Petroleum machinery roj hmab seals xa mus rau cov khoom sib khi uas siv los kaw thiab tswj cov dej ntws hauv cov cuab yeej siv tshuab. Lawv tiv thaiv cov dej ntws, txo kev sib txhuam thiab hnav, thiab tiv thaiv kev ua haujlwm ntawm cov khoom siv tshuab. Hauv kev lag luam roj av, vim qhov hnyav ntawm kev ua haujlwm ib puag ncig thiab qhov nyuaj ntawm cov txheej txheem, cov khoom siv roj av yuav tsum muaj qhov kub thiab txias tsis kam, kub tsis kam, tiv thaiv corrosion, thiab lwm yam khoom.
Common petroleum machinery roj hmab foob
1. Rotary sealing nplhaib: siv rau kev sib khi ntawm cov rotating shafts, feem ntau suav nrog lub nplhaib sib khi, V-shaped sealing rings, U-shaped sealing rings, thiab lwm yam. Cov ntaub ntawv muaj xws li roj hmab, polyurethane, polytetrafluoroethylene, thiab lwm yam.
2. Rotating bellows foob: siv rau sealing ntawm rotating shafts. Nws txais cov qauv hauv qab thiab tuaj yeem tiv taus qhov kub thiab txias hloov pauv. Cov khoom siv xws li stainless hlau, tooj liab, thiab lwm yam.
3. Flat sealing gasket: siv rau sealing qhov chaw ruaj khov. Feem ntau muaj xws li graphite gaskets, graphite composite gaskets, thiab lwm yam. Muaj peev xwm hloov tau raws li qhov xav tau ntawm qhov kub thiab txias, siab siab, thiab corrosive media.
4. O-ring: siv rau kev sib khi ntawm qhov chaw ruaj khov. Nws muaj lub voj voog hla ntu thiab tsim nyog rau kev sib khi ntawm ntau qhov ntau thiab tsawg. Cov ntaub ntawv muaj xws li roj hmab, silicone, fluorine roj hmab, thiab lwm yam.
5. V-ring: siv rau kev sib khi ntawm qhov chaw ruaj khov. Nws muaj V-shaped cross-section thiab tuaj yeem tiv taus qhov kub thiab txias hloov. Cov khoom siv feem ntau muaj xws li roj hmab, polyurethane, thiab lwm yam.
6. Xov sealing: Siv rau kev sib khi cov yeeb nkab txuas. Cov khoom siv feem ntau muaj xws li threaded gaskets, threaded packing, thiab lwm yam. Nws tuaj yeem tiv thaiv cov kua dej tawm thiab cov impurities sab nraud nkag mus.
7. Packing seal: siv rau kev sib khi ntawm lub twj tso kua mis lub cev thiab lub tshuab tsav. Cov khoom muaj xws li cov thawv ntim khoom, cov khoom ntim khoom, thiab lwm yam. Muaj peev xwm hloov tau raws li qhov yuav tsum tau muaj ntawm qhov kub thiab txias, siab siab, thiab corrosive media.
Cov yam ntxwv tseem ceeb ntawm Petroleum Pipeline Seals
- Kub-kub kuj
Hauv kev lag luam roj av, cov kav dej feem ntau raug rau qhov chaw kub kub, xws li cov tshuaj tua hluav taws hauv cov refineries, petrochemical nroj tsuag, thiab lwm yam. Nyob rau hauv cov cheeb tsam kub kub no, sealing gaskets yuav tsum muaj cov khoom zoo heev kub-kub los tswj lawv cov sealing kev ua tau zoo. thiab txhua yam muaj zog los tiv thaiv cov roj xau thiab kev nyab xeeb kev nyab xeeb.
- Corrosion kuj
Hauv kev lag luam roj av, kev tshaj tawm hauv cov raj xa dej feem ntau yog corrosive heev, xws li roj av, thiab cov tshuaj muaj corrosive xws li acids, alkalis, thiab ntsev. Yog li ntawd, sealing gaskets yuav tsum muaj peev xwm tiv taus qhov yaig ntawm cov xov xwm corrosive kom tswj tau lawv cov kev sib khi ua haujlwm thiab lub zog txhua yam.
