finite pile 中文意思是什麼
finite pile
解釋
有限體積反應堆-
Contact nonlinear finite element analysis on the pressing block tooth in underwater skirt pile gripper
基於接觸的水下夾樁器壓塊齒非線性有限元分析 -
On the basis of predecessor work, the thesis developed fem program of the pile under lateral load, which is based on winker ground model, and m method is introduced into fem program. the calculation values is closed to the results of field and laboratory model experiment, the finite elment method is verified
在前人所做工作的基礎上編制了基於文克爾地基模型的有限元計算程序，將水平承載樁的「 m法」引入計算程序中，並用現場試驗資料和本文的模型試驗結果與數值計算結果進行了對比，結果表明較為吻合，驗證了程序分析pcc樁水平承載的正確性和可靠性。 -
Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters
本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ，針對非文克爾地基（半空間、線性變形層或單向壓縮層地基模型等）上的樁基承臺梁，提出一種利用地基柔度矩陣來進行迭代的有限單元法，可充分考慮梁下土體的連續性，並對基礎與土體脫開、承臺梁截面變化、梁體邊界條件復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行分析計算。 -
The beam - on - dynamic - winkler - foundation ( bdwf ) model was utilized to determine the lateral dynamic response of a pile with finite length in a viscoelastic soil. an analytical solution was obtained in the time domain for the vibration of a pile under a laterally cyclic force applied at the pile head. based on the solution, the transient response of the pile loaded by semi - sine force was acquired with superposition principle
首先，基於動力winkler模型（ bdwf ）對粘彈性地基中有限長樁的水平動力響應問題進行求解，得到了單樁在樁頂受水平簡諧荷載作用下的時域解析解，並在此基礎上通過疊加原理得到了半正弦激振條件下的瞬態解析解。 -
On the basis of all the above, associating with the practical engineering project of the surgery ward building of hospital xiehe of hust and taking the soil - pile - raft interaction into account, the finite element models based on kirchhoff ' s thin plate and reissner ' s moderately - thick plate theories are separately then the established 3 dimension solid finite element model as the verifying standard
在此基礎上，結合華中科技大學附屬協和醫院外科病房大樓工程，在考慮地基、樁和筏板的相互作用的情況下，以基於三維空間理論的實體有限單元模型為衡量標準，對同一結構（筏板）分別用薄板和中厚板單元建立有限單元模型進行計算。 -
Abstract : reviewed are five methods for the analysis of the penetration of jacked - in piles, namely, cavity expansion method, strain path method finite element method, slip line method and calibration model test. after analysis, it is pointed out that it is more rational to adopt sub - statical spatial axisy numerical formulas based on traditional plane - strain cavity expansion method in the analysis. after spatial closed - form solutions are obtained for soil movements, stresses and initial excessive pore pressures generated durihy pile penetration are found out. it is suggested that finite element analysis together with centrifugal model test be used in verifying the results
文摘:在分析飽和粘土中靜壓樁的貫入機理的基礎上，對靜壓樁沉樁分析的圓孔擴張理論、應變路徑法、有限元分析、滑移線理論和模型槽試驗等五種方法逐一進行評述，並提出在傳統的平面圓孔擴張理論基礎上加以改進，採用準靜態空間軸對稱方程組對靜壓樁貫入過程進行模擬，從而得出土體位移、應力、初始超孔壓的空間解析解，同時採用有限元分析、模型槽試驗相互印證的研究方法 -
Flexural wave of finite pile in a non - uniform soil
不均勻土中有限長樁的橫向瞬態波動 -
The same type of cement - soil mixing pile with concrete core, concrete pile and cement - soil pile that means they have the same pile length and pile diameter is deeply analyzed by finite element program. we get the q - s curve, the axis force of pile body curve, the stress of pile curve and the side and the end sharing load ratio of the pile curve by finite element program. with the help of the finite element program, the paper finds the relations between the pile ' s parameter and its bearing capacity and load transferring properties
