Bentonite - yog dab tsi? Bentonite ntau lawm, daim ntawv thov
Bentonite - yog dab tsi? Bentonite ntau lawm, daim ntawv thov

Video: Bentonite - yog dab tsi? Bentonite ntau lawm, daim ntawv thov

Video: Bentonite - yog dab tsi? Bentonite ntau lawm, daim ntawv thov
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Anonim
bentonite yog dab tsi
bentonite yog dab tsi

Tib neeg tau kawm ntev los siv cov zaub mov los ntawm lub plab hauv ntiaj teb kom ua tau raws li qhov xav tau.

Thiab yog cov thee, roj thiab lwm yam khoom plig uas paub zoo tau siv rau hauv kev lag luam ntev, ces cov khoom muaj txiaj ntsig ntawm qee cov zaub mov tau tshawb pom tsis ntev los no.

Cov no suav nrog cov khoom xws li bentonite. Qhov no mineral yog dab tsi thiab nws yog siv rau dab tsi? Hauv qab no peb yuav sim nkag siab qhov teeb meem no kom ntxaws ntxiv.

Txoj kev xav thiab keeb kwm

Bentonite yog av nplaum zoo li sedimentary ntxhia nrog dej-absorbing thiab adsorbing zog. Thaum moistened, nws ntim yuav nce ntau zaus ntawm nws qhov loj me.

Cov ntxhia tshuav nws lub npe rau Asmeskas lub nroog Benton, nyob hauv lub xeev Montana, qhov chaw tso nyiaj ntawm cov pob zeb no tau pom thawj zaug.

Kev tsim ntawm bentonite tshwm sim nyob rau theem kawg ntawm kev txhim kho geological ntawm peb lub ntiaj teb. Yog vim li cas rau nws tshwm sim yog lub transformation ntawm volcanic sedimentarypob zeb nyob rau hauv qhov cuam tshuam ntawm noo noo thiab kub.

Ntau yam kev tso nyiaj

Nws yuav tsum tau muab sau tseg tias ntxiv rau cov txheej txheem hydrothermal, ntau yam sab nraud cuam tshuam qhov tshwm sim ntawm cov nyiaj tso cia. Yog li ntawd, muaj ntau qhov chaw nyob hauv lub ntiaj teb uas bentonite av nplaum raug mined. Tab sis tib lub sijhawm, lawv muaj cov khoom sib txawv thiab siv rau hauv kev lag luam sib txawv.

Mine development

Nyob hauv kev lag luam mining niaj hnub, kev txhim kho ntawm bentonite av nplaum yog ua los ntawm txoj kev qhib lub qhov. Qhov no yog vim lub peculiarities ntawm qhov tshwm sim ntawm lub pob zeb sedimentary, qhov tob ntawm uas feem ntau tsis tshaj 100 meters. Kev tsim cov bentonite pib tsuas yog tom qab tshawb nrhiav qhov tso nyiaj.

Kev siv bentonite
Kev siv bentonite

Kev tshuaj xyuas thiab kev tshawb nrhiav geological ntsuas kev lag luam muaj peev xwm ntawm kev pib txhim kho, tom qab ntawd cov haujlwm tau ua los qhib cov nyiaj tso cia. Nyob rau tib lub sijhawm, kwv yees qhov ntim ntau lawm yuav tsum tshaj li ob peb lab tons. Tsuas yog nyob rau hauv rooj plaub no, kev txhim kho ntawm cov chaw txua txiag zeb yuav tau txais txiaj ntsig.

Txhua qhov tso nyiaj tsim nws tus kheej tshwj xeeb bentonite. Cov no yog dab tsi thiab lawv siv qhov twg?

Daim ntawv thov kev lag luam

Cov khoom siv ntau tshaj plaws rau cov pob zeb no yog:

