{"id":4873,"date":"2021-12-01T14:01:30","date_gmt":"2021-12-01T14:01:30","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=4873"},"modified":"2026-04-28T09:54:38","modified_gmt":"2026-04-28T09:54:38","slug":"how-do-chemical-plants-prevent-freezing-and-condensation-in-winter","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/tr\/how-do-chemical-plants-prevent-freezing-and-condensation-in-winter\/","title":{"rendered":"Kimyasal tesisler k\u0131\u015f\u0131n donmay\u0131 ve yo\u011fu\u015fmay\u0131 nas\u0131l \u00f6nler?"},"content":{"rendered":"\n

Quick answer:<\/strong> A practical chemical-sourcing decision starts with the intended use first, then verifies purity, compatibility, storage, and process behavior before scale-up.<\/p>\n\n\n\n

K\u0131\u015f aylar\u0131nda donma ve yo\u011fu\u015fma \u00f6nleme \u00e7al\u0131\u015fmalar\u0131 ki\u0307mya fabri\u0307kasi<\/strong><\/a> g\u00fcvenli \u00fcretimi sa\u011flaman\u0131n ana yoludur. T\u00fcm donma ve yo\u011fu\u015fma kazalar\u0131n\u0131 \u00f6nlemek i\u00e7in, ekipman\u0131n \u00f6zelliklerine g\u00f6re donma ve yo\u011fu\u015fma \u00f6nleme \u00e7al\u0131\u015fmalar\u0131 da \"\u00f6nce \u00f6nleme, ortadan kald\u0131rma ile tamamlama\" ilkesine uygun olarak y\u00fcr\u00fct\u00fclmelidir. Kolay donan ve kolay p\u0131ht\u0131la\u015fan maddelerin toplanmas\u0131, teslimi, kullan\u0131m\u0131 ve y\u00f6netimini g\u00fc\u00e7lendirin, temel y\u00f6ntemlere g\u00f6re \u00f6nceden \u00f6nlem al\u0131n, y\u00f6netmeliklere uygun olarak dikkatli denetimler yap\u0131n ve g\u00fcvenli \u00fcretim sa\u011flama hedefine ula\u015fmak i\u00e7in donma ve t\u0131kanma sorunlar\u0131n\u0131 makul bir \u015fekilde ele al\u0131n.<\/p>\n\n\n\n

1) Antifriz y\u00f6ntemi<\/strong><\/p>\n\n\n\n

Donma ve yo\u011fu\u015fma \u00f6nleyici yayg\u0131n y\u00f6ntemler ki\u0307mya fabri\u0307kasi<\/a> <\/strong>bo\u015faltma, \u0131s\u0131 koruma, \u0131s\u0131 izleme ve sirk\u00fclasyonu i\u00e7erir. K\u0131\u015f\u0131n, donma ve yo\u011fu\u015fma \u00f6nleme, \u00f6nceki y\u0131llarda donma \u00f6nleme s\u00fcrecindeki sorunlar ve deneyimlerle birlikte ekipman ve boru hatlar\u0131n\u0131n \u00e7al\u0131\u015fma durumuna dayanmal\u0131 ve bunlardan biri benimsenmelidir. Bir veya daha fazla y\u00f6ntem.<\/p>\n\n\n\n

  1. Bo\u015faltma. Antifriz bo\u015faltma ve yo\u011fu\u015fma \u00f6nleme y\u00f6ntemleri kabaca \u00fc\u00e7 kategoriye ayr\u0131labilir:<\/li><\/ol>\n\n\n\n

    \u0130lk olarak, zeminde aral\u0131kl\u0131 olarak \u00e7al\u0131\u015ft\u0131r\u0131lan veya uzun s\u00fcre kullan\u0131lmayan ekipman ve boru hatlar\u0131 a\u015fa\u011f\u0131daki ad\u0131mlara g\u00f6re bo\u015falt\u0131labilir:<\/p>\n\n\n\n

    (1) \u0130lgili vanay\u0131 kapat\u0131n ve vanan\u0131n i\u00e7 s\u0131z\u0131nt\u0131s\u0131n\u0131 \u00f6nlemek i\u00e7in gerekirse bir k\u00f6r plaka ekleyin;<\/p>\n\n\n\n

    (2) Ekipmandaki malzemeleri bo\u015faltmak i\u00e7in y\u00fcksek nokta egzoz valfini ve al\u00e7ak nokta egzoz valfini a\u00e7\u0131n;<\/p>\n\n\n\n

    (3) Kal\u0131nt\u0131 malzemeleri azot ile temizleyin ve de\u011fi\u015ftirin;<\/p>\n\n\n\n

    (4) Normalde al\u00e7ak nokta tahliye vanas\u0131n\u0131 a\u00e7\u0131n ve d\u00fczenli olarak kontrol edin.<\/p>\n\n\n\n

    \u0130kincisi, yeralt\u0131 vana kuyular\u0131ndaki tesislerin ve boru hatlar\u0131n\u0131n, \u00f6zellikle de \u0131s\u0131s\u0131z yang\u0131n s\u00f6nd\u00fcrme tesislerinin (su monit\u00f6rleri ve yang\u0131n hidrantlar\u0131 gibi) drenaj\u0131d\u0131r. K\u00f6k vana vana kuyusundan kapat\u0131l\u0131r ve vanan\u0131n \u00fczerindeki su tahliye vanas\u0131ndan bo\u015falt\u0131l\u0131r ve temiz tutulur. Vana normalde a\u00e7\u0131kt\u0131r ve yang\u0131n monit\u00f6r\u00fcn\u00fcn kafas\u0131 a\u015fa\u011f\u0131 do\u011frudur.<\/p>\n\n\n\n

