{{0 {{}} ** Koj cov tuab npaum li cas yog? **
* Casing thickness (phab ntsa tuab) yog ** tsis yog tsau **; Nws nyob ntawm qhov tshwj xeeb tsim tau zoo .
* Cov ntsiab lus tseem ceeb txiav txim siab tuab xws li:
* ** DEEN ANKY Kev paub ntau dua sab nraud siab sab nraud (tsim + hydrostatic) thiab siab dua vau loads.
* ** ** Sab hauv siab: ** Xav kom siab thaum lub sijhawm tho kev kaw, ntau lawm, lossis kev txhawb nqa (xws li fracturing) {}}}}
* ** Tensile loads: ** Qhov hnyav ntawm cov casing hlua nws tus kheej, cov rog dabtsi, poob siab thau tawm, thiab sim}
* ** Collapse loads: ** Kev siab sab nraud sab nraud tshaj sab hauv siab .
* ** BURNSTING LOUTS: ** Sab hauv siab tshaj sab nraud siab .
* ** Qog / hnav: ** Ntxiv tuab (corrosion Allowance) yuav tau ntxiv rau cov kev pabcuam xav tau lub neej .
* ** GOURY: ** Muaj ntsev, tsis ruaj khov, lossis cov kua dej uas muaj xeb .
* Thickness yog xam cov qauv engineering (zoo li Barlow tus qauv ntsuas thiab cov qauv kev nyab xeeb rau txhua tus lej 5 hli (0.635 hauv) **, nrog hnyav-phab ntsa cas thicker.
{{0 {}}}} ** Dab tsi yog qhov tob ntawm cas ntawm pipes? **
* Muaj ** tsis muaj ib qho tob ntawm tus qauv ** rau casing kav .
* Casing Qhov tob sib txawv ** Enormously ** Nyob Ntawm:
* ** TAG NRHO TAS ZOO TSHAJ PLAWS: ** Lub qhov dej tsis zoo yuav yog ob peb caug mais kev deb tau tshaj 20, {} {} {} meters).
* ** Zoo hom & Qhov chaw zoo & Qhov chaw zoo: ** Onshore vs {{0} . lub thawv tsis muaj zog, lub hom phiaj tsim tob.
* ** Cov Genology: ** Tus lej thiab qhov tob ntawm cov chaw tsis ruaj khov, cov chaw muaj txiaj ntsig, cov siab raws li lub siab, Aquife uas yuav tsum tau tiv thaiv .
* ** Cov kev cai tswjfwm: ** Yuav tsum tau ua rau tiv thaiv cov dej hiav txwv tshiab .
* Casing cov hlua yog khiav mus rau qhov tob tob * Hauv * qhov chaw nyab xeeb kom cais tawm ntu sib txawv {}}
{{0 {{}}}} ** Dab tsi yog cov qauv ntau thiab tsawg ntawm casing yeeb nkab? **
* Case Diav ntawm Diameters (OD) yog cov qauv los ntawm API cov lus tshwj xeeb 5ct / iso {{1} {qhov ntau thiab tsawg no:
* ** 18 ", 18", 16 ", 13-3 / 8"
* ** NTO THE: ** {13-3 / 8 ", 10-3} {4 {4"
* ** HOUNDMUB CASING: ** {13-3 / 8 ", {{{{{{}}}}} / 8", 7 "
* **}}}}}}}}}, 7 {{{{5} {5 "
* ** Liner: ** 7 ", {5-1}}}", {{}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} (piners tsis txhob khiav mus rau saum npoo)
* Ceeb Toom: Thaum diameters tau ua qauv, phab ntsa thickness thiab hlau qib sib txawv nyob hauv txhua lub cheeb yuav tsum tau ua kom tau raws li cov kev thauj khoom tshwj xeeb.
{{04.} ** Yuav ua li cas los txiav txim siab casing qhov tob? **
* Kev txiav txim siab cas
* ** PORE siab / SAVFG) Kev Ntsuam Xyuas: ** Tus thawj tsav tsheb Gradient muaj zog txaus los txhawb qhov kev ua haujlwm ntawm cov av nkos uas yuav tsum tau ua rau tom ntej Tshooj .
* ** Kev tsom xam geological: ** Txheeb xyuas cov qauv tsis ruaj khov (cov ntsev, cov aav), cov dej hiav txwv uas tsis muaj kev sib cais, thiab cov tshuaj ntsuab {{}
* ** DROUNDING SECURGENT Kev ntsuas kev phom sij: ** Zam cov cheeb tsam (E {{{{} g., ntiav pa).
* ** Cov kev cai tswjfwm: ** Qhov tob kawg nkaus rau qhov chaw saum npoo los tiv thaiv cov dej hauv cov dej tsis tu ncua.
* ** Cov hom phiaj zoo: ** Phiaj tob tob thiab tsim cov yam ntxwv .
* ** Kev tsom xam cov ntaub ntawv zoo: ** Tsom xam cov ntaub ntawv teeb tsa thiab kev paub txav hauv kev ua haujlwm nyob hauv qhov chaw nyob ze .
* ** MODERY MODELY & Kev Tswj Xyuas Kev Tswj Xyuas Zoo: ** Ua kom zoo tswj tau nyob rau hauv txhua kem qhib-qhov.
* Cov kws ua choj tsim cov qauv "uas txhais tau tus lej ntawm cov txheej txheem cas, lawv cov teeb meem, thiab lawv cov ntaub ntawv teeb tsa raws li kev sib xyaw ua ke rau tag nrho cov ntaub ntawv no .
{{05.} ** tuab npaum li cas yog oilfield yeeb nkab? **
* "Oilfield Yeeb" yog qhov dav . thickness sib txawv raws li tus ** hom ** ntawm cov yeeb nkab thiab nws ** hom phiaj **:
* ** THAWJ: ** Raws li saum toj no (Q1), feem ntau ** 4 {{{}} 5 hli rau 16mm + (0} 175 rau hauv +) **. Kev tuab tuab yog engineered rau ib ntu zoo.
* ** YEEB NKAUS: ** Yeeb nkab nkag rau hauv ntau lawm cov roj uas muaj ntau dua los ntawm cov casing 3-1 / 2 ", 4-1 / 2".
* ** Cov yeeb nkab xaim: ** Cov yeeb nkab siv kom tig lub laum me ntsis {}}}}}}}}}}}}}}}} 28}} 285 rau 0 {{. 450 nyob rau hauv) **. Nws tau thicker cuab yeej pob qij txha ntawm txhua qhov kawg.
* ** Yog tsis muaj ib qho tuab .}}}}, lub nra, kev hnav, cov qib, thiab cov qauv tsim tsim tau thiab siv tau}
