Improved nonlinear viscoelasto-plastic rheological model of rock and its correction of hardening coefficient of viscosity

Meitan Xuebao/Journal of the China Coal Society

Volumn 37, Issue 6, 2012, Pages 936-943

  Gao, Sai Hong ^a,b   Cao, Ping ^a   Wang, Sheng Lian ^b   Pu, Cheng Zhi ^a  

^a CENTRAL SOUTH UNIVERSITY   (China)

^b JIANGXI UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Accelerating creep body; Accumulative creep deformation of damage; Hardening coefficient of viscosity; Hardening damage effect; Instantaneous plastic component; Viscoelasto plastic rheological model

Indexed keywords

ACCELERATING CREEP BODY; CREEP DEFORMATIONS; HARDENING COEFFICIENT; HARDENING-DAMAGE EFFECT; PLASTIC COMPONENTS; RHEOLOGICAL MODELS;

COPPER MINES; HARDENING; LOADING; RHEOLOGY; UNLOADING;

CREEP;

EID: 84864496602     PISSN: 02539993     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (19)

1. Yang Shengqi, Xu Weiya, Yang Songlin, et al. Investigation on shear rheological mechanical properties of shale in Longtan hydropower project [J]. Rock and Soil Mechanics, 2007, 28(5): 898-902.
2. Jin Fengnian, Fan Hualin. Study of nonlinear rheology damage property of rock [J]. Journal of PLA University of Science and Technology, 2000, 1(3): 1-5.
3. Deng Ronggui, Zhou Depei, Zhang Daoyuan, et al. A new rheological model for rocks [J]. Chinese Journal of Rock Mechanics and Engineering, 2001, 20(6): 780-784.
4. Cao Shugang, Bian Jin, Li Peng. Rheologic constitutive relationship of rocks and a modifical model [J]. Chinese Journal of Rock Mechanics and Engineering, 2002, 21(5): 632-634.
5. Zhao Minghua, Xiao Yan, Chen Changfu. Laboratory experiment of the rheological property of soft clay and the improved Xiyuan model [J]. Journal of Hunan University(Natural Sciences), 2004, 31(1): 48-51.
6. Zou Youping, Zou Youfeng, Guo Wenbing. The modified Xiyuan model and its stability analysis [J]. Journal of Henan Polytechnic University, 2005, 24(1): 22-24.
7. Wang Xiaoping. Reevaluation of modified Xiyuan model [J]. Journal of Hohai University(Natural Sciences), 2007, 35(6): 651-654.
8. Jiang Yuzhou, Xu Weiya, Wang Ruihong, et al. Nonlinear creep damage constitutive model of rock [J]. Journal of China University of Mining & Technology, 2009, 38(3): 331-335.
9. Jiang Yuzhou, Zhang Mingming, Li Liangquan. Study on nonlinear viscoelasto-plastic creep model of rock and its parameter identification [J]. Chinese Journal of Rock Mechanics and Engineering, 2008, 27(4): 832-839.
10. He Feng, Wang Laigui, Yu Yongjiang, et al. Nonlinear creep model of rock and parameter determination [J]. Journal of Liaoning Technical University, 2005, 24(2): 181-183.
11. Wang Laigui, He Feng, Liu Xiangfeng, et al. Nonlinear creep model and stability analysis of rock [J]. Chinese Journal of Rock Mechanics and Engineering, 2004, 23(10): 1640-1642.
12. Xu Weiya, Zhou Jiawen, Yang Shengqi, et al. Study on creep damage constitutive relation of greenschist specimen [J]. Chinese Journal of Rock Mechanics and Engineering, 2006, 25(S): 3093-3097.
13. Li Liangquan, Xu Weiya, Wang Wei. A nonlinear viscoelastoplastic rheological model based on Nishihara's model [J]. Chinese Journal of Theoretical and Applied Mechanics, 2009, 41(5): 671-680.
14. Chen Yuanjiang, Pan Changliang, Cao Ping, et al. A new mechanical model for soft rock rheology [J]. Rock and Soil Mechanics, 2003, 24(2): 209-214.
15. Ma Mingjun. The experimental study and theoretical analysis of rheological behavior of rock [D]. Changsha: Central South Polytechnic University, 1986.
16. Zhao Yanlin, Cao Ping, Wen Youdao, et al. Elastovisco-plastic rheological experiment and nonlinear rheological model of rocks [J]. Chinese Journal of Rock Mechanics and Engineering, 2008, 27(3): 477-486.
17. Fan Qiuyan, Yang Keqing, Wang Weiming. Study of creep mechanism of argillaceous soft rocks [J]. Chinese Journal of Rock Mechanics and Engineering, 2010, 29(8): 1555-1561.
18. Xia Caichu, Wang Xiaodong, Xu Chongbang, et al. Method to identify rheological models by unified rheological model theory and case study [J]. Chinese Journal of Rock Mechanics and Engineering, 2008, 27(8): 1594-1600.
19. Ma Mingjun, Zhong Shiyou. Visco-elastic and visco-plastic characteristics of stable creep of weak rock [J]. Journal of Central South Institute of Mining and Metallurgy, 1988, 19(3): 257-265.