
Nyob rau hauv kev cementing, thaum xaiv cov kua dej tiv thaiv cov kua dej ntxiv, txiav txim siab cov khoom lag luam zoo li rheology tswj thiab ruaj khov. Tsis tas li ntawd, qhov kev xav tau hauv cov phiaj xwm kev xav tau, xws li specs thiab downhole kev mob, kom xaiv cov temp / siab anti-backflow. Xyuas kom meej nrog lwm cov kev sib ntxiv rau kev ua tau zoo tshaj plaws slurry.
Cov ntaub ntawv khoom lag luam
Kev Ntsuas Lub Cev thiab Tshuaj
|
Ntaus |
Kev tshwm sim |
Ntawj ntom, g / cm3 |
Dej-Solubility |
|
CG613l |
Tsis muaj kob lossis hnoos qeev |
1.10 ± 0.05 |
Soluble |
|
CG613l-a |
Tsis muaj kob lossis hnoos qeev |
1.15 ± 0.05 |
Soluble |
|
Ntaus |
Kev tshwm sim |
Bulk ntom, g / cm3 |
Dej-Solubility |
|
CG613s-p |
Dawb lossis tsaus muag daj hmoov |
0.80±0.20 |
Soluble |
|
CG613s-D |
Txho hmoov |
1.00±0.10 |
Ib nrab soluble |
|
CG613s-t |
Dawb lossis tsaus muag daj hmoov |
1.00±0.10 |
soluble |
Pom zoo siv tshuaj
|
Ntaus |
CG613l (-a) |
CG613s-p |
CG613s-D |
CG613s-t |
|
Koob tshuaj ntau npaum li cas hauv cov cement slurry nrog muaj zog dispersity (bwoc) |
3.0-8.0% |
0.7-2.5% |
1.5-5.0% |
1.5-5.0% |
Maas Slurry Performance
|
Yam |
Kev Ntsuas Mob |
Qhia Ntawv Qhia |
|
|
Ntov ntawm cov ntom ntom cement slurry, g / cm3 |
25 degree, atmospheric siab |
1.90±0.01 |
|
|
Kua dej, ml |
Cov dej dej tshiab |
80 DEGREE, 6.9MPA |
Tsawg dua los yog sib npaug rau 50 |
|
18% ntsev dej system |
90 degree, 6.9mpa |
Tsawg dua los yog sib npaug rau 150 |
|
|
Sam thiaj |
Pib ua cim, bc |
80 Degree / 45min, 46.5MPA |
Tsawg dua los yog sib npaug rau 30 |
|
{{0 {{} bc thickening sijhawm, min |
Tsawg dua los yog sib npaug rau 40 |
||
|
Haus dej dawb,% |
80 degree, atmospheric siab |
Tsawg dua los yog sib npaug rau 1.4 |
|
|
Compressive lub zog rau 24h, mpa |
Ntau dua los yog sib npaug rau 14 |
||
Cov kev tawm tsam ua kom thim rov qab kua dej ntxiv ua kua ntsuab ntxiv hloov pauv Maas Slurry rheology, muab nws shear thinning thiab thixotrotropy. Nws ruaj khov ntom ntom, ua ib qho gel, thiab siv cov khoom qab zib lim, thiab siv cov tshuaj tsw qab, thiab kev ua kom tsis txhob muaj kev tiv thaiv slurry inversion thaum lub sij hawm cementing.

Khoom Yees Duab
Tuam txhab tau

Tianjin kelioil Hoobkas tau cog lus los muab cov khoom lag luam zoo thiab cov kev pabcuam rau cov khoom siv roj ntiaj teb. Lub R & D Center muaj ntau cov kws muaj yees duab, thiab cov tsim khoom ntxiv muaj cov txiaj ntsig tshwj xeeb. Nws them rau kev tshawb nrhiav ntawm kev ua lag luam thoob ntiaj teb thiab tau tsim kev sib koom tes ntev thiab ruaj khov nrog cov neeg siv khoom txawv teb chaws. Nws cov khoom muag muag zoo nyob rau hauv ntau lub tebchaws txawv teb chaws.
Daim ntawv muaj cai

Cim npe nrov: Anti thim rov qab kua dej tsis ntxiv, Tuam Tshoj Anti Reversal Kua Txheej Los Muaj Cov Khoom Siv Ntxiv, Chaw Tsim Tshuaj, Hoobkas



