Carboxymethyl cellulose (CMC) yog cov neeg sawv cev poob haujlwm ib txwm siv hauv cov kua lim. Raws li ib qho tseem ceeb tshuaj ntxiv ntxiv, CMC lub luag haujlwm tseem ceeb hauv cov kua dej drilling, txhim kho kev ua kua dej, tiv thaiv cov phab ntsa kom zoo, thiab muaj kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb thiab kev nyab xeeb ntawm kev nqus dej.
1. Tswj kev lim dej
Kev poob kua raws li hais txog qhov ntau ntawm drilling kua percolating rau hauv kev tsim. Kev ua kua dej ntau dhau yuav ua rau tsim kom muaj kev tsim cov siab tsis txaus, uas tuaj yeem ua rau phab ntsa zoo nkauj thiab lwm yam teeb meem. Raws li cov kua txo qis, cmc ua qauv ua kom muaj cov dej tiv thaiv hauv cov dej drilling, uas ua rau muaj cov kua dej khov kho, yog li tswj cov kua dej. Qhov txheej txheem tiv thaiv no tuaj yeem tsim cov lim lim tuab ntawm cov npoo ntawm kev tsim kom tiv thaiv cov kua dej hauv qhov taub.
2. Nce viscosity ntawm drilling kua
CMC tuaj yeem ua tau zoo nce cov viscosity ntawm drilling kua thiab txhim kho nws lub peev xwm nqa cuttings thiab tshem tawm cov khoom txiav tawm thiab tshem tawm cov khoom sib txiav. Qhov no yog qhov tseem ceeb kom tshem tawm cov khib nyiab los ntawm hauv qab ntawm lub qhov dej thiab ua kom qhov huv si. Kom viscosity kom zoo kuj tseem tuaj yeem tiv thaiv kev ua haujlwm zoo thiab ua kom muaj kev khiav haujlwm du.
3. Tiv thaiv phab ntsa zoo
Thaum lub sij hawm drilling, qhov ruaj khov ntawm lub tiaj phab ntsa yog qhov tseem ceeb heev. CMC tau txais txiaj ntsig zoo tiv thaiv phab ntsa zoo los ntawm kev tsim cov yeeb yaj kiab tiv thaiv ntawm lub tsev yaig thiab yaig ntawm phab ntsa zoo los ntawm cov kua phab ntsa. Qhov no pab zam kev raug xwm txheej xws li phab ntsa qhuav dej thiab ploj kev deb, thiab ua kom muaj kev nyab xeeb thiab txuas ntxiv ntawm kev ua haujlwm.
4. Txhim kho cov rhheology ntawm drilling kua
CMC muaj cov dej solubility zoo thiab rheological cov khoom, uas tuaj yeem hloov kho cov rheology kom nws tuaj yeem tswj kev ua tau ruaj khov nyob rau hauv cov kev kub siab thiab cov xwm txheej siab. Cov rheholog zoo tsis yog tsuas yog muaj txiaj ntsig rau cov kev ncig ntawm cov kua dej thiab nqa cov kev txiav tawm ntawm cov kua dej los ntawm stratification thiab hws kom muaj qhov kub thiab txias.
5. Haum rau cov chaw ntsuas dej sib txawv
Raws li ib qho kev siv tshuaj ruaj khov polymer compound, cmc tuaj yeem hloov mus rau ntau hom chaw lim dej sib txawv. Txawm hais tias nws yog dej tshiab, ntsev dej ntshiab, lossis polymer drilling kua, cm tuaj yeem ua tau zoo tshaj cov nyhuv lim zoo. Qhov no ua rau CMC muaj ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau ntau yam thiab tau siv dav hauv txhua hom kev ua haujlwm drilling.
6. Kev tiv thaiv ib puag ncig
CMC yog lub cellulose ntuj tsim derivative nrog kev tiv thaiv zoo thiab kev tiv thaiv ib puag ncig. Piv nrog qee cov tshuaj hluavtaws ua kom huv si
7. Kev Lag Luam
Cov nqi ntau lawm ntawm CMC yog tus nqi qis, cov nyhuv siv yog qhov tseem ceeb, thiab tus nqi ua tau zoo. Yog li ntawd, CMC yog xaiv kev lag luam thiab kev xaiv ua haujlwm ntawm cov dej lim dej ntxiv thiab yog qhov ntsuas roj ua haujlwm ntawm cov roj drilling kev lag luam.
Carboxymethyl cellulose (CMC) yog siv los ua cov roj ua kua kom tsis txhob muaj zog, tiv thaiv cov pa sib dhos, thiab ib puag ncig phooj ywg thiab kev lag luam. ua lub luag haujlwm tseem ceeb. Nws cov kev ua tau zoo tshaj plaws ua rau nws cov neeg tseem ceeb ntawm cov dej khov ua kua ntxiv, muab kev lees paub kev ua haujlwm zoo ntawm kev ua haujlwm kom du ntawm cov phab ntsa zoo.
Lub Sijhawm Post: Feb-17-2025