Tsawg-kub forged steel pob li qub yog tsim los rau cov ntawv thov uas qhov chaw ua haujlwm kub poob qis hauv qhov chaw khov dej (0 degree lossis 32 degree F) lossis qhov chaw muaj cua txias. Cov li qub no yog qhov tseem ceeb hauv kev lag luam xws li cryogenics, liquefied natural gas (LNG) ua, thiab cov txheej txheem tshuaj tsis tshua muaj kub. Ntawm no yog cov yam ntxwv ntawm daim ntawv thov thiab tsim cov kev cai ntawm qhov kub thiab txias forged steel pob li qub:
Cov yam ntxwv ntawm kev siv:
Cryogenic Services:Tsawg-kub forged steel pob li qub tshwj xeeb yog tsim los siv rau hauv cov ntawv thov cryogenic uas tsis tshua muaj qhov kub thiab txias, xws li tuav cov roj liquefied, suav nrog nitrogen, oxygen, LNG, thiab hydrogen.
Sealing Integrity:Cov ntawv thov Cryogenic xav tau kev sib khi zoo heev los tiv thaiv cov pa tawm thiab ua kom muaj kev nyab xeeb thiab ua haujlwm tau zoo.
Cov Khoom Siv Kub Kub:Valves yuav tsum tau tsim los ntawm cov ntaub ntawv uas nyob twj ywm ductile thiab tswj lawv cov cuab yeej cuab tam ntawm qhov kub tsis tshua muaj siab. Cov ntaub ntawv muaj xws li austenitic stainless hlau, xws li 304L thiab 316L, nrog rau cov nickel alloys zoo li Inconel.
Cryogenic Valve Tsim:Cov li qub no yuav tsum muaj cov qauv tsim tshwj xeeb kom txo qis kev hloov pauv cua sov, xws li cov kaus mom txuas ntxiv thiab cov qauv txuas ntxiv kom cov qia ntim thiab cov khoom sib khi tawm ntawm cov kua dej txias.
Kev nyab xeeb thiab kev ntseeg tau:Hauv kev siv cryogenic, kev nyab xeeb yog qhov tseem ceeb tshaj plaws. Valve tsim thiab kev tsim khoom yuav tsum ua qhov tseem ceeb ntawm kev nyab xeeb thiab kev ntseeg siab los tiv thaiv kev sib tsoo thiab ua kom muaj kev ua haujlwm zoo.
Kev Tsim Nyog:
Kev xaiv khoom siv:Siv cov ntaub ntawv kub qis uas tseem muaj zog thiab ua rau ntawm qhov kub thiab txias. Stainless hlau thiab high-nickel alloys feem ntau yog siv. Tsis tas li ntawd, cov khoom siv valve yuav tsum tau kho cua sov kom txhim kho lawv qhov kub thiab txias.
Extended Bonnets:Tsawg-kub forged steel pob li qub feem ntau muaj cov kaus mom txuas ntxiv, uas pab tiv thaiv cov qia thiab foob cov khoom los ntawm cov kua dej txias.
Packing thiab Gasket Materials:Siv cov khoom ntim thiab cov khoom siv gasket tshwj xeeb tsim los rau cov ntawv thov kub qis kom ntseeg tau tias muaj kev sib khi ruaj khov.
Fire-Safe Design:Valves yuav tsum ua raws li cov qauv tsim hluav taws xob nyab xeeb, kom ntseeg tau tias lawv tuaj yeem tswj tau qhov kub thiab txias yam tsis muaj kev cuam tshuam lawv qhov kev ua tau zoo lossis kev ncaj ncees.
Ob Chav Block thiab Bleed (DBB) Muaj Peev Xwm:Hauv cov ntawv thov cryogenic, ob chav thaiv thiab los ntshav tsim yog qhov tseem ceeb rau kev txheeb xyuas thiab cais lub valve kab noj hniav los ntawm cov txheej txheem xov xwm, tso cai rau kev saib xyuas thiab tshuaj xyuas yam tsis muaj kev ntxhov siab rau tag nrho lub cev.
Anti-static Devices:Cov cua kub qis tuaj yeem suav nrog cov khoom siv tiv thaiv zoo li qub los tiv thaiv kev tsim hluav taws xob zoo li qub thiab txo qhov kev pheej hmoo ntawm hluav taws xob hauv cov kev pabcuam roj hluav taws xob.
Cryogenic Pob thiab cov khoom siv zaum:Cov khoom siv pob thiab lub rooj zaum yuav tsum tau tsim los tiv thaiv qhov kub thiab txias thiab muab kev sib khi ruaj khov.
Tsawg-Friction Bearings:Txhawm rau kom ua haujlwm tau zoo thiab txhim khu kev qha, cov khoom siv qis qis feem ntau siv cov kev sib txhuam qis.
Leak Detection:Valves tuaj yeem suav nrog cov kev cai rau kev tshawb pom thiab kev saib xyuas kom ntseeg tau tias tuaj yeem ua tam sim ntawd yog tias muaj teeb meem.
Ua raws li:Valves yuav tsum ua raws li cov qauv kev lag luam thiab cov kev cai, xws li cov koom haum tsim los ntawm API (American Petroleum Institute) thiab ASME (American Society of Mechanical Engineers).
Tsawg-kub forged steel pob li qub yog cov khoom tseem ceeb hauv kev lag luam uas muaj cov kab mob cryogenic yeej, thiab lawv cov qauv tsim thiab cov ntaub ntawv yuav tsum tau saib xyuas kev nyab xeeb, kev sib khi kev ncaj ncees, thiab kev ua tau zoo hauv qhov txias txias. Kev xaiv kom raug thiab kev saib xyuas ntawm cov li qub no yog qhov tseem ceeb los tiv thaiv kev sib tsoo thiab xyuas kom muaj kev nyab xeeb ntawm cov kua dej uas tsis kub kub.
