Raws li cov neeg ua haujlwm thoob ntiaj teb tau thawb mus rau hauv qhov tob thiab ntau dua geologically reservoirs, qhov kev thov rau kev txhim khu kev qha zonal cais technologies yeej tsis tau siab dua. Siab -siab, siab-kub (HPHT) qhov dej, tshwj xeeb tshaj yog cov nyob rau hauv Middle East, Southeast Asia, thiab tawm hauv dej tob blocks offshore Brazil thiab Guyana, ua rau huab downhole tej yam kev mob uas cov pa cam khwb cia hlau cement retainers tawm tsam kom tau raws li. Cov cuab yeej qub txeeg qub teg no, thaum siv dav rau ntau xyoo lawm, raug kev txom nyem los ntawm kev xyaum qeeb- tawm lub sijhawm, ntau lub tsho hnav thaum lub sijhawm zeb- tawm, thiab muaj kev cuam tshuam rau corrosion nyob rau hauv cov roj qaub ib puag ncig uas muaj hydrogen sulfide thiab carbon dioxide. Hauv kev teb, kev lag luam tau hloov pauv sai mus rau cov kev daws teeb meem uas tsis yog xim hlau, thiab cov cement retainer tau tshwm sim los ua ib qho kev sib tw hauv qhov kev hloov pauv no, muab kev sib xyaw ua ke ntawm kev ua kom nrawm dua, cov tshuaj tiv thaiv zoo dua, thiab txo qis kev ua haujlwm hneev taw rau hauv pem teb rig.
Kev sib xyaw cement retainer yog ib qho drillable, nonmetallic downhole cais cov cuab yeej ua haujlwm feem ntau rau kev ua haujlwm cement, kho cementing, tswj kom zoo, thiab tso tseg ib ntus. Tsis zoo li cov cam khwb cia hlau ib txwm muaj, cov khoom sib xyaw ua ke yog tsim los ntawm siab - lub zog, cov ntaub ntawv tsis yog xim hlau uas tuaj yeem tiv taus H₂S thiab CO₂ corrosion. Qhov tsis muaj cov nplaum nyob rau hauv cov txheej txheem tsim kho kom ntseeg tau tias thermal kev ncaj ncees ntawm qhov kub siab, tshem tawm cov kev ua haujlwm tsis zoo uas tau pom hauv kev sib koom ua ke - cov khoom tsim. Nyob rau hauv ib qho xwm txheej ntau- cheeb tsam ua tiav, ib qho drillable composite txuas txuas cement retainer yog teem rau ntawm lub hom phiaj qhov tob kom cais thaj chaw qis ua ntej cov cement yog pumped mus rau sab sauv, tsim kom muaj lub zog hydraulic foob uas tiv thaiv cov dej hla ntawm kev tsim. Cov cuab yeej tseem tuaj yeem hloov pauv tau yooj yim los ua haujlwm raws li tus choj txuas, nrog cov kev sib hloov ntawm qhov ntsuas qhov sib txawv ntawm cov mating qhov chaw uas khaws cov drilled- tawm cov seem nyob ruaj khov thaum lub sij hawm zeb- tawm, txo lub sij hawm tshem tawm thiab tiv thaiv lub casing los ntawm kev hnav tsis tsim nyog.
Cov ntaub ntawv teb tsis ntev los no los ntawm cov neeg ua haujlwm hauv North Hiav Txwv, Permian Basin, thiab onshore Tuam Tshoj tsis tu ncua ua kom pom tias cov cement retainers ua tiav 30 txog 50 feem pua yuav nrawm dua- tawm piv rau cov hlau sib npaug. Qhov kev txo qis hauv lub sij hawm milling ncaj qha txhais tau tias tsawg dua kev khiav, ncua me ntsis lub neej, thiab txo tus nqi sib kis. Lub teeb yuag tsim, feem ntau 40 feem pua sib dua li cov cuab yeej hlau ntawm qhov sib piv, yooj yim tuav thiab pleev rau hauv pem teb rig, txhim kho ob qho tib si kev nyab xeeb thiab kev ua haujlwm ntawm cov neeg ua haujlwm. Ntxiv mus, cov nonmetallic muaj pes tsawg leeg txhais tau hais tias xyaum cuttings yog me me thiab sib zog, circulating tawm ntawm lub qhov dej yooj yim dua thiab txo qhov kev pheej hmoo ntawm daig yeeb nkab thaum ntxuav. Cov txiaj ntsig zoo no yog tsav kev saws me nyuam thoob plaws tag nrho lub neej kev tsim kho lub cev, los ntawm kev sib xyaw ua ke mus txog rau kev ntsaws- thiab - kev tso tseg ntawm qhov kawg ntawm lub neej zoo, qhov twg cov kev cai tswj hwm rau cov kev txwv mus tas li yog nruj tshwj xeeb.