  • Agriculture. Bentonite tau siv dav hauv kev lag luam no. Nws siv rau thaj av reclamation thiab raws li ib tug adsorbing ntsiab nyob rau hauv kev ua hauj lwm teb tsis tau overestimated.
  • Bentonite rau winemaking thiab txiv hmab txiv ntoo ntau lawmkua txiv. Lawv tsis tau tam sim ntawd tuaj nrog lub tswv yim ntawm kev siv cov ntxhia hauv kev lag luam no. Nyob rau hauv winemaking, bentonite qhia meej ntawm ntau yam cawv thiab dej qab zib ntuj feem ntau siv.
  • Steel kev lag luam. Nws yog indispensable nyob rau hauv lub foundry rau tsim ntawm ntau yam molding sands. Tsis tas li ntawd, bentonite av nplaum tu yog ib qho tseem ceeb hauv kev tsim cov ferrous alloys.
ntxuav nrog bentonite
ntxuav nrog bentonite
  • Ntaus tshuaj tsw qab thiab tsim cov tshuaj hauv tsev. Bentonite tsis muaj tshuaj lom additives thiab muaj zoo heev absorbing zog. Nws yog dav siv nyob rau hauv zus tau tej cov tshuaj pleev ib ce, eau de Toilette, ntau yam emulsions thiab anti-corrosion additives. Nyob rau tib lub sijhawm, tus nqi ntawm cov khoom siv raw khoom zoo tshaj plaws yog qis dua li cov nroj tsuag thiab tsiaj additives siv los tsim cov tshuaj hauv tsev. Yog li ntawd, kev siv bentonite tuaj yeem txo tus nqi ntawm kev yuav khoom raw.
  • Kev lag luam teeb. Bentonite yog ib qho pheej yig thiab zoo hloov pauv rau cov hmoov txhuv nplej siab thiab siv dav hauv cov ntaub.
  • Roj refining kev lag luam. Nws yuav tsum tau cais bentonite. Qhov no ntau yam yog dab tsi? Qhov tseeb yog tias cov khoom tau txais thaum lub sij hawm ua cov roj refining tseem ceeb txhim kho lawv cov neeg siv khoom zoo yog tias lawv tau ntxuav yav tas los nrog bentonite. Qhov no tshem tawm tag nrho cov impurities uas tsis tsim nyog.

Hauv qab no, xav txog kev siv bentonite hauv kev lag luam tus kheej kom ntxaws ntxiv.

wine kev lag luam

Clarification nrog bentonite
Clarification nrog bentonite

Bentonite rau winemaking tsis ntev los no tau yuav luag lub ntsiab ntawm cov txheej txheem thev naus laus zis. Nws nyuaj rau xav txog tam sim no yuav ua li cas lawv tau ua yam tsis muaj nws.

Nws yog siv rau hauv cov xwm txheej hauv qab no:

  • qhia meej txog cawv thiab kua txiv hmab txiv ntoo nrog bentonite;
  • kho cov cawv yuav tsum tshem tawm ntau yam enzymes thiab protein ntau los ntawm nws;
  • kho cov cawv txiv hmab thiab kua txiv hmab txiv ntoo kom ruaj khov rau lawv.

Feem ntau bentonite tu yog siv hauv kev lag luam cawv ib leeg. Tab sis qee zaus, nws muaj peev xwm siv lwm yam khoom siv uas koom nrog hauv cov txheej txheem ua cov catalyst.

Cov txiaj ntsig ntawm bentonite thaum siv hauv winemaking

thawj qhov txiaj ntsig. Kev siv cov ntxhia no hauv kev tsim cov cawv txiv hmab, ntxiv rau nws qhov pheej yig, ua rau nws muaj peev xwm ua tiav cov txiaj ntsig zoo hauv cov txheej txheem thev naus laus zis. Cov ntxhia tuaj yeem txo qis cov nplaum pov tseg thaum ua tiav:

  • Cov ntaub ntawv nplaum nplaum yooj yim. Ua li no, bentonite yog tov nrog me me ntawm ci dej qab zib.
  • Yuav tsum nyob rau hauv cov txheej txheem thev naus laus zis ntawm kev ua cov cawv dawb thiab champagne. Txhawm rau ua qhov no, cov tshuaj bentonite yog npaj tsis tau ntxiv dej qab zib. Qhov no tso cai rau koj kom tau txais cov nag lossis daus, uas tsis muaj cov protein sib txuas kiag li.
bentonite rau winemaking
bentonite rau winemaking

thib ob kom zoo dua. Bentonite yog ib qho yooj yim mus siv nyob rau hauv ntau lawm. Qhov kev daws teeb meem tsis tsimlumpy compounds, uas ua rau nws yooj yim mus cuag nws nrog wine semi-tiav khoom. Tib lub sijhawm, nws muaj cov coefficient siab ntawm kev qhia meej thiab ruaj khov ntawm cov khoom tiav.

Thib peb kom zoo dua. Tus nqi qis ntawm bentonite av nplaum piv rau cov khoom zoo sib xws. Nyob rau tib lub sijhawm, tus nqi ntawm cov khoom siv raw rau kev qhia meej ntawm cov khoom yog nyob rau qee kis txawm tias qis dua cov sorbents zoo sib xws. Qhov no txo cov nqi tsim khoom, uas txo cov nqi ntawm cov khoom tiav thiab ua kom cov nyiaj tau los ntawm kev lag luam.

Qhov thib plaub zoo dua. Qhuav bentonite hmoov ua rau nws yooj yim los npaj cov kev daws teeb meem ntawm txhua qhov sib xws. Qhov no yog ua los ntawm kev ntxiv cov kua dej uas xav tau.

