有效慣性矩 的英文怎麼說

中文拼音 [yǒuxiàoguànxìng]
有效慣性矩 英文
available moment of inertia
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ動詞1 (習以為常 積久成性; 習慣) be used to; be in the habit of 2 (縱容; 放任) spoil; indulge...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 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
  • 有效 : effective; valid; efficacious
  • 慣性 : [力學] inertia; inertance; sluggishness; the force of inertia
  1. 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臂梁為對象,在等主動力與等主動力中加入支撐轉動引起的力,並在考慮力與變形關系時,用更一般的彈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的可行。首先,用限段建立機械臂的多剛體離散模型,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。
  2. 2. dynamics analysis : by setting up jacon matrix differential coefficient sport is passed to descartes space. it makes terminal executing manipulator produce differential coefficient of acceleration and force in every different coordinates can be got. then the effective inertia, coincident inertia and gravity load of two manipulators are calculated by lagrange method. so generalized joint torque of each joint is got, and along with equivalent driving torque, actual driving torque of each joint can be worked out. 3

    動力學分析:建立雅可比陣將關節空間的各關節的微分運動傳遞到笛卡爾空間,使末端執行器位姿產生微分運動,以用於求加速度及力在不同坐標系間的線變換,再用拉格朗日法計算兩機械手的量、偶合量、重力載荷,從而計算得到各關節的廣義關節力,並與等驅動力共同算得各關節的驅動力
  3. Based on analysis and comparison of existing test data applied to existing ultimate strength prediction models, interfacial stress at the end of plate is deduced. after formulas for calculating the effective moment of inertia for frp - strengthened beams being revised and adjustment coefficient related to nominal main steel reinforcement ratio and curtailment length ratio being put forward, strength prediction formulas of compound beams under plate end debonding failure are established. in analysis of strength of compound beams under intermediate crack induced interfacial debonding failure mode, several bond strengths and their relation are introduced

    對于板端剝離破壞,在總結現承載力模型的基礎上,利用已試驗數據對各承載力計算公式進行了分析比較,進一步採用分階段分析法,推導了板端界面應力的計算公式,在此基礎上,採用加固復合梁有效慣性矩的修正公式,建立了考慮名義配筋率和板端偏移比影響的板端剝離破壞梁承載力的計算公式;對于跨中受彎裂縫導致的粘結破壞,闡述了常見的幾種粘結強度之間的區別和聯系,並基於拉剪粘結強度,提出了跨中受彎裂縫導致粘結破壞的承載力計算公式,並利用現試驗結果確定了模型中的一些參數;最後,利用試驗數據對本文建立的兩種粘結破壞承載力計算公式進行了檢驗,結果基本吻合。
  4. The application of finite element method in the stability analysis is studied, by calculate the lattice structure ’ s critical force with finite element method. the initial moment method is improved

    限單元法對不同腹桿布置形式的構件進行了穩定計算,對等的計算公式進行了驗證。
  5. Dynamic matrix control ( dmc ) can directly treat with objects with pure delay, has strong adaptability to large inertia, approved tracking performance and better robustness, but primary steam temperature object and boiler fuel regulating object are both intricate objects with large inertia and time delay, which are difficult to obtain perfect control effect using routine pid cascade control

    由於動態陣控制( dmc )能直接處理帶純滯后的對象,對大很強的適應能力,良好的跟蹤能和較強的魯棒,而主汽溫對象和鍋爐燃料調節對象均是具大延遲的復雜對象,用常規pid串級控制難以取得理想的控制果。
  6. Delay is obvious in large body because of its inertia, moment force, stress and gearing. transfer of electical cell increases the delay. this paper points out that the delay can be compensated by using the smith control algorithm. the result of computer emulation proved that a better quality is gained by using the algorithm on heavy nc machine

    量物體,由於其,加之傳動鏈長,所需的扭大,引起的應變大,加上電氣轉換元件的滯后,故滯後應明顯.該文提出用史密斯控制演算法將滯后進行補償.計算機數字模擬結果說明,對大滯后的重型數控機床,應用該演算法能得到較好的控製品質
  7. A new robust adaptive scheme which are used for tracking of this robot with parametric and bounded external uncertainties is proposed in this thesis. the controller is consist of a controller which is proposed by slotine1 ' 1 and nonlinear continued feedback compensation part. by estimating the unknown physical parameters of robot on - line, it can eliminate the effects result by parameters and external disturbances and guarantee gas and uniform boundedness of parametric estimation. the only information required in setting up the strategy is the output states of jionts, while the inversion of the inertia matrix or estimation the bound of the inertia matrix and measure the jionts accelerations are not needed. it is shown by simulations that the proposed control scheme has quicker convergence velocity and better control precision than paper [ 1 ] and control schemes at present

    針對該模型具參數及界外部擾動不確定時提出了一種新的魯棒自適應控制策略,控制器由基於slotine的控制器和非線連續反饋補償控制器構成。通過在線估計機器人的未知物理參數,的消除了由參數及外部擾動所引起的不確定影響,保證系統達到漸近穩定和參數估計一致界。與現存的許多控制方法相比,該控制策略不需求解陣的逆或估計陣的界,不需測量關節加速度,而唯一需要了解的只是系統輸出的位置及速度狀態。
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