非彈性柱 的英文怎麼說

中文拼音 [fēidànxìngzhù]
非彈性柱 英文
inelastic column
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : 彈名詞1. (彈子; 小球形的東西) ball; pellet 2. (內裝爆炸物, 具有破壞和殺傷能力的東西) bullet; bomb
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  1. The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated

    本文應用有限元分析商業軟體ansys6 . 0 ,採用線方法,通過對該橋的空間有限元模型進行穩定分析,得出其成橋運營階段各種工況下的穩定安全系數。在此基礎上,本文還通過有限元模型分析,就拱的矢跨比、吊桿(立)的保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體穩定的影響展開探討與研究。文中給出了各因素變化情況下的穩定安全系數,指出了對鋼管混凝土提籃拱橫向穩定有顯著影響的因素及其合理變化范圍,並對銅瓦門大橋提高橫向穩定的措施的經濟合理進行了分析。
  2. Moment - resisting frames have good inelastic behavior and are easy in interior planning thanks to being without obstacle between columns

    抗彎框架具有良好的能,並且間為無障礙空間,方便平面布置。
  3. First, the dynamic stability of braid composite cylindrical shells with the influences of some main factors is introduced. the general governing equations for the nonlinear dynamic stability is obtained. by the hamilton principle. the creep buckling analysis of braid composite cylindrical shells under axial compression and the dynamic stability under nonconservation force are discussed as emphases. in creep buckling question, by means of theoretical analysis, the instaneous critical load and durable critical load of viscoelastic braid composite cylindrical shell under axial compression are obtained and the numerical example is given

    首先介紹了編織復合材料圓殼在幾種主要因素影響下的動力穩定問題,用hamilton原理建立動力穩定問題的一般基本方程。然後重點討論了編織復合材料圓殼軸壓下的蠕變屈曲問題及保守力作用下的屈曲問題。對蠕變屈曲問題,通過理論分析來得到了編織復合材料圓殼的瞬時臨界載荷和持久臨界載荷,給出了具體的算例。
  4. Inelastic yield load of concrete filled steel tubular middle long columns under axial compression

    鋼管混凝土軸壓中長屈曲荷載
  5. It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas

    為進一步研究這種復雜高層建築結構的能,本文在國內外現有研究的基礎上,提出利用五簧桿元、三簧桿元及多豎線單元模型分別模擬空間、梁和剪力墻,推導了相應的剛度矩陣並給出了恢復力模型;結合試驗研究和精細有限元分析的結論,提出線單元相結合,剛樓板假定和樓板相結合的建模方法,較好地解決了空間結構分析中佔用計算機資源較多的問題;接力大型有限元分析程序? ? ansys ,在上述建模思路的指導下建立了結構的空間分析模型,進行了空間三維時程分析。
  6. Non - axisymmetric problem : two independent sets of the state vector equations are derived from its governing equations in a cylindrical coordinate system by introducing a set of auxiliary variables

    層狀壓電壓磁材料的空間軸對稱問題:在坐標下,通過引入一組輔助變量,從它的控制方程推導出兩組相互獨立的狀態變量方程。
  7. Methods : use head - space automatic injection method, isolating with the nonpolarity flexibility capillary column, calculating with external method

    方法:採用外標法頂空自動進樣,在毛細管上進行分離,效果良好。
  8. The parameters are measured respectively during the experimental process, such as bearing capacity, deformation, strain and so on. it concludes that when the other conditions is equal, the limit bearing capacity of the concrete filled steel tube long column subjected to axial compress is reduced along with the long diameter ratio increased

    從試驗結果可以看出:鋼管混凝土軸心受壓長的穩定承載力,在其他條件相同時隨長細比的增大而逐漸降低;試件在最大承載力狀態下,鋼管表面的平均縱向應變已超過鋼管的屈服應變值,破壞呈現為失穩破壞。
  9. Based on the zero eigenvalue solutions and non - zero eigenvalue solutions of the problem of viscoelastic cylinders, as particular example, kelvin model ' s creep and maxwell model ' s stress relaxation are studied for the simple extension. the numerical results show that the model is reasonable, which is in agreement with viscoelastic characteristics

    在得到粘體問題的零本徵值和零本徵值解析解的基礎上,作為特例討論了粘體單向拉伸問題的kelvin模型的蠕變現象以及maxwell模型的應力鬆弛現象。
  10. Under strong seismic ground movement, after the reinforced concrete bridge columns undergo inelastic deformations, the section happened serious failures and seismic shear strength and stiffness degrade rapidly

    在強烈地震作用下,鋼筋混凝土橋墩經歷多次變形后,混凝土截面發生嚴重破壞,導致強度和剛度迅速下降,墩抗剪能力較靜力荷載作用下有很大的區別。
  11. The use of equation provided by codes implies that some inelastic panel zone distortion is expected at the predicted strength, and therefore the panel zone is expected to contribute to energy dissipation in a controlled manner during severe seismic loading. the finite element models utilized in this study, and analysis and results are hoped to be some proof for the code modification

    由於節點域受剪變形,參與了能量耗散,其變形增加了鋼框架的側向位移,各國對此進行了很多研究;本文將節點區變形分解為梁、和節點域的變形,並推導出了計算公式,從公式中可以看出各部分對側移的貢獻。
  12. Three circumstances on the geometric non - linear analysis are considered : the sag phenomenon of cables the nonlinear behavior of bending members and the geometry change due to large displacement. the non - linear behavior of cables is verified by introduced the ernst cable modulus of elasticity and cr formation is applied to analyze the non - linear of beams. an incremental - iterative method based on the newton - raphson method is adopted here to solve the non - behavior equations