    \u00dc\u00e7\u00fcnc\u00fcs\u00fc ise ekipmanlar\u0131n, boru hatlar\u0131n\u0131n veya hortumlar\u0131n ge\u00e7ici olarak kullan\u0131lmas\u0131d\u0131r. Kullan\u0131mdan sonra, borulardaki ortam zaman\u0131nda bo\u015falt\u0131lmal\u0131 ve nitrojen ile temizlenmelidir; ko\u015fullar izin veriyorsa, yal\u0131t\u0131m at\u00f6lyesine yerle\u015ftirilebilirler.<\/p>\n\n\n\n

    1. \u0130zolasyon. Donma \u00f6nleme perspektifinden bak\u0131ld\u0131\u011f\u0131nda, kimya tesislerinin \u0131s\u0131 yal\u0131t\u0131m\u0131 temel olarak a\u015fa\u011f\u0131daki \u00fc\u00e7 hususu i\u00e7erir:<\/li><\/ol>\n\n\n\n

      Bunlardan ilki ekipman, boru hatlar\u0131 ve bunlar\u0131n \u0131s\u0131 yal\u0131t\u0131m y\u00fcnl\u00fc aksesuarlar\u0131d\u0131r. \u00d6nceki y\u0131llarda meydana gelen sorunlar k\u0131\u015ftan \u00f6nce birle\u015ftirilmelidir. Bu \u00e7al\u0131\u015fma dikkatlice ara\u015ft\u0131r\u0131lmal\u0131 ve geli\u015ftirilmelidir. Is\u0131s\u0131 olmayan ve donmay\u0131 \u00f6nlemek i\u00e7in sadece malzemenin s\u0131cakl\u0131\u011f\u0131na ba\u011fl\u0131 olan ekipmanlara \u00f6zellikle dikkat edin. Boru hatt\u0131n\u0131n ucunun, k\u00f6r ucun ve sahadaki bas\u0131n\u00e7 g\u00f6stergesinin \u0131s\u0131 korumas\u0131, \u0131s\u0131 korumas\u0131n\u0131n yerinde olmas\u0131n\u0131 sa\u011flar.<\/p>\n\n\n\n

      \u0130kincisi, at\u00f6lye gibi kapal\u0131 alanlar\u0131 s\u0131cak tutmak i\u00e7in hava ge\u00e7irmez tutmakt\u0131r. At\u00f6lyelerin kap\u0131, pencere ve perdelerinin sa\u011flam olup olmad\u0131\u011f\u0131n\u0131 kontrol edin ve at\u00f6lyelere zaman\u0131nda kalorifer takt\u0131r\u0131n.<\/p>\n\n\n\n

      \u00dc\u00e7\u00fcnc\u00fcs\u00fc, yeralt\u0131 vana kuyular\u0131n\u0131 s\u0131cakl\u0131k i\u00e7in kapatmakt\u0131r. Vana kuyular\u0131 i\u00e7in \u00f6nceden s\u0131zd\u0131rmazl\u0131k sa\u011flamak amac\u0131yla plastik bez kullan\u0131n ve gerekti\u011finde \u0131s\u0131 yal\u0131t\u0131m \u00f6nlemleri al\u0131n.<\/p>\n\n\n\n

      1. Is\u0131 izleme. K\u0131\u015f antifrizi s\u00f6z konusu oldu\u011funda, yayg\u0131n \u0131s\u0131 izleme ortamlar\u0131 aras\u0131nda s\u0131cak su izleme, buhar izleme ve elektrikli izleme yer al\u0131r. S\u0131cak su izleme, \u00e7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131n\u0131n y\u00fcksek olmad\u0131\u011f\u0131 veya y\u00fcksek s\u0131cakl\u0131kl\u0131 izleme ortam\u0131n\u0131n kullan\u0131lamad\u0131\u011f\u0131 ko\u015fullar i\u00e7in uygundur. Buharl\u0131 izleme genellikle t\u00fcp i\u00e7indeki ortam\u0131n \u00e7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131n\u0131n 150\u00b0C'den d\u00fc\u015f\u00fck oldu\u011fu durumlarda izleme i\u00e7in kullan\u0131l\u0131r.<\/li><\/ol>\n\n\n\n

        Elektrikli \u0131s\u0131 izleme sadece \u00e7e\u015fitli buhar izleme durumlar\u0131 i\u00e7in de\u011fil, ayn\u0131 zamanda \u0131s\u0131ya duyarl\u0131 orta boru hatlar\u0131 i\u00e7in de uygundur. S\u0131cakl\u0131\u011f\u0131 etkili bir \u015fekilde kontrol edebilir ve boru hatt\u0131n\u0131n a\u015f\u0131r\u0131 \u0131s\u0131nmas\u0131n\u0131 \u00f6nleyebilir. Da\u011f\u0131n\u0131k veya gaz besleme noktas\u0131ndan uzakta olan boru hatlar\u0131 veya ekipmanlar ve d\u00fczensiz \u015fekillere sahip ekipmanlar i\u00e7in uygundur. Is\u0131 izleme.<\/p>\n\n\n\n

