運動力矩 的英文怎麼說
中文拼音 [yùndònglìjǔ]
運動力矩
英文
motoring torque- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 矩 : 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
- 運動 : 運動[舊時用語] arrange things or get things done through pull
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Only on the condition that the friction moment of bearings is far smaller than inertial gyro - moment, the motion for the single - degree - offreedom gyrocompass will be obtained
這一力矩極小,只有當摩擦力矩遠遠小於它時才能實現陀螺羅盤儀的運動。After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面,採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機,並採用感應同步器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和位置雙閉環控制,以實現指向反射鏡轉動速度的平穩性和位置的精確性。Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。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,在等效主動力與等效主動力矩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。In the distributed caa and simulation system, an example of slider - crank mechanism is given. the example use planar multibody dynamic method to analysis the movement rule of slider - crank system under gravity and moment and demonstrate the multibody systems dynamic analysis method
基於實現的分散式計算機輔助分析與模擬系統,本文以曲柄滑塊為例,利用平面多體動力學通用模型分析了在受到重力和轉動力矩的情況下曲柄滑塊的運動規律。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:建立雅可比矩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性變換,再用拉格朗日法計算兩機械手的有效慣量、偶合慣量、重力載荷,從而計算得到各關節的廣義關節力矩,並與等效驅動力矩共同算得各關節的驅動力矩。The dynamic lag error of servo system, the error caused by disturbing moment and the influence of ship motion to tracking performance are also described
同時,給出伺服系統動態滯后誤差、擾動力矩產生的跟蹤誤差,以及由於艦船運動對跟蹤性能的影響。The highest level in the hierarchical trees fulfills the desired goal such as spacing, speed control or collision avoidance in vehicle cruise control. and the middle level tunes the vehicle acceleration while the lowest controls the needed brake and drive torque
最上層是目標控制,實現期望的縱向運動(如巡航控制的目標是控制車距、車速和防撞) ;中間層是加速度控制,最底層是(驅動和制動)力矩控制。Firstly, under the assumption that the output driving torque generated by the stepper motor of the mirror is constant, such influence analysis is conducted. secondly, a mathematic model of the stepper motor is given. under the assumtion that the input impulse frequence is constant, the rotational motion of the stepper motor of the mirror with the mutual exertions of damping torque, friction torque and disturbance torque generated by satellite platform ' s attitude motion is simulated and analyzed
對衛星平臺姿態振動對紅外相機掃描機構轉動的影響進行了系統深入的模擬分析:首先在步進電機驅動力矩一定條件下,模擬分析了星體姿態運動干擾力矩對紅外相機掃描鏡轉動的影響;接著建立了步進電機的數學模型,在步進電機輸入脈沖頻率一定條件下,模擬分析了步進電機在阻尼力矩、干摩擦力矩、平臺干擾力矩等負載轉矩的共同作用下的轉動情況。Matrices, vector and vector calculus, newtonian mechanics - single particle, oscillations, nonlinear oscillations and chaos, gravitation, some methods in the calculus of variations, hamilton ' s principles lagrangian and hamiltonian dynamics, central - force motion, dynamics of a system of particles, motion in a noninertia reference frame, dynamics of rigid body
矩陣和向量的計算、單一質點的牛頓力學、線性與非線性的振動運動、重力、微積分上的變分法介紹、哈密頓原理、拉氏及哈氏力學、連心力下的運動、質點系的運動力學、在非慣性座標中的運動、剛體的運動。The problem of deriving dynamic model was transformed into the problem of solving driving moment under specified conditions by kinematic and dynamic formulae
將動力學模型的推導問題轉化為特定條件下運用運動學和動力學計算公式求解機構驅動力矩的問題。The cycloid function is used to generate the horizontal and vertical foot trajectory respectively, and a modified cycloid function is used to make the acceleration curve of the joint more smooth and successive, the trajectory and drive moment of each joint is calculated by simulation
