angular acceleration 中文意思是什麼

angular acceleration 解釋
角加速度
  • angular : adj. 1. 有角的,角形的;尖銳的。2. 用角度量的;角的。3. 瘦骨嶙峋的。4. 不靈活的,生硬的。adv. -ly
  • acceleration : n. 1. 加速;促進。2. 【物理學】加速度;變速。3. 【教育】加速升級。
  1. Based on the mathematical model developed by the paper, the trim calculations are carried out in the conditions that the example aircraft converts from helicopter to airplane mode in level flight with zero longitudinal acceleration and angular rate

    本文依據所建立的樣例機縱向動力學模型,假定飛機在給定高度平飛,縱向加速度和角加速度均為零,完成過渡模式下的動力學配平。
  2. Optimal design with three variables is then done to the elbow - bar mechanism of the mp1040b moulding machine by utilizing the method of punishing function for constraint problems and variational scale for unconstraint problems. the optimal target function is the maxium of gradient in one work travel for the moulding plank of the elbow - bar mechanism. the result shows that the maximal gradient of moulding plank in one motion period declines by 25. 7 after optimization, and the angular acceleration of the bottom moulding plank decreases greatly

    動力學分析中,各構件的質量和轉動慣量是通過pro / engineer軟體,先建立各個構件幾何模型而求得;然後,利用解決約束問題的罰函數法和處理無約束問題的變尺度法對mp1040b型模切機肘桿機構進行三個設計變量的優化設計,優化目標函數為肘桿機構的下模切板在一個工作行程中達到的最大傾斜程度;通過優化設計,模切機肘桿機構的下模切板在一個工作行程中的最大傾斜程度降低了25 . 7 ,其角加速度明顯減小,提高了模切機動力學性能。
  3. If the angular velocity of a body changes, it is said to have an angular acceleration.

    如果物體的角速度是改變的,就說這個物體具有角加速度。
  4. For a rigid body rotating about a principal axis, the angular acceleration is related to torque by t =ia.

    對于繞主軸轉動的剛體來說,角加速度與轉矩的關系是TIa。
  5. Concerning the dynamic with the discussion for angular velocity and angular acceleration of the rigid body rotation

    關于剛體轉動的角速度和角加速度的討論
  6. For a rigid body rotating about a principal axis, the angular acceleration is related to torque by t = ia

    對于繞主軸轉動的剛體來說,角加速度與轉矩的關系是t ia 。
  7. It will produce very big angular velocity, angular acceleration and angular jerk when tracking fast moving targets. this may lead bigger tracking error and fail to track targets

    目標速度的提高將會產生大的角速度、角加速度乃至更大的角加加速度,導致光電經緯儀電視跟蹤動態誤差急劇增大,目標逸出視場,跟蹤失敗。
  8. Then, the discussion of the influence of linear part, the lumped mass of the rigid links and the angular acceleration of flexible joint actuators on the non - linear dynamic character of flexible joint manipulator with flexible links is done

    問中還就關節線性項、桿的集中質量和關節驅動加速度對關節非線性特性表現的影響進行了討論。
  9. When high - bandwidth star sensor measurements are available, according to the singer tracking model, the full angular acceleration is modeled as a first order markov process while the use of the attitude dynamics is totally avoided

    在能夠獲得高頻星敏感器測量的情況下,針對模型不確定問題,提出了一種基於singer模型的新的濾波演算法,把角加速度建模為一階馬爾科夫過程,從而避免了使用姿態動力學模型。
  10. This method of diesel engine fault diagnosis is feasible theoretically. while the fault diagnosis system using this method is rare, just because the crankshaft instantaneous angular acceleration measurement is demanding, such as, good frequency response, high precision

    這種柴油機故障診斷的方法在理論上是可行的,但目前這種成型的系統不多,究其原因是測量曲軸的瞬時角加速度需要系統具有良好的頻率響應特性與高精度。
  11. Micro - controller was programed to measure the width of engine running speed signal successively, via pdiusbd12 these measured data are transmitted to pc, according to some algorithm, for pc program to analyze, process and display angular acceleration, thus diagnose diesel engine

    單片機連續採集轉速信號的脈沖寬度,同時通過pdiusbd12將採集的數據上傳到個人電腦,供電腦按照特定的演算法分析和處理,以進行角加速度波形顯示和柴油機故障診斷。
  12. A numerical simulation of a planar 3r manipulator is performed. the results show that the non - linear torsion springs have important influences on the joint error and tip error of manipulators. moreover, the influences of linear part of non - linear, the lumped mass of the rigid links and the angular acceleration of joint actuators on the non - linear dynamic character of flexible joint manipulator are discussed

    首先,建立了剛性桿非線性關節機器人的動力學模型,之後通過一平面3r機器人進行了數值模擬,說明了在一定情況下,關節的非線性對剛性桿機器人關節變形和末端誤差具有重要影響,並在此基礎上,討論了關節線性項、桿的集中質量和關節驅動加速度對機器人關節非線性特性的影響。
  13. In high - performance aircraft the pilots are vulnerable to ci because of some of the aircrafts " characteristics, which include high sustained + gz ( hsg ) acceleration, high rate of onset and high angular acceleration etc. so it has all the while been attached much importance to the studies on the mechanism of ci and the preventing and overcoming method of ci by the researchers in aviation medicine field