Lub sealing-resistant sealing gasket tuaj yeem tiv thaiv kev puas tsuaj ntawm cov sealing gasket los ntawm qhov nruab nrab hauv cov raj xa dej thiab tuav lub sijhawm ntev ntawm kev sib khi. Qhov no yog qhov tseem ceeb rau kev nyab xeeb ntawm cov kav dej roj thiab kev tiv thaiv ib puag ncig. Tsuas yog cov sealing gaskets uas muaj kev tiv thaiv zoo heev tuaj yeem ua kom muaj kev nyab xeeb thiab kev ntseeg siab ntawm cov raj xa dej thiab txo qhov kev pheej hmoo ntawm cov kav dej xau thiab kev sib tsoo.
- Zoo elasticity thiab compression zog
Thaum lub sijhawm ua haujlwm ntawm cov kav dej, ntau yam deformations thiab extrusion yuav tshwm sim, xws li thermal expansion thiab contraction tshwm sim los ntawm qhov kub thiab txias, kev vibration ntawm cov kav dej, thiab lwm yam. Lub sealing quab yuam daim ntawv yuav tsum tau hloov mus rau cov deformations thiab extrusion kom muaj kev ruaj ntseg thiab kev ntseeg tau. ntawm sealing kev ua tau zoo.
Lub sealing gasket nrog zoo elasticity tuaj yeem rov qab mus rau nws cov qauv qub tom qab deformation, kom ntseeg tau tias qhov nruj ntawm lub foob. Nws tuaj yeem ua tiav qhov sib txawv thaum cov yeeb nkab deforms thiab tswj lub siab-sealing nyhuv. Nyob rau tib lub sijhawm, elasticity zoo heev tuaj yeem txo cov kev ntxhov siab hauv zos thiab txuas ntxiv lub neej kev pabcuam ntawm lub sealing gasket.
Compression kev ua tau zoo yog hais txog lub peev xwm ntawm daim ntawv sealing kom hloov mus rau compression deformation thiab tuav lub sealing nyhuv thaum raug siab. Gaskets nrog zoo compression zog tuaj yeem rov qab mus rau lawv cov duab qub kom ceev nrooj sealing.
Los xyuas kom meej elasticity thiab compression kev ua tau zoo ntawm sealing gasket, nws yog feem ntau ua los ntawm elastomer cov ntaub ntawv uas zoo elasticity, xws li roj hmab, polyurethane, thiab lwm yam. Cov ntaub ntawv no muaj zoo resilience thiab deformation muaj peev xwm thiab hloov mus rau lub deformation thiab extrusion ntawm cov kav dej.
Zoo elasticity thiab compression zog pab kom lub gasket hloov mus rau deformation thiab extrusion nyob rau hauv ntau yam ua hauj lwm tej yam kev mob, kom ntseeg tau lub sealing kev ua tau zoo ntawm lub raj xa dej system. Lawv tuaj yeem tiv thaiv kev tshaj tawm xov xwm, txo lub zog pov tseg, txhim kho kev tsim khoom, thiab ua kom muaj kev nyab xeeb thiab ruaj khov ntawm cov roj kav dej. Yog li ntawd, zoo elasticity thiab compression zog yog indispensable yam ntxwv ntawm cov roj pipeline gaskets.
- Txhim khu kev hnav tsis kam
Hauv kev lag luam roj av, cov kav dej yuav raug abraded los ntawm cov khoom siv thaum lub sijhawm ua haujlwm, xws li cov khoom impurities, xuab zeb, thiab lwm yam. Lub sealing gasket yuav tsum muaj peev xwm tiv taus qhov hnav ntawm cov khoom no thiab tswj kev ruaj ntseg thiab kev ntseeg siab ntawm kev ua haujlwm sealing. Sealing gaskets nrog txhim khu kev qha hnav tsis kam tuaj yeem ua rau lub neej ua haujlwm ntev, txo kev txij nkawm, thiab txhim kho kev ntseeg tau thiab kev ua haujlwm ntawm cov kav dej.
Yuav kom muaj kev ruaj ntseg hnav tsis kam, lub sealing gasket yuav tsum muaj cov yam ntxwv hauv qab no:
1. Cov ntaub ntawv hnav-tiv taus: sealing gaskets feem ntau yog ua los ntawm cov khoom siv zoo hnav-tiv taus, xws li tawv polyurethane, fluoro roj hmab, graphite, thiab lwm yam. Cov ntaub ntawv no zoo tiv thaiv kev puas tsuaj los ntawm cov khoom me me thiab txo qhov kev pheej hmoo ntawm kev tawg los ntawm kev puas tsuaj. .
