Time-dependence of damage and fracture effect for strain softening of soft rock under water corrosion

Sichuan Daxue Xuebao (Gongcheng Kexue Ban)/Journal of Sichuan University (Engineering Science Edition)

Volumn 42, Issue 4, 2010, Pages 55-62

  Wang, Yi Xian ^a   Cao, Ping ^a   Huang, Yong Heng ^a   Wen, You Dao ^a   Wan, Lin Hui ^a   Li, Jiang Teng ^a  

^a CENTRAL SOUTH UNIVERSITY   (China)

Author keywords

Damage; Degradation; Soft rock; Swelling; Time dependent; Water rock interaction

Indexed keywords

DAMAGE DEGRADATION; DEGRADATION EFFECT; DOUBLE-TORSION TEST; ELASTICITY MODULI; ELECTROHYDRAULIC SERVOS; FRACTURE EFFECTS; FUNCTION RELATIONSHIPS; LINEAR RULE; MECHANICAL CHARACTERISTICS; SOFT ROCKS; STRAIN SOFTENING; SUBCRITICAL CRACK GROWTH; SWELLING TIME; TEST MACHINE; TESTING RESULTS; TIME DEPENDENCE; TIME-DEPENDENT; UNDER WATER; WATER CORROSION; WATER ROCK INTERACTIONS;

ALGEBRA; ASPHALT PAVEMENTS; CORROSION; CRACKS; FRACTURE; FRACTURE MECHANICS; FRACTURE TOUGHNESS; HYDRAULIC MACHINERY; ROCKS; STRESS INTENSITY FACTORS; SWELLING; TORSION TESTING; VELOCITY; WEATHERING;

WATER CONTENT;

EID: 77955437286     PISSN: 10093087     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (22)

1. Cui Qiang, Feng Xiating, Xue Qiang, et al. Mechanism study of porosity structure change of sandstone under chemical corrosion[J]. Chinese Journal of Rock Mechanics and Engineering, 2008, 27(6):1209-1217.
2. Feng Xiating, Li Shaojun, Chen Sili. Effect of water chemical corrosion on strength and cracking characteristics of rocks[J]. Key Engineering Materials, 2004, 261-263:1355-1360.
3. Masahiro S, Venkata S, Dilip K, et al. The effect of chemical additives on the strength of rock[C]//Rock Mechanics 98. [s.l.]: Japanese Committee for IRSM, 1998:201-210.
4. Jing Z Z, Kimio W, Jonathan W, et al. A 3D water/rock chemical interaction model for prediction of HDR/HWR geothermal reservoir performance[J]. Geothermics, 2002, 31:1-28.
5. Chen Sili, Feng Xiating, Zhou Hui. Study on triaxial meso-failure mechanism and damage variables of sandstone under chemical erosion [J]. Rock and Soil Mechanics, 2004, 25(9):1363-1367.
6. Feng X T, Chen S L, Li S. Study on nonlinear damage localization process of rocks under water chemical corrosion[C]//The 10th Congress of the ISRM Technology Roadmap for Rock Mechanics. 2003: 325-327.
7. Huo Runke, Yao Zhifei, Yang Junqing, et al. Durability study on rock and concrete under acid environment[J]. J Xi'an Univ of Arch & Tech: Natural Science Edition, 2007, 39(5):657-662.
8. Ding Wuxiu, Feng Xiating. CT experimental research of fractured rock failure process under chemical corrosion and permeation[J]. Chinese Journal of Rock Mechanics and Engineering, 2008, 27(9):1865-1863.
9. Lu Zude, Ding Wuxiu, Feng Xiating, et al. Experimental study on mechano-hydro-chemical coupling process in cracked rocks[J]. Chinese Journal of Rock Mechanics and Engineering, 2008, 27(4): 976-984.
10. Masahiro S, Venkata S, Dilip K, et al. The effect of chemical additives on the strength of rock[C]//Rock Mechanics 98. [s.l.]: Japanese Committee for IRSM, 1998:201-210.
11. Dunning J. Douglas B, Miller M, et al. The role of the chemical environment in frictional deformation: stress corrosion cracking and comminuting[J]. Pageoph, 1994, 143(1, 2, 3): 151-178.
12. Ieterich J H, Conrad G. Effects of humidity on time and velocity dependent friction in rocks[J]. J Geophys Res, 1984, 89:4196-4202.
13. Yuan Haiping, Cao Ping, Xu Wanzhong. Mechanism study on subcritical crack growth of flabby and intricate ore rock[J]. Trans Nonferrous Met Soc China, 2006, 16(3):723-727.
14. Feng X T, Chen S L, Li S. Study on nonlinear damage localization process of rocks under water chemical corrosion[C]//The 10th Congress of the ISRM Technology Roadmap for Rock Mechanics. 2003:325-327.
15. Li Ning, Zhu Yunming, Su Bo, et al. A chemical damage model of sandstone in acid solution[J]. Int J Rock Mech Min Sci, 2003, 40(2):243-249.
16. Li Jiangteng. Study on instability and time dependence of pillar in hard rock mass[D]. Changsha: Central South University, 2005.
17. Zhou Cuiying, Zhang Lemin. Analysis of the nonlinear danamic process of the interaction between soft rock and water[J]. Chinese Journal of Rock Mechanics and Engineering, 2005, 24(22):4036-4042.
18. Zhou Cuiying, Deng Yimei, Tan Xiangshao, et al. Experimental research on the softening of mechanical properties of saturated soft rocks and application[J]. Chinese Journal of Rock Mechanics and Engineering, 2005, 24(1):33-38.
19. Yuan Haiping, Cao Ping, Zhou Zhengyi. Testing study of subcritical crack growth of ore in Jinchuan mine[J]. J Cent Southuniv: Science and Technology, 2006, 37(2): 381-384.
20. 1979.
21. 1981.
22. Atkinson B K. Subcritical crack propagation in rocks: theory, experimental results and application[J]. Journal of Structural Geology, 1982, 4(1):41-56.