{"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":"dust-control-a-developers-perspective","status":"publish","type":"post","link":"https:\/\/www.kurita.eu\/hu\/dust-control-a-developers-perspective\/","title":{"rendered":"Porcs\u00f6kkent\u00e9s: egy fejleszt\u0151 szemsz\u00f6g\u00e9b\u0151l"},"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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Innov\u00e1ci\u00f3s vezet\u0151 \u2013 Folyamattechnol\u00f3gi\u00e1k<\/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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Mi az a por, \u00e9s mi\u00e9rt kell azt szab\u00e1lyozni?<\/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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A por olyan szil\u00e1rd r\u00e9szecsk\u00e9kb\u0151l \u00e1ll, amelyek g\u00e1zszer\u0171 leveg\u0151ben lebegnek. Nap mint nap tal\u00e1lkozunk ezzel a jelens\u00e9ggel, amikor sz\u00e1raz ny\u00e1ri napon f\u00f6ld\u00faton haladunk, vagy ipari vagy b\u00e1nyater\u00fcleten s\u00e9t\u00e1lunk. A port az anyag t\u00edpusa (pl. homok, \u00e9rcek, sz\u00e9n, talaj stb.) \u00e9s a r\u00e9szecskem\u00e9ret-eloszl\u00e1s jellemzi, amely jellemz\u0151en sz\u00e9les tartom\u00e1nyban mozog. A por k\u00e1ros az emberi eg\u00e9szs\u00e9gre, k\u00fcl\u00f6n\u00f6sen bel\u00e9legz\u00e9s eset\u00e9n, \u00e9s k\u00fcl\u00f6nb\u00f6z\u0151 m\u00e9ret\u0171 frakci\u00f3kra oszthat\u00f3, mint p\u00e9ld\u00e1ul a PM1 (\u00e1tlagos aerodinamikai \u00e1tm\u00e9r\u0151je 1 \u00b5m alatti r\u00e9szecsk\u00e9k), a PM10 stb. A PM10 egy olyan bel\u00e9legezhet\u0151 frakci\u00f3 is, amely m\u00e9lyen behatolhat a t\u00fcd\u0151be, \u00e9s hosszan tart\u00f3, ism\u00e9telt expoz\u00edci\u00f3 eset\u00e9n s\u00falyos betegs\u00e9geket, p\u00e9ld\u00e1ul szilik\u00f3zist okozhat. Ez\u00e9rt az emberek pornak val\u00f3 kitetts\u00e9g\u00e9t szab\u00e1lyozni kell, \u00e9s vil\u00e1gszerte egyre szigor\u00fabb el\u0151\u00edr\u00e1sok vonatkoznak r\u00e1. Az eg\u00e9szs\u00e9g\u00fcgyi probl\u00e9m\u00e1k mellett a por biztons\u00e1gi kock\u00e1zatokat is jelent, \u00e9s fokozza a mechanikus berendez\u00e9sek kop\u00e1s\u00e1t. Mivel a pork\u00e9pz\u0151d\u00e9s sok esetben elker\u00fclhetetlen, \u00e9rthet\u0151, hogy legal\u00e1bb annak terjed\u00e9s\u00e9t a lehet\u0151 legnagyobb m\u00e9rt\u00e9kben cs\u00f6kkenteni kell.\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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Mely ipar\u00e1gakat \u00e9rinti a porprobl\u00e9ma?<\/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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Minden olyan ipar\u00e1g, amely sz\u00e1raz, szil\u00e1rd anyagokat nagy mennyis\u00e9gben kezel, j\u00f3l ismeri a porral kapcsolatos probl\u00e9m\u00e1kat. Ide tartoznak az er\u0151m\u0171vek, az ac\u00e9lipar, a b\u00e1nyav\u00e1llalatok, valamint az \u00e9p\u00edt\u0151anyag-gy\u00e1rt\u00e1s, p\u00e9ld\u00e1ul a betongy\u00e1rak stb. Ebben a cikkben az egyik legfontosabb alapiparunkra, az ac\u00e9liparra \u00f6sszpontos\u00edtsunk.