頁籤選單縮合
題 名 | 臺北沉泥質粘土之降伏特性探討=Yielding Behavior of the Tipei Silty Clay |
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作 者 | 歐章煜; 陳昭男; 鄭文隆; | 書刊名 | 中國土木水利工程學刊 |
卷 期 | 11:3 1999.09[民88.09] |
頁 次 | 頁429-439 |
分類號 | 441.12 |
關鍵詞 | 臺北沉泥質粘土; 降伏行為; 應力路徑試驗; Taipei silty clay; Yielding behavior; Stress path tests; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究之主要目的為利用實驗來探討臺北沈泥質粘土之降伏行為。首先以直徑4 英吋之薄管,取得高品質之現地不擾動土樣,然後進行不同應力路徑之異向性壓密試驗,比較不同應力路徑所得之結果。實驗的結果,可清楚地顯示出臺北沈泥質粘土的降伏軌跡,且可應用SHANSEP之方式求取粘性土壤之初始降伏應力。由於粘性土壤之降伏行為是土壤應力-應變關係重要的特性之一,本研究的成果將有助於增加大型工程變形分析之精確度。 |
英文摘要 | The objective of this paper is to investigate the yielding behavior of the Taipei silty clay from the laboratory test results. First, the high quality insitu soil samples are obtained using 4-inch tube. Then various stress path tests are conducted using three methods, i.e., the SHANSEP method, stress path started from origin, and another one started from the K□ condition. Test results are used to plot the yielding locus of the Taipei silty clay. Since yielding behavior is an important stress-stra n characteristics of soils, the results can be used to improve the accuracy of deformation analysis in large-scale engineering problems. |
本系統中英文摘要資訊取自各篇刊載內容。