    目前以f - 16 、蘇- 27為代表的高性能戰斗機,其所具有的持續高加速度( + gz ) 、高加速度增長率、高角加速度的特點更易導致飛行中科里奧利錯覺的發生,嚴重危害飛行安全。因此,對科里奧利錯覺的機理及預防與克服研究在航空醫學中一直受到人們的重視。
  14. Electronystagmography ( eng ) is usually used as the objective index to study ci. but it is not clear about the influence of different coriolis acceleration levels on human ci and concomitant nystagmus as well as the correlation between ci and eng parameters. as high maneuverability aircraft is concerned, angular acceleration and linear acceleration coexist in flight

    對高機動性的戰斗機而言,飛行中角加速度與線加速度作用往往同時存在,有研究表明,在z軸向的線加速度( + 0 . 8gz )作用下,科里奧利錯覺更為顯著。
  15. At first, the general theory of synthesis angular acceleration and velocity with linear accelerometers is researched and proved in this paper. on the foundation of analyzing the applied barrier in platform stabilized system of angular locomotion, a new method that changes the installation structure from alterable space into plane, is put forward to solve the problems, so that the application of this theory in moep becomes possible

    本文首先對線加速度合成角速度、角加速度的一般理論進行了研究,從理論上證明這一方法的正確性,為進一步深入研究奠定了理論基礎;在此基礎上,本文分析了角運動合成一般方法在平臺穩定系統中應用存在的困難,在此基礎上提出了一種改進方法;這種方法的特點是變空間結構的安裝方式為平面結構,使角運動合成理論在工程實踐中應用成為可能。
  16. Through the study with non - linearity friction on simulation model of the stabilized system, in theory the analysis of the angular acceleration loop ' s contribution is given. in testing platform, the measure devices of angular acceleration and velocity constitute the double loops, they are angular acceleration loop and angular velocity loop. and this experiment gives the proof that the angular acceleration loop could eliminate the errors which are taken by the motor ' s reversing

    最後,本文在理論上分析角加速度環對隔離度的貢獻;通過對含有非線性摩擦力矩的平臺穩定系統模擬模型的研究,從理論上驗證角加速度環具有克服摩擦力矩的能力;在實驗轉臺上加入由線加速度計構成的角加速度測量裝置,並與測速機構成角加速度環、角速度環雙環結構,驗證了角加速度環對電機換向誤差的消除作用。
  17. The concept of acceleration delay compensation is put forward in this dissertation. by using acceleration delay compensation and tv tracker compensation technology the tracking capability of o - e theodolite tv tracking system is promoted to track fast moving targets at maximal 50 / s angular velocity and maximal 30 / s2 angular acceleration other than maximal 30 / s angular velocity and maximal 12 / s2 angular acceleration before while the maximal tracking error is still less than 3

    提出了加速度滯后補償的概念,並將其應用到提高電視跟蹤穩態精度中;結合電視跟蹤器補償技術,在保證最大跟蹤誤差不大於3的條件下,將目前的光電經緯儀電視跟蹤系統跟蹤最大角速度30 / s 、和最大角加速度12 / s2能力,提高到跟蹤最大角速度50 / s 、最大角加速度30 / s2 。
  18. Based on the theory of mechanical optimization and finite element analysis, elbow - bar mechanism of the mp1040b moulding machines made by beiren group is investigated in the dissertation. firstly, a kinematic model representing the bar mechanism is built and the nonlinear system of equations is solved through the method of gradient. meanwhile, the angular displacement, angular velocity, angular acceleration and the corresponding curves of each component in a motion period are obtained

    本文以北京人民機器廠mp1040b型模切機肘桿機構為研究對象,以機械最優化理論和有限元技術為基礎,首先對模切機肘桿機構建立數學模型,通過梯度法求解此非線性方程組,並得出機構在一個運動周期中各構件的角位移、角速度、加速度等運動參數及曲線。
  19. It is discovered that the fluctuating increment of the instantaneous angular acceleration curve of crankshaft ( ay method ) put forward in this paper can be used to diagnose the power and compression condition of multi - cylinder engine in the state of shorter, more rigid crankshaft and lighter torsional vibration and in the rapidly diagnosed situation, and the ay method is better than the fluctuating increment of the instantaneous rotation speed curve of crankshaft ( n method ) which is used widely now

    結果發現,在內燃機曲軸較短、剛性較大、扭振較小、對診斷速度要求很快的場合,用本文提出的曲軸瞬時角加速度波動增量j法能較準確地判斷多缸內燃機各缸的作功狀況和壓縮狀況,優于目前廣泛使用的曲軸瞬時轉速波動增量n法。
  20. By introducing the double - axis silicon accelerometers adxl202 and its application in angular locomotion measure device, the design process of this device is emphasized. through experiments on the testing rotation platform, performances indicate the validity about the synthesis of this theory and improving method. at last, this paper analyzes the function of angular acceleration loop

    在對雙軸硅電容加速度計adxl202介紹的基礎上,詳細講述了利用adxl202構成角運動測量裝置的設計過程;並在測試轉臺上對角運動測量裝置進行實驗,驗證了該裝置對角運動測量的能力,從實驗上證明角運動合成理論以及其改進方法的正確性。
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