Qhov thib tsib kom zoo dua. Nws tuaj yeem tau txais bentonite ntawm txhua yam thiab qeb. Nws yog txaus los hu rau tus neeg muag khoom ntawm cov khoom siv raw thiab paub txog cov yam ntxwv ntawm cov pob zeb no, thiab tom qab ntawd xaiv qhov tsim nyog.

Kab rov tav directional drilling (HDD) daim ntawv thov

Feem ntau siv rau HDD bentonite. Yog li, thaum lub ntiaj teb ua haujlwm nrog kev ua haujlwm drilling, muaj cov ntaub ntawv ntawm cov phab ntsa ntawm lub qhov drilled. Bentonite av nplaum yog siv los ntxiv dag zog rau lub bore. Tsis tas li ntawd, cov khoom siv hydrophobic ntawm cov khoom siv hauv tsev uas muaj cov ntxhia hauv lawv cov muaj pes tsawg leeg ua rau nws muaj peev xwm siv tau los ntxiv dag zog rau phab ntsa ntawm trenches thaum lub ntiaj teb ua haujlwm uas tau ua hauv qab dej hauv av hauv ib cheeb tsam tshwj xeeb.

Bentonite rau kab rov tav drilling yog siv vim nws cov binders siabkhoom. Dej, nkag mus rau hauv kev sib cuag nrog cov khoom no, sau cov voids hauv nws. Qhov tshwm sim ntawm qhov no yog qhov o ntawm qhov sib tov thiab nws nce ntim ntau zaus.

bentonite ntau lawm
bentonite ntau lawm

Yog tias pom tseeb qhov sib piv ntawm cov hmoov qhuav thiab cov kua tau pom, cov khoom sib xyaw ua ke tau txais, uas muaj cov khoom thixotropic. Qhov no txhais tau hais tias cov tshuaj bentonite tau yooj yim nqus dej thiab ua tau yooj yim, ua kom yooj yim rau kev ua haujlwm nrog. Thiab thaum tsis muaj kev siv tshuab, nws hardens, tsim cov dej tsis sib haum.

Ib qho tshuaj tshwj xeeb ntawm bentonite av nplaum yog qhov tseem ceeb rau kev ua haujlwm drilling hauv cov av xoob thiab ntab. Nws tso cai rau koj ntxiv dag zog rau cov phab ntsa ntawm qhov ua tau zoo, nrog rau kev tiv thaiv kev sib tsoo ntawm cov av ntawm cov cuab yeej drilling.

Siv hauv kev tawm tsam tawm tsam sai

bentonite rau drilling
bentonite rau drilling

Bentonite kuj tseem siv tau rau hauv qhov drilling thaum cov xuab zeb nrawm. Raws li koj paub, cov xuab zeb nrawm yog cov av sib xyaw nrog dej, uas ua rau cov phab ntsa ntawm qhov dej thiab ua rau lawv tawg tas li.

Feem ntau nws muaj cov xuab zeb thiab cov av nplaum, uas tsim lub npe hu ua "dej creeping". Thaum lub qhov dej mus txog qhov chaw ntawm kev tsim cov xuab zeb nrawm, kev ua txhaum ntawm kev ncaj ncees ntawm nws lub plhaub ua rau lub qhov ntim ntawm qhov loj ntawm tag nrho qhov chaw tom qab cov phab ntsa ntawm lub qhov dej, uas tsis tso cai ua haujlwm ntxiv. Tib lub sijhawm, qhov ntim ntawm cov kua tuaj yeem yog qhov tseem ceeb heev uas txawm tias siv lub twj tso kua mis los tso tawm qhov kev ncua tsis daws qhov teeb meem.

Txhawm rau tshem tawm qhov tsis zoo ntawm cov xuab zebthiab bentonite av nplaum yog siv. Nws yog pumped rau hauv lub annulus. Tom qab o, qhov sib tov no tsim cov dej tsis muaj dej, uas tsis tso cai rau cov kua ua kom puv lub qhov dej.

Bentonite hauv kev ua haujlwm niaj hnub no yog cov khoom siv dag zog, tshwj xeeb tshaj yog thaum drilling rau hauv dej. Ntxiv nrog rau cov khoom siv hydrophobic, nws muaj cov khoom siv lubricating, uas tso cai rau koj ua kom lub neej ntawm cov drilling rig thiab cov cutters lawv tus kheej.

Zaj lus

Kab lus no tau tham txog cov khoom siv xws li bentonite, nws yog dab tsi, nws siv rau dab tsi, hauv thaj chaw ntawm kev lag luam thiab siv lub hom phiaj twg, nws yog mined li cas. Koj tuaj yeem kawm paub ntxiv txog nws lub cev lub cev los ntawm kev tiv tauj cov ntawv tshaj tawm tshwj xeeb.

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