空間導桿 的英文怎麼說

中文拼音 [kōngjiāndǎogǎn]
空間導桿 英文
spatial rod
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 導 : 動詞1. （引導） lead; guide 2. （傳導） transmit; conduct 3. （開導） instruct; teach; give guidance to
  • 桿 : 桿名詞（桿子） pole; staff
  • 空間 : space; enclosure; room; blank; interspace
  1. In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

    本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象，選擇對斷開點和節臂球銷的位置進行優化設計，在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型，運用該學科的運動學分析方法研究機構的運動規律，編制了通用優化設計軟體。由於考慮了更多的空間因素，取消許多影響準確性的假設，因此建立的數學模型與傳統的方法相比更能反映實際運動規律，得到的優化結果也更加精確實用。此外，本文還針對導向機構進行受力分析，在建立該機構的空間動力學模型后，運用多體動力學中的動力學分析方法研究各個桿件的受力，計算出上下球鉸的約束反力，並開發出了相應的通用計算程序。
  2. The head of the program, chemical engineering professor richard wool, said researchers looked to chicken feathers because they have shafts that are hollow but strong, and made mostly of air, a great conductor of electricity

    該項目負責人化學工程教授理查德?沃爾說，研究員們之所以採用雞毛是因為雞毛桿是空的，而且很硬，中間大部分是空氣，是一種很理想的電導體。
  3. Based on the equilibrium equation, the states of self - stress and the modes of inextensional mechanisms are solved by the singular value decomposition method. and the equilibrium equation can be solved by the generalized inverse method. the force density method is proposed

    在建立空間桿件體系平衡方程的基礎上，採用廣義逆方法求解各種情況下的平衡方程，採用奇異值分解方法求解索桿的機構位移模態和自應力模態，並推導了力密度方法的基本公式。
  4. According to the test result, the mechanism of inorganically post - installed bars with cone - shaped heads was analyzed. and then the anchor intensity formula was formulated. the inorganically post - installed bars with cone - shaped head was carried on the finite element analysis on the spatial axial symmetry model

    根據試驗結果，對帶錐頭無機植筋的受力機理進行了理論分析，推導出帶錐頭無機植筋的錨固強度公式，並利用空間軸對稱模型對帶錐頭無機植筋進行了有限元分析，提出了利用桿單元模擬鋼筋與混凝土之間的粘結滑移關系的方法。
  5. The very important works by the researchers in the modeling and control for flexible manipulators are introduced ; the equations of the non - holonomic constrain and dynamics are formulated. on the base of dynamic model function derived by the planar two - link flexible manipulator, the model function can be obtained by coordinate transformation ; at last the control scheme based on model of the system is put in to use to insure track desired trajectory of joint angle

    在第四章中，首先，我們對柔性機械臂的動力學建模和系統控制問題做了比較全面的介紹；然後，運用lagrange方程並結合假設模態法建立了平面兩桿柔性空間機械臂系統的動力學方程。在此基礎上，通過坐標變換導出了以可測關節角為控制輸出變量的系統控制模型，基於此控制模型提出了柔性空間機械臂關節運動的動力學優化控制方案。
  6. 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彈塑性性能，本文在國內外現有研究的基礎上，提出利用五彈簧桿元、三彈簧桿元及多豎線單元模型分別模擬空間柱、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，提出線性和非線性單元相結合，剛性樓板假定和彈性樓板相結合的建模方法，較好地解決了空間結構彈塑性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非線性分析模型，進行了空間三維彈塑性時程分析。
  7. Comparing the fitted expression with the established theory expression of the angular velocity, the equivalent viscous damping coefficient is gained. the closed form algorithm of the state space method is employed to solve the system dynamic equation with time - varying coefficients. the dynamic problem of a linkage mechanism with four joints is taken as example to show that the presented models and methods are correct and practicable

    引入求解線性微分方程的狀態空間法，並對其求解時變系統運動微分方程的具體步驟進行了推導；在此基礎上將實測獲得的運動副等效粘性阻尼系數代入系統動力學方程，求解后獲得了考慮運動副阻尼的平面彈性四連桿機構的模擬結果；結果表明運動副的阻尼在一定程度上對振動具有抑制作用。
  8. The main contents are as follows : firstly, the structure and characteristics of aqueduct - stayed are summarized, based on which the structure analysis is presented ; planar structural models are established to simplify the analysis of internal force and displacement of aqueduct - stayed based on moment - distribution theory, the formula to calculate the force of cross section of aqueduct - stayed is derived. the finite element method for framed structures is used to analyze the aqueduct body. and corresponding computer programs are developed