        Is\u0131 izleme ortam\u0131n\u0131n se\u00e7imi, malzeme \u00f6zellikleri, endeks gereksinimleri, in\u015faat zorlu\u011fu, i\u015fletme maliyeti vb. ile birle\u015ftirilmeli ve donma ve yo\u011fu\u015fma \u00f6nleme amac\u0131na ula\u015f\u0131rken yeni sorunlardan ka\u00e7\u0131nmak i\u00e7in in\u015faat \u015fartnamelere uygun olarak yap\u0131lmal\u0131d\u0131r.<\/p>\n\n\n\n

        1. D\u00f6ng\u00fc. D\u00f6ng\u00fcsel antifriz ve yo\u011fu\u015fma \u00f6nleme y\u00f6ntemleri esas olarak aral\u0131kl\u0131 olarak \u00e7al\u0131\u015ft\u0131r\u0131lan veya uzun s\u00fcre kullan\u0131lmayan ekipman ve boru hatlar\u0131 i\u00e7in kullan\u0131l\u0131r ve yukar\u0131daki y\u00f6ntemler (bo\u015faltma, \u0131s\u0131 koruma, \u0131s\u0131 izleme) antifriz i\u00e7in kullan\u0131lmaz veya yukar\u0131daki y\u00f6ntemler antifriz gereksinimlerini kar\u015f\u0131layamaz. Y\u00f6ntem kabaca d\u00f6rt yola ayr\u0131l\u0131r:<\/li><\/ol>\n\n\n\n

          Bunlardan biri, malzemeyi \u00e7al\u0131\u015fan ekipman\u0131n \u00e7\u0131k\u0131\u015f\u0131ndan yedek ekipman\u0131n giri\u015fine geri d\u00f6nd\u00fcrerek sirk\u00fclasyon sa\u011flamakt\u0131r. Bu y\u00f6ntem genellikle yedek ekipman\u0131n antifriz ve yo\u011fu\u015fma \u00f6nleyici i\u00e7in kullan\u0131l\u0131r, \u00f6rne\u011fin pompa \u00e7\u0131k\u0131\u015f\u0131ndaki tek vanan\u0131n boru hatt\u0131n\u0131 bypass etmek veya tek vanan\u0131n makaras\u0131ndan delik a\u00e7mak gibi.<\/p>\n\n\n\n

          \u0130kincisi, ekipman giri\u015f boru hatt\u0131n\u0131 ekipman \u00e7\u0131k\u0131\u015f boru hatt\u0131na k\u00f6pr\u00fclemektir. Bu y\u00f6ntem genellikle devre d\u0131\u015f\u0131 b\u0131rak\u0131lan \u0131s\u0131 e\u015fanj\u00f6r\u00fc giri\u015f ve \u00e7\u0131k\u0131\u015f boru hatlar\u0131n\u0131n donmas\u0131n\u0131 \u00f6nlemek i\u00e7in kullan\u0131l\u0131r. Giri\u015f ve \u00e7\u0131k\u0131\u015f borular\u0131n\u0131 korumak i\u00e7in daha k\u00fc\u00e7\u00fck \u00e7apl\u0131 boru hatlar\u0131n\u0131 \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn giri\u015f vanas\u0131ndan \u00f6nce ve sonra ba\u011flay\u0131n. Boru hatt\u0131 ortam\u0131 sirk\u00fcle edilir.<\/p>\n\n\n\n

          \u00dc\u00e7\u00fcnc\u00fcs\u00fc, normal \u00e7al\u0131\u015fma moduna g\u00f6re az miktarda sirk\u00fclasyon yapmak ve genellikle ortam sirk\u00fclasyon miktar\u0131n\u0131 azaltmak ve antifriz gereksinimlerini kar\u015f\u0131lamak i\u00e7in bekleme ekipman\u0131n\u0131n \u00e7\u0131k\u0131\u015f vanas\u0131n\u0131 m\u00fcmk\u00fcn oldu\u011funca kapatmaya \u00e7al\u0131\u015fmakt\u0131r.<\/p>\n\n\n\n

          D\u00f6rd\u00fcnc\u00fc olarak, az miktarda ortam s\u00fcrekli veya aral\u0131kl\u0131 olarak bo\u015falt\u0131l\u0131r. Bu y\u00f6ntem esas olarak hortum istasyonlar\u0131, depolama tank\u0131 dehidrasyon boru hatlar\u0131 ve vanalar\u0131, buhar boru hatt\u0131 al\u00e7ak nokta tahliye vanalar\u0131, g\u00f6z y\u0131kamalar\u0131 vb. gibi boru hatt\u0131n\u0131n sonunda kurulamayan antifriz i\u00e7indir.<\/p>\n\n\n\n

          2) Antifriz kontrol\u00fc<\/strong><\/p>\n\n\n\n

          Donma \u00f6nleme denetimi, k\u0131\u015f donma \u00f6nleme \u00e7al\u0131\u015fmalar\u0131n\u0131n son derece \u00f6nemli bir par\u00e7as\u0131d\u0131r. D\u00fczenli donma \u00f6nleme denetimleri, donma \u00f6nleme i\u015flemi s\u0131ras\u0131nda ortaya \u00e7\u0131kan sorunlar\u0131 derhal ke\u015ffedip ele alabilir ve donma sorununun daha da b\u00fcy\u00fcmesini etkili bir \u015fekilde \u00f6nleyebilir. Antifriz denetimi esas olarak antifriz ve antikoag\u00fclasyon \u00e7al\u0131\u015fmalar\u0131n\u0131n etkisini kontrol etmek, eksiklikleri kontrol etmek ve antifriz ve antikoag\u00fclasyon \u00e7al\u0131\u015fmalar\u0131n\u0131 daha da iyile\u015ftirmek i\u00e7indir. Ana denetim i\u00e7erikleri ve y\u00f6ntemleri a\u015fa\u011f\u0131daki gibidir:<\/p>\n\n\n\n