使用擺線函數分別產生足的水平和垂直方向的運動軌跡,用修正擺線函數使其加速度進一步平滑、連續,對各關節的運動軌跡和關節驅動力矩進行了模擬。On the base of the kinematics modeling and lagrange dynamics equation, the mathematical modeling is set up to dynamics of the robot. by using this method, the driving moment needed by every joint is easy to be calculated, based on which dynamics analysis can be done and motor can be selected
在運動學建模的基礎上,基於拉格朗日動力學方程進行機器人的動力學建模,該建模方法可以方便地分析各關節所需的驅動力矩,作為動力學分析和機器人電機選型的依據。From vibrating torque equations of shaker ' s exciting shafts, the self - synchronizing condition and synchronizing state stability condition of balanced elliptical shakers excited by two - shaft self - synchronizing are obtained
從振動篩偏心軸的振動力矩方程出發,導出了雙軸自同步平動橢圓振動篩的自同步條件和穩定運轉條件。The suck - wind machine need to intake a lot of wind in the synthesis ammonia section transform furnace, the quantity is at l 00000nm ' / h, so the diameter of the wheel is about 1 meter. the motor driving it need higher power for meeting the startup torque
負壓運行爐的引風機要求吸風量大,一般都在100000nm 』 i以上,因此風機輪毅直徑設計的都較大,大都在1米以上,這樣為了克服風機的大啟動力矩,風機所配置的拖動電機功率也非常大。Through the analysis of attitude dynamic equation, how to realize three axis passivity stabilization of the mircrosatellite by just using environmental torque is presented. three sorts conformations of three axis passivity stabilization of the mircrosatellite by using environmental torque are put forward, one is to realize the passive attitude control of microsatellite by using the aerodynamic moment and the gravity gradient, the other two by making use of the gravity gradient and the geomagnetic moment, the attitude dynamics of microsatellite of the three sorts are analysed in detail
通過對衛星姿態動力學方程分析,給出如何利用環境力矩實現微小衛星三軸姿態被動穩定,並提出三種利用環境力矩實現微小衛星三軸姿態被動穩定方案,即一種利用氣動力矩和重力梯度實現微小衛星三軸姿態被動穩定方案和兩種利用重力梯度和地磁力矩實現微小衛星三軸姿態被動穩定方案,對採用這三種方案的衛星的姿態運動進行詳細分國防科技大學研究生院學位論文析。The multi rigid - body mechanism model of bionic kangaroo - leaping robot was abstracted ; taking this as a base and applying the kane method to establish the dynamics equation of bionic kangaroo - leaping mechanism, and gives out the computation formulae of driving moment of each join in the kinematical course of kangaroo leaping robot
摘要抽象了仿袋鼠跳躍機器人多剛體機構模型,在此基礎上,應用凱恩方法建立了仿袋鼠跳躍機構動力學方程,給出了袋鼠跳躍機器人運動過程各關節的驅動力矩的計算公式。The anti - lock braking processes based on logic threshold control are simulated in the environment of matlab / simulink software. the influences on logic threshold control abs by the factors such as road condition, initial velocity, the changing rate of braking torque, delay time, inertia and load are discussed at the same time
運用matlab simulink軟體,對基於邏輯門限控制方法的防抱制動過程進行了計算機模擬,並分析了路面、初速、制動力矩變化率、延遲時間、轉動慣量及載荷等因素對邏輯門限控制abs的影響。By establishing descartes coordinate of assembly robot and applying coordinate transformation to derive converse and positive kinematics equation of the assembly robot, we study the solution of kinematics equation of the assembly robot. at the same time, we formulate the robot dynamics in the way of lagrange
通過建立裝配機器人的笛卡兒坐標系,推導出裝配機器人的正、逆運動學矩陣方程,並研究了正、逆運動學方程的解;同時利用拉格朗日方法建立了裝配機器人的動力學方程,並進行動力學方程分析。Lastly, establish the rigid - body spaceship attitude kinematics and dynamics equations, and primarily design the spaceship attitude law including limit loop parameters and two kind switch curves. analyze the astronaut ’ s disturbance moments. put the disturbance moments of typical astronaut ’ s push - off act as the input datas of the control system simulation, and analyze the response of the attitude control system after disturbed
最後,建立剛體飛船姿態運動學及動力學方程,並對飛船姿態控制律進行了初步的設計,包括極限環參數的設計和兩類典型的開關曲線的設計;對航天員擾動力矩進行了分析;以典型的航天員推離動作對飛船的擾動力矩作為控制系統模擬的輸入參數,分析姿態控制系統受到擾動后的響應。分享友人