{"id":86189,"date":"2023-02-26T00:00:00","date_gmt":"2023-02-26T00:00:00","guid":{"rendered":"https:\/\/www.icscoolenergy.com\/hu\/blog\/a-folyadekhutok-vedelme-hideg-kornyezeti-homersekleten\/"},"modified":"2024-11-30T11:25:46","modified_gmt":"2024-11-30T11:25:46","slug":"a-folyadekhutok-vedelme-hideg-kornyezeti-homersekleten","status":"publish","type":"post","link":"https:\/\/www.icscoolenergy.com\/hu\/hirek\/tervezett-megelozo-karbantartas\/a-folyadekhutok-vedelme-hideg-kornyezeti-homersekleten\/","title":{"rendered":"A folyad\u00e9kh\u0171t\u0151k v\u00e9delme hideg k\u00f6rnyezeti h\u0151m\u00e9rs\u00e9kleten"},"content":{"rendered":"\n

Amennyire sz\u00fcks\u00e9g\u00fcnk van v\u00e9delemre a hideg id\u0151j\u00e1r\u00e1s \u00e9s annak r\u00e1nk, otthonunkra, aut\u00f3nkra stb. gyakorolt hat\u00e1sai ellen, annyira v\u00e9den\u00fcnk kell a h\u0171t\u0151berendez\u00e9seinket<\/a> is. Nagyon k\u00f6lts\u00e9ges lehet, ha a cs\u0151vezet\u00e9kek a fagyv\u00e9delem hi\u00e1nya miatt megszakadnak. Ha el\u0151zetesen nem foglalkozunk vele megfelel\u0151en, amint a h\u0151m\u00e9rs\u00e9klet nulla fok al\u00e1 cs\u00f6kken, gyorsan olyan helyzetbe ker\u00fclhet\u00fcnk, amely felt\u00e1rhatatlan. <\/p>\n\n

Ebben a tanulm\u00e1nyban els\u0151sorban a h\u0171t\u0151rendszerek fagy\u00e1s elleni v\u00e9delm\u00e9re szolg\u00e1l\u00f3 vegyi anyagok haszn\u00e1lat\u00e1ra \u00f6sszpontos\u00edtunk, de meg kell eml\u00edteni, hogy a nyomf\u0171t\u00e9s a cs\u00f6vek fagy\u00e1s elleni v\u00e9delm\u00e9nek eszk\u00f6ze is.<\/p>\n\n

Amikor a vegyi v\u00e9delmet fontolgatjuk, \u00f6szt\u00f6n\u00f6sen az \u00e1ltal\u00e1nos, v\u00e9ny n\u00e9lk\u00fcl kaphat\u00f3 fagy\u00e1ll\u00f3kra gondolhatunk, amelyeket aut\u00f3kban lehet haszn\u00e1lni, \u00e9s igazuk lenne. Az \u00e1ltal\u00e1nosan haszn\u00e1lt aut\u00f3ipari fagy\u00e1ll\u00f3t azonban nem olyan \u00f6sszetett kevert f\u00e9mes rendszerekhez tervezt\u00e9k vagy alak\u00edtott\u00e1k ki, amelyeket ipari alkalmaz\u00e1sokban tal\u00e1lunk. <\/p>\n\n

Ezenk\u00edv\u00fcl az ilyen term\u00e9kek olyan adal\u00e9kanyagokat tartalmaznak, mint a szilik\u00e1t, amelyek \u00f6sszeegyeztethetetlenek a h\u0171t\u0151rendszerekkel. Val\u00f3j\u00e1ban a szilik\u00e1tok k\u00f6nnyen bevonj\u00e1k a f\u00e9mfel\u00fcleteket, \u00e9s ezzel cs\u00f6kkentik a h\u0151\u00e1tad\u00e1s hat\u00e9konys\u00e1g\u00e1t (jellemz\u0151en + k\u00f6r\u00fclbel\u00fcl 10% -kal), ami n\u00f6veli az \u00e1ltal\u00e1nos energiak\u00f6lts\u00e9geket. <\/p>\n\n

A szilik\u00e1t a megfelel\u0151 k\u00f6rnyezetben polimereket is k\u00e9pezhet, a folyad\u00e9kot g\u00e9ll\u00e9 alak\u00edtva, ami tov\u00e1bbi gazdas\u00e1gi k\u00f6lts\u00e9geket \u00e9s esetleges szennyez\u0151d\u00e9st eredm\u00e9nyez. Az utols\u00f3 figyelmeztet\u00e9s, hogy ne haszn\u00e1ljon ilyen term\u00e9keket, a szilik\u00e1tok csiszol\u00f3 jellege, amely v\u00e9g\u00fcl megt\u00e1madhatja a szivatty\u00fat\u00f6m\u00edt\u00e9seket. <\/p>\n\n

