pile capacity formula 中文意思是什麼
pile capacity formula
解釋
樁承載能力公式-
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。 -
The paper also advise that the design of pile vertical bearing capacity in the west of coteau area of yunnan province taking advantage of the experience formula which adopt subentry safety factors, and come up with the value range of the parameters preliminarily
論文建議滇西山區溝谷地段樁基豎向承載力設計使用採用分項安全系數的經驗公式，並初步給出了各參數的取值范圍。 -
On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries
在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法，並考慮擴底樁的「拱效應」特點引入了有效樁長的概念，最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析，得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例；本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。 -
According to the calculation formula of the ratio of pile and soil of compound foundation bearing capacity, and base on the calculation formula of the ratio of pile and soil given in this thesis, the relation model of rayl eigh wave velocity and gravel pile compound foundation bearing capacity is deduced
根據復合地基承載力應力比計算公式，基於本文提出的應力比計算模型的基礎上推導了瑞雷波速和碎石樁復合地基承載力之間的關系模型，建立了日本模型、武漢地區模型、下遼河平原模型三種模型的碎石樁復合地基承載力計算公式。 -
The experiential formula between kc and base resistance q from cpt and, the relationship between ke and c # ( strength of concrete ) are also created by fitting 94 pressed pile testing date. based on analyzing the compacting effects caused by driving pile in loess and it ' s influence on bearing capacity and settlement, another two disturbance parameters, c and e, are proposed for multiplying respectively the parameters of soil cohesive c and deformation modulus es to reflect this effect. by fitting 51 driven pile testing date, we created an experiential formula between the e and r ( the modulus ratio between pile and surrounding soil ), also an experiential formula between the c and base friction resistance fs / pa from cpt of pile surrounding soil
在本文中分析了靜壓樁的沉樁擠土效應對其承載力與沉降特性的影響，在計算模型中引入了樁周土粘聚力c的修正系數k _ c和樁周土變形模量e _ s的修正系數k _ e來體現這種影響，通過對94根靜壓樁試樁資料進行擬合，建立了k _ c與樁端土靜力觸探的端阻q _ c之間經驗公式以及k _ e與c # （混凝土標號）之間的對應關系。 -
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。 -
In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying
本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ，所做的研究工作主要在以下三個方面：一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料，分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律；二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上，探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法，並推薦了相應的計算公式；最後，在吸取近年來對灌注樁后注漿技術研究成果的基礎上，結合現場試驗研究結果，分析了該項技術在昔格達巖層中的應用效果，提出了相應的參數選取，從而為壓力灌漿技術的工程應用和進一步研究提供經驗，並為今後在該地層中合理選用樁型以及指導施工提供了依據。 -
On account of most of the existing research was limited in single pile and single pile with a cap. this paper has done six single pile, one single pile, one three piles composite foundation and two - origin foundation static load experiments and obtained the principal value. the author found the formula in the code is vaguely in deals with the origin foundation bearing capacity and its reduction coefficient. two pieces of advice were put forward to improve the formula and achieved satisfied results in fact engineer construction
水泥土樁復合地基研究的困難，在於其非均一性的特點，鑒於前人的研究工作多局限在單樁及單樁復合地基，本文進行了六組單樁，單樁與多樁復合地基、天然地基各兩組的靜載荷對比試驗，得到了三者承載力的基本值，指出了有關規范復合地基承載力公式中的天然地基，取值不明確，不利於實際應用。 -
An efficiency formula for non - uniformity of load distribution the longitudinal direction of pile groups and a total lateral bearing capacity formula of n piles are set up
研究得出了計算縱向受荷排樁中各樁水平承載力不均勻分配效率系數公式和n根樁的總水平承載力公式。 -
Based on the test results and bearing formula for djcm pile composite ground under rigid foundations, it raises the design formula for the bearing capacity of djcm pile composite ground under flexible foundations. secondly, taking material nonlinear especially the glide between pile and soft soil into account, some tentative analysis and numerical analysis have been done by finite element software - ansys. it summarizes some basic regularity of the pile - soil stress ratio load transferring and variation along depth, deformation characters etc.
