鄧肯模型 的英文怎麼說

中文拼音 [dèngkěnmóxíng]
鄧肯模型 英文
lade-duncan model
  • 鄧 : 名詞1. （古國名） deng, a state in the zhou dynasty2. （姓氏） a surname
  • 肯 : Ⅰ動詞1 （同意） agree; consent:首肯 nod assent;我勸說了半天 他才肯了。he did not agree until i ha...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 鄧肯 : and michael clarke duncan
  • 模型 : 1 （仿製實物） model; pattern 2 （制砂型的工具） mould; pattern3 （模子） model set; mould patter...
  1. Lade - duncan model

    鄧肯模型
  2. In the paper, static and dynamic triaxial tests were conducted on fiy ash at shanmenxia longgou ash dam, and the static and dynamic parameters of fly ash were obtained. thirdly the 2 dimensions static analysis of the ash dam was conducted based on biot ' s consolidation theory and duncan ' s nonlinear stress - strain model. finally the plane dynamic behaviors of the ash dam during earthquake of intensity 7 were analyzed based on the exponent function model of excess pore water pressure aroused by earthquake, which is put forward in the paper, and equivalent visco - elastic dynamic fem model and principle of effective stress

    本文結合實際工程，對三門峽火電廠龍溝灰壩的築壩粉煤灰進行了靜、動三軸試驗，確定了該壩粉煤灰的靜動力學指標；然後根據比奧（ biot ）固結有效應力原理，採用鄧肯（ duncan ）非線性應力應變模型，對該灰壩的二維靜力應力和變形狀態進行了分析；最後利用本文提出的地震超靜孔壓指數函數模型，採用等價粘彈性動力有限元方法，對該灰壩在地震作用下的動力穩定性進行了分析評述。
  3. To meet the need of settlement calculation with fem when absence of laboratory triaxial test data in common road engineering, methods of determining the five parameters included in tangential elastic module through soil routine tests and the related emendation coefficient are given. at the same time, one approximately substituted formula for tangential poisson ratio is also developed, which is suitable for both sandy soil and cohesive soil. ( 3 ) research on main parameters modification of duncan - chang model based on the improved bp network

    對於一般道路工程中不做三軸試驗但須進行沉降有限元計算的情況，給出了依據土體常規試驗的切線彈性模量確定方法和相關修正系數，同時也提出了對砂性土和粘性土均適用的切線泊松比的近似替代式子； （ 3 ）基於改進的bp網路對鄧肯張模型主要參數修正研究。
  4. 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。
  5. The reference values of strength parameters of the grounds and rock - fillers of the high rock - filled embankment on liuzhai - shuien highway in guangxi are obtained in this paper by synthetically analyzing the construction technology at home and abroad and indoor rock tests. by comparing the analysis method of settlement laws and thoroughly analyzing the datum of the embankment settlements of liuzhai - shuiren highway from the whole cons truction period, a new method generated from expectation technology to analyze the embankment settlement laws, " compete " growth curve, is presented in this paper and the result tallies with the observation data. for there are shortcomings in indoor rock tests, in this paper by combining finite element method with duncan - chang nonlinear constitutive model and composite method, a method for back analysis of the strength parameters of rock fillers is presented with a corresponding program, which has been successfully applied

    通過對國內外已有高填石路堤修築資料的綜合分析及室內巖石試驗，獲得了寨任二級公路高填石路堤地基及填料強度參數的參考值；通過對路堤沉降發展規律現有分析方法的比較及對廣西寨任二級公路高填石路堤修築工程中的沉降全過程觀測資料深入分析，運用預測技術，提出了路基及路堤沉降發展規律分析的「龔帕斯」成長曲線分析方法；針對室內巖石試驗的局限，運用有限元技術，結合鄧肯一張非線性本構模型和復形調優法，提出了高填石路堤填石料強度參數的反演方法，開發了相應的反演分析程序，並成功地反演了廣西寨任二級公路高路堤填石料的強度參數值。
  6. 2 ) duncan e - u model is applied to the material of the dam. the feasibility of using duncan model is discussed. the duncan e ~ u model which considers the creep character of asphaltic concrete is adopted

