ventil ATEX alebo r\u00fdchlozatv\u00e1rac\u00ed ventil). <\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Odlu\u010dova\u010de prachu sa pou\u017e\u00edvaj\u00fa na predch\u00e1dzanie rizik\u00e1m po\u017eiaru a v\u00fdbuchu v priemyseln\u00fdch procesoch, v ktor\u00fdch s\u00fa suspendovan\u00e9 ve\u013emi jemn\u00e9 \u010dastice. Tieto rizik\u00e1 sa v\u0161ak \u010dasto pren\u00e1\u0161aj\u00fa na syst\u00e9m ods\u00e1vania prachu, ktor\u00fd hor\u013eav\u00fd prach nas\u00e1va a filtruje. Prevent\u00edvne a ochrann\u00e9 opatrenia sa preto musia uplat\u0148ova\u0165 aj na syst\u00e9m ods\u00e1vania prachu.  <\/p>\n","protected":false},"author":4,"featured_media":81611,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Proces odstra\u0148ovania prachu a riziko v\u00fdbuchu alebo po\u017eiaru","_seopress_titles_desc":"V\u010faka procesu odstra\u0148ovania prachu sa vyhnete riziku v\u00fdbuchu a po\u017eiaru. Dodr\u017eujte bezpe\u010dnostn\u00e9 normy a pracovn\u00e9 predpisy. 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