樁定位 的英文怎麼說
中文拼音 [zhuāngdìngwèi]
樁定位
英文
pile positioning-
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。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。Design method analysis and comparison for spud of dredger
挖泥船定位樁設計方法分析與比較Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied
在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理，從影響旋噴樁復合地基豎向承載力的因素入手，基於圓孔擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究，提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析，深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定，並提出相應的設計方法和修正參數;此外，結合工程應用，對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。Technical thorny problems met during construction of cast - in - situ piles at riprap backfilling area and corresponding countermeasures are expounded to serve as a reference for similar engineering
摘要介紹爆破拋石回填區域鉆孔灌注樁施工中遇到的技術難題，並提出相應的處理措施。對類似工程部位施工有一定的借鑒作用。Taking the measure of uncorking on the steel tube and filling water before sand filling, the installation process of sand compaction piles is optimized, the installation parameters and testing rate under the near shore condition are confirmed, and the control and testing methods for the piles ' quality are summarized
採取樁管壁開孔、先灌水后灌砂的方法，優化了水上擠密砂樁的施工工藝；給出了在近岸無掩護、水流急的施工條件下的施工參數和檢驗比率，總結了沉樁定位、高程式控制制、灌砂率等參數的控制措施和檢驗方法。Based on the previous theoretical analysis, two practical projects of pile - raft foundation of high - rise building on soft ground are studied by using the software of pile - raft foundation interaction analysis program pogap. the choice of standing layer for pile, the rational compression modulus of soil under pile, the place of pile and the space between piles, and the reasonable thickness of plate are analyzed, some well - regulated conclusions can be achieved. an experiential equation for choosing the optimal thickness of plate is also given
根據以上分析，結合兩個軟弱地基上高層建築樁筏基礎的工程實例，利用浙江大學巖土工程研究所編制的pogap樁筏基礎共同作用分析軟體，就樁端持力層的選擇，樁端下臥層壓縮模量合理選值，樁位及樁間距的確定，筏板厚度的合理取值等問題展開分析，得出了一些規律性的結論，提出了筏板最佳板厚取值的經驗公式。Abstract : in this paper ， the problems in collecting data of earth pressure are discussed on the basis of some real projects according to the author ， the present way ， in which earth pressure data are calculated completely from classics theory ， is not practical a nonlinear method of row pile design ， in which the cooperative action of ring beam are taken into account and the lateral pressure is calculated on the basis of the pressure of displacement earth are proposed
文摘:本文從實例著手，分析了在土壓力取值上存在的問題，目前工程中完全按經典理論進行套算是不確切的;提出了排樁設計中應定量考慮圈樑的協同作用，側壓力按位移土壓力進行計算的非線形方法。We conclude that the conjunction intensity between the platform and piles has a prominent impact on the deformation on the surface and there exists the " curtain effect " of the pile that weakens the slide tendency to the sea. it is confirmed the most disadvantageous load cases
通過數值模擬得到以下結論，承臺與樁頂連結對碼頭頂面的側向位移影響顯著；存在樁的「遮簾作用」 ，它在一定程度上弱化了岸坡土體向海方向的位移趨勢；確定出對碼頭穩定性最不利的工況荷載組合。Ring beam may control the top displacement of piles validly. it has affect on keeping buildings stabling around foundation pit
圈樑可以有效地控制樁頂位移，可以起到維持基坑周圍建築物穩定的作用。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 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。Researching on the technology if reverse order is to study strains if pits, structural systems if basement, environmental surwey and underpinnings. on account of emphasizing developing methods if checking strength if pick - ets, modemizing machenes of excavation and studying methods of underpinning is put forward and is a way if controlling the quality of pickets in sites, which leads an active effect ; synthetic application if rankintheory, spatial and time effect theory to excavation tl aanalyze the state of soil force and strain is brought forward and the time effect should be considered in the zone of clay, the formation and development of soil plasticity are analyzed and the most dangerous zone to decide how to excavate and where to begin is found ; analyzing the cause of picket settlement during reverse order and the differential settlement and discussing hlw to solute it. duringh the temporary survey and the environmental warship, bringing rorward the theory of environmental vibration and analyzing the state of soil force and probability of losing stabilization of soil under the effect of environmental vibration ; analyzing the state offeree in underground concrete wall by the method of mathematics and pointing out the place of the maximum force and deformation. based on systematic illustrating the reverse order, problems about application and development of reverse order and suggestions also are expressed