          1. Buhar izleme boru hatt\u0131 i\u00e7in buhar kapan\u0131n\u0131n tahliye durumunu d\u00fczenli olarak kontrol edin. Tahliyenin anormal oldu\u011fu tespit edilirse, ara\u015ft\u0131rmay\u0131 ve tedaviyi zaman\u0131nda ger\u00e7ekle\u015ftirin. Tahliye durumu do\u011frudan kontrol edilemiyorsa (tahliye geri kazan\u0131m istasyonuna konsantre olmak gibi), bir s\u0131cakl\u0131k \u00f6l\u00e7\u00fcm tabancas\u0131 kullan\u0131n veya elinizle kondenstop valf g\u00f6vdesine dokunun. (Is\u0131 koruma s\u0131ras\u0131nda tespit deliklerinin ayr\u0131lmas\u0131 gerekir). Genel olarak, muayene s\u0131cakl\u0131\u011f\u0131n 30\u00b0C'nin \u00fczerinde olmas\u0131n\u0131 gerektirir veya s\u0131cak hissetmek normaldir. Bazen dokunman\u0131n s\u0131cakl\u0131\u011f\u0131, \u00f6zellikle drenaj geri d\u00f6n\u00fc\u015f\u00fcm istasyonuna yo\u011funla\u015ft\u0131\u011f\u0131 durum i\u00e7in drenaj\u0131n normal oldu\u011funu do\u011frulamaz. Yak\u0131ndaki normal drenaj boru hatt\u0131 \u0131s\u0131 iletir ve bu da genellikle denetim kararlar\u0131n\u0131 yanl\u0131\u015f y\u00f6nlendirir.<\/li>
          2. S\u0131cak su izleme i\u00e7in, su ak\u0131\u015f\u0131n\u0131 bir su ak\u0131\u015f g\u00f6stergesi ile kontrol edin veya elektrik izleme kablosunun s\u0131cakl\u0131\u011f\u0131n\u0131n normal olup olmad\u0131\u011f\u0131n\u0131 kontrol etmek i\u00e7in elektrik izleme kablosunun ayr\u0131lm\u0131\u015f inceleme konumuna dokunmak i\u00e7in bir s\u0131cakl\u0131k tabancas\u0131 veya el kullan\u0131n; izleme s\u0131cak su boru hatt\u0131 geri d\u00f6n\u00fc\u015ft\u00fcr\u00fcld\u00fc\u011f\u00fcnde, denetim karar\u0131n\u0131 etkileyecek olan aksesuarlar\u0131n normal s\u0131cak su boru hatt\u0131n\u0131n \u0131s\u0131 iletiminden kaynaklanan paraziti \u00f6nlemek i\u00e7in de deneyime dayanmal\u0131d\u0131r.<\/li>
          3. S\u0131cakl\u0131k g\u00f6stergeli elektrikli \u0131s\u0131tma sadece s\u0131cakl\u0131k g\u00f6sterge de\u011ferini d\u00fczenli olarak kontrol etmekle kalmamal\u0131, ayn\u0131 zamanda s\u0131cakl\u0131k g\u00f6stergesinin yanl\u0131\u015f olmas\u0131n\u0131 \u00f6nlemek ve elektrikli \u0131s\u0131tma kablosunun s\u0131cakl\u0131\u011f\u0131n\u0131n normal oldu\u011fundan emin olmak i\u00e7in inceleme konumunu rezerve etmek \u00fczere elektrikli \u0131s\u0131tma kablosuna dokunmak i\u00e7in bir s\u0131cakl\u0131k \u00f6l\u00e7\u00fcm tabancas\u0131 veya el kullanmal\u0131d\u0131r. S\u0131cakl\u0131k g\u00f6stergesi olmayan elektrikli \u0131s\u0131tma s\u0131cakl\u0131\u011f\u0131 tespit etmelidir.<\/li>
          4. Hava ge\u00e7irmez at\u00f6lyeler, kap\u0131 ve pencerelerin s\u0131zd\u0131rmazl\u0131\u011f\u0131n\u0131 ve \u0131s\u0131tma s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fczenli olarak kontrol etmek ve i\u00e7 mekan s\u0131cakl\u0131\u011f\u0131na g\u00f6re i\u00e7 mekan \u0131s\u0131tma miktar\u0131n\u0131 ayarlamak i\u00e7in termometrelerle donat\u0131lmal\u0131d\u0131r; vana kuyular\u0131n\u0131n yal\u0131t\u0131m\u0131n\u0131 ve s\u0131zd\u0131rmazl\u0131\u011f\u0131n\u0131 kontrol edin ve gerekirse i\u00e7 s\u0131cakl\u0131\u011f\u0131 izleyin.<\/li>
          5. Bo\u015falt\u0131lan ekipman\u0131 ve boru hatt\u0131n\u0131n al\u00e7ak noktas\u0131n\u0131 malzeme \u00e7\u0131k\u0131\u015f\u0131 ve donma a\u00e7\u0131s\u0131ndan d\u00fczenli olarak kontrol edin veya de\u011ferlendirmek i\u00e7in boru hatt\u0131na vurmak i\u00e7in bir anahtar kullan\u0131n. Donma tespit edilirse, malzemenin kayna\u011f\u0131n\u0131 zaman\u0131nda kontrol edin ve ilgili i\u015flemi yap\u0131n.<\/li>
          6. Ekipman\u0131 ve boru hatt\u0131 antifriz \u00e7evrim ge\u00e7i\u015flerini d\u00fczenli olarak kontrol edin. Su ak\u0131\u015f g\u00f6stergesi veya g\u00f6zetleme cam\u0131 varsa, g\u00f6stergenin normal olup olmad\u0131\u011f\u0131n\u0131 g\u00f6zlemleyin; su ak\u0131\u015f g\u00f6stergesi veya g\u00f6zetleme cam\u0131 yoksa, ekipman g\u00f6vdesine veya ilgili antifriz \u00e7apraz hatt\u0131na dokunmak i\u00e7in bir s\u0131cakl\u0131k \u00f6l\u00e7\u00fcm tabancas\u0131 veya el kullan\u0131n S\u0131cakl\u0131kla karar vermek zorsa, ekipman veya boru hatt\u0131 malzemelerinin ak\u0131\u015f\u0131n\u0131 de\u011ferlendirmek i\u00e7in dinleme \u00e7ubu\u011fu da kullan\u0131labilir. Az miktarda harici de\u015farj d\u00f6ng\u00fcs\u00fc antifrizi alan malzemeler i\u00e7in, harici de\u015farj hacminin normal olup olmad\u0131\u011f\u0131n\u0131 d\u00fczenli olarak kontrol edin.<\/li>
