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工程力学  2012 

毛乌素沙漠风积砂动强度特性试验研究

DOI: 10.6052/j.issn.1000-4750.2011.05.0291, PP. 281-286

Keywords: 岩土工程,动三轴试验,毛乌素沙漠,饱和风积砂,动强度

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Abstract:

随着陕北油气资源的不断勘探和开发,毛乌素沙漠地区风积砂的岩土工程特性问题逐渐成为当地工程建设的制约因素。该文在均等固结条件下,采用孔压破坏标准,对毛乌素沙漠饱和风积砂进行了不同干密度和不同围压下的固结不排水等幅循环动三轴强度试验。在试验基础上,得到了不同密度不同围压下的风积砂动强度曲线和动孔隙水压力发展曲线。针对天然气压缩机的类无限循环动荷载特性,探讨了无限循环荷载作用下毛乌素沙漠饱和风积砂的动强度问题。并基于摩尔-库仑强度准则获得了适用于毛乌素沙漠风积砂在无限循环荷载作用下的等效动抗剪强度参数及破坏判据。

References

[1]  汪闻韶. 土的动力强度和液化特性[M]. 北京: 中国电力出版社, 1997: 105―106.
[2]  Wang Wenshao. Soil dynamic strength and liquefaction characteristics [M]. Beijing: China Electric Power Press, 1997: 105―106. (in Chinese)
[3]  吴世明. 土动力学[M]. 北京: 中国建筑工业出版社, 2000: 250―251.
[4]  Wu Shiming. Soil dynamics [M]. Beijing: China Architecture and Building Press, 2000: 250―251. (in Chinese)
[5]  Seed H B, Lee K L. Liquefaction of saturated sand during cyclic loading [J]. Journal of the Soil Mechanics and Foundation Division, ASCE, 1996(6): 105―134.
[6]  Huang W X. Investigation on stability of saturated soil foundation and slope against liquefaction: Proceeding of the 5th International Conference of Soil Mechanics and Foundation Engineering [C]. Paris: Dunod, 1961: 629―631.
[7]  汪闻韶. 土工抗震研究进展[J]. 岩土工程学报, 1993, 15(6): 80―82.
[8]  Wang Wenshao. Advances in research of getechnical anti-seismic [J]. Chinese Journal of Geotechnical Engineering, 1993, 15(6): 80―82. (in Chinese)
[9]  刘颖, 谢君斐. 砂土震动液化[M]. 北京: 地震出版社, 1984: 44―57.
[10]  Liu Ying, Xie Junfei. Sand vibration liquefaction [M]. Beijing: Seismological Press, 1984: 44―57. (in Chinese)
[11]  Martin G B, Finn W D L, Seed H B. Fundamentals of liquefaction under cyclic loading [J]. Journal of Geotechnical Engineering, ASCE, 1975(5): 423―438.
[12]  Seed H B, Martin G R, Lysmer J. Pore water pressure changes during soil liquefaction [J]. Journal of Geotechnical Engineering, ASCE, 1976(4): 327―346.
[13]  Finn W D L. Liquefaction potential developments since 1976 [C]// Proceedings of International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics. St. Louis, Mo, Shamsher Prakash, 1981: 655―681.
[14]  陈国兴. 岩土地震工程学[M]. 北京: 科学出版社, 2007: 308―309.
[15]  Chen Guoxing. Geotechnical earthquake engineering [M]. Beijing: Science Press, 2007: 308―309. (in Chinese)
[16]  Seed H B, Martin G R, Lysmer L. The generation and dissipation of pore water pressures during soil liquefaction [R]. Report No. EERC75-26, Earthquake Engineering Research Center, University of California, Berkeley, 1975.
[17]  Finn W D L, Lee K W, Martin G R. An effective stress model for liquefaction [J]. Journal of Geotechnical Engineering, ASCE, 1977(6): 517―533.
[18]  徐志英, 沈珠江. 地震液化的有效应力二维动力分析方法[J]. 华东水利学院学报, 1981(3): 1―14.
[19]  Xu Zhiying, Shen Zhujiang. Two dimensional effective stress dynamic analysis method of earthquake liquefaction [J]. Journal of East China Institute of Water Conservancy, 1981(3): 1―14. (in Chinese)
[20]  陈国兴, 刘雪珠. 南京粉质黏土与粉砂互层土及粉细砂的振动孔压发展规律研究[J]. 岩土工程学报, 2004, 26(1): 83―86.
[21]  Chen Guoxing, Liu Xuezhu. Study on dynamic pore water pressure in silty clay interbedded with fine sand of Nanjing [J]. Chinese Journal of Geotechnical Engineering, 2004, 26(1): 83―86. (in Chinese)

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