青藏铁路路基粗颗粒填料动力特性和安定性行为研究
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王庆志, 周志伟, 张淑娟
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Study on dynamic properties and shakedown behaviors of coarse-grained fillers in Qinghai-Tibet Railway subgrade
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Qingzhi WANG, Zhiwei ZHOU, Shujuan ZHANG
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表5 冻结路基填料累积塑性变形基于三类安定性准则的评估结果
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Table 5 Evaluation results for cumulative plastic deformation based on three shakedown criteria
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| 试样名称 | k | 偏应力幅值/kPa | Nc | | 1/ | | Werkmeister-准则 | 陈-准则 | 马-准则 |
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| CCP-1 | 3.0 | 150 | 500 | 4.28×10-5 | 1.70×10-2 | 3.83×10-6 | A | A | B | | 200 | 500 | 2.48×10-5 | 1.31×10-2 | 3.02×10-6 | A | A | B | | 300 | 500 | 6.19×10-5 | 2.50×10-2 | 5.22×10-6 | B | A | B | | CCP-3 | 300 | 500 | 1.41×10-5 | 9.48×10-3 | 2.30×10-6 | A | A | B | | CCP-8 | 300 | 500 | 2.08×10-5 | 1.33×10-2 | 2.63×10-6 | A | A | B | | CCP-10 | 300 | 500 | 2.63×10-5 | 1.18×10-2 | 2.50×10-6 | A | A | B | | CCP-11 | 300 | 500 | 3.12×10-5 | 1.58×10-2 | 3.42×10-6 | A | A | B | | CCP-14 | 300 | 500 | 2.56×10-5 | 1.12×10-2 | 2.26×10-6 | A | A | B | | CCP-17 | 300 | 500 | 4.67×10-5 | 2.32×10-2 | 4.36×10-6 | B | A | B | | CCP-19 | 300 | 500 | 3.12×10-5 | 1.50×10-2 | 2.99×10-6 | A | A | B | | VCP-1 | 1.5 | 50 | 2 000 | 5.79×10-5 | 2.42×10-2 | 1.44×10-6 | B | A | A | | 200 | 1 000 | 6.10×10-5 | 1.15×10-2 | 1.44×10-6 | B | A | A | | 300 | 500 | 3.59×10-5 | 1.81×10-2 | 2.95×10-6 | A | A | B | | VCP-2 | 3.0 | 150 | — | 1.51×10-4 | 1.90×10-2 | — | B | A | — | | VCP-3 | 6.0 | 50 | — | 6.09×10-5 | 2.61×10-2 | — | B | A | — | | VCP-8 | 3.0 | 50 | — | 7.72×10-5 | 2.97×10-2 | — | B | A | — | | 150 | 7 000 | 8.59×10-5 | 2.23×10-2 | 5.27×10-7 | B | A | A | | VCP-9 | 6.0 | 50 | — | 5.82×10-5 | 2.59×10-2 | — | B | A | — | | VCP-10 | 等p | 50 | — | 6.80×10-5 | 1.98×10-2 | — | B | A | — | | VCP-12 | -1.5 | 50 | — | 7.34×10-5 | 2.68×10-2 | — | B | A | — | | VCP-15 | 等p | 50 | 500 | 3.53×10-5 | 1.53×10-2 | 3.41×10-6 | A | A | B |
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