Txhawm rau tiv thaiv cov khib nyiab lossis dej los ntawm kev nkag mus rau lub tshuab hluav taws xob, cov twj submersible yuav tsum muaj kev sib khi tag nrho, uas tau muab faib ua kev sib khi zoo li qub thiab kev sib khi zoo. Dynamic sealing feem ntau yog tshwm sim los ntawm lub rotating ncej. Lub foob zoo li qub ntawm cov khoom tseem ceeb ntawm cov twj submersible feem ntau yog "O" - zoo li lub nplhaib foob foob, thiab cov hlau lead tawm ntawm lub cable kuj yog lub foob zoo li qub, feem ntau siv cov qauv ntsia hlau. Lub dynamic foob feem ntau siv cov sealing discs, ib qho kawg mechanical seals, ob qhov kawg mechanical seals, labyrinth seals, skeleton oil seals, impeller back blades, secondary impellers, thiab lwm yam. xaiv los ntawm graphite, tooj liab ntawv ci, polytetrafluoroethylene, ceramics, hard alloys, thiab lwm yam.
Xaiv txoj kev sib khi tsim nyog yog qhov tseem ceeb hauv kev siv cov twj submersible. Rau kev tshaj tawm uas muaj ntau qhov tsis huv, labyrinth cov ntsaws ruaj ruaj thiab cov impeller thib ob feem ntau muab qhov tseem ceeb vim lawv cov qauv yooj yim thiab hnav tsis kam. Maze seals tsim txoj hauv kev sib txawv kom tso cai rau nruab nrab hloov cov kev taw qhia ntau zaus thaum lub sij hawm ntws, yog li ua kom qeeb tus nqi ntws, txo qhov siab, thiab tiv thaiv qhov nruab nrab to. Qhov thib ob impeller siv lub siab sib txawv tsim los ntawm lub zog centrifugal los tsim cov kua dej thaiv hauv chav sib khi, ntxiv dag zog rau kev sib khi.
Rau cov dej huv lossis cov xov xwm corrosive tsawg, ob qhov kawg ntawm cov tshuab ntsaws ruaj ruaj yog qhov kev xaiv zoo tshaj plaws vim lawv txoj kev ntseeg siab thiab kev pab lub neej ntev. Txoj kev sib khi no ua rau cov yeeb yaj kiab ua kua nyias nyias los ntawm nruj kom haum ob lub ntsej muag kawg, uas tuaj yeem tiv thaiv cov pa nruab nrab thiab tiv thaiv cov ncej ntawm corrosion. Tshwj xeeb tshaj yog nyob rau hauv hnyav ua hauj lwm tej yam kev mob ntawm qhov kub thiab txias siab, ob chav kawg mechanical foob exhibits kev ua tau zoo heev.
Tsis tas li ntawd, nrog rau kev nce qib ntawm cov ntaub ntawv tshawb fawb, cov ntaub ntawv sealing tshiab xws li nanocomposites thiab cov khoom siv ua haujlwm siab tau maj mam siv rau hauv kev sib khi ntawm cov twj submersible. Cov ntaub ntawv no tsis tsuas yog muaj kev hnav zoo heev thiab kev tiv thaiv corrosion, tab sis kuj tseem txhim kho lub zog thiab ruaj khov ntawm cov ntsaws ruaj ruaj, muab kev lav zoo rau kev ua haujlwm zoo ntawm cov twj submersible.
Hauv cov ntsiab lus, kev sib khi thev naus laus zis ntawm cov twj submersible yog ib qho teeb meem uas muaj ntau yam kev qhuab qhia thiab kev ua haujlwm. Los ntawm kev xaiv txoj kev sib khi tsim nyog thiab siv cov khoom siv siab heev, kev ua tau zoo thiab kev ntseeg siab ntawm cov twj submersible tuaj yeem txhim kho tau zoo, thiab kev pabcuam lub neej ntawm cov cuab yeej siv tau ntev.