利用有限元計算分析了同比（樁長相同、樁徑相同）水泥土組合樁、水泥土攪拌樁和混凝土鉆孔灌注樁，得到了它們的荷載沉降曲線、樁身應力曲線、樁身軸力曲線、樁側樁端分擔荷載曲線等，通過這些曲線對它們的荷載傳遞規律以及變形特性進行了深入的分析。 -
By adopting the layering foundation model, the contact element and the substructure method, the three - dimensional finite element analysis for soil, pile - raft foundation and frame - tube applied by the vertical loads is established
地基土採用分層地基模型，樁土界面採用接觸單元處理，上部結構採用子結構法處理。 -
Then displacement fields are researched via the finite element model that accords with actual process of jacked pile. and the effects of displacement fields caused by difference modulus ratio, friction between pile and soil, possion ration of soil and soil index of c and are put forward
接著建立了能夠模擬沉樁連續貫入的有限元模型，利用該有限元模型分析了樁土模量比、樁土界面接觸剛度、樁土界面摩擦、泊松比以及土體的c和指標等因素對沉樁擠土效應的影響。 -
According to the results of the tests and finite element program, the paper put forward the structure need of the cement - soil mixing pile with concrete core, gives the calculating formula of pile ' s bearing capacity
根據室內外試驗和有限元分析的結果，提出水泥土組合樁的構造要求和水泥土組合樁豎向承載力計算公式。 -
According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile
根據彈塑性理論，運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算，獲得樁端承載力與樁長（埋置深度） 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系，並採用數理統計方法，對81組ansys模擬試驗結果數據進行回歸分析，得到有限元法確定樁端極限承載力的回歸公式，並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析，得到大直徑樁端阻的尺寸效應系數計算公式。 -
According to the documentation collected from domestic and abroad wang wei dong who works in huadong architect and structure institute utilizes the similar work property between the underground continuous wall and pile subjected the vertical loads, and introduces poulos method of elasticity and plastic which applies to pile foundation into the calculation for subsidence of underground continuous wall. pujialiu and yu yuzhou from water and electronic engineering of qinghua university, according to the result of three axes, define the concrete parameter utilize the model of non - linear e - b combined with the design cross section of dam in xiaolangdi, yellow river accept the total stress programme of thepd dam, and we analyze the stress and displacement of plastic concrete diaphragm wall by finite element method in comparison with the result of common concrete one. at same time, we consider the effect of the character of plastic concrete diaphragm wall which is composed of different gradients and adopting the level of stress and pulling stress infers whether the plastic concrete diaphragm wall is safe or not
地下連續墻是一種歷史較短的施工方法，目前，砼防滲墻的設計還是以傳統的設計方法為主，根據查找國內外文獻資料，華東建築設計院王衛東利用地下連續墻與樁在豎向荷載作用下的工作性能有相似性，將適用於樁基的poulos彈性理論引入對地下連續墻的沉降計算中；清華大學水利水電工程系濮家騮、于玉貞根據三軸試驗結果確定混凝土的參數，利用非線性e - b模型，結合黃河小浪底土石壩設計剖面，採用thepd土石壩總應力程序，對深覆蓋層塑性混凝土防滲墻的應力、位移進行有限元分析，並與普通混凝土防滲墻計算結果加以對比，同時分析了不同配比塑性混凝土特性的影響，並採用應力水平和拉應力數值來判斷塑性混凝土防滲墻的安全程度。 -
The pile analysis method includes elastic method, simplified model method, and shearing deformed method. of course, as one type of numerical method, finite element method is used more than boundary element method
具體分析方法包括彈性理論法、簡化模型法、數值分析方法。模型簡化法包括荷載傳遞法和剪切變形法。 -
The secondly, based upon the laboratory soil tests, definite the parameter of the kondner model and the loess compaction model, using fortran power station to compile the finite element programmed of axial symmetry. through trial calculate with the different squeeze stress and different poisson ratio, got some laws of stress of soil surrounding pile and judged the result of compaction pile. the result of the calculation and analysis and valuable to designer and builder