    壩殼材料選用鄧肯e -模型；討論瀝青混凝土心墻材料選用鄧肯模型的可行性，最終採用考慮瀝青混凝土蠕變特性的改進鄧肯模型。
  7. ( 3 ) fem basic theory of foundation pit excavation stimulation is expounded, numerical model and method of construction simulation are determinated, which includes simplification of two - dimension problem and constitutive model of soil mass i. e. constitutive model of duncan - chang hyperbola model, numerical ways of initial situ stress, stimulation of equal nodal load of foundation pit excavation, nonlinear solutions of basic equations, fem disposing of inner supporting and pre - axial force etc. further fem code of stimulation of foundation pit excavation is compiled

    闡述了基坑開挖模擬的有限元基本理論，確定計算模型及施工模擬方法。包括二維問題的簡化、土體的本構模型，即鄧肯-張雙曲線本構模型、初始地應力場的計算方法、基坑開挖等效結點荷載模擬、基本方程的非線性解法、內支撐及預加軸力的有限元處理等，並編制了模擬基坑開挖的有限元程序。
  8. Four types of constitutive models are provided by the code : linear elastic model, duncan - chung model, nonlinear elastic model taking stress path into account and modified three - element model. contact element is used to simulate possible sliding between soil and structure. with this code, analysis is made concerning the pore pressure dissipation, lateral deformation of the support, ground settlement, bottom heave, and variation in earth pressure and support forces ; both effects of consolidation and coupled effects of consolidation and creep are considered ; furthermore, different combinations of cohesion, permeability and excavation width are elaborated

    該程序採用了更合理的開挖荷載的計算方法，可以引入線彈性、鄧肯張非線彈性、考慮應力路徑的非線性彈性和修正三元件模型等四種本構模型，並在擋墻和土之間設置薄層接觸面單元以模擬土體和墻體在開挖過程中可能產生的滑移。
  9. ( 6 ) through studying the aging character of composite geomembrane and the relationship between stress or strain with tune, the corresponding curve was fitted and its current of development was forecasted, in the last, combining the stress of dam calculated, the suit composite geomembrane was selected

    （ 5 ）採用鄧肯模型對未加固前的大壩進行非線性有限元分析，研究了大壩加固前的初始位移應力狀態； （ 6 ）對復合上工膜的老化性能進行長期試驗研究，分析其應力應變隨時間的變化規律，擬合出相應的曲線，預測其發展趨勢。
  10. All the results of axial and radial deformation measurement by digital image processing technique and those by traditional method are compared. the differences of the soil parameters on duncan and chang ' s nonlinear model made by these two methods are analyzed. finally, a compress test results and fem results are provided to show the reasonability and veracity of digital image processing technique to study the soil stress - strain characteristic in triaxial test

    （ 2 ）三軸試驗土樣局部變形研究：首先定量比較了三軸試樣沿高度方向不同位置的局部變形（局部徑向變形與局部軸向變形）大小，分析了三軸試樣局部變形的特點和影響因素；然後把三軸試樣數字圖像測量結果與傳統測量結果進行比較，以鄧肯張非線性模型為例進行了模型參數的整理，分析了兩種不問測量方法引起的參數差異：最後用原型壓縮試驗對比有限元數值計算結果，驗證了數字圖像測量方法得到的三軸試驗土體應力應變參數的合理性和準確性。
  11. Base on data, distortion character of lianhua faced rock - fill dam body has been reappeared by non - linear denken e - b model fem analysis ; at the same time, parameters in calculation accordant with model are adopted either in construction stage or in storage period