Mit ker\u00fclj\u00fcnk, milyen term\u00e9kek k\u00f6z\u00fcl v\u00e1laszthatunk \u00e9s milyen koncentr\u00e1ci\u00f3ban?<\/b><\/h4>\n\n

\u00c1ltal\u00e1ban k\u00e9t kereskedelmi forgalomban kaphat\u00f3 term\u00e9k l\u00e9tezik, amelyeket az ipari z\u00e1rt v\u00edzrendszerek fagy\u00e1s elleni v\u00e9delm\u00e9re terveztek.<\/p>\n\n

Mindkett\u0151 glikolt tartalmaz\u00f3 k\u00e9sz\u00edtm\u00e9ny:<\/p>\n

    \n
  1. A monoetil\u00e9nglikol (k\u00f6zismert nev\u00e9n MEG) a legn\u00e9pszer\u0171bb. A MEG \u00e1ltal\u00e1nosan haszn\u00e1lt fagy\u00e1ll\u00f3nak tekinthet\u0151 olyan ipari alkalmaz\u00e1sokban, ahol nincs k\u00fcl\u00f6nleges k\u00f6vetelm\u00e9ny vagy sz\u00fcks\u00e9g alacsony toxicit\u00e1s\u00fa vegyi anyagra. A f\u0151 el\u0151nye, hogy konzisztenci\u00e1j\u00e1nak k\u00f6sz\u00f6nhet\u0151en a legjobb h\u0151\u00e1tad\u00e1si profillal rendelkezik, \u00e9s ezzel seg\u00edt cs\u00f6kkenteni a folyamatos energiak\u00f6lts\u00e9geket. <\/li>\n\n\n\n
  2. Monopropil\u00e9nglikol (k\u00f6zismert nev\u00e9n MPG). El\u0151fordulhat, hogy az MPG h\u0151\u00e1tad\u00e1si hat\u00e9konys\u00e1ga nem \u00e9ri el a MEG h\u0151\u00e1tad\u00e1si hat\u00e9konys\u00e1g\u00e1t, de alkalmasnak tekinthet\u0151 az \u00e9lelmiszergy\u00e1rakban\/gy\u00f3gyszergy\u00e1rt\u00f3kban val\u00f3 felhaszn\u00e1l\u00e1sra, mivel „\u00e9lelmiszer-min\u0151s\u00e9g\u0171” vegyipari term\u00e9kk\u00e9nt ismerik el. Mivel az MPG kev\u00e9sb\u00e9 hat\u00e9kony, mint a MEG, ez\u00e9rt gyakran „korrekci\u00f3ra” van sz\u00fcks\u00e9g, hogy figyelembe vegye ezt a k\u00fcl\u00f6nbs\u00e9get a h\u0171t\u00e9si teljes\u00edtm\u00e9nyt befoly\u00e1sol\u00f3 k\u00fcl\u00f6nbs\u00e9get. Ezt jellemz\u0151en a h\u0171t\u0151berendez\u00e9sek be\u00e1ll\u00edt\u00e1sainak cs\u00f6kkent\u00e9s\u00e9vel kezelik, \u00e9s ezzel egy\u00fctt n\u00f6velik az \u00fczem munkaterhel\u00e9s\u00e9t, \u00e9s ez\u00e1ltal v\u00e9g\u00fcl n\u00f6velik az energiak\u00f6lts\u00e9geket. <\/li>\n<\/ol>\n
    \"1.<\/figure>\n\n

    A fent eml\u00edtett glikol t\u00edpusokat minden \u00fczembe helyez\u00e9si folyamat r\u00e9szek\u00e9nt \u00e9s\/vagy az adott h\u0171t\u0151berendez\u00e9s gy\u00e1rt\u00f3ja aj\u00e1nlja. A glikol koncentr\u00e1ci\u00f3j\u00e1t a sz\u00fcks\u00e9ges fagy\u00e1spontv\u00e9delem szintje hat\u00e1rozza meg. Az Egyes\u00fclt Kir\u00e1lys\u00e1gban a z\u00e1rt rendszerek tipikus v\u00e9delmi szintjei legal\u00e1bb 25 t\u00e9rfogatsz\u00e1zal\u00e9kos glikolkoncentr\u00e1ci\u00f3t k\u00f6vetelnek meg, ami \u00e1tlagosan -12 \u00b0C-os fagyv\u00e9delmet jelentene. Az 1. \u00e1bra grafikonjai kifejezik a koncentr\u00e1ci\u00f3 \u00e9s a fagy\u00e1spont v\u00e9delem korrel\u00e1ci\u00f3j\u00e1t mind a MEG, mind az MPG eset\u00e9ben. <\/p>\n\n

