全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

水泥石单一裂隙的渗流规律及其遇水自愈合性能

DOI: 10.7521/j.issn.0454-5648.2014.08.02

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用不同压差下的渗水实验研究了水在水泥石单一裂缝中的渗流规律及裂缝的自愈合性能。结果表明水在水泥石单一裂缝中的渗流符合平面层流的Poiseuille定律,由此可计算得到有效裂缝宽度。通过在静态水中浸泡及动态水中的渗流实验研究了水泥石裂缝的自愈合性能。单一裂隙水泥石无论是在静态水浸泡还是在动态水连续渗流过程中均能发生自愈合现象,裂隙表面生成CaCO3晶体;低压差下已经愈合的裂缝存在临界渗流压差,当水头压差超过临界压差时可重新发生渗流。

References

[1]   马明军.水泥基材料单一裂缝表面流体流动规律研究[D].北京,清华大学,2008.
[2]  MA Mingjun. Flowing behavior of liquids through fracture surfaces of cement-based materials (in Chinese, dissertation). Tsinghua University, 2008.
[3]   李克非,马明军,王晓梅.水泥基材料裂隙水流动规律的试验研究[J].工程力学,2010,27(11): 229-233.
[4]  LI Kefei, MA Mingjun, WANG Xiaomei. Eng Mech (in Chinese), 2010, 27(11): 229-233.
[5]   刘承超.自修复混凝土的工作机理及试验研究[D].福州,福州大学,2004.
[6]  LIU Chengchao. Experimental research and working mechanism on the self-repairing concrete (in Chinese, dissertation). Fuzhuo University, 2004.
[7]   HANS-WOLF Reinhardt, MARTIN Jooss. Permeability and self-healing of cracked concrete as a function of temperature and crack width [J]. Cem Concr Res, 2003(33):981-985.
[8]   GAGNE R, ARGOUGES M. A study of the natural self-healing of mortars using air-flow measurements [J]. Mater Struct, 2012(45): 1625-1638.
[9]  XUE Yun, SHI Jingping, HE Chengzu. Pet Explor Dev (in Chinese), 2001, 28(5): 102-104.
[10]   LI Song-quan, CHENG Lin-song, LI Xiu-sheng, et.al Nonlinear seepage flow of ultralow permeability reservoirs [J]. Pet Explor Dev, 2008, 35(5): 606-612.
[11]   PRADA Alvaro, CIVAN Faruk. Modification of Darcy’s law for the threshold pressure gradient [J] J. Pet Sci Eng, 1999 (22): 237-240.
[12]   黄琨.孔隙介质渗流基本方程的探索[D].中国地质大学,2012.
[13]  HUANG Kun. Exploration of the basic seepage equation in porous media (in Chinese, dissertation). China University of Geosciences, 2012.
[14]   MEHEUST Y, SCHMITTBUHL J. Scale effects related to flow in rough fractures [J]. Pure Appl Geophys, 2003(160): 1023-1050.
[15]   HUANG Haoliang, YE Guang, DAMIDOT Denis. Characterization and quantification of self-healing behaviors of microcracks due to further hydration in cement paste [J]. Cem Concr Res, 2013(52):71-81.
[16]   张景富.G级油井水泥的水化硬化及性能[D].浙江大学,2001.
[17]  ZHANG Jingfu. Hydration, hardening and property of class G oilwell cement (in Chinese, dissertation). Zhejiang University, 2001.
[18]   万曦超.油气井固井水泥环力学研究[D].西南石油大学,2006.
[19]  WAN Xichao. Research on the cement sheath mechanics of oil gas well (in Chinese, dissertation). Southwest Petroleum University, 2006.
[20]   李早元,郭小阳,杨远光.提高油井水泥环力学形变能力的途径及其作用机理研究[J].石油钻探技术,2004,32(3):44-46.
[21]  LI Zaoyuan, GUO Xiaoyang, YANG Yuanguang. Petr Drill Tech (in Chinese), 2004, 32(3):44-46.
[22]   WANG Kejin, JANSEN D C, SHAH S P. Permeability study of cracked concrete [J]. Cem Concr Res, 1997,27(3):381-393.
[23]   YI Seong-tae, HYUN Tae-yang, KIM Jin-keun. The effects of hydraulic pressure and crack width on water permeability of penetration crack-induced concrete [J]. Constr Build Mater, 2011(25):2576-2583.
[24]   薛芸,石京平,贺承祖.低速非达西流动机理分析[J].石油勘探与开发,2001, 28(5): 102-104.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133