truss element 中文意思是什麼
truss element
解釋
桁架桿元-
An intelligent paraboloid truss antenna is designed and its dynamic model is presented by means of finite element method
摘要設計了一個智能拋物面桁架天線，採用有限元方法得到了它的動力學模型。 -
Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it
比較靜力風荷載和動力風荷載作用下的有限元軟體的計算結果，選取結構邊緣部分的兩個節點，對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載的橫向振動是很敏感的，在進行工程設計時應該考慮這種因素，並可採用乘以風振系數等相應方法來加以體現。 -
A space geometric non - linear static finite element analysis program about the long span plate - truss composite cable - stayed bridges is presented. not only it can be used to solve the space static analysis about the state of the dead load configuration ( geometry and internal forces ), but also it can be used to analyze the internal forces and deformations of the whole construction course
基於以上理論，並結合斜拉橋的施工過程，編制了大跨徑斜拉橋的空間幾何非線性靜力分析程序，既可用於斜拉橋成橋狀態的空間靜力分析，也可結合斜拉橋的具體施工過程，進行施工過程中的內力與變形狀態的跟蹤分析。 -
The linear modes of spatial reinforced concrete staggered vierendeel truss are analyzed by finite element software
摘要利用有限元分析軟體，對空間鋼筋混凝土交錯空腹桁架結構進行線性模態分析。 -
Friction sliding cable element for structural analysis of prestressed steel truss
預應力鋼桁架結構分析中的摩擦滑移索單元 -
Random factor method of finite element analysis for fuzzy truss structures
模糊桁架結構有限元分析的隨機因子法 -
The comparative analysis is made firstly, which shows that the truss arch aqueduct can be built on the weak foundation and is also satisfied with the demand for large span length and the great discharge ability, so the type of aqueduct is a better for the project. then the finite element program ( super sap93 ) is applied to the structural analysis of the space structure
首先通過對常用渡槽結構型式的對比分析，闡明該渡槽是一種可在軟弱地基上修建的、能滿足大跨度、大流量要求、適用於南水北調中線工程的排水建築物，然後運用有限元分析程序supersap93對桁架拱空間結構進行了受力分析。 -
The aim of study is getting through the engineering project successfully. at first, the integral bearing capacity of slts is calculated and analyzed. using precise finite element analysis, operation state of latticed truss structure during the elastic phase can be mastered, and key inspect regions, namely weak enduring region, can be seek through results analysis
研究工作以工程項目的順利完工為最終目的，所採取的研究路線為先就整個網架結構的整體承載性能出發，通過精確的有限元分析方法掌握結構在彈性工作階段的工作狀態，並通過分析計算結果尋求關鍵監測區域，即網架結構承載的薄弱環節。 -
A plate - beam composite element suited to calculate through steel - truss composite bridges
一種適用於下承式鋼桁結合橋計算的板梁組合單元 -
The results of the limited element analysis and experiment study confirms that both the resisting ended batten and using angle batten in place of plate one could make the laterally stiffness of such member more strong. that maybe provides somewhat practical benefits for designing the twin - wall truss
本文還通過矩陣分析法和模擬試驗研究，證實了端綴板的存在對抵抗側向屈曲有明顯提高；而選用角鋼代替綴板材料相對于板形板，有助於提高構件的側移剛度和翹扭轉剛度，這對于單軸對稱綴板柱的設計也具有一定的實用價值。 -
A truss - beam model of transmission tower is established, the element stiffness matrix, coordinate transformation matrix are educed in this paper, and the structure analyzing software is developed by vc + +
本文建立了高壓輸電鐵塔有限元計算模型?桁梁混合模型，推導了模型的單元剛度矩陣、坐標轉化矩陣，並採用vc + +編寫了高壓輸電鐵塔結構分析軟體。 -
Cellular automata was applied to solve mechanical problem of plane truss, and the feasibility of which was discussed in this article. the characteristic of cell and the way of dividing cell were studied while presenting a program and its frame chart. the work load of the new method was not much because it neednt form a partial differential set or a general finite element robustness matrix. numerical computing results show that the new method has a rapid speed of convergence to nodal displacement and internal force of element, so it probably has a good prospect in solving solid mechanical problems
嘗試用細胞自動機作平面桁架力學分析，探討了該方法的可行性.給出元胞的劃分方法和特性，列出計算框圖並編制了相應的程序，由於不必形成結構的偏微方程集或有限元的總體剛度矩陣，計算工作量小.算例表明，該方法對結點位移和桿內力的收斂速度均較快，是一種分析固體力學問題有前景的新方法 -
Finite element calculation of space truss under temperature
溫度作用下空間網架的有限元計算 -
Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result