          7. Cihaz\u0131n \u0131s\u0131 izlemesi, cihaz\u0131n \u0131s\u0131 izleme kutusunun s\u0131zd\u0131rmazl\u0131k durumunu ve i\u00e7indeki s\u0131cakl\u0131\u011f\u0131 d\u00fczenli olarak kontrol edin. Ayn\u0131 zamanda, yukar\u0131daki y\u00f6nteme g\u00f6re \u0131s\u0131 izleme y\u00f6ntemine g\u00f6re cihaz\u0131n \u0131s\u0131 izlemesini kontrol edin; ayr\u0131ca, yerinde ve uzaktan iletim cihazlar\u0131n\u0131 kar\u015f\u0131la\u015ft\u0131rabilir ve normal cihaza ba\u015fvurabilirsiniz. Belirtilen de\u011fer, sayac\u0131n donmu\u015f veya t\u0131kanm\u0131\u015f olup olmad\u0131\u011f\u0131n\u0131 de\u011ferlendirmek i\u00e7in kullan\u0131l\u0131r.<\/li>
          8. Uzun s\u00fcreli kullan\u0131m veya yedek hareketli ekipman olup olmad\u0131\u011f\u0131na bak\u0131lmaks\u0131z\u0131n, ekipman\u0131n \u00f6nceden donmu\u015f veya t\u0131kanm\u0131\u015f olup olmad\u0131\u011f\u0131n\u0131 \u00f6\u011frenmek i\u00e7in d\u00fczenli olarak kranklanmal\u0131d\u0131r; kranklanamayan ekipman (konserve motor pompalar\u0131 gibi), antifriz d\u00f6ng\u00fcs\u00fc kontrol\u00fcne ek olarak, ba\u015flat\u0131l\u0131rken \u00d6nce nokta tipi yap\u0131lmal\u0131 ve kolay donan par\u00e7alar\u0131n (konserve motor pompas\u0131n\u0131n arka koltu\u011fu gibi) s\u0131cakl\u0131\u011f\u0131 \u00f6l\u00e7\u00fclmeli ve normal olduktan sonra ba\u015flat\u0131lmal\u0131d\u0131r.<\/li>
          9. Gaz (buhar) boru hatt\u0131n\u0131n sonundaki egzoz vanas\u0131, U \u015feklindeki k\u0131vr\u0131ml\u0131 al\u00e7ak nokta egzoz vanas\u0131, hortum istasyonu vanas\u0131 vb. al\u00e7ak noktalarda malzeme birikmesini ve boru hatt\u0131n\u0131n donmas\u0131na ve t\u0131kanmas\u0131na neden olmas\u0131n\u0131 \u00f6nlemek i\u00e7in uygun bir a\u00e7\u0131kl\u0131k sa\u011flay\u0131n veya d\u00fczenli drenaj denetimleri ger\u00e7ekle\u015ftirin.<\/li>
          10. Saya\u00e7 gaz\u0131 ile ilgili olarak, ana hatt\u0131n u\u00e7 ve al\u00e7ak noktalar\u0131n\u0131n d\u00fczenli olarak bo\u015falt\u0131lmas\u0131na ek olarak, saya\u00e7taki suyun birikerek donmas\u0131n\u0131 \u00f6nlemek i\u00e7in i\u00e7 su i\u00e7eri\u011fi de test edilmelidir, bu da sayac\u0131n ayar yapamamas\u0131na neden olur.<\/li>
          11. Sarf malzemelerini bo\u015faltma \u00e7\u0131k\u0131\u015flar\u0131n\u0131, d\u0131\u015far\u0131 su ak\u0131p akmad\u0131\u011f\u0131n\u0131 veya al\u00e7ak nokta bo\u015faltma vanas\u0131nda donma t\u0131kan\u0131kl\u0131\u011f\u0131 olup olmad\u0131\u011f\u0131n\u0131 d\u00fczenli olarak kontrol edin, sorun bulunursa zaman\u0131nda taray\u0131n ve k\u00f6k vanan\u0131n s\u0131k\u0131ca kapal\u0131 olup olmad\u0131\u011f\u0131n\u0131 do\u011frulay\u0131n.<\/li>
          12. Havaland\u0131rma portunun t\u0131kal\u0131 olmad\u0131\u011f\u0131ndan emin olmak i\u00e7in tank havaland\u0131rma valfi ve alev tutucu, acil durum havaland\u0131rma bas\u0131nc\u0131 tahliye portu, hava kompres\u00f6r\u00fc havaland\u0131rma portu ve kazan emniyet valfi havaland\u0131rma portu gibi sistem havaland\u0131rma ve solunum tahliye portlar\u0131n\u0131 d\u00fczenli olarak kontrol edin.<\/li>
          13. D\u0131\u015f fan giri\u015f koruma a\u011f\u0131, filtre a\u011f\u0131, motor ve di\u011fer ekipman so\u011futma ve \u0131s\u0131 da\u011f\u0131tma fan\u0131 giri\u015f koruma a\u011flar\u0131n\u0131n donma nedeniyle t\u0131kan\u0131p t\u0131kanmad\u0131\u011f\u0131n\u0131 d\u00fczenli olarak kontrol edin. Ekipman\u0131n etraf\u0131nda buhar emisyonu varsa veya karl\u0131 havalarda t\u0131kanma e\u011filimi vard\u0131r.<\/li>
          14. D\u0131\u015f su s\u0131zd\u0131rmaz tanktaki veya s\u0131v\u0131 s\u0131zd\u0131rmaz tanktaki s\u0131v\u0131n\u0131n donma nedeniyle t\u0131kan\u0131p t\u0131kanmad\u0131\u011f\u0131n\u0131 d\u00fczenli olarak kontrol edin ve herhangi bir anormallik bulunursa, d\u00fczg\u00fcn \u00e7al\u0131\u015fmas\u0131n\u0131 sa\u011flamak i\u00e7in zaman\u0131nda ilgilenin.<\/li>
          15. S\u0131cakl\u0131kta ciddi bir d\u00fc\u015f\u00fc\u015f olmas\u0131 durumunda veya geceleri, denetim g\u00fc\u00e7lendirilmeli ve e\u015flik eden \u0131s\u0131, tesisin \u0131s\u0131tma kapasitesi ve antifriz d\u00f6ng\u00fcs\u00fc s\u0131cakl\u0131\u011fa g\u00f6re ayarlanmal\u0131d\u0131r.<\/li><\/ol>\n\n\n\n

