1. Kev xaiv cov khoom siv av nkos
(1) Av nplaum: Siv cov bentonite zoo, thiab nws cov kev cai lij choj yog raws li nram no: 1. Qhov loj me ntawm cov khoom me me: siab dua 200 mesh. 2. Cov dej noo: tsis pub ntau tshaj 10% 3. Tus nqi pulping: tsis pub tsawg dua 10m3 / ton. 4. Dej poob: tsis pub ntau tshaj 20ml / min.
(2) Kev xaiv dej: Yuav tsum tau kuaj xyuas seb cov dej zoo li cas. Feem ntau, cov dej mos yuav tsum tsis pub tshaj 15 degrees. Yog tias nws tshaj, nws yuav tsum tau ua kom mos.
(3) Hydrolyzed polyacrylamide: Qhov kev xaiv ntawm hydrolyzed polyacrylamide yuav tsum yog hmoov qhuav, anionic, nrog rau qhov hnyav molecular ntawm tsis tsawg dua 5 lab thiab qib hydrolysis ntawm 30%.
(4) Hydrolyzed polyacrylonitrile: Qhov kev xaiv ntawm hydrolyzed polyacrylonitrile yuav tsum yog hmoov qhuav, anionic, molecular hnyav 100,000-200,000, thiab degree ntawm hydrolysis 55-65%.
(5) Cov tshauv dej qab zib (Na2CO3): Decalcify bentonite kom txhim kho nws cov kev ua tau zoo (6) Potassium humate: Hmoov dub 20-100 mesh yog qhov zoo tshaj plaws
2. Kev npaj thiab siv
(1) Cov khoom xyaw tseem ceeb hauv txhua lub av nplaum cubic: 1. Bentonite: 5%-8%, 50-80kg. 2. Cov tshauv dej qab zib (NaCO3): 3% txog 5% ntawm cov av ntim, 1.5 txog 4kg ntawm cov tshauv dej qab zib. 3. Hydrolyzed polyacrylamide: 0.015% txog 0.03%, 0.15 txog 0.3kg. 4. Hydrolyzed polyacrylonitrile hmoov qhuav: 0.2% txog 0.5%, 2 txog 5kg ntawm hydrolyzed polyacrylonitrile hmoov qhuav.
Ntxiv rau, raws li cov xwm txheej ntawm kev tsim, ntxiv 0.5 txog 3 kg ntawm cov neeg sawv cev tiv thaiv kev poob qis, cov neeg sawv cev txhaws thiab cov neeg sawv cev txo cov kua dej rau ib lub cubic meter ntawm cov av nkos. Yog tias Quaternary formation yooj yim tawg thiab nthuav dav, ntxiv li 1% tus neeg sawv cev tiv thaiv kev poob qis thiab li 1% potassium humate.
(2) Cov txheej txheem npaj: Nyob rau hauv qhov xwm txheej ib txwm muaj, kwv yees li 50m3 ntawm cov av nkos yog xav tau los khawb ib lub qhov dej 1000m. Ua piv txwv li kev npaj ntawm 20m3 av nkos, cov txheej txheem npaj ntawm "ob chav polymer av nkos" yog raws li nram no:
1. Muab 30-80kg ntawm cov tshauv soda (NaCO3) rau hauv 4m3 dej thiab sib tov kom zoo, tom qab ntawd ntxiv 1000-1600kg ntawm bentonite, sib tov kom zoo, thiab muab tso rau hauv dej ntau tshaj ob hnub ua ntej siv. 2. Ua ntej siv, ntxiv cov av nkos uas tau ntim rau hauv dej huv kom nws sib tov kom ua tau 20m3 slurry. 3. Yaj 3-6kg ntawm cov hmoov hydrolyzed polyacrylamide qhuav nrog dej thiab ntxiv rau hauv cov slurry hauv paus; dilute thiab yaj 40-100kg ntawm cov hmoov hydrolyzed polyacrylonitrile qhuav nrog dej thiab ntxiv rau hauv cov slurry hauv paus. 4. Do kom zoo tom qab ntxiv tag nrho cov khoom xyaw.
(3) Kev Ntsuas Kev Ua Haujlwm Yuav tsum tau kuaj thiab kuaj xyuas ntau yam khoom ntawm cov av nkos ua ntej siv, thiab txhua qhov ntsuas yuav tsum ua tau raws li cov qauv hauv qab no: cov ntsiab lus ntawm cov khoom khov: tsawg dua 4% qhov hnyav tshwj xeeb (r): tsawg dua 1.06 qhov viscosity ntawm lub funnel (T): 17 txog 21 vib nas this Qhov ntim dej (B): tsawg dua 15ml/30 feeb Av nkos (K):
Cov khoom xyaw ntawm cov av nkos drilling ib mais
1. Av nplaum:
Xaiv cov bentonite zoo, thiab nws cov kev cai lij choj yog raws li nram no: 1. Qhov loj me ntawm cov khoom me me: siab dua 200 mesh 2. Cov dej noo: tsis pub ntau tshaj 10% 3. Tus nqi pulping: tsis pub tsawg dua 10 m3 / ton 4. Kev poob dej: tsis pub ntau tshaj 20ml / min5. Kev siv tshuaj: 3000 ~ 4000kg
2. Cov tshauv dej qab zib (NaCO3): 150kg
3. Kev xaiv dej: Yuav tsum tau kuaj xyuas seb cov dej zoo li cas. Feem ntau, cov dej mos yuav tsum tsis pub tshaj 15 degrees. Yog tias nws tshaj, nws yuav tsum tau ua kom mos.
