{"id":14761,"date":"2024-03-07T11:50:00","date_gmt":"2024-03-07T11:50:00","guid":{"rendered":"https:\/\/kurita-eu-gudza2cjbzfhcwbx.francecentral-01.azurewebsites.net\/?p=14761"},"modified":"2026-02-02T10:26:26","modified_gmt":"2026-02-02T10:26:26","slug":"kontrola-prasnosti-z-pohledu-vyvojaru","status":"publish","type":"post","link":"https:\/\/www.kurita.eu\/cs\/dust-control-a-developers-perspective\/","title":{"rendered":"Kontrola prachu: pohled v\u00fdvoj\u00e1\u0159e"},"content":{"rendered":"
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\n\t\t\t\t\t\t\tMichael Urschey\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t
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Mana\u017eer inovac\u00ed procesn\u00edch technologi\u00ed<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Co je to prach a pro\u010d je t\u0159eba jej kontrolovat?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Prach se skl\u00e1d\u00e1 z pevn\u00fdch \u010d\u00e1stic suspendovan\u00fdch ve vzduchu podobn\u00e9m plynu. S t\u00edmto jevem se setk\u00e1v\u00e1me denn\u011b, kdy\u017e jedeme po nezpevn\u011bn\u00e9 silnici za such\u00e9ho letn\u00edho dne nebo se proch\u00e1z\u00edme po pr\u016fmyslov\u00e9 \u010di d\u016fln\u00ed oblasti. Prach je charakterizov\u00e1n typem materi\u00e1lu (nap\u0159. p\u00edsek, rudy, uhl\u00ed, p\u016fda atd.) a distribuc\u00ed velikosti \u010d\u00e1stic, kter\u00e1 je obvykle \u0161irok\u00e1. Prach po\u0161kozuje lidsk\u00e9 zdrav\u00ed, zejm\u00e9na p\u0159i vdechov\u00e1n\u00ed, a je charakterizov\u00e1n na r\u016fzn\u00e9 velikostn\u00ed frakce, jako jsou PM1 (\u010d\u00e1stice se st\u0159edn\u00edm aerodynamick\u00fdm pr\u016fm\u011brem men\u0161\u00edm ne\u017e 1 \u00b5m), PM10 atd. PM10 jsou rovn\u011b\u017e respirabiln\u00ed frakce, kter\u00e9 mohou p\u0159i dlouhodob\u00e9 a opakovan\u00e9 expozici pronikat hluboko do plic a zp\u016fsobovat z\u00e1va\u017en\u00e1 onemocn\u011bn\u00ed, jako je silik\u00f3za. Proto je t\u0159eba kontrolovat expozici lid\u00ed prachu a podl\u00e9h\u00e1 celosv\u011btov\u011b st\u00e1le p\u0159\u00edsn\u011bj\u0161\u00edm p\u0159edpis\u016fm. Krom\u011b zdravotn\u00edch probl\u00e9m\u016f vytv\u00e1\u0159\u00ed prach bezpe\u010dnostn\u00ed rizika a zvy\u0161uje opot\u0159eben\u00ed mechanick\u00fdch za\u0159\u00edzen\u00ed. Proto\u017ee vzniku prachu nelze v mnoha p\u0159\u00edpadech zabr\u00e1nit, je pochopiteln\u00e9, \u017ee je t\u0159eba co nejv\u00edce omezit alespo\u0148 jeho \u0161\u00ed\u0159en\u00ed.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Jak\u00e1 odv\u011btv\u00ed jsou ovlivn\u011bna prachem?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Probl\u00e9my s prachem znaj\u00ed v\u0161echna odv\u011btv\u00ed, kter\u00e1 manipuluj\u00ed se such\u00fdmi, pevn\u00fdmi materi\u00e1ly ve velk\u00fdch mno\u017estv\u00edch. Jedn\u00e1 se o elektr\u00e1rny, ocel\u00e1\u0159sk\u00fd pr\u016fmysl, t\u011b\u017eebn\u00ed spole\u010dnosti, v\u00fdrobu stavebn\u00edch materi\u00e1l\u016f, jako jsou beton\u00e1rny atd. V tomto \u010dl\u00e1nku se zam\u011b\u0159\u00edme na jeden z na\u0161ich nejd\u016fle\u017eit\u011bj\u0161\u00edch prim\u00e1rn\u00edch pr\u016fmyslov\u00fdch odv\u011btv\u00ed: ocel\u00e1\u0159stv\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Pochopen\u00ed probl\u00e9mu - v\u00edtejte v GEMBA!