elastoplastic model 中文意思是什麼

elastoplastic model 解釋
彈塑性模型
  • elastoplastic : 彈塑性的
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. 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。
  2. The current chinese foundation design code gbj7 - 89 use limit equilibrium theoiy with elastic soil stress distribution to give out bearing capacity design value calculating fonnula and use elastic soil model to evaluate foundation settlement. according to the above theories, code gbj7 - 89 gives the correlative terms. but these do not accord with the practical mechanism of loaded soil below the shallow foundation and the elastoplastic property of natural soil so defects exist

    我國現行規范gbj7 - 89將這兩者分開考慮,其計算地基承載力設計值的公式是根據彈性地基中應力分佈及土的極限平衡狀態理論為依據而得出的,求地基的沉降變形時則視土體為彈性,這些理論對地基及土的假設與淺基礎地基的實際工作狀態及天然土體的非線性、彈塑性存在一定的偏差。
  3. Neural network model for solving elastoplastic contact problem

    彈塑性接觸問題神經網路計算模型
  4. Elastoplastic damage model of q1 loess

    1黃土的彈塑性損傷本構模型
  5. Critical state elastoplastic model

    臨界狀態彈塑性模型
  6. The ansys large finite element soft ware elastoplastic analysis is also used in the above all soil conditions with drucker - prager model

    同時文中還用ansys有限元軟體對這兩類地基情況進行了彈塑性分析,分析中地基土採用drucker prager本構模型。
  7. With the focus on the structure and components character of plate metal / ceramics graded coating, this paper extends and improves the thermal elastoplastic analysis model of trilayered materials derived by suresh et al and builds the theoretical model of thermal elastoplastic stresses analysis of plate metal / ceramics graded coating, and this paper also analyzes the thermal elastoplastic stresses and deformation of metal / ceramics graded coating

    本文針對平板狀金屬陶瓷梯度塗層的結構和組成特徵,推廣和完善了suresh等人的三疊層材料的熱彈塑性分析模型,建立了平板狀金屬陶瓷梯度塗層熱彈塑性應力分析的理論模型,對金屬陶瓷梯度塗層的熱彈塑性應力和熱彈塑性變形進行了分析。
  8. This paper also researches on thermal elastoplastic analysis model of multilayered graded coating structures on the basis of thermal elastoplastic analysis model of trilayered materials with the focus on the structural character of graded coating. it builds the thermal elastoplastic analysis theory for the graded coating structure that has a single plastic layer or two plastic layers. it gives the analytical formulas of thermal stresses and the thermal elastic - plastic transform temperatures of graded coating that has a single plastic layer or two layers under the thermal loading

    針對梯度塗層的結構特徵,在建立的三層疊層材料熱彈塑性分析模型的基礎上,對多層梯度塗層結構的熱彈塑性分析模型進行了研究,分別建立了含單個塑性層和兩個塑性層的梯度塗層結構的熱彈塑性分析理論,給出了在熱載荷作用下含單個塑性層和兩個塑性層的梯度塗層的熱彈性-塑性臨界溫度和熱應力分析公式,利用有限元分析對理論模型進行了驗證。
  9. This paper firstly extends the thermal elastoplastic deformation theory of trilayered materials derived by suresh et al and abolishes the restrictive assumption to the monodirectional spread of plastic zone in the original model and the thermal elastoplastic analysis model which reflects the complete history of thermal elastoplastic deformation of the multilayered materials is built. this model can be also applied to the condition of the spread of plastic zones from both sides of plastic layers and has more applicability compared to suresh et al ' s model

    論文首先推廣了suresh等人建立的三疊層材料熱彈塑性變形理論,取消了原理論模型中塑性區域單向擴展的限制性假設,建立了反映疊層材料完整熱彈塑性變形歷史的熱彈塑性行為分析模型,該模型同時適用於塑性層的塑性區域雙邊擴展的情況,較suresh等人的模型適用性更為廣泛。
  10. 3 ) a 3 - d geometry and finite element model of the assembly of the obturator of the breech mechanism is established. quasi - static and dynamic finite element analysis of stiffness, strength and obturating performance of the obturator of the breech mechanism is carried out, based on elastoplastic theory and multi - body contact algorithm, and the simulation results coincide with experimental results, further, th e effect of friction factor on its obturating performance is investigated