            3) Donma t\u0131kan\u0131kl\u0131\u011f\u0131 tedavisi<\/strong><\/p>\n\n\n\n

            \u00c7\u00f6z\u00fclme s\u00fcrecinde, \u00f6zel ko\u015fullara g\u00f6re ele al\u0131nmal\u0131d\u0131r. Genel olarak, donma nedeniyle bloke olan ekipmanlar, k\u0131sa boru hatlar\u0131, saya\u00e7lar, vanalar vb. i\u00e7in buhar do\u011frudan bloke olan y\u00fczeyi \u00e7\u00f6z\u00fcnd\u00fcrmek i\u00e7in kullan\u0131labilir ve \u0131s\u0131 korumas\u0131 gereklidir. Is\u0131 korumas\u0131n\u0131n kilidini \u00f6nceden a\u00e7\u0131n; donmu\u015f ekipman b\u00fcy\u00fckse ve boru hatt\u0131 daha uzunsa, ge\u00e7ici \u0131s\u0131 izleme (metal hortum kullanmak gibi) ve \u0131s\u0131 koruma y\u00f6ntemi genellikle yava\u015f\u00e7a buz \u00e7\u00f6zme i\u00e7in kullan\u0131l\u0131r. Donmu\u015f ekipman, boru hatlar\u0131, aletler ve vanalar\u0131n \u00e7\u0131kar\u0131lmas\u0131 kolaysa, bunlar \u00e7\u0131kar\u0131labilir ve uygun \u015fekilde \u00e7\u00f6z\u00fclmeleri i\u00e7in daha y\u00fcksek s\u0131cakl\u0131ktaki bir odaya yerle\u015ftirilebilir.<\/p>\n\n\n\n

            Donma t\u0131kan\u0131kl\u0131\u011f\u0131n\u0131n giderilmesi s\u00fcrecinde zehirli ve zararl\u0131 gazlar\u0131n, s\u0131v\u0131lar\u0131n d\u0131\u015far\u0131 p\u00fcsk\u00fcrmesi, insanlara zarar vermesi veya patlamalara neden olmas\u0131 gibi g\u00fcvenlik kazalar\u0131n\u0131 \u00f6nlemek i\u00e7in i\u015flem s\u0131ras\u0131nda a\u015fa\u011f\u0131daki noktalara dikkat edilmesi gerekir:<\/p>\n\n\n\n