    A 25%-os minim\u00e1lis koncentr\u00e1ci\u00f3 el\u00e9r\u00e9s\u00e9nek tov\u00e1bbi megfontol\u00e1sa k\u00f6zvetlen\u00fcl kapcsol\u00f3dik a bakt\u00e9riumok elnyom\u00e1s\u00e1hoz. A glikolok sz\u00e9n alap\u00faak, ami azt jelenti, hogy \u00e9lelmiszerforr\u00e1sk\u00e9nt \u00e9rz\u00e9kenyek a bakt\u00e9riumok t\u00e1mad\u00e1s\u00e1ra. Azonban 25% -os \u00e9s ann\u00e1l magasabb szinten az ilyen koncentr\u00e1ci\u00f3 \u00fagynevezett biosztatikus \u00e1llapotot hoz l\u00e9tre, \u00e9s mint ilyen, g\u00e1tolja a glikol lebont\u00e1s\u00e1val kapcsolatos mikroorganizmusok prolifer\u00e1ci\u00f3j\u00e1t (2. \u00e1bra). <\/p>\n\n

    \"2.<\/figure>\n\n

    Ha ilyen meghib\u00e1sod\u00e1s k\u00f6vetkezik be a v\u00edzrendszeren bel\u00fcli jelenl\u00e9t\u00fck \u00e9s n\u00f6veked\u00e9s\u00fck miatt, akkor nemcsak a fagy\u00e1ll\u00f3 v\u00e9delem megfelel\u0151 szintj\u00e9t vesz\u00edtj\u00fck el, hanem ez a bakteriol\u00f3giai aktivit\u00e1s a rendszer pH-szintj\u00e9t is cs\u00f6kkenti, ami fokozott korr\u00f3zi\u00f3hoz vezet. Ez a megnyilv\u00e1nul\u00e1s a mikrobiol\u00f3giai mell\u00e9kterm\u00e9keknek k\u00f6sz\u00f6nhet\u0151, amelyek az \u00e9lelmiszer-energia \u00e1talak\u00edt\u00e1si l\u00e1ncban keletkeznek. <\/p>\n\n

    M\u00e1sr\u00e9szt a glikol „t\u00faladagol\u00e1sa” saj\u00e1t kih\u00edv\u00e1sokkal j\u00e1r. A t\u00fal sok glikol hat\u00e9konys\u00e1gi szintje cs\u00f6kken a rendszerben l\u00e9v\u0151 folyad\u00e9k keringet\u00e9s\u00e9hez sz\u00fcks\u00e9ges teljes\u00edtm\u00e9ny n\u00f6veked\u00e9se, valamint a h\u0151\u00e1tad\u00e1si teljes\u00edtm\u00e9ny cs\u00f6kken\u00e9se miatt, ami ism\u00e9t n\u00f6veli az \u00e1ltal\u00e1nos \u00fczemeltet\u00e9si k\u00f6lts\u00e9geket. <\/p>\n\n

    Milyen egy\u00e9b szempontokat kell figyelembe venn\u00fcnk k\u00e9miai fagy\u00e1ll\u00f3 haszn\u00e1latakor?<\/h4>\n\n

    Ha visszat\u00e9r\u00fcnk az alapelvekhez, lehet, hogy ker\u00fcln\u00fcnk kell a k\u00f6zvetlen vezet\u00e9kes t\u00e1pl\u00e1l\u00e1s\u00fa v\u00edz haszn\u00e1lat\u00e1t. Ez annak k\u00f6sz\u00f6nhet\u0151, hogy az Egyes\u00fclt Kir\u00e1lys\u00e1gban v\u00e1ltoz\u00f3 min\u0151s\u00e9get l\u00e1tunk, amely mag\u00e1ban foglalja a lerak\u00f3d\u00e1sok \u00e9s adal\u00e9kanyagok koncentr\u00e1ci\u00f3j\u00e1t, amelyek a megfelel\u0151 k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt k\u00e1ros\u00edthatj\u00e1k a h\u0171t\u00f6tt cs\u0151vezet\u00e9keket. <\/p>\n\n