<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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V\u011bt\u0161ina lid\u00ed zn\u00e1 diskusi o tzv. jemn\u00e9m prachu v mnoha velk\u00fdch m\u011bstech, kter\u00fd je zp\u016fsoben ot\u011brem pneumatik, erozn\u00edmi procesy a pr\u016fmyslov\u00fdmi emisemi. Tento jemn\u00fd prach se m\u011b\u0159\u00ed v \u00b5g\/m3<\/sup> (mikrogram\u016f na metr krychlov\u00fd) a podl\u00e9h\u00e1 zp\u0159\u00eds\u0148uj\u00edc\u00ed se regulaci. Oproti tomu koncentrace prachu v n\u011bkter\u00fdch budov\u00e1ch ocel\u00e1rny mohou b\u00fdt n\u011bkolikatis\u00edcov\u00e9 a n\u011bkdy p\u0159esahuj\u00ed 100 mg\/m3<\/sup> (miligramy na metr krychlov\u00fd). Chcete-li pochopit z\u00e1va\u017enost pracovn\u00edch podm\u00ednek v t\u011bchto oblastech, mus\u00edte \"j\u00edt do GEMBA\". GEMBA<\/b> je japonsk\u00fd v\u00fdraz pro \"skute\u010dn\u00e9 m\u00edsto\". V \u0161ir\u0161\u00edm slova smyslu je to m\u00edsto, kde se d\u011bj\u00ed d\u016fle\u017eit\u00e9 v\u011bci, p\u0159ij\u00edmaj\u00ed rozhodnut\u00ed nebo realizuj\u00ed pl\u00e1ny. P\u0159ed mnoha lety jsem za\u017eil sv\u016fj okam\u017eik GEMBA p\u0159i kontrole pra\u0161nosti, kdy\u017e jsem se proch\u00e1zel v bl\u00edzkosti sp\u00e9kac\u00edch dopravn\u00edk\u016f v ocel\u00e1rn\u011b. Na podlaze se hromadil prach v centimetrov\u00e9 tlou\u0161\u0165ce, viditelnost byla zna\u010dn\u011b omezen\u00e1 a pracovn\u00ed podm\u00ednky byly n\u00e1ro\u010dn\u00e9. Pomoc\u00ed ru\u010dn\u00edho p\u0159\u00edstroje jsem p\u0159i p\u0159\u00edprav\u011b na zkou\u0161ku nam\u011b\u0159il koncentrace prachu vysoko nad 30 mg\/m3<\/sup>. Navzdory povinn\u00e9mu ochrann\u00e9mu pracovn\u00edmu od\u011bvu a protiprachov\u00e9 masce FFP 3 trvalo n\u011bjakou dobu, ne\u017e se b\u011bhem zaslou\u017een\u00e9 ve\u010dern\u00ed sprchy poda\u0159ilo dostat v\u0161echen prach z u\u0161\u00ed, nosu a \u00fast. Jakmile jednou za\u017eijete takov\u00e9 pracovn\u00ed podm\u00ednky, je z\u0159ejm\u00e1 pot\u0159eba jednat a zlep\u0161ovat se.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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M\u011b\u0159en\u00ed prachu v ocel\u00e1rn\u011b pomoc\u00ed ru\u010dn\u00edho p\u0159\u00edstroje<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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V\u00fdvoj \u0159e\u0161en\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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K m\u00e9mu velk\u00e9mu uspokojen\u00ed jsem se stal jedn\u00edm z hlavn\u00edch autor\u016f na\u0161eho \u0159e\u0161en\u00ed, kter\u00e9 se skl\u00e1d\u00e1 z bifunk\u010dn\u00edho p\u011bnov\u00e9ho produktu a