矩臂 的英文怎麼說

中文拼音 [bèi]
矩臂 英文
[物理學] moment arm
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • : 臂名詞1. (胳膊; 從肩到腕的部分) arm 2. (人體解剖學上多指上臂) upper arm
  1. Considering the difference of cantilever plate between the end and the middle of the concrete box bridge, the chief influence factor is studied

    考慮箱梁端部和跨中懸板根部的區別,研究了影響變厚度懸根部彎的主要因素。
  2. Coordinate system of the manipulator is built, and kinematic equation is obtained. the reverse kinematics of the robot is analyzed using algebra and geometry, and the conditions to eliminate excrescent results are presented. and the working space of the mechanical arm is gained, singularity of the manipulator is analyzed

    對機械進行了運動學分析,建立機械坐標系,建立正運動學方程,並採用代數法和幾何法求解機器人逆運動學問題,並給出剔除多解的條件,求解出機器人手的工作空間和雅可比陣,並對機械的奇異性進行分析。
  3. The inverse kinematics of a space - based manipulator composed of three rigid bodies with prismatic joint are studied in the second chapter, and the jacobean matrix for space manipulator is derived by fully cartesian coordinates. a control method for space manipulator based on the resolved motion rate control concept is proposed

    為此結合系統動量及動量守恆關系導出了以完全笛卡爾坐標表示的系統運動jacobi陣,並在此基礎上研究了帶滑移鉸空間機械的分解運動速度控制方法,給出了計算機數值模擬算例,以此證明了該方法的有效性。
  4. There are mostly a few aspects that fully analyse for design and compute for aira : 1 design and compute for spring of rectangle section

    對自動調整的設計計算作了詳盡的分析,主要以下幾個方面: 1形截面力和彈簧的設計計算。
  5. By constructing the geometrical model of a certain underground single arm type pantograph and applying the translation of pantograph - head balancing bar and the perpendicular displacement of pantograph in the direction of the movement of locomotive while raising pantograph as the objective which must satisfy the demands of locomotive ' s stable current collection, this paper applied the multi - objective optimization based on the genetic algorithms to design the pantograph mechanism

    摘要在建立某地鐵單受電弓簡化幾何模型的基礎上,根據列車平穩受流對受電弓提出的各項要求,以受電弓升弓時機車前進方向上的縱向偏移量和弓頭平衡桿的平動為目標,以受電弓正常升弓所需升弓轉等為約束,運用基於遺傳演算法的多目標優化技術,對該型受電弓機構進行了優化,得到了使受電弓運動性能達到最優的幾何參數。
  6. The content of this thesis comes from the fujian natural science found following research task 。 it studies on a space cantilever single beam attached to a moving support 。 inertia forces which are brought by the support ' s movement , are acceded to the equivalent initiative forces and the equivalent initiative moments 。 when we consider the relation of the forces and deformation , we change the method of material mechanical analysis to the elastic mechanical analysis 。 further more , we discusses the feasibility of the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body 。 first , the finite segment method is adopted to establish the models of the beam 。 based on kane ' s equations , dynamic math - model for the beam are derived 。 and by use of c - language and runge - kutta procedure , the computer - oriented procedure can give the whole responses of the beam 。 second , with compare to the numerical examples , the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body which is under the condition of movement is verified to be feasible 。

    本論文為福建省自然科學基金后續研究課題,以已知支撐運動的單個空間懸梁為對象,在等效主動力與等效主動力中加入支撐轉動引起的慣性力,並在考慮力與變形關系時,用更一般的彈性力學分析代替材料力學分析,進一步研究用多剛體離散模型來模擬其動力學特性的可行性。首先,用有限段建立機械的多剛體離散模型,用kane動力學方法建立其動力學方程。並用c語言編制演算法程序,採用了四階runge - kutta積分程序求解微分方程組,給出構件的全部動態歷程。
  7. Abstract : constraining moment between winding beam and cantilever beam should be considered when cantilever beam and its complete winding beam are in the case of bearing heavy load, even working carriers. this paper uses the the ory of constraining moment of crossing component to solve this problem, also st ates the calculating theory of constrainging moment, and does deduction of formula

    文摘:鋼筋混凝土懸樑上與其整澆的邊梁在負荷較重,甚至做為重要承重構件情況下,應考慮邊梁與懸梁相互之間的約束力.本文採用相交構件約束力理論來計算解決這一問題,並對約束力計算原理進行論述和公式推導
  8. First, after the overall structure of the differential balance mechanism is determined considering the given requirement, the concrete structure of the mechanism is designed with the reference of the design method of the differential which is widely used in autos. the differential gearing system is optimized and more appropriate parameters are got with which the functional requirements can be satisfied and the weight of the mechanism can also be reduced. the surface type structure is adopted on the rocker shift, so the mechanical performance of the differential gearing system and the rocker shifts may be improved

    本文根據整車的性能要求確定了差動平衡機構的總體結構形式,以汽車驅動橋差速器及半軸的設計方法為參考,對差動平衡機構的原理樣機進行了完整的結構設計;對核心的差動輪系部分進行了優化,得出了既能滿足功能要求又可以有效減小機構質量的較合理的參數;在搖軸中使用了類似汽車驅動橋半軸的浮式結構,使搖軸所受彎大大降低,從而改善搖軸和差動輪系的力學性能。
  9. Torque arm. to reduce wear on packing rings, to enable better sealing and to reduce torque

