摩阻樁 的英文怎麼說
中文拼音 [mózǔzhuāng]
摩阻樁
英文
friction pile-
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。Influence of negative frictional resistance force of foundation pile and countermeasure
基樁中負摩阻力的影響及其對策Study on calculation of negative skin friction resistance on piles
基樁負摩阻力計算方法初探Negative skin friction of driven pile
打入樁負摩阻力By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few
通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢驗,確定了沖擊鉆在溶洞地質條件下的合理使用方法;基樁承載實驗表明了荷載與摩擦阻力之間的關系,並對巖溶地區的嵌巖灌注樁的荷載傳遞和破壞機理、承載力特性,進行了富有成果的現場測試工作;試驗數據表明樁側摩阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值分析方法和有限單元法,對鉆孔灌注樁樁端下的巖體強度和結構穩定性方面進行模擬計算和定量研究。Secondly, we recommend the practical experiment of cast - in - place piles, including field solid and liquid qualification, experiment purpose, experiment project, experiment equipment, experiment process and the notice of experiment. thirdly, we processed and analyzed experimental daters, studied the rule of strength transferring, and studied the rule of strength transferring of check resistance and side of peg rub resistance, contrasting with common re - draw peg. at last, we advance some unfathomed problem and prospect foreground of cast - in - place piles
本文首先對支盤樁的基本原理進行了闡述,對其施工過程以及成型過程進行了描述;然後對本次抗拔支盤樁現場試驗進行了介紹,包括試驗現場地質水文條件,試驗目的、試驗方案、試驗設備以及試驗過程,並對試驗注意事項進行了歸納總結;分析了支盤裝原位抗拔,研究了樁身軸力傳遞規律以及支盤阻力和樁側摩阻力的荷載傳遞規律,並與普通抗拔樁進行了相關對比;最後,本文提出了本次試驗尚未解決的一些問題,並對支盤樁的前景進行了展望。The soil plug has an important effect on the pile driveability, and the pile diameter has an important effect on the property of soil plug, too. then the plugged effect judging method and nonlinear model of soil plug of the large ( super large ) diameter, super length, deep penetration pile have been established. hyperbolic model of soil plug was also proposed to calculate the inside static resistance
3 .土塞對大直徑、超長樁的可打入性有重要影響,而樁徑大小直接影響土塞特性,本文建立了大直徑(超大直徑) 、超長、深貫入樁土塞閉塞效應判斷方法和土塞非線性雙曲線計算分析模型,並提出了「內側極限摩阻力動態分佈」模式。In consideration of the soil arch effect between anti - slide piles, a calculation formula for the anti - slide pile spacing was developed, taking the following factors as the controlling conditions - the static equilibrium equation of the frictional resistance and adhesive force between the side of piles and slope soil, which sustains the thrusting force of the landside, and the strength conditions at the medial cross - section and two end sections of soil arch
摘要考慮抗滑樁樁間土拱效應,以樁側與邊坡土體間的摩阻力及黏著力承擔滑坡推力的靜力平衡條件和土拱跨中與拱腳處截面的強度條件共同控制,建立了抗樁間距的計算公式。Also the influences of the length, diameter, and the ratio of the stiffness of pipe to the stiffness of soil on the bearing mechanisms are discussed. based on these, some useful conclusions are reached
然後從樁長、樁徑以及樁土剛度比等角度分析了其對單樁承載力、內外側摩阻力、樁端平面應力分佈、軸向荷載傳遞、樁身截面位移等的影響。According to the results of self - balanced static load tests, not only base resistances were improved after grouting, but also frictional resistances were improved by bettering the characteristics of soils and interfaces between piles and soils
根據自平衡靜載測試結果,樁端壓漿不僅可提高樁端阻力,還可改善樁周土和樁土接觸面的性質,使樁周摩阻力也得到提高。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。The grouting test result shows that this technique of pile foundation construction is effective, it can not only increase the upper and skin friction of the cast - in - place pile, but also improve the bearing capacity of the cast - in - place pile, and gain a larger economic benefit for whole project at the same time