4. Hydrolyzed polyacrylamide: 1. Qhov kev xaiv ntawm hydrolyzed polyacrylamide yuav tsum yog hmoov qhuav, anionic, qhov hnyav molecular tsis tsawg dua 5 lab, thiab hydrolysis degree 30%. 2. Dosage: 25kg.
5. Hydrolyzed polyacrylonitrile: 1. Qhov kev xaiv ntawm hydrolyzed polyacrylonitrile yuav tsum yog hmoov qhuav, anionic, molecular hnyav 100,000-200,000, thiab degree ntawm hydrolysis 55-65%. 2. Dosage: 300kg.
6. Lwm cov khoom siv ntxiv: 1. ST-1 tiv thaiv kev poob qis: 25kg. 2. 801 tus neeg sawv cev: 50kg. 3. Potassium humate (KHm): 50kg. 4. NaOH (caustic soda): 10kg. 5. Cov khoom siv inert rau kev ntsaws (ua npuas ncauj pom, noob paj rwb, thiab lwm yam): 250kg.
Cov av nplaum uas tsis muaj zog thiab tsis sib xyaw ua ke
1. Cov yam ntxwv
1. Zoo fluidity thiab muaj zog nqa cov hmoov pob zeb. 2. Kev kho av nkos yooj yim, yooj yim txij nkawm, ruaj khov thiab lub neej ntev. 3. Siv tau dav, nws tsis yog tsuas yog siv tau rau hauv cov pob zeb tawg, tawg thiab vau xwb, tab sis kuj siv tau rau hauv cov pob zeb tawg av nkos thiab cov pob zeb uas rhiab dej. Nws tuaj yeem ua tau raws li qhov xav tau kev tiv thaiv phab ntsa ntawm ntau hom pob zeb sib txawv.
4. Nws yooj yim rau kev npaj, tsis tas yuav ua kom sov lossis ua ntej ntub, tsuas yog sib tov ob lub slurries uas tsis khov thiab do kom zoo. 5. Hom av nplaum no tsis yog tsuas yog muaj lub luag haujlwm tiv thaiv kev poob qis xwb, tab sis kuj muaj lub luag haujlwm tiv thaiv kev poob qis.
2. Kev npaj cov av nplaum uas tsis muaj zog thiab tsis khov A kua: polyacrylamide (PAM)─potassium chloride (KCl) cov av nplaum uas tsis muaj zog thiab tsis khov 1. Bentonite 20%. 2. Soda tshauv (Na2CO3) 0.5%. 3. Sodium carboxypotassium cellulose (Na-CMC) 0.4%. 4. Polyacrylamide (PAM molecular qhov hnyav yog 12 lab units) 0.1%. 5. Potassium chloride (KCl) 1%. Kua B: Potassium humate (KHm) cov av nplaum uas tsis muaj zog thiab tsis khov
1. Bentonite 3%. 2. Soda tshauv (Na2CO3) 0.5%. 3. Potassium humate (KHm) 2.0% txog 3.0%. 4. Polyacrylamide (PAM molecular weight yog 12 lab units) 0.1%. Thaum siv, sib tov cov kua A thiab kua B uas tau npaj tseg rau ntawm qhov ntim ntawm 1:1 thiab do kom huv si.
3. Kev Tshawb Fawb Txog Kev Tiv Thaiv Phab Ntsa Av Uas Tsis Muaj Cov Khoom Uas Tsis Zoo
Cov kua A yog polyacrylamide (PAM)-potassium chloride (KCl) cov av nplaum uas tsis khov heev, uas yog cov av nplaum zoo nrog kev ua haujlwm zoo tiv thaiv kev poob. Qhov cuam tshuam ua ke ntawm PAM thiab KCl tuaj yeem tiv thaiv kev nthuav dav ntawm cov dej-sensitive formations, thiab muaj kev tiv thaiv zoo heev rau kev khawb rau hauv cov dej-sensitive formations. Nws zoo tiv thaiv kev nthuav dav ntawm cov dej-sensitive formations no thawj zaug thaum cov dej-sensitive formations raug nthuav tawm, yog li tiv thaiv kev tawg ntawm phab ntsa qhov.