    矩臂。有利於減少密封環上的磨損,改善密封性能,減少扭
  10. In this part, it is also found that the equivalent prismatic column, which is obtained based on the equal elastic critical load as the non - prismatic member, is not actually equivalent to the tapered column in inelastic stability, and the latter has higher load carrying capacity. finally, the behavior of tapered beam - column acted by combined axial load and transverse load has been investigated. a bending - thrust interaction curve is established which is similar to the ones for the design of prismatic members

    三是研究了楔形變截面懸構件在大端固定,小端同時承受橫向及軸向荷載共同作用下的強度和彎平面內的穩定,同時參考等截面構件的設計公式,得到了用大端截面來表示的軸力p與彎m的之間的相關關系。
  11. However, the cantilever beam ’ s concrete deck of this structure will be cracked easily at the negative moment region

    該結構懸挑梁根部混凝土板承受負彎,容易開裂。
  12. Secondly, at the premise of the basic hypothesizes, establish the “ astronaut - spaceship ” system dynamics equations based on the principle of momentum conservation, and simulate the disturbance influence of the spaceship attitude induced by five kinds astronaut ’ s motion include stand - up act, landing act, right arm single - pendulum motion, left arm double - pendulum motion, right arm operating panel motion

    其次,在基本假設的前提下,基於動量守恆原理建立了「航天員?飛船」系統動力學方程,並模擬分析了起立動作、停靠動作、右單擺運動、左雙擺運動和右操作儀錶板五類航天員運動對飛船的姿態的擾動影響。
  13. For the cantilever beam, the theoretical stiffness and limited capacity are slightly less than the test ones if considering only the steel beam and the reinforced bars in the negative moment zone with the concrete in the tension zone ignored

    結果表明:簡支組合扁梁,忽略彈性中和軸以下受拉的混凝土的影響,採用等效換算截面方法計算所得的剛度和極限承載力與試驗結果比較吻合;懸梁只考慮混凝土板中配置的負彎鋼筋,忽略混凝土,計算所得的剛度和極限承載力比試驗結果略微偏小,但相差不大。
  14. The paper presented a large annular cantilever beam string stadium roof structure using the theory of beam string structure. the stadium roof structure is a novel structure that is reasonable in bearing force by using the character of the tendon and beam fully. the struts in the structure avoided enduring big moment, moreover the pre - stress upper chord tendon and the annular beam work together to resist upward and downward load, as embody the structure ' s artifice and wonderful space mechanical property

    本文利用張弦梁原理,給出了一種大型環狀懸型張弦梁挑蓬結構,該種體育場挑蓬結構新穎,充分利用了拉索和立體桁架受力的特點,使得結構受力更加合理,避免了柱子承受較大的彎,上弦索的預張力和圈樑使結構共同作用抵抗上下荷載,更體現了結構的巧妙和良好的空間受力性能。
  15. Analytical studies on the bending of fiber - reinforced cross - ply laminated composite rectangular cantilever plate

    正交鋪設復合材料形懸板彎曲解析研究
  16. According to the above formula, the initial rigidity and ultimate moment is calculated by developed program to several kinds of gabled frames end - plate connection joint with different types ( such as end - plate connection horizontally placed, vertically placed and inclinedly placed ), different end - plate thickness, different bolt diameter. the different result is compared with different end - plate thickness, the different force arm in joints, different bolt diameters and strength grades

    按推導的公式編程計算了不同形式(端板外伸式、端板平齊式、端板斜接、柱腹板加勁) 、不同端板厚度、不同螺栓直徑的門式剛架樑柱端板節點的初始剛度、節點極限彎,並比較了不同端板厚度、不同節點力、不同螺栓直徑和強度等級、不同連接形式下初始剛度和極限彎的變化。
  17. The rigid ring strengthened stories may be set along the frame. so the relations between the tube and frame will be stronger. the overturn moment of the inner tube will be reduced by the axial stiff of circumjacent frame column, and the horizontal stiffness of the whole building will be enhanced

    在核心筒與外圍框架之間設置剛度較大的水平伸構件或必要時沿外圍框架設置剛度較大的周邊環帶加強層,可以加強內芯與周邊框架柱的聯系,充分利用周邊框架柱的軸向剛度而形成的反彎來減少內筒體的傾覆力,從而達到減少結構在水平和在以增強整個結構的抗側力剛度。
  18. Then, according to the established structure, the parameters of the optical switch were modeled and optimized. the thickness, roughness, verticalness of the mirror was analyzed and designed. finally, the rectangular magnetic material was selected for the electromagnet thirdly, the parameters were optimized by ansys software and the performance of the optical switch was analyzed

    首先根據電磁鐵的非線性特性和梁的抗彎曲力的線性特性,設計出磁力驅動懸梁式光開關結構,然後根據提出的結構,從理論上對懸梁的參數進行模擬分析選出合適的懸梁參數,緊接著分析平面鏡的厚度、表面粗糙度、垂直度對光開關性能的影響;最後對磁路系統,明確選擇具有形磁滯回線的材料,設計出電磁鐵的結構。
  19. Abstract : in this paper, the method of the impulse torques control is established for vertical planar two - link flexible manipulators on the basis of rigid manipulators control. the variables of two - link manipulators are restrained when the tip trajectory of manipulator is being tracked with this method. finally, the results of numerical emulation and experiment are shown in the paper

    文摘:在剛性雙連桿機械控制方案的基礎上,提出了柔性雙連桿機械的軌跡跟蹤和振動抑制的脈沖力控制方案,針對豎直平面雙連桿柔性機械進行了數值模擬和實驗研究。
  20. Fitted indirectly, they are also used as torque arms for monitoring torque

    如果簡接安裝,也可做為扭矩臂來使用。
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