cable geometry 中文意思是什麼
cable geometry
解釋
纜索幾何形狀-
This complex network changes due to small variations in cable geometry ( construction ) from cable to cable which affects capacitance and inductance somewhat
這個復雜電路之所以變化是因為不同導線的幾何參數的微小變化會改變其電容和電感。 -
Chapter 4 time - dependent computational simulation of the response of cable - suspension feed system in gusty wind based on the time - independent structure finite element method, and with consideration of the movement laws of cabin, a 3 - d time - dependent structure finite element model formulated by a new method named iss method ( instantaneous structure supposition method ) to deal with the vibration response of cable - suspension feed system in gusty wind is presented. in the model, all sources of geometric non - linearity, cable sag and changes of cable geometry due to large displacement, are fully considered
基於時不變結構的有限單元法，在綜合考慮饋源艙運動規律的基礎上，提出了時變系統的瞬時結構假定法，通過將懸索離散為索桿單元，建立了系統的時變有限元模型，該模型充分考慮了懸索的垂度和大變形等幾何非線性因素，應用ne 。 -
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。 -
Through the calculating example results and the comparisons with other calculating theories, it is proved that the calculating formulas of the combined geometry curve theory is valid, practical and accurate. it can be used in the calculation of line shape at the preliminary design, and can meet the engineering need. ( 3 ) this thesis researches systemically on the calculating theory of the suspension bridge ’ s cable system, including calculating design line shape and internal force, erection line shape of cable and pre - displacement of saddle without loads, the fixed position for erecting cable and amendatory method of cable ’ s unstressed length
通過算例驗證了混合線形理論公式的實用性和正確性，並且與其它計算理論的結果比較，證明公式有足夠的精度，可用做初步設計中主纜線形的計算，能夠滿足工程的需要; （ 3 ）對自錨式懸索橋主纜系統計算理論進行了系統研究，包括成橋線形和內力計算、空纜線形和內力計算、鞍座預偏量計算、索夾安裝位置計算和索鞍處主纜無應力長度修正方法。 -
The main contents include inherent vibration feature, stability characters, effect of geometry non - linearity and the tower obliquity, impact of system different temperature and local different temperature etc. the result in the article will provide the design references for the project of no back - stays & inclined pylon cable - stayed bridge
本文的主要工作有:介紹無背索斜塔斜拉橋的自振特性，全橋模型在荷載下的穩定性特徵，結構幾何非線性的影響，斜塔傾角對結構的影響，體系溫差和局部溫差對結構的影響等。 -
A new kind of theory and calculating method which is suitable to cable supported bridges was developed in this paper. cable element can include the structure ' s geometry nonlinearity and initial stress, virtual laminated element has high calculating efficiency and good precision. dimensions of lsctb was put forward based on conclusions of optimum analysis
推導了適合纜索承重橋梁的纜索單元；引入虛擬單元理論，提出適用於大跨纜索承重橋梁鋼箱梁的一種新方法?虛擬層合板單元法，該單元具有計算效率高，可以模擬復雜結構並滿足工程需要等諸多優越性。 -
The form - finding of cable - pole structure is the course to seek rational structure geometry and the distribution of prestress force by the geometry relation of the setting. but the form - finding of membrane structure is the course to seek rational structure geometry by certain border terms and prestress force
索桿體系的找形是由給定的幾何關系尋求合理的結構幾何及預應力分佈的過程，膜的找形是由一定的邊界條件及預定先給的預張力尋求合理的結構幾何形狀的過程。 -
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
幾何非線性分析主要考慮三個方面：索的垂度效應、樑柱效應和結構大位移，其中：索的非線性分析採用ernst彈性模量對索材料的彈性模量進行修正，計及索的垂度效應的方法；梁單元的非線性分析採用cr列式法，計算中採用基於newton - raphson法的增量迭代方法求解非線性方程組。 -
On the basis of association of finite element computation with optimization design and analysis of sensitivity of cable force variation to structural response and objective function ' s sensitivity, an optimization method for rationally bridge - completing cable force of large - span cable - stayed bridge was presented, where the structural internal force, linear control condition, and nonlinearity influence of structural geometry were taken into account in the entire process of optimization
摘要將有限元計算與優化設計分析相結合，在索力變化對結構響應和目標函數敏感性分析的基礎上，綜合考慮結構內力、線形控制條件，提出一種全過程計入結構幾何非線性影響的大跨斜拉橋合理成橋索力優化方法，採用一階分析法對成橋索力進行迭代優化。 -
Cad standard parts file ; specification of geometry and parameters ; cable sockets for screw and snap connection
計算機輔助設計標準件文檔.第1401部分:幾何和參數規 -
The first part has reviewed tensegrity systems, the development of cable domes and its practice in architectures. author summarizes the definition and natures of tensegrity systems, discusses the geometry and types of cable domes. as these this part has finished the basic research of tensegrity systems and cable domes
本文首先回顧並總結了全張力體系以及索穹頂結構的發展歷史及其在工程中的應用情況，總結了全張力體系的概念、形態及其特性，探討了索穹頂的幾何、拓撲及類型，從而完成對全張力體系和索穹頂結構的概念性研究。 -
Geometric nonlinear behaviors in large span cable - stayed bridges have been analyzed in this paper, which include the sag of inclined cable stays caused by their own dead weight ; the interaction of large bending and axial deformation in bending members ; and the large displacements effects. then analyzing theories and researching levels of geometric nonlinear problems of modern cable - stayed bridges have summarized. and methods of modeling cable - stayed bridges for nonlinear finite element analysis have been discussed, which are the equivalent modulus of elasticity, introducing stability functions and continuously modifying geometry of structure
本文分析了大跨徑斜拉橋幾何非線性的主要影響因素，包括斜拉索的垂度效應、彎矩與軸向力組合效應和大變形效應，同時對目前斜拉橋幾何非線性問題的分析理論和研究水平進行了綜述，相應討論了各非線性影響因素的處理方法，即分別採用等效彈性模量法、引入穩定性函數和實時修正結構的幾何位置。
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