    本文根據資料所進行的非線性鄧肯e - b模型有限元分析，計算分析了蓮花面板堆石壩壩體的變形性狀；同時在計算中，無論施工期或蓄水期，都採用與模型配套的統一的參數。
  12. Duncan - chang model, an non - linear elastic model, is widely used in engineering. because the model reflects the main rules of the deformations of soils, and parameters can be gained from triaxial tests

    由於鄧肯?張模型反映了土體變形的主要規律並且其各項參數易於從常規三軸試驗求得而在工程實踐中被廣泛應用。
  13. This thesis, based on the true three - dimension consolidation theory namely biot ' s consolidation theory, adopting duncan - chang model and non - thickness goodman friction element, compiles practical 3d non - linear fem program. the conceptual geological model is established according to the north anchorage and feature of its foundation soil in zhenjiang - yangzhou yangtse bridge

    本文從「真三維固結理論」即比奧固結理論出發，採用鄧肯-張e模型和無厚度的古德曼（ goodman ）接觸面單元編制了三維非線性有限元程序實用程序biot2000 ，並結合潤揚長江公路大橋南汊橋北錨碇及地基土的組成結構特徵建立了概化地質模型。
  14. Based on the results mentioned above, the author modified the model, aiming at the shortage of the model. the modified model introducing damage variable takes soil ' s structure into account

    本文結合室內試驗結果，引入損傷的概念，考慮土的結構性，對鄧肯?張模型進行了修正。
  15. The several ones that have more lager sensitivity to embankment settlement are found out. then, aimed at the traditional three - layer bp network ' s shortages : easily getting into local minimum value and slow convergence, the modification combined momentum method with self - adaptation study velocity is made, and one improved bp network is put forward. finally, according to the results from above sensitivity analyses, the nonlinear model main parameters of each natural layer in roadbed are approximately rectified using the improved bp network technology founded on its stronger nonlinear mapping capacity and the settlement measurements

    採用非線性有限元程序，對鄧肯-張模型中8個參數與路堤沉降的關系進行了詳細分析，找到了影響沉降的主要參數；接著，針對傳統的三層bp網路具有收斂速度慢、易陷入局部極小點等不足，對其進行了修正，提出了改進的bp神經網路模型；最後，根據上述靈敏度分析結果，基於改進的bp網路模型較強的非線性映射能力和前期沉降實測資料，對路基中各天然土層的非線性模型主要參數進行了反分析修正； （ 4 ）路堤沉降計算一維法中考慮應力歷史、側向變形的研究。
  16. By adopting the three - dimensional nonlinear finite element program, using drucker e - b model, demonstrating the actual construction progress and water impounding of gongboxia hpp main dam, comparing the two schemes of the existence and nonexistence of extruded concrete curb, made three - dimension simulation calculation, the result proved that while the existence of extruded concrete curb between face slab and rockfill, the deformation and stress of face slab are better than that while the nonexistence of extruded concrete curb

    採用三維非線性有限元計算程序，使用鄧肯e b模型，模擬公伯峽面板壩的實際施工進度、蓄水過程，對比有無擠壓邊墻兩種方案，進行三維模擬計算。結果表明，面板與堆石體之間有擠壓邊墻時，其面板的變形及應力值均小於無擠壓邊墻的相應結果。
  17. That is to say, there are differences in selecting the points which represent the average compactive effect of soil between piles. based on cavity expansion method, the stress change of soil between piles when sinking pile is studied with elasto - plasticity theory. the triaxial compression tests of undisturbed samples are carried our in laboratory

    本文通過圓孔擴張理論，應用彈塑性理論對灰土擠密樁成孔過程中樁間土土體應力的變化進行了分析研究，通過試驗採取原狀土樣進行三軸試驗，用鄧肯-張模型建立土的本構關系，對樁間土的擠密進行理論分析，並通過現場干密度試驗，分析和研究樁間土的擠密效果。
  18. The analysis modes used by now are summarized, and the duncan e - b model and the cambridge model are introduced particularly

    綜述了目前常用的土體本構模型，著重介紹了鄧肯e - b模型和劍橋模型。
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