    建立了炮閂閉氣結構的三維裝配體幾何實體模型和有限元模型,對炮閂閉氣結構剛強度和閉氣性能進行了準靜態及動態多體接觸彈塑性有限元分析,分析結果與試驗結果相吻合,進一步研究了摩擦系數對其閉氣性能的影響。
  11. Measured results from in - site loading tests in tannin harbor and from in - door model tests were compared with predictions from the limit equilibrium methods. a method of estimating the bearing capacity for inhomogeneous medium was suggested to meet every case ; 4. according to the results from model tests, the elastoplastic fem were performed to study the procession of the change of the stress and strain in inhomogeneous medium and to simulate the procession of the forming of the failure surface during loading, and the failure mechanism was studied ; 5

    4 、結合模型試驗結果,確定出了符合非均質介質規律的彈塑性模式,在此基礎上分別運用二維、三維彈塑性有限元程序,模擬出了外荷載作用過程中非均質介質內部應力、變形以及破壞面的發展過程,分析得出了非均質介質地基的破壞機理; 5 、在港口工程地基設計當中,已經引入了可靠度理論計算分析基礎穩定性。
  12. An elastoplastic anisotropic damage model for frozen soil and its damage analysis

    凍土彈塑性各向異性損傷模型及其損傷分析
  13. In consideration of the characteristics of big pressure changes in near wellbore area of low permeability reservoirs, based on experimental result, a single well percolation mathematical model that the reservoir physical property changed with effective stress was established, equations were given for calculating the elastics and elastoplastic reservoirs under the condition of oil and water flow and an analytical equation was also given for calculating the reservoir production and bottom - hole flowing pressure

    摘要針對低滲油藏近井地帶壓力變化幅度大的特點,以試驗結果為基礎,建立了考慮儲居物性隨地層有效應力變化的單井滲流數學模型,給出了油水兩相流動下的彈性和彈塑性儲層的數值解計算公式,以及彈性儲層的產量和井底流壓解析表達式。
  14. Secondly, grounded on the study of the distribution of the high external waterpressure and high geostress and the characteristic of the rock in engineering area, the paper built the elastoplastic fem numerical simulation model, and think over the procedure in tunnels excavation and the history of work of water load, and then get the relations between the different tunnels diameter, different permeability coefficient and depth of the grouting rock and the deformation, stress distribution and plastic range of the surrounding rock and support structure. finally, according to the modern design theory of tunnels construction, the particular design of country rock reinforcement and support structure are researched and presented for diversion tunnels

    接著,本文在深入研究工程區高外水壓力及高地應力分佈規律及巖體特性的基礎上,建立起高地應力、高外水壓力作用下隧洞圍巖結構非線性有限元模擬計算模型,然後考慮隧洞的開挖過程、水荷載的作用歷史,通過計算分析得出了不同洞徑、不同的灌漿圈滲透系數和不同的灌漿圈深度以及不同開挖過程與圍巖及支護結構的應力、位移和塑性區的關系。
  15. A finite element numerical model for arch dam - gravity pier - foundation system was established to evaluate the effect of high gravity piers on the stress, deformation and anti - sliding stability of sizhai arch dam, taking the following factors into account, such as the possible elastoplastic deformation of foundation rocks and the nonlinear interaction between the interfaces of gravity pier - dam foundation, the joint surfaces beneath the right bank, and the interfaces of arch dam - gravity pier

    摘要為評價高重力墩對四寨拱壩的應力變形和抗滑安全的影響,建立了拱壩重力墩地基系統的有限元數值模型,其中考慮重力墩基礎、右岸夾層和拱壩重力墩等交界面的非線性相互作用,以及基巖材料的彈塑性變形行為。
  16. Improvement of duncan - chang nonlinear model and shen zhujiang ' s elastoplastic model for granular soils

    張模型和沈珠江雙屈服面模型的改進
  17. Tsinghua elastoplastic model

    清華彈塑性模型
  18. Ideal elastoplastic model

    理想彈塑性模型
  19. Flexibility of visco - elastoplastic model to rheological characteristics of rock and solution of rheological parameter

    西原模型對巖石流變特性的適應性及其參數確定
  20. More than thirty years has past and numbers of models have been put forward since prof. k. h. roscoe and his fellows of canbrudge ybuversutt established the first elastoplastic model of soils which is based on classical plastic theory in 1963

    自1963年劍橋大學羅斯科等人把傳統的金屬塑性理論用來建立土的彈塑性本構模型以來,已歷經三十多年,提出了眾多的模型。
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