    為便於計算，在計算斜拉渡槽的內力及變形時，將空間結構簡化為平面結構，分別對槽身橫斷面及槽身縱向結陶進行計算：以力矩分配法為基礎推導了槽身橫斷面內力的計算公式；運用直接剛度法，編制了桿系有限元程序進行槽身縱向結構計算，並簡單介紹與斜拉渡槽相關的剛度法知識以及程序的流程圖。
  9. 4 ) the lateral elastic stability of the arch rib with 3 - dimention fem program is analyzed, some influence factors such as suspender, arch rib and wind brace etc. are comprehended. the results may ensure the construction and be useful to designers

    採用空間有限元程序分析拱肋的彈性穩定性，了解拱肋、風撐、吊桿等因素對穩定性的影響程度，以指導設計並確保施工安全可靠。
  10. Kinematic analysis : by denavit - hartenberg method, space geometry relationship of each pole relative to fixed reference frame can be described with equal index transform, also do space relationship of two adjacent poles with 4x4 equal index. so equivalent equal index transform matrix can be deduced from them. when sportive equations and sportive coordinate frame of workpiece exercise point are set up, the coordinate values of exercise point can be got, the pose and situation of two manipulators are analysed, in the end each joint valiable and its velocity, acceleration are worked o ut

    運動學分析：利用denavit ? hartenberg法，用齊次變換描述各個桿件相對于固定參考系的空間幾何關系，用一4 4的齊次變換矩陣描述機鄰兩桿的空間關系，從而推導出等價齊次變換矩陣，建立兩機械手運動方程，確定工件作業點隨動坐標系，求出作業點坐標，對兩機械手的位姿進行解析，求出兩機械手的各關節變量及其速度、加速度值。
  11. Then bar element ' s tangential stiffness matrixes are deduced, which is based on the finite element method. the geometrical nonlinearity and material nonlinearity are both considered in the non - linear element stiffness matrix

    利用有限元方法，對網殼結構進行了幾何和材料非線性分析研究，推導了空間鉸接桿單元的幾何和材料非線性的剛度矩陣。
  12. Firstly based on reading many literatures, the development history and present situation of csmss is introduced and an explicit definition of csmss is defined. the nonlinear finite element method equations are presented in detail, considering the orthotropic material property of the membrane and the wrinkled or relax properties of elements

    詳細推導了索桿膜空間結構的幾何非線性公式，並且針對膜材的正交各向異性特性、膜材的褶皺、索的自重垂度、索的鬆弛等問題採取了相應的有效實用的計算方法。
  13. Its invalidation of turning rupture leads to driving safety problems on the basis of research on the torsion bar spring in the suspension system, the paper finds the way to enhance the performance of the suspension system. the paper establishes the mathematical model of the double wishbone independent suspension, analyses the specific structure in theory, uses the softwares of adams and matlab to simulate the functions which are nearly similar with the actual working conditions. at the same time, the paper adopts the way of parameterized design, programs to adjust the system parameters conveniently and inducts the optimize design with the concrete targets to improve the suspension system performance

    本文的研究方法是通過建立扭力桿與獨立懸架的數學模型，以理論分析為基礎，結合具體的懸架結構，運用adams和matlab軟體，對研究的對象進行模擬分析，使設計人員在近似真實的模擬條件下能夠更好的對目標進行研究；同時，還引入了參數化的設計方法，通過編程，增加了人機互動式界面，可靈活的對懸架導向機構主要構件的空間幾何尺寸進行動態調整；在優化設計過程中，針對汽車懸架運動學、動力學的特定要求，對具體的目標進行優化設計，從而獲得良好的行駛平順性和操縱穩定性。
  14. Overhead line private connection boxes ; disk for spacing of conductors in the roof pole stand tube

    架空線路專用接線盒.屋頂電桿支架管中導線間距盤
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