Ob qho tib si bentonite thiab polymer slurries yog cov khoom siv feem ntau siv hauv ntau yam lag luam, tshwj xeeb tshaj yog hauv kev khawb thiab kev tsim kho. Txawm hais tias muaj cov ntawv thov zoo sib xws, cov tshuaj no sib txawv ntau hauv cov khoom sib xyaw, cov khoom thiab kev siv.
Bentonite:
Av nplaum Bentonite, tseem hu ua av nplaum montmorillonite, yog ib yam khoom siv ntuj tsim los ntawm cov tshauv roob hluav taws. Nws yog ib hom av nplaum smectite uas muaj nws cov yam ntxwv tshwj xeeb thaum raug dej. Lub ntsiab lus tseem ceeb ntawm bentonite yog cov mineral montmorillonite, uas muab nws cov yam ntxwv tshwj xeeb.
ua haujlwm:
Bentonite av nplaum feem ntau yog tsim los ntawm montmorillonite thiab kuj muaj ntau yam minerals xws li quartz, feldspar, gypsum, thiab calcite.
Cov qauv ntawm montmorillonite tso cai rau nws nqus dej thiab o, tsim cov tshuaj zoo li gel.
yam ntxwv:
Kev O: Bentonite ua rau pom kev o thaum muaj dej, ua rau nws muaj txiaj ntsig zoo rau kev sib khi thiab ntsaws cov ntawv thov.
Viscosity: Qhov viscosity ntawm bentonite slurry yog siab dua, muab kev ncua zoo thiab kev txiav cov peev xwm nqa thaum lub sijhawm drilling.
daim ntawv thov:
Cov Kua Siv Rau Kev Khawb Av: Cov av nplaum Bentonite feem ntau siv rau kev khawb av nkos rau cov qhov roj thiab cov qhov roj av. Nws pab txias thiab ua kom lub qhov khawb av nplaum mos thiab ua rau cov pob zeb tawg rau saum npoo av.
Kev Sib Nqus thiab Kev Txuas: Bentonite cov khoom o tuaj yeem ua rau nws kaw tau zoo thiab tiv thaiv kev tsiv teb tsaws chaw.
qhov zoo dua:
Ntuj: Bentonite av nplaum yog ib qho khoom siv ntuj tsim, ib puag ncig zoo.
Kev Siv Nyiaj Zoo: Feem ntau nws pheej yig dua li lwm cov tshuaj siv hluavtaws.
qhov tsis zoo:
Qhov kub thiab txias tsawg: Bentonite yuav poob nws cov txiaj ntsig ntawm qhov kub thiab txias siab, txwv nws txoj kev siv hauv qee daim ntawv thov.
Kev Kho Kom Seem: Cov viscosity siab ntawm bentonite slurry tuaj yeem ua rau kev kho kom tiav yog tias tsis tswj hwm kom zoo.
Cov tshuaj polymeric:
Cov polymer slurries yog cov sib tov ntawm dej thiab cov polymers tsim los ua kom tiav cov yam ntxwv kev ua tau zoo. Cov polymers no tau raug xaiv rau lawv lub peev xwm los txhim kho cov yam ntxwv ntawm cov slurry rau cov kev siv tshwj xeeb.
ua haujlwm:
Cov polymer slurries yog tsim los ntawm dej thiab ntau yam polymers hluavtaws xws li polyacrylamide, polyethylene oxide, thiab xanthan gum.
yam ntxwv:
Tsis o: Tsis zoo li bentonite, cov polymer slurry tsis o thaum raug dej. Lawv tswj tau viscosity yam tsis muaj kev hloov pauv loj hauv qhov ntim.
Kev Txo Qhov Hnyav: Cov polymer slurries feem ntau ua rau muaj kev txo qhov hnyav ntawm qhov hnyav, uas txhais tau tias lawv cov viscosity txo qis hauv qab kev ntxhov siab ntawm qhov hnyav, uas ua rau kev nqus dej thiab kev ncig.
daim ntawv thov:
Kev Siv Tshuab Trenchless: Cov av polymer feem ntau siv rau hauv kev khawb kab rov tav (HDD) thiab lwm yam kev siv trenchless los muab kev ruaj khov ntawm lub qhov dej thiab txo kev sib txhuam.
Kev Tsim Kho: Lawv siv rau hauv cov phab ntsa diaphragm, cov phab ntsa slurry thiab lwm yam kev ua ub no hauv kev tsim kho qhov twg cov kua viscosity thiab kev ruaj khov yog qhov tseem ceeb.
qhov zoo dua:
Kev ruaj khov ntawm qhov kub thiab txias: Cov polymer slurries tuaj yeem tswj lawv cov khoom ntawm qhov kub siab dua, ua rau lawv haum rau ntau yam kev siv.
Kev ua kom lubrication zoo dua: Cov khoom ua kom lubrication ntawm cov polymer slurries pab txo qhov hnav ntawm cov khoom siv drilling.
qhov tsis zoo:
Tus nqi: Polymer slurry tuaj yeem kim dua li bentonite, nyob ntawm seb cov polymer siv li cas.
Kev Cuam Tshuam Rau Ib Puag Ncig: Qee cov polymers tsim los ntawm cov khoom siv hluavtaws yuav muaj kev cuam tshuam rau ib puag ncig uas xav tau kev ntsuas pov tseg kom raug.
xaus lus:
Txawm hais tias bentonite thiab polymer slurries muaj kev siv zoo sib xws thoob plaws hauv kev lag luam, lawv qhov sib txawv hauv kev sib xyaw, cov khoom thiab daim ntawv thov ua rau lawv haum rau ntau qhov xwm txheej sib txawv. Kev xaiv ntawm bentonite thiab polymer slurry nyob ntawm qhov xav tau tshwj xeeb ntawm ib qho project, xav txog cov yam ntxwv xws li tus nqi, kev cuam tshuam ib puag ncig, qhov kub thiab txias thiab cov yam ntxwv ua tau zoo. Cov kws ua haujlwm thiab cov kws kho mob yuav tsum ua tib zoo soj ntsuam cov yam ntxwv no kom txiav txim siab cov ntaub ntawv zoo tshaj plaws rau lawv cov ntawv thov.
Lub sijhawm tshaj tawm: Lub Ib Hlis-26-2024