prager model 中文意思是什麼

prager model 解釋
帕勒格模型
  • prager : 普拉格爾
  • 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. Then, by using the great fem programme and the drucker - prager model, the thesis establishes the pile - soil model of super - long piles, analyzes the mechanism of bearing and deformation of super - long piles under vertical loading systemically, studies the characteristics of q - s curve, bottom resistance, pile shaft resistance and critical length of super - long piles in detail, acquires some practical guidance conclusion. secondly, with a practical engineering, the author expatiates the bearing characters of super - long piles farther. the thesis points that super - long piles are frictional piles under the condition of working loading

    然後應用大型有限元程序，採用土的drucker - prazer模型，建立了超長樁分析計算的樁土模型，系統分析了超長樁在豎向荷載作用下的承載機理和變形特性，研究了超長樁的荷載?沉降特性，端阻、側阻的發揮性狀以及超長樁的有效樁長，得出了具有實際指導意義的結論。
  2. The schnute model work well in full explored stocks such as scenario 1, 3, 4 and 5, especially in low biomass stocks such as scenario 3, but not suitable to the under explored stocks such as scenario 2. the w - h model generally performed well in all kind of scenarios especially in scenario 1, 4, and 5. in the swordfish, xiphias gladius, fishery, estimation of w - h model and d - fox model produced msy about 14000 ton, very near the result of prager in 1996

    四種剩餘產量模型在充分捕撈且管理良好的漁業1中評估效果較好而在捕撈不足的漁業2中效果較差； schnute模型在充分捕撈的漁業如漁業1 、 3 、 4 、 5 、尤其是在低生物量的漁業3中評估效果較好，但不適合評估未充分捕撈的漁業，如漁業2 ； walters - hilborn模型（ w - h模型）適用於各種漁業，尤其是漁業1 、 4 、 5 ；在過度捕撈漁業中如漁業3 、 4 ，模型對參數q的估計較其它參數接近真值；在北大西洋箭魚（ xiphiasgladius ）漁業的評估中， w - h模型和d - fox模型對msy的估計約為14000噸，接近於prager （ 1996 ）的結果。
  3. In order to simulate the deformation behavior of granular materials ( subgrade soils and subbase materials ), an elasto - plastic constitutive model, the drucker - prager ( dp ) model, was used in the analysis

    為了比較真實地模擬路基及底基層粒料的變形行為，採用彈塑性dp準則。
  4. 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。
  5. In other words, the process of analyzing relaxation zone related to one safety factor can also be regarded as the process of searching potential slide surface related to the same safety factor. elastic wedge model is used for analysis of relaxation zone of cutting homogeneous slope. on the basis of elastic plane - strain theory, the relaxation zone can be calculated according to mohr - coulomb or drucker - prager law and single tension intensity principle which are both related to one safety factor after three - dimensional stress field of the cutting slope is got

    提出均質邊坡開挖鬆弛區可以用彈性理論中的楔形體理論分析，在平面應變問題的基礎上得到開挖坡體的三向應力場之後，可運用考慮安全儲備后的強度條件（主要為摩爾?庫侖或德魯克?布拉格強度準則和單軸抗拉強度準則）解析坡體分步開挖過程中的鬆弛區范圍，給出了具體的計算步驟，並通過算例較詳細地說明了操作過程。
  6. The model adopts eight - nodes isoparametric quadrilateral element, drucker - prager ideal elastic - plastic stress - strain model and the contact element, which is used to simulate the interface between the wall and soil. accordingly, a flow chart about the arithmetic of contact is introduced in this paper

    模型採用八結點等參平面四邊形單元、 drucker - prager理想彈塑性本構模型以及用接觸面單元模擬了土與圍護結構的相互作用，並給出了相應的接觸面模擬的接觸演算法流程。
  7. ( 2 ) based on the detail analysis on soil models and machine gun firing dynamics, the drucker - prager model is introduced to study machine gun firing dynamics, the soil is modeled like a box by finite element

    在詳細分析目前土力學中出現的土壤的各種本構模型及機槍發射動力學研究特點的基礎上，指出採用drucker ? prager屈服準則的彈塑性模型是機槍發射動力學研究中應該採用的主要的土壤本構模型。
  8. In this paper, in order to carry out damage analysis of concrete structure, concrete ' s initial damage and damage threshold value that is some significant to the establishing of concrete damage model are studied through the stretch and compress experimentation of concrete. in addition, in view of significant of concrete damage failure in analysis of structure, in this paper rule of concrete damage failure based on both definition of damage energy release rate and drucker - prager rule are also discussed

    為了對混凝土結構進行損傷力學的計算分析，本文通過混凝土試件的拉伸和壓縮試驗，利用損傷力學的理論，對混凝土結構的初始損傷進行了分析，得出了具有一定參考價值的初始損傷值及峰值應力對應的損傷值，其對于混凝土損傷模型的建立及該模型在工程中的應用具有一定的意義。
  9. The paper use drucker - prager model as the constitutive model of soil, use pole module as the model of soil nails, use girder module as the model of soil - cement mixing piles, use goodman module as the model of interface, an iterative - increment method is used to solve nonlinear equation. 2. the paper has a further research on the influence of compound soil nailing behavior in the perspective and the axial strength of the soil nails of the effect of the stiffness of soil, the stiffness of soil - cement mixing piles, the width of soil - cement mixing piles, the length of nails, the angle of nails

    本文根據目前復合型土釘墻支護的研究現狀和工程實際需要，採用有限單元法對攪拌樁-土釘復合型土釘墻的力學特性進行數值分析，本文的主要工作內容有以下幾個部分: 1 .利用同濟曙光有限元軟體（ geofba ）對攪拌樁-土釘復合型土釘墻支護進行了非線性有限元分析，在有限元計算中，本文採用了drucker - prager模型作為土體的本構模型，土釘採用了桿單元模型，攪拌樁和噴射混凝土面層的組合體採用了梁單元模型，接觸面單元採用了goodman單元模型，非線性求解方法為增量迭代法。
分享友人
分享到 Line

分享到臉書