            Birincisi, donmu\u015f ekipman, boru hatlar\u0131 ve vanalar\u0131n \u00e7atlak veya hasarl\u0131 olup olmad\u0131\u011f\u0131n\u0131 ve vana anahtarlama durumunu kontrol etmektir;<\/p>\n\n\n\n

            \u0130kincisi, i\u015flemden \u00f6nce ilgili sistemleri izole etmektir;<\/p>\n\n\n\n

            \u00dc\u00e7\u00fcnc\u00fcs\u00fc, yava\u015f \u00e7al\u0131\u015fmak, yava\u015f\u00e7a \u00e7\u00f6zmek i\u00e7in d\u00fc\u015f\u00fck s\u0131cakl\u0131kta buhar kullanmak, ani \u0131s\u0131nman\u0131n donmu\u015f ekipmana, boru hatlar\u0131na ve vanalara zarar vermesini \u00f6nlemektir;<\/p>\n\n\n\n

            D\u00f6rd\u00fcnc\u00fcs\u00fc, \u00e7\u00f6z\u00fclme s\u00fcreci aniden tarand\u0131ktan sonra cihaz ve s\u00fcre\u00e7 ko\u015fullar\u0131 \u00fczerindeki etkiyi g\u00f6z \u00f6n\u00fcnde bulundurmak ve \u00f6nceden kar\u015f\u0131 \u00f6nlemler almakt\u0131r.<\/p>\n\n\n\n

            4) Di\u011fer konular<\/strong><\/p>\n\n\n\n

            1. \u00d6nceki y\u0131llardaki donma \u00f6nleme deneyimini birle\u015ftirerek, meydana gelen donma \u00f6nleme sorunlar\u0131yla ilgilenin ve yal\u0131t\u0131m malzemeleri, tuzaklar, alt\u0131n hortumlar, ge\u00e7ici ba\u011flant\u0131lar, donma \u00f6nleyici eldivenler vb. gibi donma \u00f6nleyici malzemeler haz\u0131rlay\u0131n.<\/li>
            2. Donma \u00f6nleyici sorunlarla ba\u015fa \u00e7\u0131kmak i\u00e7in yeterli zaman sa\u011flamak ve donma \u00f6nleyici \u00f6nlemlerin ba\u015far\u0131s\u0131z olmas\u0131na yol a\u00e7an ani s\u0131cakl\u0131k d\u00fc\u015f\u00fc\u015f\u00fcn\u00fc \u00f6nlemek i\u00e7in k\u0131\u015f ba\u015flamadan \u00f6nce \u00f6nlem al\u0131n, \u00e7e\u015fitli donma \u00f6nleyici \u00f6nlemleri uygulamaya koyun ve kontrol edin.<\/li>
            3. Sadece donma \u00f6nleme ihtiya\u00e7lar\u0131n\u0131 kar\u015f\u0131lamak i\u00e7in de\u011fil, ayn\u0131 zamanda a\u015f\u0131r\u0131 \u0131s\u0131, a\u015f\u0131r\u0131 proses g\u00f6stergeleri ve yanl\u0131\u015f cihaz g\u00f6stergelerinin neden oldu\u011fu israf\u0131 \u00f6nlemek i\u00e7in e\u015flik eden \u0131s\u0131y\u0131 zaman\u0131nda ayarlay\u0131n.<\/li>
            4. Is\u0131 izlemeli malzeme boru hatt\u0131, malzemenin \u0131s\u0131nmas\u0131 ve genle\u015fmesinden kaynaklanan ekipman veya boru hatt\u0131 bas\u0131nc\u0131n\u0131 \u00f6nlemek i\u00e7in bir genle\u015fme y\u00f6n\u00fcne sahip olmal\u0131d\u0131r. Bir bas\u0131n\u00e7 g\u00f6stergesi varsa, bas\u0131nc\u0131n\u0131 izlemeye dikkat edin.<\/li>
            5. Malzeme boru hatt\u0131 \u00e7al\u0131\u015f\u0131yor ve ak\u0131yor ve \u0131s\u0131 izleme boru hatt\u0131 ile izledi\u011fi malzeme boru hatt\u0131 birbirini \u0131s\u0131t\u0131yor. Boru hatt\u0131ndaki malzemenin ak\u0131\u015f\u0131 durursa, kontrol edilmeli ve \u0131s\u0131 izleme uygun \u015fekilde art\u0131r\u0131lmal\u0131d\u0131r.<\/li>
            6. G\u00f6z banyosunun izleme s\u0131cakl\u0131\u011f\u0131 uygundur ve izleme s\u0131cakl\u0131\u011f\u0131n\u0131n acil kullan\u0131mda yeni yaralanmalara neden olacak kadar y\u00fcksek olmas\u0131ndan ka\u00e7\u0131n\u0131lmal\u0131d\u0131r.<\/li>
            7. Bak\u0131m nedeniyle s\u0131cak su veya buhar izlemenin ge\u00e7ici olarak durdurulmas\u0131 gerekiyorsa, \u0131s\u0131 izleme borusunun ve \u0131s\u0131t\u0131lan malzeme boru hatt\u0131n\u0131n donmas\u0131n\u0131 ve t\u0131kanmas\u0131n\u0131 \u00f6nlemek i\u00e7in dikkatli olunmal\u0131d\u0131r.<\/li>
            8. Is\u0131 izlemesi olan ekipman i\u00e7in, \u00e7al\u0131\u015fma s\u0131ras\u0131nda \u0131s\u0131y\u0131 da\u011f\u0131tmas\u0131 gerekiyorsa, ekipman\u0131n \u00e7al\u0131\u015fmas\u0131nda a\u015f\u0131r\u0131 s\u0131cakl\u0131\u011f\u0131 \u00f6nlemek i\u00e7in \u0131s\u0131 korumas\u0131 devre d\u0131\u015f\u0131 b\u0131rak\u0131lmal\u0131, a\u015fa\u011f\u0131 ayarlanmal\u0131 veya \u0131s\u0131 izleme devre d\u0131\u015f\u0131 b\u0131rak\u0131lmal\u0131d\u0131r.<\/li>
            9. Elektrikli \u0131s\u0131 izleme sistemi a\u015f\u0131r\u0131 y\u00fcklenmeyi ve devrilmeyi veya alev almay\u0131 \u00f6nlemek i\u00e7in \u0131s\u0131 izleme y\u00fck\u00fcne dikkat etmelidir; elektrikli \u0131s\u0131 izleme sistemi \u00f6nce kapat\u0131lmal\u0131 ve bak\u0131m s\u0131ras\u0131nda \u0131s\u0131t\u0131lan malzemelerin donmas\u0131n\u0131 \u00f6nleyici tedbirler dikkate al\u0131nmal\u0131d\u0131r.<\/li>
            10. Buhar izleme drenaj\u0131n\u0131n su darbesi gibi anormal oldu\u011fu, drenaj miktar\u0131n\u0131n \u00e7ok k\u00fc\u00e7\u00fck veya \u00e7ok b\u00fcy\u00fck oldu\u011fu ve izlemenin s\u0131cak olmad\u0131\u011f\u0131 ve zaman\u0131nda ele al\u0131nmas\u0131 gerekti\u011fi tespit edildi.<\/li>
            11. D\u00f6ng\u00fcsel donma \u00f6nleme y\u00f6ntemini benimseyin, donma \u00f6nleme gereksinimlerinin kar\u015f\u0131lanmas\u0131 durumunda, a\u015f\u0131r\u0131 sirk\u00fclasyonun neden oldu\u011fu gereksiz israf\u0131 \u00f6nlemek i\u00e7in sirk\u00fclasyon hacmini azaltmaya \u00e7al\u0131\u015f\u0131n.<\/li>
            12. Yang\u0131n s\u00f6nd\u00fcrme vanas\u0131 kuyular\u0131na benzer \u015fekilde, yeralt\u0131 vanalar\u0131 kapal\u0131 oldu\u011funda, acil durumlarda zaman\u0131nda kullan\u0131ma haz\u0131rlanmak i\u00e7in kuyu kapaklar\u0131n\u0131 ve vanalar\u0131 a\u00e7maya y\u00f6nelik aletler donat\u0131lmal\u0131d\u0131r.<\/li>
            13. Sahada damlama ve s\u0131z\u0131nt\u0131 olgusunu zaman\u0131nda ortadan kald\u0131r\u0131n, zeminde buzlanma ve havada as\u0131l\u0131 buz olgusundan ka\u00e7\u0131n\u0131n. Olu\u015fursa, zaman\u0131nda ilgilenin.<\/li>
            14. Denetimlerin kalitesini sa\u011flamak i\u00e7in donma \u00f6nleme denetimlerini d\u00fczenli olarak ger\u00e7ekle\u015ftirin. Ayn\u0131 zamanda, farkl\u0131 zaman dilimlerine, s\u0131cakl\u0131k ko\u015fullar\u0131na ve donma \u00f6nleme zorlu\u011funa g\u00f6re denetimlere odaklan\u0131n.<\/li><\/ol>\n\n\n\n