<\/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 probl\u00e9ma meg\u00e9rt\u00e9se \u2013 \u00fcdv\u00f6z\u00f6lj\u00fck a GEMBA-ban!<\/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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A legt\u00f6bb ember ismeri az \u00fagynevezett \u201cfinomporral\u201d kapcsolatos vit\u00e1t, amely sz\u00e1mos nagyv\u00e1rosban a gumiabroncsok kop\u00e1sa, az er\u00f3zi\u00f3s folyamatok \u00e9s az ipari kibocs\u00e1t\u00e1sok miatt mer\u00fcl fel. Ezt a finomport \u00b5g\/m-ben m\u00e9rik.3<\/sup> (mikrogramm\/k\u00f6bm\u00e9ter) tartom\u00e1nyban mozog, \u00e9s egyre szigorod\u00f3 szab\u00e1lyoz\u00e1snak van kit\u00e9ve. Ezzel szemben egy ac\u00e9lgy\u00e1r bizonyos \u00e9p\u00fcleteiben a porkoncentr\u00e1ci\u00f3 t\u00f6bb ezerrel is magasabb lehet, \u00e9s n\u00e9ha meghaladja a 100 mg\/m3<\/sup> (milligramm k\u00f6bm\u00e9terenk\u00e9nt). Ahhoz, hogy meg\u00e9rts\u00fck, milyen s\u00falyosak a munkak\u00f6r\u00fclm\u00e9nyek az ilyen ter\u00fcleteken, el kell \u201cmenni a GEMBA-ba\u201d. GEMBA<\/b> ez a jap\u00e1n kifejez\u00e9s a \u201ct\u00e9nyleges hely\u201d jelent\u00e9s\u00e9re szolg\u00e1l. T\u00e1gabb \u00e9rtelemben ez az a hely, ahol fontos dolgok t\u00f6rt\u00e9nnek, d\u00f6nt\u00e9seket hoznak vagy terveket val\u00f3s\u00edtanak meg. Sok \u00e9vvel ezel\u0151tt \u00e9n is \u00e1t\u00e9ltem a porcs\u00f6kkent\u00e9ssel kapcsolatos \u201eGEMBA-\u00e9lm\u00e9nyemet\u201d, amikor egy ac\u00e9lgy\u00e1r szinterel\u0151 sz\u00e1ll\u00edt\u00f3szalagjai mellett s\u00e9t\u00e1ltam. A padl\u00f3n centim\u00e9ter vastag porr\u00e9teg halmoz\u00f3dott fel, a l\u00e1t\u00f3t\u00e1vols\u00e1g jelent\u0151sen romlott, \u00e9s a munkak\u00f6r\u00fclm\u00e9nyek rendk\u00edv\u00fcl nehezek voltak. Egy k\u00eds\u00e9rlet el\u0151k\u00e9sz\u00edt\u00e9se sor\u00e1n k\u00e9zi m\u00e9r\u0151m\u0171szerrel megm\u00e9rtem a porkoncentr\u00e1ci\u00f3t, amely messze meghaladta a 30 mg\/m3<\/sup>. A k\u00f6telez\u0151 v\u00e9d\u0151ruh\u00e1zat \u00e9s az FFP 3 por\u00e1larc ellen\u00e9re is j\u00f3 ideig tartott, mire a j\u00f3l meg\u00e9rdemelt esti zuhanyoz\u00e1s sor\u00e1n siker\u00fclt az \u00f6sszes port elt\u00e1vol\u00edtanom a f\u00fclemb\u0151l, az orromb\u00f3l \u00e9s a sz\u00e1mb\u00f3l. Ha egyszer az ember megtapasztalja az ilyen munkak\u00f6r\u00fclm\u00e9nyeket, egy\u00e9rtelm\u0171v\u00e9 v\u00e1lik, hogy cselekedni kell \u00e9s jav\u00edtani kell a helyzeten.