鑒于國內外的研究把重點放在大力發展工程樁的實驗室承載力監測方法與設備、如何使土方開挖機械現代化及對周圍建築的臨測方法上，本文提出了現場利用聲波層析成像技術監測鋼砼樁內部質量的方法與程序，並得出了聲波層析成像技術是砼樁的動態質量檢測的有效手段，這對指導施有積極、現實意義；提出了綜合運用朗肯土壓力理論、基坑空間和時間效應影響理論來分析逆作法施工過程中基坑邊坡土體應力及應變的變化情況，指出粘土地區也應考慮時間效應，並且進一步分析了基坑邊坡土體的塑性區形成和發展，找出邊坡最不利的區域，以確定地下室土體的挖掘的方式和順序，指出憑主觀臆斷與經驗來施工是不可取的；在分析、經較逆作法與大開挖順作法的地下室結構體系受力情況及施工順序的不同，提出了節點處理技術；分析了逆作法施工期間樁的沉降變化原因及由此而產生的差異，並探討了解決的方法；本文還提出了環境振動對土體邊坡穩定產生影響的觀點，並分析了在環境振動影響下，土體的應力狀態及土休失穩破壞概率，並且還運用彈性力學知識和數學分析的方法定量地分析了地下混凝土墻受力狀態，指出了被監測墻體的最大應力、應變位置。Based on state - vectors load transfer method, this paper presents a new reliability analysis method of bored pile settlement. in the light of the eight full - scale piles, tests of the uncertainty analysis of pile settlement calculating by the new method is given. at last, this paper also analyzes the reliability of one of the eight piles
根據樁周阻抗三階段理論，提出了用荷載傳遞計算單樁沉降可靠度的方法，根據8根試樁靜載試驗及其原位測試資料，對該方法計算模式的不定性作了分析，並對其中一根樁的沉降進行了可靠度計算。In this paper the friction piles are used in zipingpu multi - purpose dam construction project, the spillway in the side slope is covered with overburden, the horizontal area is from sp. 0 + 200m to sp. 0 + 280m, the elevation is about from el. 810m to el. 950m, there is hard and integral rock under the overburden, which provides enough anchor ability, and it ' s requirement to set the friction pile at the appropriate place ; in order to improve the slope stability that suitable excavation or weeding off the disadvantage load on the landslide are good measures, for the scarp it ' s better to reduce the slope
摘要紫坪鋪水利樞紐工程溢洪道樁號0 + 200 ~ 0 + 280 、高程810 ~ 950m范圍的內側邊坡為覆蓋層邊坡，坡體下部有較為完整堅硬的巖石，具備提供足夠錨固力的條件，在適當的位置可以考慮設置抗滑樁，再通過適量的開挖提高邊坡穩定性，或將滑坡體上部不利於穩定的荷載挖除，對于陡坡的坡面可以將坡削緩，則效果會更好。The top beam can reform the force - bearing mechanism of the retaining piles because the cantilever piles can be fixed by adding a restriction on the top of the piles and the displacement of the piles can be reduced too. as the same time, top beam can harmonize the displacement and force of the piles and avoid the phenomenon of chain failure as one of the piles is destroyed. if the top beam are closed it can work well because the support on the two ends
樁頂圈樑對支護樁的作用主要體現在：改善支護樁的力學性狀，變懸臂樁為頂端約束的超靜定狀態；對樁頂位移起限製作用，減小基坑工程對周邊環境的不良影響；協調各樁之間的受力和位移，避免局部受力過大引起各樁之間的連鎖破壞現象。After some correction of the apparent reflection coefficient, the extent of wave impedance differences of the reflection interfaces can be analysed quantitatively and, on such a basis, the defective position of the pile body can be detected
將視反射系數經過一定的校正後，可定量分析反射界面的波阻抗差異的大小，進而確定樁身缺陷的嚴重程度；反射波往返時則用來推算樁身缺陷的位置。Based on the assumed vertical displacement of the unit cell and the assumed distribution on the pile - soil interface of the pure friction pile, and using the boundary conditions that there was no relative slipping between pile and soil, the pile decrement was equal to that of soil on the pile - soil interface and that the vertical sheer stress of the unit cell ' s outer edge was equal to zero, the formula for the frictional distribution of the pure friction pile and the formulas for the displacement of pile and soil in the treated area were deduced
通過假定的單元體豎向位移模式和純摩擦樁樁側摩阻力分佈模式，利用樁土間無相對滑移、樁土界面處樁土壓縮量相等和單元體邊界處豎向切應力為零等邊界條件，推導出復合地基純摩擦樁樁側摩阻力分佈的具體表達式，以及加固區樁土壓縮量的計算公式。During the low strain dynamic test of the foundation pile, the adoption of the velocity sensor to the direct measurement of the relative displacement of the pile head is helpful to reducing the improper dependence upon the measured intrinsic frequency valuesof the pile soil system in calculating vertical bearing capacity of the single pile, and is hence conducive to raising the accuracy of the calculated vertical bearing capacity of the single pile
基樁低應變動測中，採用速度傳感器直接測出樁頭的相對位移，在推算單樁豎向承載力時，有助於降低對樁土體系固有頻率測定值的過分依賴，從而有利於提高單樁豎向承載力推算值的準確程度。This layout can transform the axial force of circular beam into a force which parallels the axial. compression strength of the concrete on circular beam can bring into play adequately. the displacement of the pile top will also reduce effectively
（ 2 ）設計中將圍護樁按拱形布設，將垂直於圈樑的軸向力轉化為平行的軸向力，充分發揮了圈樑混凝土的抗壓強度，有效地減少了圍護樁的樁頂位移，提高了圍護結構的整體穩定性。分享友人