    幾何分析主要考慮三個方面:索的垂度效應、樑效應和結構大位移,其中:索的分析採用ernst模量對索材料的模量進行修正,計及索的垂度效應的方法;梁單元的分析採用cr列式法,計算中採用基於newton - raphson法的增量迭代方法求解方程組。
  13. The effect of different sizes of sections, modes and values of residual stresses are studied. through the analysis, the conclusion is arrived at that the universal slenderness ratio should be used to better correlate the stability of box section beams with the member length instead of the out - of - plane slenderness, and the stability coefficient is taken to be 1. 0 for practical used box girder. then, the elastic critical loads of box section beam - columns are obtained based on the gjelsvik theory, and the relationship between axis force p and moment m is given

    最後,運用ansys通用有限元程序的beam189單元,引入初彎曲和殘余應力的影響,用考慮幾何和材料雙重的有限元求解格式求得箱形在不同軸力和彎矩比例作用下的極限承載力,通過對十幾個不同截面尺寸構件在不同長細比下的承載力計算,發現在軸力p遠大於彎矩m時,構件將是平面外失穩控制,而當軸力p遠小於彎矩m時,構件則以平面內失穩為主。
  14. In the buckling question under nonconservation force, a simply example ( the dynamic stability question under the uniformly follower forces with small deformation % linear elastic, straight normal. ) is considered. the variational equation of braid composite cylindrical shells subjectd to uniformly follower forces is deduced based on the variation principle of quasinatural frequency of elastic nonconservative system self - excited vibration. the calculated formulas of the flutter load and quasinatural frequency of shells are obtained. the program for calculating the flutter load is developed. the numerical example is given and some useful conclusions are obtained

    保守力作用下的屈曲問題,具體研究了圓殼在比較簡單的情況,即小變形、線、直法線假設下在隨動力作用下的殼屈曲問題,由擬固有頻率變分原理推出了圓殼受隨從力作用的變分方程,得到了顫振載荷與殼彎曲的固有頻率的計算公式,編制了相應的計算機程序,並給出了具體算例,得到了一些有益的結論。
  15. Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then , a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable , in conventional analysis and design of steel structures , it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design , but cannot precisely reflect structural practical circumstance and the errors of calculating results are large , even , get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 , 10 ) , however , it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper , at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring , base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been

    本文的目的就是為半剛連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法,供規范使用過程的補充、延伸或參考;同時,也將促進半剛連接鋼框架設計技術的發展,為提高結構安全能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑連接彎矩轉角關系模型,在分析比較的基礎上,選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型,通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知,經回歸分析得到的此模型參數與實驗數據符合較好。然後用簧表徵連接點的轉動剛度,根據梁的轉角位移方程推導出半剛連接的剛度矩陣,在單元剛度矩陣中考慮了節點柔、幾何和剪切變形的影響,並對固端力進行了修正,最後用增量迭代法編制有限元程序進行計算和分析。
  16. Based on the elastic and plastic mechanics, using the finite - element analysis, the nonlinear finite model of the beam - to - column is established according to the american code. the model involved geometry, material nonlinear and friction. the response of beam - to - column web moment connections under monotonous load is researched on

    本文在力學和塑力學的基礎上,利用有限單元法,建立了考慮幾何、材料以及摩擦等參數的樑腹板連接的有限元模型,模擬研究了鋼框架樑腹板連接在單向荷載作用下的反應。
  17. ( 4 ) introducing how to evaluate load capacity pn of wall stud considering post buckling strength of plate element. local buckling effects are determined according to the effective width method used in specifications gb50018 _ 2002 and aisi96

    ( 4 )參照gb50018 、 aisi96二本現行規范,採用有效寬度法考慮局部屈曲后強度並對屈曲應力進行修正,給出了考慮局部屈曲影響和進行修正後立的穩定承載能力p _ n 。
  18. Research for bistatic scattering of acoustic waves by finite elastic target

    入射方向有限長聲散射特研究
  19. The response of multi - storey regularly asymmetric building excited by two directions earthquake is researched. and the torsional coupling response influenced by the strength eccentricity is discussed. the response of the rc frame excited by two directions earthquake is simulated using fiber models

    4 、對雙向水平地震作用下均勻偏心結構的扭轉耦聯反應進行了分析,考重慶大學博士學位論文察了強度偏心距對結構扭轉禍聯反應的影響程度,並採用纖維模型樑單元模擬分析了不規則鋼筋混凝土框架結構在雙向水平地震作用下的反應過程。
  20. The earthquake responses of the asymmetric - plan structure are researched and the main factors that influencing the structure ' s response are established. the influences of the earthquake type and the earthquake input in two directions are also researched. the effectiveness of regulation for the irregular rc frames in the code for the seismic design ( gb50011 - 2001 ) is discussed using the flexibility - based fiber - models beam - column elements in the 3d nonlinear analysis program

    本文結合國家自然科學基金資助項目「結構地震扭轉作用和扭轉效應的研究」 (項目批準號: 59978055 ) ,對平面不規則結構的地震反應規律進行了深入研究,明確了影響平面不規則結構地震反應的主要結構參數,研究了不同地震動類型和雙向水平地震輸入對結構扭作用和扭轉效應的影響;採用基於有限元柔度法的纖維模型樑單元,建立鋼筋混凝土框架結構三維地震反應動力分析程序,對依據我國建築抗震設計規范( gb50011 - 2001 )設計的不規則結構進行地震反應模擬分析,討論了現行設計方法的有效
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