\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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Porkoncentr\u00e1ci\u00f3-m\u00e9r\u00e9s egy ac\u00e9lgy\u00e1rban k\u00e9zi m\u00e9r\u0151m\u0171szer seg\u00edts\u00e9g\u00e9vel<\/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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Megold\u00e1s kidolgoz\u00e1sa<\/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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Nagy \u00f6r\u00f6m\u00f6mre a megold\u00e1sunk egyik f\u0151 fejleszt\u0151j\u00e9v\u00e9 v\u00e1ltam; ez a megold\u00e1s egy k\u00e9tfunkci\u00f3s habterm\u00e9kb\u0151l \u00e9s egy habsz\u00f3r\u00f3 berendez\u00e9sb\u0151l \u00e1ll, amelyet mi a Ferrosolf<\/a> habos\u00edt\u00f3 berendez\u00e9sek (FFE). \u00c1ltal\u00e1noss\u00e1gban a k\u00e9miai porcs\u00f6kkent\u0151 permetez\u0151 rendszerek nagyj\u00e1b\u00f3l k\u00e9t csoportra oszthat\u00f3k: a nedves permetez\u0151 rendszerekre \u00e9s a habos\u00edt\u00f3 rendszerekre. A nedves permetez\u0151 rendszerek a c\u00e9lter\u00fcletre \u2013 p\u00e9ld\u00e1ul egy sz\u00e1ll\u00edt\u00f3szalag f\u00f6l\u00e9 \u2013 elhelyezett f\u00fav\u00f3k\u00e1k sorozat\u00e1n kereszt\u00fcl a h\u00edg\u00edtott oldat finom k\u00f6dj\u00e9t juttatj\u00e1k a leveg\u0151be. B\u00e1r ezek a rendszerek m\u00e1r \u00e9vtizedek \u00f3ta ismertek \u00e9s sz\u00e9les k\u00f6rben haszn\u00e1latosak, gyakran jelent\u0151s nedvess\u00e9gtartalmat (jellemz\u0151en k\u00f6r\u00fclbel\u00fcl 0,5% (5000 ppm)) juttatnak az \u00f6mlesztett anyagba, ami kedvez\u0151tlen\u00fcl hat a folyamat energiafogyaszt\u00e1s\u00e1ra. Ezen fel\u00fcl egyes \u00f6mlesztett anyagok, p\u00e9ld\u00e1ul a szinter, nem t\u0171rik az ilyen magas nedvess\u00e9gszintet, ez\u00e9rt kifinomultabb megold\u00e1sra van sz\u00fcks\u00e9g. A habrendszerek, amelyekben viszonylag \u201csz\u00e1raz\u201d habot juttatnak a rendszerbe s\u0171r\u00edtett leveg\u0151 \u00e9s speci\u00e1lis f\u00fav\u00f3k\u00e1k seg\u00edts\u00e9g\u00e9vel, ugyanazt a porcs\u00f6kkent\u0151 hat\u00e1st \u00e9rhetik el, mint a nedves permetez\u0151 egys\u00e9gek, mik\u00f6zben a v\u00edzmennyis\u00e9get ak\u00e1r 0,1% (1000 ppm) szintre is cs\u00f6kkentik. A habberendez\u00e9sek az els\u0151dleges v\u00e1laszt\u00e1s, ha a folyamat vagy az anyag nem t\u0171ri a nagy mennyis\u00e9g\u0171 vizet, vagy egyszer\u0171en csak minimaliz\u00e1lni kell a kieg\u00e9sz\u00edt\u0151 v\u00edz \u00e1ltal okozott energiafogyaszt\u00e1st.<\/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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A megfelel\u0151en \u00fczemeltetett porcs\u00f6kkent\u0151 rendszer hat\u00e9konys\u00e1ga leny\u0171g\u00f6z\u0151 lehet: gyakorlatilag teljesen megsz\u00fcnteti a l\u00e1that\u00f3 port olyan helyeken, ahol kor\u00e1bban alig volt l\u00e1t\u00f3t\u00e1vols\u00e1g<\/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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Kezeletlen \u00e1llapotok a Ferrosolf porcs\u00f6kkent\u0151 kezel\u00e9ssel \u00f6sszehasonl\u00edtva<\/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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A m\u00e9rt porkibocs\u00e1t\u00e1s 90%-vel vagy ann\u00e1l is nagyobb m\u00e9rt\u00e9kben cs\u00f6kkenthet\u0151.