    Bizonyos min\u0151s\u00e9gi probl\u00e9m\u00e1k lek\u00fczd\u00e9se \u00e9rdek\u00e9ben fontol\u00f3ra kell venn\u00fcnk a sz\u0171r\u00e9st \u00e9s egy nem oxid\u00e1l\u00f3 biocid hozz\u00e1ad\u00e1s\u00e1t a v\u00edzforr\u00e1sunkhoz. A felhaszn\u00e1lt v\u00edz el\u0151kondicion\u00e1l\u00e1sa mellett megfelel\u0151 kieg\u00e9sz\u00edt\u0151 vegyszereket is hozz\u00e1 kell adnunk, amelyek seg\u00edtenek megv\u00e9deni a h\u0171t\u0151berendez\u00e9seket \u00e9s azok multif\u00e9mes alkatr\u00e9szeit. Az ilyen t\u00edpus\u00fa vegyi anyagokat \u00e1ltal\u00e1ban inhibitoroknak nevezik. Mind a v\u00edz, mind a glikol rendelkezik olyan tulajdons\u00e1gokkal, amelyek k\u00e9miai inhibitorok hozz\u00e1ad\u00e1sa n\u00e9lk\u00fcl el\u0151seg\u00edthetik a korr\u00f3zi\u00f3t, \u00e9s az orsz\u00e1g ter\u00fclet\u00e9t\u0151l f\u00fcgg\u0151en a cs\u0151vezet\u00e9kek m\u00e9retez\u00e9s\u00e9t, ha a felhaszn\u00e1lt v\u00edz „kem\u00e9ny v\u00edz”*. <\/p>\n\n

    Ezek a tulajdons\u00e1gok id\u0151vel mind hozz\u00e1j\u00e1rulhatnak a s\u00falyos probl\u00e9m\u00e1khoz. Az inhibitorokat gondosan v\u00e1lasztj\u00e1k ki a rendszerben haszn\u00e1lt f\u00e9mekt\u0151l f\u00fcgg\u0151en. A folyad\u00e9kh\u0171t\u0151k hat\u00e9kony m\u0171k\u00f6d\u00e9s\u00e9nek l\u00e9tfontoss\u00e1g\u00fa elemeiv\u00e9 v\u00e1lnak, ami szint\u00e9n hozz\u00e1j\u00e1rul a rendszer \u00e9letciklus\u00e1nak meghosszabb\u00edt\u00e1s\u00e1hoz. Az ilyen inhibitorok az \u00fagynevezett g\u00e1tolt glikol kever\u00e9k\u00e9be ker\u00fclhetnek, ami az Egyes\u00fclt Kir\u00e1lys\u00e1gban elterjedt megk\u00f6zel\u00edt\u00e9s. Ez a k\u00e9t k\u00e9miai \u00f6sszetev\u0151 k\u00fcl\u00f6n-k\u00fcl\u00f6n is hozz\u00e1adhat\u00f3, ahogy a helyzet dikt\u00e1lja, mind a glikol, mind az inhibitor testreszabott szintj\u00e9vel. <\/p>\n\n

    Megel\u0151z\u0151 karbantart\u00e1si mintav\u00e9tel<\/b><\/h4>\n\n

    Miut\u00e1n hozz\u00e1adtuk a glikolt \u00e9s az inhibitort (\u00e9s sz\u00fcks\u00e9g eset\u00e9n a nem oxid\u00e1l\u00f3 biocidot), nem szabad figyelmen k\u00edv\u00fcl hagynunk a rendszeres karbantart\u00e1si mintav\u00e9tel sz\u00fcks\u00e9gess\u00e9g\u00e9t. Miut\u00e1n befektett\u00fcnk a glikol \u00e9s az inhibitor optim\u00e1lis kever\u00e9k\u00e9nek el\u00e9r\u00e9se \u00e9rdek\u00e9ben, hogy megv\u00e9dj\u00fck rendszer\u00fcnket, szorosan figyelemmel kell k\u00eds\u00e9rn\u00fcnk, hogy s\u00e9rtetlenek maradnak-e, megtartva a megfelel\u0151 koncentr\u00e1ci\u00f3t. <\/p>\n\n

