群樁效應 的英文怎麼說

中文拼音 [qúnzhuāngxiàoyīng]
群樁效應 英文
efficiency of pile groups
  • 群 : Ⅰ名詞（聚在一起的人或物） crowd; group Ⅱ量詞（用於成群的人或物） group; herd; flock
  • 樁 : Ⅰ名詞（樁子） pile; pole; stake Ⅱ量詞（用於事情）
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 效應 : [物理學] effect; action; influence
  1. When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other

    得到了以下結論： 1 ）樁的相互作用因子隨頻率呈周期性變化，在振動頻率比較低的情況下，樁的橫向相互作用因子也較低，當頻率趨近於零時，相互作用因子也趨近於零； 2 ）樁的相互作用因子的幅值隨瑞利波入射角度的變化而變化，在= 0情況下幅值最大，且隨入射角度的增加，波動的周期明顯縮短； 3 ）樁的相互作用因子的幅值隨著樁與樁間距的增加而減小，至s d = 15時，樁的相互作用因子基本趨近於0 ； 4 ）在頻率比較低時，相互作用因子幅值隨樁土相對剛度比的增加而顯著增加； 5 ）樁頂固接可以有效地降低群樁的橫向地震響應幅值，由瑞利波產生的群樁效應可以忽略不計； 6 ）群樁中不同樁位的樁的橫向地震響應是不同的，每根樁所在的樁位對其橫向地震響應有很大的影響；刀樁數的增加並不能減小樁的橫向動力響應。
  2. And these are verified by load test in site to validate the conclusion that the testing result on four piles area is closed to the result with the group piles effect in large area composite foundation and to determine the bearing capacity of composite foundation of single row piles and double rows piles, the result from single pile composite foundation is acceptable

    得到確定大面積復合地基承載力的荷載試驗中，一般測試4根樁所處理的面積，測得的承載力就能較好地接近在群樁效應下的結果，而確定單排或雙排群樁復合地基的承載力，單樁或雙樁復合地基荷載試驗的結果便行。
  3. Pile group effect of main pylon foundation of sutong bridge

    蘇通大橋主塔墩基礎群樁效應研究
  4. Safety monitoring model for extruding effect and group effect of precast piles

    考慮擠土和群樁效應的預制樁安全監控模型
  5. Efficiency of pile groups

    深基礎群樁效應
  6. In the engineering the static load test usually is used to determine the bearing capacity of composite foundation, but the relative specifications in the " the criterion of building foundation treatment ( jgj79 - 91 ) " are not so clear

    分析表明群樁復合地基具有群樁效應問題，其性狀與單樁復合地基有很大的不同。
  7. At the same time, some different coefficients of pile group effect are adopted to calculate. compared with these results, the feasibility and conciseness of this reduced coefficient are testified

    同時本文還採用了不同的群樁效應系數對該群樁基礎進行了計算，並將這些計算結果進行對照分析，證明了本文給出的折減系數的可行性和簡便性。
  8. Because the pile group effect exists, the coefficients of earth pressure to the back piles reduce. p - y curve of pile group can be obtained by p - y curve of a single pile multiplied by a reduced coefficient

    由於群樁效應的存在，後排樁的樁前土反力系數減小，這樣群樁的抗力曲線（ p - y曲線）就可通過在單樁的p - y曲線的基礎上乘以一折減系數來獲得。
  9. The effects of pile group are analyzed with the plane strain fem, the results of which show great consistency with the monitoring data. thus, conclusion is drawn that the predicted settlement of ground surface is reasonable and correct

    進行了平面應變有限元群樁效應分析，得到的變形規律與實測情況符合較好，預測的地面沉降精度較高，工后沉降滿足工程要求。
  10. Some conclusions relating to the displacement group effect are obtained from simulating the influence of several factors. the results prove that the model can consider both the effect of clusters piles and the ratio of loading share of each pile

    通過大量的模型計算，討論了樁距、樁數、樁徑和樁長對群樁效應的影響，還研究了群樁中各樁受力的不均性，得出了一些有益的結論。
  11. Starting from the effect of group piles in the composite foundation, the size effect in the load test of large area composite foundation, composite foundation of single row piles and composite foundation of double rows piles are researched through fem analysis