經樁端壓漿實驗結果表明,該技術可以增加鉆孔灌注樁樁端阻力和樁側壁摩阻力,是一項行之有效的樁基施工技術,它可有效提高鉆孔灌注樁的承載能力,同時提高經濟效益。The experiments show that the bearing capacity of super - long and large - diameter bored piles is mainly contributed by side friction, especially by their upper and middle parts, even under the bearing limitation, the ratio of base resistance to the total load is very low because of the soil residue at the bottom of piles, so this type of piles is friction ones
試驗表明:即使在極限荷載下,超長樁的豎向承載力仍主要由樁側摩阻力提供,且主要集中在樁的中上段,下段摩阻力很小,樁的端阻力由於樁底沉渣的影響也難以發揮出來,所以超長樁為典型的摩擦樁。Based on the static loading test and stress testing of piles in situ of the project " taiyuan second long - distance telegraphic hinge ", some researches below have been conducted in this paper. the paper consists of the following two parts : the comparisons of load transfer feature of the resistance among the four types of piles ( that is, the normal cast - in - situ pile, the cast - in - situ pile with post - pressure grouting, the cast - in - situ pile with expanded - base, the cast - in - situ pile with expanded - base and post - pressure grouting ), the bearing capacity of piles affected respectively by the two types of construction technique
本文結合某工程的樁基現場靜載荷試驗和樁身應力測試試驗,對比、研究了同一場地中相同樁長的普通灌注直樁、后注漿灌注直樁、擴底灌注樁和擴底后注漿灌注樁四種樁型的承載力特性、樁身軸力和樁側摩阻力的分佈特性,闡述了擴底后注漿樁的樁身軸力傳遞規律和側阻力發揮性狀,分析了擴底、后注漿兩種施工工藝對試樁單樁承載力的影響。Considering the engineering of trail pile in hubei jingzhou yangtze river highway bridge, the construction process of deep cast - in - place pile under pebble geological structure, the limit load - bearing capacity of single pile, side friction stress and head drag are researched in this thesis deeply
論文結合湖北省荊州長江公路大橋的試驗樁工程,深入研究了江漢平原地區卵石地基深鉆孔灌注樁的施工工藝、單樁極限承載能力、樁側摩阻力和端阻力。One of the most important one is the piles on the poor geological conditions such as saturated permafrost soil or underneath ice layers, such as : 1. frozen soil beside piles is thawed caused by construction and cement hydrate heat, it need quite time to recover freezing again ; 2. frost heaving sometimes pull up piles ; 3
凍土地區樁基普遍存在著: 1由於施工、水泥水化等造成樁周凍土融化,需相當長時間內才能回凍; 2樁周凍土凍脹對樁的「冷拔」作用往往將樁拉斷; 3樁周凍土融沉引起負摩阻力。It is provided by the result of observing for the trial of pile, if the cast - in - place is constructed according to strict technological process, the limit load - bearing capacity of single pile is more larger then its calculational value, and under the function of the most trial loading, the frictional drag haven " t occur yield in every major loading layer, so the pile have greatly safety reserve in engineering
樁試驗的觀測結果證明,按照嚴格工藝流程施工的鉆孔灌注樁,其單樁極限承載能力遠大於計算值;在最大試驗荷載作用下,各主要持力層均未出現摩阻力屈服現象,樁有較大的工程安全儲備。Based on the fem analysis and load tests in site, some performances of composite foundation are studied. in this research how the length of pile, the rigidity of pile and area replacement ratio of composite foundation affect the stress in the pile, the siding friction transfer law of pile and the deforming characteristics and bearing capacity of the entire foundation is studied
在進行復合地基性狀的研究中,通過建立不同的有限元模型,研究樁長、樁體剛度、面積置換率對均質地基復合地基樁身應力、樁身側摩阻力傳遞規律、變形特性和承載力的影響。In the paper, through the example of the waiting hall of xt an international airport, several main questions meet in the design have been discussed, analyzed and solved, which include in negative friction force around pile in collapsible loess, the calculating method of bearing capacity of pile. the crack control methods of analysis and design in the super - length reinforced structure have been tested in the project, and reached the effect to be hoped
本文通過西安咸陽國際機場新航站樓工程設計的具體實例,分析、論述了建築結構在設計中遇到並解決的幾個主要問題:如自重濕陷性黃土場地樁基負摩阻力問題;淺層土雖經強夯但下層土仍有可能產生負摩阻力時樁的承載力計算方法;對鋼筋混凝土結構的裂縫控制實現超長設計的分析和設計對策,經過工程驗證,達到了預期的效果。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。分享友人