group of piles 中文意思是什麼
group of piles
解釋
椿群-
In this paper, using the program ( epagpll ), the bored testing pile group of the chinese architecture science and research institute at luokou area are analysised. the comparisons among analytical results of four constitutive models of soil are made, and the deformation of piles and soil, the soil resistance of the piles, the friction beneath cap, the aclinic displacement of the ground soil before piles and the failure pattern of pile group are discussed in detail
本文利用所編的程序，對上海地區豎向荷載作用下的單樁的流變效應進行了分析，並通過樁體位移?時間關系曲線，確定軟土地基上豎直受力樁的承載力，分析了豎直受力樁的最終沉降量的大小，並結合《上海地區地基基礎》地方規范就程序計算結果進行了對比。 -
As the pile group with variant pile diameters and pile lengths differs in composition from the conventional pile group with identical single piles, the combined action of engineering piles and fender piles is most important for mechanism of the technique of one pile with three usages
由於樁長、樁徑不同的樁組成的群樁與傳統的由幾何條件相同的樁組成的群樁在構成的形式上有所不同，因此圍護樁與工程樁共同作用理論是「一樁三用」技術中需要重點研究的內容。 -
The expressions of displacement fields of dorsal and frontal surface for two piles, row piles and group piles are derived. the solution taking into consideration the effect of construction sequence of jacked pile accords with the actual engineering
該式考慮到了沉樁施工順序的影響，較各樁的簡單疊加更符合工程實際情況，而且能夠簡化為不考慮施工順序的靜壓群樁擠土位移場的解答。 -
Treating the soil as a two - phase mixture and considering the interactive influence of seepage and solid deformation, this paper analyzes the dynamic impedance of group piles in layered saturated porous media by indirect boundary element method and investigates the effects of pore fluid in saturated soils on dynamic impedance of piles
摘要將飽水軟土地基視為兩相介質，考慮水的滲流和土骨架變形的耦合作用，用間接邊界元法分析層狀飽水軟土地基中橫向受荷群樁動力阻抗，探討飽和土中孔隙流體對飽和土中橫向受荷群樁動力阻抗的影響。 -
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。 -
The static loading test for three group of testing piles of jiading power plant secend stage project are analyzed and studied in this thesis, and the practical applying of high - accurate data collector, technique of waterproof insulation and testing technique of burying in the body of pile are introduced also. the vertical and horizontal loading features of three group of piles of different kind and constructing technique in different earth layer at the pile point are analyzed and compared and summed up with basic integro - differential equation calculating the pile earth system load transmit, transforming principle of stress - deforming and pile body rating of burying electric measuring element. changing law of stress, and changing law of pile body shifting and bending for different testing piles under vertical and horizontal load are showed so that the loading features of soil layer and pile at testing spot, reliable design data for pile type and base for scientific construction technique are provided
本文僅就嘉定電廠二期工程中的三根試驗樁的靜載試驗進行了分析和研究，利用樁土體系荷載傳遞分析計算的基本微分方程及應力-應變轉換原理，結合預埋電測元件的樁身率定，對三組不同種類、不同施工工藝、不同持力層中的樁的豎直、水平承載特性進行了分析、比較和歸納，通過大量、全面的實測數據，經過整理、轉換和推演，揭示了不同試驗樁在豎直、水平荷載作用下的應力變化規律和樁身變位、撓曲變化規律，最終提供試驗場地土層和樁的承載特性，為該工程合理設計樁型提供了可靠的設計參數，為確定科學的施工工藝提供了有力的依據。 -
Meanwhile the load transfer laws and the deforming characteristics of single pile composite foundation and group piles composite foundation are researched. additionally, the deference between the load transfer laws of the inside piles and the side piles and the effect of group piles are analyzed
同時，分析單樁復合地基、群樁復合地基荷載傳遞規律及變形特性的差異，群樁復合地基中內樁、邊樁荷載傳遞規律的差異問題。 -