    A fenntart\u00f3 mintav\u00e9telez\u00e9sb\u0151l azt is megtudjuk, hogy mennyire stabilak a k\u00f6r\u00fclm\u00e9nyek a rendszeren bel\u00fcl, hogy a bakt\u00e9riumok aktivit\u00e1s\u00e1nak n\u00f6veked\u00e9s\u00e9t, vagy akt\u00edv korr\u00f3zi\u00f3t, pH-cs\u00f6kken\u00e9st stb. tapasztalunk-e.<\/p>\n\n

    Ez a karbantart\u00e1si mintav\u00e9teli rendszer kulcsfontoss\u00e1g\u00fa a k\u00f6lts\u00e9ges rendszerhib\u00e1k elker\u00fcl\u00e9s\u00e9hez \u00e9s a teljes rendszer lehet\u0151 legnagyobb energiahat\u00e9konys\u00e1g\u00e1nak fenntart\u00e1s\u00e1hoz.<\/p>\n\n

    Tervezett megel\u0151z\u0151 karbantart\u00e1si<\/a> szerz\u0151d\u00e9seink r\u00e9szek\u00e9nt az ICS Cool Energy mostant\u00f3l alapfelszerelts\u00e9gk\u00e9nt v\u00edzmintav\u00e9telt \u00e9s f\u00fcggetlen laborat\u00f3riumi elemz\u00e9st v\u00e9gez. Mint\u00e1t vesz\u00fcnk, elk\u00fcldj\u00fck egy f\u00fcggetlen laborat\u00f3riumba, \u00e9s k\u00f6nnyen olvashat\u00f3 jelent\u00e9st k\u00e9sz\u00edt\u00fcnk \u00d6nnek, amely jelzi azokat a hib\u00e1kat, amelyek k\u00edv\u00fcl esnek az aj\u00e1nlott param\u00e9tereken. <\/p>\n\n

    Egy\u00e9rtelm\u0171 tan\u00e1csok vannak a berendez\u00e9sek karbantart\u00e1s\u00e1ra vagy a jav\u00edt\u00e1s elv\u00e9gz\u00e9s\u00e9re is, amelyeket h\u00e1zon bel\u00fcl v\u00e9gz\u00fcnk, legyen sz\u00f3 glikolr\u00f3l, inhibitorr\u00f3l, biocid vagy teljes \u00f6bl\u00edt\u00e9sr\u0151l.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Amennyire sz\u00fcks\u00e9g\u00fcnk van v\u00e9delemre a hideg id\u0151j\u00e1r\u00e1s \u00e9s annak r\u00e1nk, otthonunkra, aut\u00f3nkra stb. gyakorolt hat\u00e1sai ellen, annyira v\u00e9den\u00fcnk kell a h\u0171t\u0151berendez\u00e9seinket is. Nagyon k\u00f6lts\u00e9ges lehet, ha a cs\u0151vezet\u00e9kek a fagyv\u00e9delem hi\u00e1nya miatt megszakadnak. Ha el\u0151zetesen nem foglalkozunk vele megfelel\u0151en, amint a h\u0151m\u00e9rs\u00e9klet nulla fok al\u00e1 cs\u00f6kken, gyorsan olyan helyzetbe ker\u00fclhet\u00fcnk, amely felt\u00e1rhatatlan. Ebben a tanulm\u00e1nyban … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":86193,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","editor_plus_copied_stylings":"{}","footnotes":""},"categories":[2009,2011],"tags":[],"class_list":["post-86189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tervezett-megelozo-karbantartas","category-vizkezeles"],"acf":[],"yoast_head":"\nA folyad\u00e9kh\u0171t\u0151k v\u00e9delme hideg k\u00f6rnyezeti h\u0151m\u00e9rs\u00e9kleten | Hungary<\/title>\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.icscoolenergy.com\/hu\/hirek\/tervezett-megelozo-karbantartas\/a-folyadekhutok-vedelme-hideg-kornyezeti-homersekleten\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A folyad\u00e9kh\u0171t\u0151k v\u00e9delme hideg k\u00f6rnyezeti h\u0151m\u00e9rs\u00e9kleten\" \/>\n<meta property=\"og:description\" content=\"Amennyire sz\u00fcks\u00e9g\u00fcnk van v\u00e9delemre a hideg id\u0151j\u00e1r\u00e1s \u00e9s annak r\u00e1nk, otthonunkra, aut\u00f3nkra stb. gyakorolt hat\u00e1sai ellen, annyira v\u00e9den\u00fcnk kell a h\u0171t\u0151berendez\u00e9seinket is. 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