M'makampani a petrochemical, kuwonongeka kwa mapaipi kumawopseza kwambiri chitetezo chantchito, kuteteza chilengedwe, komanso kugwiritsa ntchito bwino chuma. Mapaipi nthawi zambiri amanyamula zinthu zowononga monga mafuta, gasi, mankhwala a sulfure, ma asidi, ndi ma alkalis, zomwe zimapangitsa kupewa dzimbiri kwa mapaipi kukhala patsogolo pa uinjiniya. Nkhaniyi ikuwunikira njira zogwirira ntchito zotsutsana ndi dzimbiri mu mapaipi a petrochemical, kuphimba zinthu zosankhidwa, chitetezo cha pamwamba, chitetezo cha cathodic, ndi kuwunika kwa dzimbiri.
Kusankhidwa Kwazinthu: Mzere Woyamba wa Chitetezo
Kusankha zipangizo zosagwira dzimbiri kumawonjezera moyo wautumiki wa mapaipi. Zosankha zodziwika bwino ndi izi:
| Zakuthupi | Mtundu | Zofunika Kwambiri | Malo Ogwiritsira Ntchito |
|---|---|---|---|
| 316l ndi | Chitsulo chosapanga dzimbiri cha Austenitic | Kukana kwabwino kwa maenje; chowotcherera | Acidic media, kukhudzana ndi kloridi |
| S32205 / S32750 | Duplex / Super Duplex | Mphamvu yayikulu, kukana bwino kwa kloridi | Offshore, brine mapaipi |
| Mtengo wa 625/825 | Nickel Alloy | Kukana kwapadera kwa ma asidi amphamvu ndi ma alkalis | Desulfurization, high-temp systems |
| Carbon Steel yokhala ndi Linings | Lined Steel | Zotsika mtengo, zotetezedwa ndi zingwe | Mafuta olemera a sulfure, mizere yotsika kwambiri |
Kupaka Pamwamba: Chotchinga Chakuthupi Cholimbana ndi Kuwonongeka
Zovala zakunja ndi zamkati zimapereka chotchinga chotchinga kutsekereza zinthu zowononga:
• Kupaka phula la malasha:Njira yachikale ya mapaipi okwiriridwa.
• Fusion Bonded Epoxy (FBE):Kukana kutentha kwambiri komanso kumamatira mwamphamvu.
• 3-Layer PE / PP zokutira:Amagwiritsidwa ntchito kwambiri pamapaipi opatsira mtunda wautali.
Zingwe zamkati: Chepetsa kukana kwamadzimadzi ndikuteteza ku dzimbiri mkati mwakhoma.
Kukonzekera bwino kwa pamwamba ndi kugwiritsa ntchito ndizofunikira kwambiri kuti zokutira izi zitheke.
Chitetezo cha Cathodic: Electrochemical Anti-Corrosion Technology
Chitetezo cha Cathodic chimalepheretsa kuwonongeka kwa electrochemical pokakamiza mapaipi kuti akhale ngati cathode:
• Nsembe Anode System: Amagwiritsa ntchito zinki, magnesium, kapena aluminium anode.
• Dongosolo Lamakono Losangalatsa: Limagwiritsa ntchito gwero lamphamvu lakunja kuti ligwiritse ntchito zamakono.
Njirayi imagwiritsidwa ntchito kwambiri pamapaipi okwiriridwa ndi pansi pa nyanja, nthawi zambiri amaphatikizidwa ndi zokutira kuti zigwire bwino ntchito.
Kuwunika ndi Kusamalira Kuwonongeka
Kuwunika pafupipafupi kumathandizira kuzindikira msanga za dzimbiri, kumachepetsa chiopsezo cha kulephera:
• Magetsi Resistance Probes ndi Electrochemical Noise Monitoring for real-time analysis;
• Kuyeza kwa makulidwe a Ultrasonic pozindikira kupatulira khoma;
• Makuponi owononga dzimbiri kuti aone kuchuluka kwa dzimbiri pakapita nthawi.
Kukhazikitsa mayendedwe anthawi zonse, ndondomeko zoyeretsera, ndi mankhwala opangira mankhwala kumathandiza kuti mapaipi asamayende bwino.
Kutsata Miyezo ya Viwanda
Onetsetsani kuti mapangidwe anu a mapaipi ndi chitetezo akugwirizana ndi malamulo apadziko lonse lapansi:
TS EN ISO 21809 Miyezo yokutira yakunja yamapaipi m'mafakitale amafuta ndi gasi;
NACE SP0169 - Njira zachitetezo cha Cathodic;
API 5L / ASME B31.3 - Chitoliro cha mzere ndi ndondomeko yomanga mapaipi.
Kutsiliza: Njira Yophatikizika ya Chitetezo cha Nthawi Yaitali
Kuteteza bwino kwa dzimbiri kwa mapaipi kumafuna njira yamitundu ingapo, kuphatikiza:
• Kusankha zinthu mwanzeru,
• Makanema opaka mwamphamvu,
• Proactive cathodic chitetezo, ndi
• Ndondomeko zodalirika zowunika ndi kukonza.
Potengera njira yokwanira yowongolera dzimbiri, oyendetsa mafuta a petrochemical amatha kuchepetsa kutsekeka kosakonzekera, kukulitsa moyo wachuma, ndikuwonetsetsa kuti ntchito zikuyenda bwino.
Nthawi yotumiza: May-27-2025