za\u0159\u00edzen\u00ed pro st\u0159\u00edk\u00e1n\u00ed p\u011bny, kter\u00e9 naz\u00fdv\u00e1me Ferrosolf<\/a> p\u011bnov\u00e9 za\u0159\u00edzen\u00ed (FFE). Obecn\u011b lze chemick\u00e9 protipra\u0161n\u00e9 post\u0159ikovac\u00ed syst\u00e9my zhruba rozli\u0161it na n\u00e1s a p\u011bnov\u00e9 syst\u00e9my. Mokr\u00e9 post\u0159iky dod\u00e1vaj\u00ed jemnou mlhu z\u0159ed\u011bn\u00e9ho roztoku p\u0159\u00edpravku prost\u0159ednictv\u00edm \u0159ady trysek um\u00edst\u011bn\u00fdch na c\u00edlov\u00e9m m\u00edst\u011b, nap\u0159. nad dopravn\u00edkov\u00fdm p\u00e1sem. A\u010dkoli jsou zn\u00e1m\u00e9 ji\u017e des\u00edtky let a \u0161iroce pou\u017e\u00edvan\u00e9, \u010dasto vn\u00e1\u0161ej\u00ed do sypk\u00e9ho materi\u00e1lu zna\u010dnou vlhkost (obvykle kolem 0,5% (5000 ppm)), co\u017e m\u00e1 nep\u0159\u00edzniv\u00fd vliv na spot\u0159ebu energie v procesu. Krom\u011b toho n\u011bkter\u00e9 sypk\u00e9 materi\u00e1ly, jako nap\u0159\u00edklad aglomer\u00e1t, nesn\u00e1\u0161ej\u00ed tak vysokou \u00farove\u0148 vlhkosti, co\u017e vy\u017eaduje sofistikovan\u011bj\u0161\u00ed \u0159e\u0161en\u00ed. P\u011bnov\u00e9 syst\u00e9my, v nich\u017e se pomoc\u00ed stla\u010den\u00e9ho vzduchu a speci\u00e1ln\u00edch trysek dod\u00e1v\u00e1 relativn\u011b \"such\u00e1\" p\u011bna, mohou dos\u00e1hnout stejn\u00e9ho \u00fa\u010dinku sn\u00ed\u017een\u00ed pra\u0161nosti jako jednotka s mokr\u00fdm post\u0159ikem a z\u00e1rove\u0148 sn\u00ed\u017eit dod\u00e1vku vody na \u00farove\u0148 pouh\u00fdch 0,1% (1000 ppm). P\u011bnov\u00e9 jednotky jsou za\u0159\u00edzen\u00edm volby v\u017edy, kdy\u017e proces nebo materi\u00e1l nesnese velk\u00e9 mno\u017estv\u00ed vody, nebo kdy\u017e je jednodu\u0161e nutn\u00e9 minimalizovat energetickou z\u00e1t\u011b\u017e zp\u016fsobenou dodate\u010dnou vodou.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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\u00da\u010dinnost spr\u00e1vn\u011b provozovan\u00e9ho syst\u00e9mu regulace pra\u0161nosti m\u016f\u017ee b\u00fdt impozantn\u00ed a prakticky eliminuje viditeln\u00fd prach tam, kde d\u0159\u00edve nebyl t\u00e9m\u011b\u0159 vid\u011bt.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Neo\u0161et\u0159en\u00e9 podm\u00ednky v kombinaci s Ferrosolf Dust Control Treatment<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Nam\u011b\u0159en\u00e9 emise prachu lze sn\u00ed\u017eit o 90% nebo v\u00edce.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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A\u010dkoli \u017e\u00e1dn\u00fd syst\u00e9m chemick\u00e9 ochrany proti prachu pro velk\u00fd z\u00e1vod nen\u00ed p\u0159esn\u011b stejn\u00fd jako jin\u00fd, spole\u010dnost Kurita m\u016f\u017ee dodat specifick\u00e9 syst\u00e9my pro st\u0159\u00edk\u00e1n\u00ed p\u011bny na m\u00edru pot\u0159eb\u00e1m z\u00e1kazn\u00edka s ohledem na po\u010det m\u00edst st\u0159\u00edk\u00e1n\u00ed, po\u017eadovan\u00fd stupe\u0148 automatizace a dal\u0161\u00ed parametry. N\u00e1\u0161 komplexn\u00ed kontrola pra\u0161nosti<\/a> bal\u00ed\u010dek zahrnuje podrobn\u00e9 monitorov\u00e1n\u00ed a ter\u00e9nn\u00ed slu\u017eby.