高孔隙率Al2O3微孔陶瓷压剪冲击动力学特性

徐松林 刘永贵 王道荣 谭子翰 郑航

徐松林, 刘永贵, 王道荣, 谭子翰, 郑航. 高孔隙率Al2O3微孔陶瓷压剪冲击动力学特性[J]. 高压物理学报, 2013, 27(5): 662-670. doi: 10.11858/gywlxb.2013.05.002
引用本文: 徐松林, 刘永贵, 王道荣, 谭子翰, 郑航. 高孔隙率Al2O3微孔陶瓷压剪冲击动力学特性[J]. 高压物理学报, 2013, 27(5): 662-670. doi: 10.11858/gywlxb.2013.05.002
XU Song-Lin, LIU Yong-Gui, WANG Dao-Rong, TAN Zi-Han, Zheng Hang. Dynamic Responses of Alumina Microvoid Ceramics with High Porosity under Combined Pressure and Shear Impact Loading[J]. Chinese Journal of High Pressure Physics, 2013, 27(5): 662-670. doi: 10.11858/gywlxb.2013.05.002
Citation: XU Song-Lin, LIU Yong-Gui, WANG Dao-Rong, TAN Zi-Han, Zheng Hang. Dynamic Responses of Alumina Microvoid Ceramics with High Porosity under Combined Pressure and Shear Impact Loading[J]. Chinese Journal of High Pressure Physics, 2013, 27(5): 662-670. doi: 10.11858/gywlxb.2013.05.002

高孔隙率Al2O3微孔陶瓷压剪冲击动力学特性

doi: 10.11858/gywlxb.2013.05.002
详细信息
    通讯作者:

    徐松林 E-mail:slxu99@ustc.edu.cn

Dynamic Responses of Alumina Microvoid Ceramics with High Porosity under Combined Pressure and Shear Impact Loading

  • 摘要: 基于一级压剪轻气炮,对高孔隙率Al2O3微孔陶瓷(孔隙率47%~50%)进行冲击速度为68~201 m/s、倾斜角为0~15的平板撞击实验,研究了相关的动态压缩及剪切特性。结果表明,由于材料的气孔为直径小于5 m的微孔,其压缩过程是一个渐进的均匀发展的过程,并没有孔洞崩塌现象发生;其剪切行为表现出脆性材料的一般特性。基于Hoek-Brown准则和帽盖模型,建立了孔隙介质动态破坏模型和动态双重屈服面模型。结合压剪实验数据,对模型进行了初步分析,分析结果表明了此模型的适用性。

     

  • Gupta Y M. Measurement of compression and shear waves in an impact experiment: Role of gauge leads in particle-velocity measurement [J]. J Appl Phys, 1980, 51(3): 1835-1838.
    Abou-Sayed A S, Clifton R J. Pressure-shear waves in fused silica [J]. J Appl Phys, 1976, 47(5): 1762-1770.
    Munson D E, Lawrence R J. Dynamic deformation of polycrystalline alumina [J]. J Appl phys, 1979, 50(10): 6272-6282.
    Li P, Li D H, Ning J G, et al. Dynamic response of polycrystalline alumina under shock loading [J]. Chinese Journal of High Pressure Physics, 2002, 16(1): 22-28. (in Chinese)
    李平, 李大红, 宁建国, 等. 冲击载荷下Al2O3陶瓷的动态响应 [J]. 高压物理学报, 2002, 16(1): 22-28.
    Espinosa H D, Raiser G, Clifton R J, et al. Experimental observations and numerical modeling of inelasticity in dynamically loaded ceramics [J]. J Hard Mater, 1992, 3(3-4): 285-313.
    Tang Z P, Xu S L, Dai X Y, et al. S-wave tracing technique to investigate the damage and failure behavior of brittle materials subjected to shock loading [J]. Int J Impact Engineering, 2005, 31(9): 1172-1191.
    Tang Z P, Hu X J, Liao X L, et al. An experimental facility for measuring longitudinal and shear waves with dual magnetic fields [J]. J Exp Mech, 2000, 15(1): 16-21. (in Chinese)
    唐志平, 胡晓军, 廖香丽, 等. 双磁场IMPS粒子速度测试系统 [J]. 实验力学, 2000, 15(1): 16-21.
    Xu S L, Zhang K, Zheng W, et al. Experimental study of impact performance of Al2O3 microvoid ceramics with high porosity [J]. J Exp Mech, 2008, 23(6): 525-532. (in Chinese)
    徐松林, 张侃, 郑文, 等. 高孔隙率Al2O3 微孔陶瓷冲击性能实验研究 [J]. 实验力学, 2008, 23(6): 525-532.
    Xu S L. Investigation on the S-wave tracing technique and the behavior of cementitious composites under combining compression and shear impact loading [R]. Hefei: University of Science and Technology of China, 2003. (in Chinese)
    徐松林. S波跟踪技术与水泥基复合材料压剪动特性研究 [R]. 合肥: 中国科学技术大学, 2003.
    Xu S L, Tang Z P, Zhang X H. Dynamic shear properties of steel fiber reinforced cement under combined pressure and shear impact loading [J]. Engin Mech, 2006, 23(5): 139-146. (in Chinese)
    徐松林, 唐志平, 张兴华. 钢纤维增强水泥砂浆压剪联合冲击下动态剪切性能 [J]. 工程力学, 2006, 23(5): 139-146.
    Xu S L, Tang Z P, Hu X J, et al. Experimental investigation on dynamic properties of the polypropylene micro-fiber reinforced cement(FCEM) under impact loading [J]. Explosion and Shock Waves, 2004, 24(3): 251-260. (in Chinese)
    徐松林, 唐志平, 胡晓军, 等. 聚丙烯短微纤维增强水泥砂浆冲击特性研究 [J]. 爆炸与冲击, 2004, 24(3): 251-260.
    Xi D Y, Xu S L. Fundamental of Rock Physics [M]. Hefei: Publishing House of University of Science and Technology of China, 2012 (in Chinese)
    席道瑛, 徐松林. 岩石物理学基础 [M]. 合肥: 中国科学技术大学出版社, 2012.
    Drucker D C, Prager W. Soil mechanics and plastic analysis or limit design [J]. Q Appl Math, 1952, 10(2): 157-165.
    Dimaggio F L, Sandler I S. Material models for granular soils [J]. J Eng Mech Div, 1971, 97: 935-950.
    Abduljauwad S N, Al-Buraim I M, Al-Ghamedy H N. Mixed hardening, three-invariants dependent cap model [J]. J Eng Mech, 1992, 118(3): 620-637.
    Aubertin M, Li L. A porosity-dependent inelastic criterion for engineering materials [J]. Int J Plast, 2004, 20(12): 2179-2208.
  • 加载中
计量
  • 文章访问数:  6852
  • HTML全文浏览量:  376
  • PDF下载量:  408
出版历程
  • 收稿日期:  2012-06-10
  • 修回日期:  2012-08-29
  • 发布日期:  2013-10-15

目录

    /

    返回文章
    返回