其次，本文還應用大型有限元分析軟體ansys ，考慮水泥粉噴樁復合地基中樁-土材料的非線性特性，並特別考慮了樁和樁側土之間有相對滑動的實際情況，對柔性基礎下水泥粉噴樁復合地基的力學性狀作了初步的數值模擬分析，總結出柔性基礎下水泥粉噴樁復合地基中樁土應力比、荷載沿深度的傳遞特性和復合地基的變形特性等方面的基本規律。 -
Based on plate loading test in - situ, the method of geddes " formula, finite element method and the relative theory of method of code, the paper makes a thorough study on the bearing capacity and settlement of vertically loading cast - in - situ piles with expanded branches and plates, and the major results are as follows : ( 1 ) based on the results of plate loading test in - situ, the single pile settlement behavior is analyzed. it is pointed out that its load - settlement ( q - s ) curve as tardy deformation
本文結合現場靜載荷試驗、 geddes公式法、有限元法和《規范》法中的有關理論，對擠擴支盤樁在豎向荷載作用下的承載力及沉降進行了研究，主要表現在以下幾方面： （ 1 ）在現場靜載荷試驗結果的基礎上，分析了擠擴支盤樁單樁沉降特徵，指出其荷載沉降（ q s ）曲線為緩變形。 -
Because interaction between pile - raft foundations and soil is very complex, what ' s more, there are many effect factors, piles and caps ( or rafts ) form a common working system whose bearing capacity and settlement are affected and restricted by interaction between them. the method of computing settlement that code provides is not a pure theoretic method and it is an experiential method in essence. in this paper, based on engineering designs of taiyuan, in - site experiments, observation data of structure settlement and so on, settlement is analyzed and computed by applying mindlin stress formula and using software matlab
現規范推薦的樁基沉降計算方法，並不是一種純理論的方法，其實質是一種經驗擬合的方法；本文結合太原地區的工程設計、現場試驗、主體沉降觀測資料等，運用明德林（ mindlin ）應力公式，然後按分層總和法原理，採用matlab軟體計算程序進行沉降計算、分析，結果表明：高層建築樁?筏基礎沉降較小，且較均勻，得出了太原地區的樁?筏基礎沉降計算的經驗系數_ p ，從而使設計、計算結果更接近於工程實際，同時考慮筏板對上部結構荷載的分擔是合理的、先進的，對高層建築樁?筏基礎加強了認識。 -
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。 -
On the basis of construction technique of large diameter bored hollow pile of prestressing force concrete, through the program of marc, this paper analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force and displacement under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper establishes the inner force calculating formula under eccentric load. this research findings will set a firm theoretical foundation for its widely application
本文在對大直徑鉆埋預應力混凝土空心樁施工工藝分析研究的基礎上，運用marc軟體，對豎向荷載作用下不同樁長、樁徑及樁周介質強度參數時空心樁的承載力性狀，以及水平向荷載及其組合荷載作用下空心樁的內力、位移變化規律進行了模擬分析，提出了大直徑鉆埋預應力混凝土空心樁的剛性與柔性界定標準。 -
By means of numerical emulation, it analyses the pile vertical bearing capacity under different lengths, diameters and strength parameters of mediators as well as the inner force under lateral and combined loads, giving the criterion of rigid pile and flexible pile. with elastic theory, the paper deduces the inner force calculating formula under eccentric load and the bearing capacity calculating formula under vertical load ; establishes a complete design and calculating method of large diameter pile
通過數值模擬，對樁在豎向荷載作用下不同的樁長、樁徑及樁周介質強度參數變化時樁的承載性狀進行了分析，並對樁在水平向荷載及其組合荷載作用下樁的內力變化規律進行了分析，提出了大直徑鉆埋預應力混凝土空心樁的剛性與柔性界定標準。 -
Moreover, the experimental formula of the hearing capacity of the new type of pile is discussed and presented, it will be a theoretic reference to use this new type of pile in engineering
此外，對擠擴支盤樁的承載力公式進行討論並提出建議，對該新型樁在工程上的應用提供了理論依據和參考。 -
Through a lot of test pile material, this essay concludes the vertical bearing capacity calculation formula of man - made pile with bulb shaped base by strength theory and relative deformation as control criterion. the method of defining pedestal pile foundation deformation modulus is especially discussed in this article, and it takes the mindlin solution as the starting point using mathematics method to get the poisson ' s ratio ( u ) which is the factor influencing foundation soil deformation modulus, and a deformation modulus calculating equation is finally determined
本文通過大量試樁資料和有限元計算分析，給出了以強度理論和相對變形為控制標準的人工挖孔擴底樁豎向承載力計算公式。其中特別論述了擴底樁地基變形模量的確定方法，並從mindlin解出發利用數學方法得出了影響地基土變形模量大小的因素?泊松比，初步確定了比較完善的變形模量計算公式。 -
Based on the field test, the formula for calculation of composite foundation bearing capacity in the criterion are revised, and the reasonable method to detertemine the correction coefficient is also discussed. the visual vb program is work out to analyze the stress ratio, and the p - n curve method to determine rushed stone pile composite foundation is proposed
此外通過對實測數據的綜合觀察分析，修正了現行規范中的復合地基承載力計算方法，對修正系數的合理確定進行了討論；編制了可視化vb程序；對復合地基承載過程中應力比隨荷載的變化規律進行探討；並依據臨長高速公路試驗研究結果，導得了確定碎石樁復合地基承載力的p - n曲線法。
分享友人