              A practical sourcing checklist for general industrial chemicals<\/h2>\n

              General chemical decisions usually become clearer when teams move from theory to application fit: what the material needs to do, how pure it needs to be, how it behaves in the real process, and what downstream constraints it must satisfy.<\/p>\n

                \n
              • Define the use case first:<\/strong> laboratory understanding and industrial purchasing often need different levels of specification detail.<\/li>\n
              • Check process compatibility:<\/strong> handling, blending, stability, and downstream interaction often determine whether a material is practical to use.<\/li>\n
              • Review storage and transport behavior:<\/strong> shelf life, moisture sensitivity, temperature range, and packaging can all matter commercially.<\/li>\n
              • Use sample validation when the application is critical:<\/strong> small-scale confirmation often saves the most time before a full purchasing decision.<\/li>\n<\/ul>\n

                FAQ for buyers and formulators<\/h3>\n

                Why can a material that looks correct on paper still underperform in use?<\/strong>
                Because real-world process conditions, substrate interaction, and storage behavior can reveal problems that are not obvious in a simplified specification review.<\/p>\n

                Should technical chemical selection always start with the lowest-cost option?<\/strong>
                Not usually. The lowest purchase price is not always the lowest use cost once process fit, stability, and downstream quality are considered.<\/p>\n","protected":false},"excerpt":{"rendered":"

                Winter anti-freezing and anti-condensation work in chemical factory is the main means to ensure safe production. In order to prevent all freezing and condensation accidents, the anti-freezing and anti-condensation work<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[106],"tags":[],"class_list":["post-4873","post","type-post","status-publish","format-standard","hentry","category-laboratory-news"],"yoast_head":"\nHow do chemical plants prevent freezing and condensation in winter? - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"Winter anti-freezing and anti-condensation work in chemical factory is the main means to ensure safe production. 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