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。 -
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 -
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。 -
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。 -
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。 -
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。 -
Taking coal wasting lands of yanzhou mining group as an example, treated coal wasting piles was analysed and from elological point of view a tentative programme was put forward for follow - up improvement to set up a model for in coal wasting lands and other similar areas landscape restoration
文章以兗州市充州礦業集團矸石廢棄地為例，對已改造的矸石山進行分析，從景觀生態學角度為后續該地區景觀恢復的改進提出初步方案，旨在從另外一個角度使用「斑塊廊道基質」為框架指導矸石廢棄地景觀改造，從而為其他地區的廢棄地景觀恢復與改造提供一定的參考。 -
Solution and comparison of impedance function based upon piles group vibration equations
基於群樁振動方程組的群樁基礎阻抗函數求解及比較 -
At last, the resultes are compared with those without adoption of random field model and the reliability of pile foundation under vertical load is systematically studied. the conclusion is that the interaction of piles group - soil - pile cap has great effect on the reliability of the pile foundation
並與未採用隨機場模型的計算結果相比較，對豎向荷載下樁基可靠性進行了較系統的研究，說明樁群?土?承臺相互作用的特性對整個樁基礎的可靠度有很大影響。 -
At the same time, the corresponding programs on the above two methods can be compiled in frotran90 respectively, which are used to analyze the influence of several factors on behaviour of barrette pile group and barrette pile group - soil - cap interaction, including collocation of pile, ratio of length to width, pile spacing, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer, the number of piles etc. lastly a series of model tests on vertically - loaded bahaviour of single pile are made, tests results are analyzed, and the causes of tests failure are preliminarily discussed in this paper
分析了群樁布置形式、長寬比、樁與樁之間的相對距離，樁徑比、樁土剛度比、泊松比、有限壓縮層深度以及群樁根數等因素對壁板樁群樁和壁板樁群樁?土?承臺的相互共同作用問題的影響。論文最後做了一組壁板樁和圓形樁單樁模型試驗，對試驗數據進行了分析，並對試驗中存在的問題進行了初步探討。 -
Using 3d 20 - node iso - parameter, 3d 12 - node infinite element and 3d 16 - node interface element, a coupled numerical approach for pile group - soil system under lateral loads is set up. a corresponding three - dimensional, nonlinear and elastic - plastic program ( epagpll ), include two materials and four nonlinear constitutive relations, is worked out by fortran 90 computer language. in the analysis the nonlinear e - model, k - g model and cambridge model with two yield surfaces are employed in the analysis of near - field soil, and the nonlinear analysis method is used in the piles - soil interface and distant - field soil
本人用有限元進行樁體和近域土的分析，對遠域土體採用無限單元，在樁土之間採用接觸面單元，建立了平面8節點環狀單元6節點無限元6節點接觸面單元相耦合的數值計算模型；針對豎直受力樁的流變分析，本人用內嵌于autocad的vba語言編制了前處理程序，可以快速形成包括網格、節點編號、單元編號在內的數據文件，供計算程序使用；同時在前人關于流變問題研究的基礎上，引進土體非線性流變本構模型，利用有限元、無限元、接觸面單元相結合的方法，用c + +語言編制了相應的計算程序。 -
The model experiments results indicate that the pile group composed of extending all around piles can bear inclined load better. this is beneficial to the foundation of transmission tower. the prototype experiments results indicate that the micropile ' s load capacity is satisfied with design
模型試驗發現，伸向四周的單樁組成的群樁具有更好的抵抗傾斜荷載的能力，這一點特別有利於輸電線路基礎等；原型試驗發現，微型樁單樁和群樁的承載力完全達到設計承載要求，其群樁效率在0 . 9左右。 -
Interaction between group piles and dumbbell shaped cap in a super large bridge was analyzed with ansys software of 3 - d elasto - plastic finite element method
摘要用ansys對某特大橋索塔啞鈴型承臺群樁基礎與土體共同作用進行了三維彈塑性有限元分析。
分享友人