Cov kua B yog potassium humate (KHm) cov av nplaum uas tsis khov heev, uas yog cov av nplaum zoo nrog kev ua haujlwm zoo tiv thaiv kev poob. KHm yog cov tshuaj kho av nplaum zoo, uas muaj cov haujlwm ntawm kev txo cov dej poob, diluting thiab dispersing, tiv thaiv phab ntsa qhov tawg, thiab txo thiab tiv thaiv cov av nplaum scaling hauv cov cuab yeej drilling.
Ua ntej tshaj plaws, thaum lub sijhawm ua cov av potassium humate (KHm) uas tsis muaj zog thiab tsis sib zog hauv qhov, los ntawm kev tig ceev ntawm cov yeeb nkab hauv qhov, cov potassium humate thiab av nplaum hauv cov av nkos tuaj yeem nkag mus rau hauv cov pob zeb tawg thiab tawg raws li kev ua ntawm lub zog centrifugal. Cov pob zeb tawg thiab tawg ua lub luag haujlwm ntawm kev sib xyaw thiab kev txhawb nqa, thiab tiv thaiv cov dej noo kom tsis txhob nkag mus thiab nkag mus rau hauv phab ntsa qhov. Qhov thib ob, qhov twg muaj qhov sib txawv thiab kev nyuaj siab hauv phab ntsa qhov, cov av nplaum thiab KHm hauv cov av nkos yuav raug sau rau hauv qhov sib txawv thiab kev nyuaj siab raws li kev ua ntawm lub zog centrifugal, thiab tom qab ntawd phab ntsa qhov yuav raug txhawb nqa thiab kho. Thaum kawg, cov av potassium humate (KHm) uas tsis muaj zog thiab tsis sib zog hauv qhov ncig mus rau hauv qhov rau ib lub sijhawm, thiab tuaj yeem maj mam tsim cov tawv nqaij nyias, tawv, ntom, thiab du ntawm phab ntsa qhov, uas tiv thaiv ntxiv. Nws tiv thaiv kev sib xyaw thiab kev yaig ntawm dej ntawm phab ntsa qhov, thiab tib lub sijhawm ua lub luag haujlwm ntawm kev txhawb nqa phab ntsa qhov. Cov tawv nqaij av nplaum du muaj cov nyhuv ntawm kev txo qhov rub ntawm lub laum, tiv thaiv kev puas tsuaj rau phab ntsa qhov los ntawm kev co ntawm lub cuab yeej laum vim muaj kev tiv thaiv ntau dhau.
Thaum cov kua A thiab cov kua B sib xyaw ua ke hauv tib lub cev av nkos ntawm qhov sib piv ntawm 1: 1, cov kua A tuaj yeem tiv thaiv kev nthuav dav ntawm cov pob zeb "av nkos tawg" thawj zaug, thiab cov kua B tuaj yeem siv thawj zaug. Nws ua lub luag haujlwm hauv kev ntxuav ntshav thiab kev sib xyaw ntawm cov pob zeb "xoob thiab tawg". Raws li cov kua sib xyaw ncig hauv lub qhov ntev, cov kua B yuav maj mam tsim cov tawv nqaij av nkos hauv tag nrho qhov, yog li maj mam ua lub luag haujlwm tseem ceeb ntawm kev tiv thaiv phab ntsa thiab tiv thaiv kev tawg.
Potassium humate + CMC av nplaum
1. Cov mis av nkos (1), bentonite 5% txog 7.5%. (2), Soda tshauv (Na2CO3) 3% txog 5% ntawm cov av. (3) Potassium humate 0.15% txog 0.25%. (4), CMC 0.3% txog 0.6%.
2. Kev ua tau zoo ntawm cov av nkos (1), qhov viscosity ntawm lub funnel yog 22-24. (2), qhov poob dej yog 8-12. (3), qhov hnyav tshwj xeeb yog 1.15 ~ 1.2. (4), tus nqi pH yog 9-10.
Cov Av Tiv Thaiv Dav Dav
1. Cov mis av nkos (1), 5% txog 10% bentonite. (2), Soda tshauv (Na2CO3) 4% txog 6% ntawm cov av. (3) 0.3% txog 0.6% tus neeg sawv cev tiv thaiv dav dav.
2. Kev ua tau zoo ntawm cov av nkos (1), qhov viscosity ntawm lub funnel yog 22-26. (2) Qhov poob dej yog 10-15. (3), qhov hnyav tshwj xeeb yog 1.15 ~ 1.25. (4), tus nqi pH yog 9-10.
cov neeg sawv cev txhaws av
1. Cov mis av nkos (1), bentonite 5% txog 7.5%. (2), Soda ash (Na2CO3) 3% txog 5% ntawm cov av. (3), tus neeg sawv cev txhaws 0.3% txog 0.7%.
2. Kev ua tau zoo ntawm cov av nkos (1), qhov viscosity ntawm lub funnel yog 20-22. (2) Qhov poob dej yog 10-15. (3) Qhov hnyav tshwj xeeb yog 1.15-1.20. 4. Tus nqi pH yog 9-10.
Lub sijhawm tshaj tawm: Lub Ib Hlis-16-2023