cavity expansion theory 中文意思是什麼
cavity expansion theory
解釋
擴孔理論-
Based on the squeezing effect in the process of pile sinking, the squeezing behaviour of concrete - cored sand - gravel piles is analyzed by applying cavity expansion theory and consolidation theory
從擠土樁沉樁過程產生的擠土效應出發,運用圓孔擴張理論和固結理論,分析了混凝土芯砂石樁的擠土性狀。 -
The main original works include : firstly, in the chapter of the mechanism of single pile squeezing against soil, the cavity expansion theory is discussed, and pile settlement in saturated clay in wenzhou is also analysed emphatically, the effect of squeezing against soil due to vertical soil yield is described
主要內容包括:首先,在單樁擠土機理分析中,討論了圓孔擴張理論,並對溫州地區飽和粘土地基中擠土樁施工作了相應的分析。 -
That is to say, there are differences in selecting the points which represent the average compactive effect of soil between piles. based on cavity expansion method, the stress change of soil between piles when sinking pile is studied with elasto - plasticity theory. the triaxial compression tests of undisturbed samples are carried our in laboratory
本文通過圓孔擴張理論,應用彈塑性理論對灰土擠密樁成孔過程中樁間土土體應力的變化進行了分析研究,通過試驗採取原狀土樣進行三軸試驗,用鄧肯-張模型建立土的本構關系,對樁間土的擠密進行理論分析,並通過現場干密度試驗,分析和研究樁間土的擠密效果。 -
Through the detailed analysis of cavity expansion theory, strain path method and finite element theory applied in jacked pile, some deficiencies are put forward. according to the analysis, some main original work are made. firstly, on the basis of strain path method ( spm ), closed - form analytical expressions of displacement fields caused by the installation of jacked pile are obtained in small strains
本文首先詳盡地分析了圓孔擴張理論、應變路徑理論、有限元理論在靜壓樁擠土效應方面存在的不足,並在此基礎上做了如下工作: 1 、基於spm法的理論基礎,在小應變假定情況下,推導了靜壓單樁周圍土體位移場的解析解。
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