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Pohled doleva a doprava - dal\u0161\u00ed oblasti pou\u017eit\u00ed a budouc\u00ed po\u017eadavky<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Ocel\u00e1rny samoz\u0159ejm\u011b nejsou jedin\u00fdm m\u00edstem, kde je pot\u0159eba omezovat pra\u0161nost. Sypk\u00e9 materi\u00e1ly se \u010dasto ukl\u00e1daj\u00ed na obrovsk\u00e9 skladovac\u00ed hromady, kter\u00e9 mohou b\u00fdt napad\u00e1ny v\u011btrem, zejm\u00e9na v pob\u0159e\u017en\u00edch oblastech. Ekologicky \u0161etrn\u00e9 krusty zajist\u00ed \u00fa\u010dinnou ochranu povrchu i snadnou manipulaci a bezpe\u010dnost obsluhy. Nezpevn\u011bn\u00e9 silnice jsou notoricky zn\u00e1m\u00e9 t\u00edm, \u017ee se obt\u00ed\u017en\u011b o\u0161et\u0159uj\u00ed kv\u016fli obrovsk\u00e9mu mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed zp\u016fsoben\u00e9mu mnoha t\u011b\u017ek\u00fdmi n\u00e1kladn\u00edmi automobily, kter\u00e9 ka\u017edou hodinu proj\u00ed\u017ed\u011bj\u00ed po povrchu, co\u017e \u010din\u00ed tradi\u010dn\u00ed koncepty krusty nepou\u017eiteln\u00fdmi. V potravin\u00e1\u0159sk\u00e9m pr\u016fmyslu mus\u00ed o\u0161et\u0159en\u00ed proti prachu zohled\u0148ovat jin\u00e9 aspekty ne\u017e \u0159e\u0161en\u00ed pro t\u011b\u017ek\u00fd pr\u016fmysl, v\u010detn\u011b pe\u010dliv\u00e9ho v\u00fdb\u011bru surovin a p\u0159\u00edsn\u00fdch regula\u010dn\u00edch limit\u016f. Ke v\u0161emu bude digitalizace pokra\u010dovat ve sv\u00e9m v\u00edt\u011bzn\u00e9m ta\u017een\u00ed nap\u0159\u00ed\u010d odv\u011btv\u00edmi a aplikacemi, tak\u017ee z\u00e1kazn\u00edci s jistotou po\u017eaduj\u00ed pokro\u010dilej\u0161\u00ed a automatizovan\u00e9 monitorovac\u00ed a \u0159\u00eddic\u00ed syst\u00e9my. A\u0165 u\u017e se jedn\u00e1 o jakoukoli v\u00fdzvu, spole\u010dnost Kurita ji zvl\u00e1dne!<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

What is dust and why does it need to be controlled? Dust is comprised of solid particles suspended in a gas-like air. We meet this phenomenon daily, driving on an unpaved road on a dry summer day or walking around an industrial or mining area. Dust is characterized by the type of material (e.g. sand, […]<\/p>\n","protected":false},"author":2,"featured_media":15532,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[],"class_list":["post-14761","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-the-splash"],"yoast_head":"\nDust Control: a Developer's perspective - Kurita Europe<\/title>\n<meta name=\"description\" content=\"Dust control that works: safer sites, cleaner air and cost\u2011effective suppression across bulk handling and construction.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kurita.eu\/cs\/kontrola-prasnosti-z-pohledu-vyvojaru\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dust Control: a Developer's perspective - 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