西安理工大學碩士學位論文在水平地震作用下，並考慮風荷載組合，分別對「矩形柱純框架結構」 、 「異型柱純框架結構」 、 「異型柱框一析架結構」及「異型柱框-剪結構」等四種結構體系，通過改變結構參數，運用空間有限元方法，進行地震作用計算。系統地分析研究「結構振型」 、 「振動周期」 、 「結構側向剛度」 、 「結構地震反應力」 、 「樓層地震剪力」 、 「結構側向位移」 、 「層間位移角」 ，以及「構件內力」 。結果表明:在等面積原則下，異型柱代換矩形柱后，結構剛度增大，側向位移明顯減小，地震反應力略有增加，框架柱軸壓比最大增幅小於8 % ，結構整體抗震性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時，結構有利於抗震;水平地震作用力與整體坐標夾角為0度時，結構地震作用效應較大，屬結構設計的控制因素之一;異型柱框一析架結構採用「人」字斜撐，側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪結構側向剛度大、位移小，構件內力增大適中，是一種抗震性能優越的結構體系:在抗震設防烈度較高地區（ 8度）和抗震不利的建築場地（ m類場地） ，採用異型柱結構體系時，應盡可能減輕結構自重，降低地震作用力;分別採用「振型分解反應譜」法和「時程分析」法進行地震作用計算，兩種方法所得結果基本一致。 -
In this thesis, the internal force and transfiguration of the double reticulated dome under different load combination are studied ; the linear and nonlinear analysis are separately performed ; compare the difference between space girder element and space truss element ; at last analyze the dynamical response under seismic action. the horizontal seismic response of double layer oblate lattice shell is analyzed by using step - by - step integration procedure. the effect of some parameters such as exterior load, different support conditions and damping ratio on the dynamic internal forces and dynamic properties is studied
本文旨在研究雙層球狀網殼結構在各種載荷組合下的內力和變形，分別進行了線性和非線性靜力分析；進行了空間梁單元和空間桿單元兩種計算模型的比較；最後進行了在地震荷載作用下的動力反應分析，動力分析中用子空間迭代法得出了這類空間結構的動力特性，用時程法中的振型疊加法分析了結構在水平地震作用下的動態響應規律。 -
Based on the virtual work increment equation of updated lagrangian formulation, tangent stiffness matrix of spatial beam / truss element is obtained. according to base assumptions and catenary equation of cable, the iterative formulations of tangent stiffness matrix and nodal force of the spatial two - node catenary cable element are put forward. therefore the entire geometrical non - linear finite element theory for the analysis of suspension bridges is established
本文的研究工作和取得的主要成果有: 1 .將大旋轉小應變空間梁（桿）單元與兩節點空間懸鏈線索單元結合起來，形成了一套完整的適合於懸索橋結構分析的幾何非線性有限元計算方法。 -
An combination rise tower truss structure ( microwave motion iron tower ) that will be used in fact engineering was designed with three different kinds of method ( commonly arithmetic of wind load, tunnel wind experiment method, finite element method ). it also was general analyzed and checked in stress fact
論文用三種不同的方法：一般風荷載演算法、風洞實驗方法、有限元分析法，進行了選擇風荷參數的結構設計和較為全面的應力分析校核。 -
Abstract : in this paper, with the application of the finite element method, the mechanics model of the carbody of the tunnel inspection car is set up, and the modal and dynamic response analysis of the model are carried out, the response characteristics of the measuring devices on the truss, which are helpful for the improvement on the design of inspection car as well as for error analysis and correction of the data measured by the inspection car, are obtained
文摘:使用有限元方法建立隧道檢測車車體的力學模型並對其進行了模態和動力響應分析，得出了構架上測量裝置的動力響應特點，結果有助於改進檢測車的設計以及對檢測車測量數據進行誤差分析和修正。 -
Based on the catastrophic characters of the whole strain energy in truss structural instability, the relationship between the whole strain energy and the stress rate in the link element was educed, and the stress rate criterion for judging the instability of truss structures was built up through analyzing the changing law of stress rate
基於桿系結構發生動力失穩時的總應變能突變特徵，推導總應變能同桿單元應力變化率之間的關系，並分析應力變化率的變化規律，建立了判定系結構動力失穩的應力變化率準則。 -
On the basis of the design and calculation of such space truss system, this paper has analysed and summed up the experiment dataes of the wind tunnel test and made a deeply research and analysis on this kind of structure which undergoing complicated wind load. compare the wind load values which gained by calculating according to load criterion and the wind tunnel test separately and then analyze and compare the two different results got by static wind load and dynamatic ones separately. at last, analyze the two outcomes through these two different methods which in virtue of finite element program midas
本文在鹽田碼頭閘口的工程設計基礎上，分析總結了對該建築物進行風洞試驗的試驗數據，並對利用風洞試驗數據計算所得風荷載值與按規范計算所得的風荷載值進行了比較，然後藉助有限元軟體midas對該結構在靜力風荷載作用下和動力風荷載作用下的節點位移進行了計算分析和比較。
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