    本文從復合地基具有群樁效應現象入手，利用有限元來研究大面積復合地基、單排群樁復合地基、雙排群樁復合地基荷載試驗的尺寸效應問題，並用現場荷載試驗實例來驗證本文分析方法的可行性。
  12. Based on the formula which is used to compute the lateral resistance of single pile deduced by wang qitong, a formula is setup whose precondition is that the pile and the lateral soil directly around the pile deform in - phase. on the basis of that the contact stress of the foundation is equal, a formula that can be used to conform the stress - ratio of the composite ground is set up, on the same time, the principles of the deformation harmony of the soil and the piles in the composite ground are also discussed. combining with results of this test, a formula which can calculate the bearing capacity that considering the effect of group piles of the composite ground is also deduced

    視攪拌樁樁體為均質彈性介質，推導了復合地基中單樁有效樁長的理論計算公式；根據王啟銅柔性樁樁側摩阻力計算公式，以樁側土與樁體協調位移為前提推導了柔性樁樁側摩阻力的計算公式；以基底接觸應力均勻分佈，樁體、樁間土均質為前提，討論了樁，土協同工作原理，從而得出復合地基樁、土荷載變形特性，以及樁、土應力比計算公式；結合本次試驗，通過計算加載時樁體與土體的荷載分擔情況以及在極限狀態下樁土承載力發揮值，提出考慮群樁效應的攪拌樁復合地基承載力計算公式。
  13. This thesis put forward a systemic method to settle the negative friction in project design. it includes when the negative friction must be consider, the zero position decided, count the down load, the negative friction group pile, the infection on end - bearing and sedimentation and stability, how to deal with in design to avoid the negative friction and how to solve when the negative friction produced

    本文提出了在工程設計中如何處理樁基負摩擦力的方法，包括什麼情況下考慮負摩擦力、負摩擦力中性點位置的確定、樁基下拉荷載的計算、負摩擦力的群樁效應、負摩擦力對樁基豎向承載力和沉降的影響、設計施工中如何避免出現負摩擦力以及對已經出現的負摩擦力如何根治。
  14. Secondly, considering the complexity of the analysis of inclined - loading pile, nonlinear finite element method is adopted to calculate the internal force and displacement of pile group under inclined loads, with the concept of equivalent width presented to simplify 3d problems into 2d problems. and a program is developed as well, which is able to consider the continuity, elastic - plasticity and layered characteristic of soil around the pile shaft. besides, the interactions among pile, base slab and soil are considered in this program and contact surface element is used to simulate slipping and crazing between pile and soil, or between base slab and soil under loads. then, the non - tension analysis is proposed, to reflect the low - tensile property of soil and concrete

    在此基礎上，針對傾斜荷載下群樁基礎分析中的復雜性，提出採用非線性有限元對傾斜荷載下群樁的內力及位移進行分析，應用樁的等效寬度概念將空間問題簡化為平面問題考慮，並開發出能考慮樁周土介質連續性、彈塑性、分層性等因素的傾斜荷載下群樁內力及位移分析的計算機程序，並在程序中考慮了樁、土、承臺的相互作用，提出了採用接觸面單元來考慮荷載作用下樁與土體及承臺與土體間的滑移、開裂；並在此基礎上，提出了傾斜荷載下群樁基礎的「無拉力」分析方法，可有效地反映土體及混凝土材料的低抗拉特性。
  15. Correlative function method and variable function method are used to calculate the relevant range of soil layer. the limit capacity of bored pile is determined by the cone penetration tests ( cpt ) and the static loading tests and related statistics parameters are also evaluated. considering the effects of group piles, the action effect is calculated by the settlement of pile foundation and the reliability index of single pile as well as group piles is determined by monte - carlo method

    本文選擇臨近場地的四座高層建築地基的全部勘測資料，以沿深度方向的一維平穩高斯隨機場作為樁基土層土性參數的數學模型，利用相關函數法和變異函數法計算土層的相關范圍，由cpt和靜載試驗結果綜合確定鉆孔灌注樁的極限承載力，進而對相同場地各試樁的承載力進行折算后檢驗其概率分佈，並估計有關統計參數：考慮群樁效應確定樁基承載力，由樁基沉降反算其作用效應，由monte - carlo方法計算單樁及群樁的可靠指標。
  16. At present, there are many research methods on pile groups subjected to lateral loads at home and abroad. however, it is still far from meeting the demands of pile groups appliances in engineering. using the finite element software ansys, the article calculates and analyses the behavior capacity of pile groups first

    本文首先運用目前國內外應用較為廣泛的有限元軟體ansys對群樁基礎進行有限元分析：分析了橫向荷載作用下群樁的樁距、樁數、樁徑、樁長、土體模量等因素對群樁效應的影響，得出了一些有益的結論。
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