同時通過室內試驗確定了特定區域黃土的鄧肯-張模型參數和黃土擠密模型，採用fortranpowerstation ，按軸對稱問題編制了存限元程序，通過採用不同的擠壓力和不同的泊松比的程序試算，得到了一些樁周土體的應力變化規律，並對擠密樁破壞半徑內的土體擠密效果進行了判定，計算與分析結果可供設計施工人員參考。 -
Some stiffness matrices of special elements such as rubber bearings and components with field are derived from primary - secondary and inverse transform in structural matrix analysis. then, seismic response analytical models and non - isolated continuous rigid frame bridges are set up, while considering the interaction of soil - pile - structure and traveling wave effect simultaneously. finally, the seismic time history response of the two models is calculated by means of the finite element method, and the results show that the isolated bridge posses powerful earthquake resistance
首先論述了公路大跨徑橋梁的地震反應分析方法，其中包括樁-土-結構相互作用、行波效應等因素對結構物的影響；其次，利用結構矩陣分析中的主從變換和逆步變換，推演了幾個特殊單元的剛度矩陣，包括橡膠隔震層單元和帶剛域構件單元；最後，考慮樁-土-結構相互作用和行波效應的結合，分別建立隔震與非隔震連續剛構橋地震反應分析模型，通過有限元法對兩種結構進行時程分析，結果表明：隔震層上部結構的地震加速度反應、位移反應均明顯減小，這說明隔震的連續剛構橋具有很好的抗震能力。 -
With reference to the practical design of a bridge, the stability and ultimate carrying capacity of the elevated pile caps of the bridge are computed by numerical method known as elasto - plastic finite element analysis
結合某橋設計實踐，按彈塑性有限元方法，對高樁承臺的穩定性進行了分析，解算了結構的極限承載力。 -
In order to reveal load mechanism and failure mode of thick pile caps, by means of the test of 1 / 4 - scale models of thick pile caps with six piles and post - handling study of 3 - dimensional non - linear finite element adina, this paper points out the shortage, which is that the design of pile caps is carried out by flexural strength in chinese technical code for building pile foundations jgj94 - 94 and american reinforcement concrete building construction code aci318 - 02, promulgates that the failure mode of thick pile caps is punching failure and load transfer mechanism is the strut - and - tie, which is that zones of concrete with primarily unidirectional compressive stresses are modeled by compress struts, while tension ties are used to model longitudinal reinforcement over pile
摘要為揭示厚承臺的傳力機理和破壞形式，通過對4個1 : 5比例的六樁厚承臺的模型試驗研究與三維非線性有限元adina的后處理研究，指出中國建築樁基技術規范jgj94 - 94與美國鋼筋砼房屋建築規范aci318 - 02規范中，承臺以彎曲強度進行配筋計算的設計方法之不足，揭示出厚承臺的破壞模式是沖切破壞，傳力機理是以帶有主要單向壓應力的砼區域作斜壓桿，樁頂區域的縱筋作拉桿的空間桁架。 -
2. the complex stiffness corresponding to three bearing conditions of semi - infinite elastic subgrade, finite elastic soil layer and end bearing at the pile bottom are theoretically investigated, and analytical expression of the complex stiffness corresponding to finite elastic soil layer bearing condition is obtained. the special influence of bearing conditions on dynamic response at pile head is then discussed
2 、對剛性支承、有限厚度土層支承和半無限空間支承三種樁底部支承情況下樁底支承復剛度和樁周土底分佈支承復剛度的解析表達及其特性進行了推導論證，通過假定樁底土為與樁等截面的土柱推導求得有限厚土層支承條件下樁底支承復剛度的解析解，並據此分析了不同底部支承邊界對樁頂響應的影響。 -
The 16 - node degenerated iso - parametric element is proposed for the analysis of raft foundation with mid - thick plate. the stiffness matrix of single pile among the pile group can be founded assuming the total contact between the plate and the foundation. and the results of stress and deformation of plate, the force on pile and the settlement of pile bottom can be solved after the finite element disperse for the plate and the establishment of balance equation of pile - raft interaction
在引入16節點退化等參元的中厚板筏板分析模型的基礎了，假定筏板與地基間完全接觸，建立了群樁中單樁樁身剛度矩陣，繼而對筏板進行有限元離散得到樁筏共同作用的平衡方程，從而求解筏板內力、撓度、樁頂反力、樁端沉降等一系列結果。
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