<\/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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B\u00e1r egyetlen nagy\u00fczem sz\u00e1m\u00e1ra k\u00e9sz\u00fclt k\u00e9miai porcs\u00f6kkent\u0151 rendszer sem pontosan olyan, mint a m\u00e1sik, a Kurita az \u00fcgyf\u00e9l ig\u00e9nyeire szabott, egyedi habsz\u00f3r\u00f3 rendszereket tud sz\u00e1ll\u00edtani, figyelembe v\u00e9ve a sz\u00f3r\u00f3pontok sz\u00e1m\u00e1t, a k\u00edv\u00e1nt automatiz\u00e1lts\u00e1gi szintet \u00e9s egy\u00e9b param\u00e9tereket. \u00c1tfog\u00f3 porcs\u00f6kkent\u00e9s<\/a> A csomag r\u00e9szletes fel\u00fcgyeleti \u00e9s helysz\u00edni szolg\u00e1ltat\u00e1sokat tartalmaz.<\/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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Balra \u00e9s jobbra tekintve \u2013 egy\u00e9b alkalmaz\u00e1si ter\u00fcletek \u00e9s j\u00f6v\u0151beli k\u00f6vetelm\u00e9nyek<\/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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Term\u00e9szetesen nem csak az ac\u00e9lgy\u00e1rakban van sz\u00fcks\u00e9g porcs\u00f6kkent\u00e9sre. Az \u00f6mlesztett anyagokat gyakran hatalmas rakt\u00e1roz\u00f3halmokba rakj\u00e1k, amelyeket \u2013 k\u00fcl\u00f6n\u00f6sen a part menti ter\u00fcleteken \u2013 a sz\u00e9l t\u00e1madhat meg. A k\u00f6rnyezetbar\u00e1t pork\u00f6t\u0151 anyagok hat\u00e9kony fel\u00fcletv\u00e9delmet ny\u00fajtanak, emellett megk\u00f6nny\u00edtik a kezel\u00e9st \u00e9s biztos\u00edtj\u00e1k a kezel\u0151k biztons\u00e1g\u00e1t. A burkolatlan utak kezel\u00e9se rendk\u00edv\u00fcl neh\u00e9z feladat, mivel \u00f3r\u00e1nk\u00e9nt sz\u00e1mos neh\u00e9z teherg\u00e9pj\u00e1rm\u0171 halad \u00e1t rajtuk, ami hatalmas mechanikai terhel\u00e9st jelent, \u00edgy a hagyom\u00e1nyos kem\u00e9ny\u00edt\u0151anyagok hat\u00e1stalanok maradnak. Az \u00e9lelmiszeriparban a porcs\u00f6kkent\u0151 kezel\u00e9seknek m\u00e1s szempontokat kell figyelembe venni\u00fck, mint a neh\u00e9zipari megold\u00e1soknak, ide\u00e9rtve a nyersanyagok gondos kiv\u00e1laszt\u00e1s\u00e1t \u00e9s a szigor\u00fa szab\u00e1lyoz\u00e1si korl\u00e1toz\u00e1sokat. Mindezek tetej\u00e9be a digitaliz\u00e1ci\u00f3 tov\u00e1bbra is diadalmas menetel\u00e9st folytat az ipar\u00e1gakban \u00e9s az alkalmaz\u00e1sok ter\u00e9n, \u00edgy az \u00fcgyfelek magabiztosan ig\u00e9nyelnek fejlettebb \u00e9s automatiz\u00e1ltabb fel\u00fcgyeleti \u00e9s vez\u00e9rl\u0151rendszereket. B\u00e1rmilyen kih\u00edv\u00e1sr\u00f3l is legyen sz\u00f3, a Kurita k\u00e9szen \u00e1ll r\u00e1!<\/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":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","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\/hu\/dust-control-a-developers-perspective\/\" \/>\n<meta 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