群樁 的英文怎麼說
中文拼音 [qúnzhuāng]
群樁
英文
clumof piles-
Different situations, single - pile raft, four - pile raft and nine - pile raft, are calculated with cpri. with the computing results, the variation of the raft settlement, pile counterforce, soil counterforce and pore pressure at different time are analyzed, which agree with the general rule and show the contribution of soil consolidation on the interaction
本文利用cpri分別對單樁承臺、四樁承臺和九樁承臺的工作性狀進行了計算分析,模擬樁基的沉降發展過程和不同時刻土體中的孔壓、樁身荷載、承臺底面土體反力的變化,分析了群樁承臺的荷載在各樁頂的分佈。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。Landslide resistance mechanism and application of deeply buried and stage variation cluster piles
深埋式變階群樁抗滑機理與應用研究Fem - based nonlinear contact analysis of pile - group soil in digang large - span project
荻港大跨越群樁土非線性有限元接觸分析The natural periods of formal six modes were advanced researched, the floor panel is assumed to be elastic, contrast with the results, first time it ' s found that the third natural period has a small affection considering sshsti. when the axial loads on piles are considered, the other periods in the formal six modes have relative percent variation from 30 % to 60 %, and the relative percent changes small considering different ground
對比分析發現,體系前六階振型中,考慮樓板彈性假定的地基基礎與結構共同作用對第三振型固有周期基本不存在影響,當地基中的群樁考慮軸力時,其它固有周期增大在30 %至60 %之間,且不同地基之間的差異變化較小。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。In combination with the work of < the design and technical construction rules of flexible dolphin pier in port engineering > of designing institute of water transport of transport, the data of some typical experiments of domestic and international pile foundation were analysed emphatically. through comparion of the relation of p - y curves between single pile and pile group under lateral loading and lateral reciprocating loading, the experience formula of p - y curve of single pile under reciprocating loading role is put forward
本文結合中交水運規劃設計院《港口工程柔性靠船墩設計與施工技術規程》的編制工作,著重分析了國內外幾組典型的試樁資料,通過對比水平靜載單樁、群樁和往復荷載單樁p ? y曲線的關系,提出了往復荷載作用下的單樁p ? y曲線的經驗公式。The application of micro - pipe piles sructure in foundation pit reinforced
微型群樁組合結構在基坑加固工程中的應用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。The model is called " generalized elastic theory " in this paper, which can take the plastic behavior of the soil around the pile into account, and also can analyze the battered pile and pile group
這種方法可以考慮樁周土的塑性和樁-樁相互作用,還可以分析斜樁以及有斜樁的群樁。把廣義彈性理論法用於單樁分析,建立了相應的模型和公式。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 revising formula on p - y curves of the back pile subjected to the front pile in sand and the calculation method of laterally loaded single pile and pile groups are put forward. these formulas, which have practical value in piles calculation, are enough to meet piles calculation requirement
提出了群樁在砂性土中前樁對后樁土反力的影響折減系數公式,研究得出了水平承載樁(單樁、群樁)的計算方法。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。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。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。Some examples are analyzed and indicate that along with the increasing load the distribution of axial load and rigidity of single pile become uniform. compared with various types of pile group, the pile group in circle distribution contributes to bear inclined load, and the axial load of each pile is more uniform
算例分析表明,隨著群樁承受荷載的增加,單樁的軸力和剛度分佈逐漸趨于均勻;比較單樁不同布置形式的群樁,發現圓形布置時其單樁軸力更加均勻。Using ansys fea program to analyze the behavior of group pile under lateral load and some useful conclusion are got the result which are got in this thesis will be useful for the design and the use of the pile under lateral load 5
本文通過實驗提出的對p - y曲線計算公式的修正以及對單樁,群樁抗水平力特性的有限元分析得到的結論對抗水平力樁的設計和工程應用有一定的幫助。Referring to the current study of cast - in - situ piles with expanded branches and plates and methods of pile foundation analysis, the paper makes a thorough research on the bearing and deformation behavior of vertically loaded piles with expanded branches and plates
本文基於已有的擠擴支盤樁研究成果及樁基荷載傳遞理論,通過現場載荷試驗、荷載傳遞法和有限單元法,對豎向荷載作用下擠擴支盤樁單樁和群樁的承載變形特性分別進行了研究。Vertical ultimate load capacity of pile groups
深基礎群樁豎向極限承載力Pile group effect of main pylon foundation of sutong bridge
蘇通大橋主塔墩基礎群樁效應研究分享友人