2. Kev kho deg: Qhov saum npoo ntawm daim ntawv sealing yog feem ntau tshwj xeeb kho, xws li txheej los yog ua, kom nws hnav tsis kam. Piv txwv li, kev siv cov txheej tawv tawv tuaj yeem tsim cov yeeb yaj kiab tiv thaiv kom txo tau kev sib cuag nrog cov khoom hnav, thiab kev ua haujlwm saum npoo tuaj yeem ua rau cov tawv tawv thiab hnav tsis kam ntawm sealing gasket.
3. Cov qauv tsim: Cov qauv tsim ntawm lub sealing gasket tseem yuav cuam tshuam rau nws cov hnav tsis kam. Kev tsim qauv tsim nyog tuaj yeem txo kev sib txhuam thiab hnav thiab txhim kho qhov hnav tsis kam ntawm sealing gasket. Piv txwv li, tsim kev ntsuas xws li cov txheej txheem ntau txheej thiab txo qhov chaw sib cuag tuaj yeem txo qhov cuam tshuam ntawm kev hnav.
4. Kev Tu: Kev saib xyuas tsis tu ncua ntawm sealing gaskets kuj yog ib qho kev ntsuas tseem ceeb kom ntseeg tau tias lawv hnav tsis kam. Kev tu ncua sij hawm ntawm cov khoom thiab cov av hauv cov kav dej thiab khaws cov sealing gaskets kom huv si tuaj yeem txo qhov tshwm sim ntawm hnav.
Nyob rau hauv luv luv, txhim khu kev qha hnav tsis kam yog ib qho tseem ceeb ntawm cov roj pipeline sealing gaskets. Sealing gaskets nrog zoo hnav tsis kam tuaj yeem txo qhov kev pheej hmoo ntawm kev xau los ntawm kev hnav, txuas ntxiv kev pab cuam lub neej, thiab txhim kho kev ntseeg siab thiab kev ua haujlwm ntawm cov kav dej.
Daim ntawv thov teb ntawm petroleum machinery roj hmab sealing khoom
1. Kev tshawb nrhiav roj: Muaj ntau cov khoom sib khi uas yuav tsum tau muaj nyob rau hauv cov txheej txheem kev tshawb nrhiav roj, xws li rotating sealing rings rau sealing drilling khoom, xov seals rau laum yeeb nkab txuas, thiab lwm yam.
2. Roj rho tawm: Thaum lub sij hawm cov roj extraction txheej txheem, sealing cov khoom yuav tsum tau los tiv thaiv lub taub hau cov cuab yeej thiab tswj ib txwm ua hauj lwm nyob rau hauv lub siab, siab kub, thiab corrosive ib puag ncig.
3. Roj tsheb thauj mus los: Thaum lub sij hawm cov roj tsheb thauj mus los, cov khoom sib khi yuav tsum tau tiv thaiv cov raj xa dej thiab tiv thaiv kev xau thiab kev puas tsuaj.
4. Petroleum processing: Thaum lub sijhawm ua cov roj av, cov khoom sib khi yuav tsum tau tiv thaiv ntau yam khoom siv, xws li cov khoom siv roj refining, cov khoom siv tshuaj, thiab lwm yam.
5. Petroleum storage: Thaum lub sijhawm khaws cov roj av, cov khoom sib khi yuav tsum tau siv los tiv thaiv cov khoom siv xws li lub tank cia, cov kav dej, thiab cov li qub kom ntseeg tau tias cov roj av tsis muaj paug thiab xau los ntawm lub ntiaj teb sab nraud.
6. Petrochemical kev lag luam: Ntau yam khoom siv thiab cov kav dej hauv kev lag luam petrochemical yuav tsum tau siv cov khoom sib khi kom ruaj khov thiab kev nyab xeeb ntawm cov txheej txheem.
Nyob rau hauv luv luv, roj av machinery roj hmab foob ua lub luag haujlwm tseem ceeb hauv txhua yam ntawm kev lag luam roj av. Lawv tuaj yeem tiv thaiv kev ua haujlwm ntawm cov khoom siv ib txwm muaj, txhim kho kev ua haujlwm zoo, thiab ua kom zoo thiab kev nyab xeeb ntawm cov roj av thiab cov khoom siv tshuaj lom neeg.