Cov ntsiab lus dav dav ntawm kev lag luam txhawb kev loj hlob ntxiv rau cov cuab yeej cais tawm sib xyaw. Raws li 2026 Downhole Tools Market tsab ntawv ceeb toom luam tawm los ntawm MarkWide Research, lub ntiaj teb downhole cov cuab yeej ua lag luam muaj nuj nqis ntawm USD 6.4 billion thiab xav tias yuav loj hlob mus rau USD 10.63 billion los ntawm 2035 ntawm qhov kev loj hlob txhua xyoo ntawm 5.80 feem pua. Kev ua tiav zoo thiab kev cuam tshuam cov cuab yeej sawv cev ib qho chaw zoo sib xws ntawm cov nyiaj tau los rov qab nyob rau hauv ntu no, uas tau tsav los ntawm kev ua kom zoo tshaj plaws thiab kev cuam tshuam zoo thoob ntiaj teb. Kev hloov pauv mus rau kev ua tiav ntse, kev sib koom ua ke ntawm qhov ntsuas qhov ntsuas nrog qhov tseeb -cov ntaub ntawv tshawb xyuas lub sijhawm rau kev tswj xyuas cov dej huv, tso tus nqi ntau dua rau cov neeg kho tshuab kev ntseeg siab ntawm zonal cais cov teeb meem, uas yuav tsum tiv taus ntau lub siab thiab kub mus rau lub neej ntawm lub qhov dej. Composite cement retainers, nrog rau lawv cov pov thawj ntev -lub sij hawm ruaj khov thiab tiv thaiv corrosion, yog qhov tshwj xeeb nyob rau hauv kev ua kom tau raws li cov kev hloov pauv no thiab txhawb nqa cov tswv lag luam 'cov tswv yim tswj kev tswj hwm cov dej khov.
Cov txheej txheem tswj hwm kuj tseem txhawb kev lag luam pivot rau kev siv tshuab sib xyaw. Kev ncaj ncees txoj cai los ntawm US Environmental Protection Agency thiab cov lus qhia txog kev nyab xeeb ntawm ntug dej hiav txwv hauv Tebchaws Europe tam sim no xav kom cov neeg ua haujlwm siv cov ntawv pov thawj, siab - cov cuab yeej ua tau zoo rau kev sib cais hauv cheeb tsam los tiv thaiv kev hla, kev tsiv teb tsaws roj, thiab kev tso tawm ib puag ncig. Cov txheej txheem thoob ntiaj teb suav nrog ISO 14310 thiab API 11D1 tswj hwm kev tsim qauv siv tau, cov khoom siv taug qab, thiab kev ntsuas tsim nyog ntawm cov ntim khoom, txuas txuas txuas, thiab cov cement retainers. Composite retainers uas ua tau raws li cov txheej txheem nruj no muab cov neeg ua haujlwm nrog txoj kev ua raws li kev pom tseeb thaum tib lub sijhawm txhim kho kev lag luam zoo. Tsis tas li ntawd, kev loj hlob tseem ceeb ntawm kev txo cov pa roj carbon hneev taw thoob plaws hauv lub neej zoo nyiam cov cuab yeej sib xyaw, uas yuav tsum tau siv zog tsawg dua los tsim, thauj, thiab zeb tawm piv rau lawv cov hlau cam khwb cia. Raws li kev lag luam txuas ntxiv nws txoj hauv kev mus rau hauv qhov tob dej tob, cov dej kub kub, thiab cov kua dej ntau dua, lub luag haujlwm ntawm cov chaw tsim khoom siv roj cement retainer hauv kev xa cov ntawv pov thawj, siab - cov khoom lag luam ntseeg tau tsuas yog loj hlob hauv qhov tseem ceeb ntawm kev lag luam.
|
Parameter |
Specification |
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Hom cuab yeej |
Drillable Composite Cement Retainer / Composite Choj Plug |
|
Khoom siv lub cev |
Nonmetallic High -Lub zog Composite (zero-adhesive siv) |
|
Kev ntsuas kub |
Mus txog 350℃F (177 degree) |
|
Kev ntsuas siab |
Txog li 10,000 psi txawv |
|
Casing Size Range |
4-1/2 "rau 9-5/8" |
|
Laum-Out Time vs. Cast Iron |
30-50% sai dua (ntev me ntsis lub neej, txo cov casing hnav) |
|
Cov ntawv thov tseem ceeb |
Cement nyem, kho cementing, zonal cais, tso tseg ib ntus |
Rau cov neeg ua haujlwm nrhiav kev ua haujlwm siab - cement retainer rau kev ua tiav zoo uas sib npaug ceev drillability nrog ntev - kev ntseeg tau ntev, Tuam Tshoj Vigor muab covVigor Composite Cement Retainer, ib daim teb -cov ntaub ntawv pov thawj cov cement retainer engineered rau HPHT thiab qaub qhov chaw pabcuam. Nrog rau tag nrho cov ntaub ntawv traceability thiab API-raws li tsim validation, Tuam Tshoj Vigor lub composite cement retainer portfolio txhawb tag nrho cov spectrum ntawm zoo cementing thiab zonal kev cais tawm. Rau cov lus nug txog kev lag luam thiab kev lag luam, hu rau info@vigorpetroleum.com.
