期刊论文

Experimental research on static properties of red clay soil reinforced with rice straw

中文

湖南城市学院学报(自然科学版)

1672-7304

2024

33

1

6-10

10.3969/j.issn.1672-7304.2024.01.0002

中南林业科技大学研究生科技创新基金项目(CX202102065)。

本校为第一机构

通过静三轴试验,研究了不同的加筋率、加筋长度以及含水率条件下稻草加筋红黏土的静力特性,并采用邓肯-张模型拟合其应力-应变曲线。结果表明,掺加稻草加筋红黏土的黏聚性明显提高,但内摩擦角的改变不明显;在相同围压下,加筋土的偏...展开更多 通过静三轴试验,研究了不同的加筋率、加筋长度以及含水率条件下稻草加筋红黏土的静力特性,并采用邓肯-张模型拟合其应力-应变曲线。结果表明,掺加稻草加筋红黏土的黏聚性明显提高,但内摩擦角的改变不明显;在相同围压下,加筋土的偏应力随着加筋率和加筋长度的增加先增大后减小,且稻草加筋红黏土存在最佳加筋条件,即加筋长度为20 mm,加筋率为0.2%;邓肯-张...

Static triaxial tests were conducted to investigate the static properties of rice straw reinforced red clay with different reinforcement ratio,reinforcement length and moisture content,and the Duncan-Zhang model was used to fit the stress-strain curve of rice straw rein...MORE Static triaxial tests were conducted to investigate the static properties of rice straw reinforced red clay with different reinforcement ratio,reinforcement length and moisture content,and the Duncan-Zhang model was used to fit the stress-strain curve of rice straw reinforced red clay.The results show that the cohesion o...