漂移加速度 的英文怎麼說

中文拼音 [biāoyíjiāsùdù]
漂移加速度 英文
drift acceleration
  • 漂 : 漂動詞[方言] （事情、帳目等落空） fail; end in failure
  • 移 : Ⅰ動詞1. （移動） move; remove; shift 2. （改變; 變動） change; alter Ⅱ名詞（姓氏） a surname
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 漂移 : 1 （漂流移動） be driven by the current; drift about2 [電子學] drift; shift; shifting; shunt runn...
  1. Taking intercontinental ballistic missiles as objects under research, and based on the analysis of the influence of accelerometer measurement error and gyroscope excursion error on the apparent acceleration, the error transfer model of the inertial system in a midcourse guidance segment for velocity and location is given, and the pure inertial navigation guidance error is computed with the given imu error coefficient deviations

    摘要針對洲際彈道導彈，在分析加速度計測量誤差和陀螺漂移誤差對導彈視加速度影響的基礎上，給出了中制導段慣性系統對速度和位置的誤差傳遞模型，對給定的慣組誤差系數偏差進行了純慣性導航制導誤差計算。
  2. Based on x - filtered lms algorithm and - filtered lms algorithm adaptive inverse control, we use a new variable step size lms algorithm. adding little computation, variable step size lms algorithm can result in fast convergence speed and low residual error simultaneously. the adaptive feedback control can counteract the beginning error of the system

    在原來的x -濾波lms演算法自適應逆控制和-濾波lms演算法自適應逆控制方法的基礎上，引入了新的變步長lms演算法，在計算量增加不多的前提下，能同時獲得較快的收斂速度和較小的穩態誤差；引入自適應的反饋補償控制克服了被控系統的直流零頻漂移，使控制系統在初開始工作階段快速收斂；還引入自適應擾動消除器，它能最大限度的消除擾動。
  3. Traditional inertial mechanized - platform uses velocities to damp the system attitude to improve the precision of attitude, when the system acceleration is small. referring to the idea, this paper designeda damp kalman filter in strap - down attitude heading reference system ( ahrs ). the new method makes use of 3 - d accelerometer ' s measurements to estimate the system attitude, which is measured to compensate attitude errors. because the acceleration affected the precision of fiher directly, the fuzzy adaptive system was presented. the fuzzy logic inputs are three accelerations and the output is to control the measurement noise covariance matrix. simulations and experimental results prove that the damp algorithm can damp most of schuler oscillation and foucauh oscillation, so that to assure the filter convergence and efficiently improve the precision of strap - down ahrs

    在系統機動性不強的情況下，傳統的平臺內阻尼演算法將系統本身的速度信息通過阻尼網路加到系統中，達到提高姿態角精度的目的.將這種平臺內阻尼的思想引入到捷聯慣性航姿系統中，在系統加速度較小的情況下，利用加速度計的輸出估計系統姿態角，通過卡爾曼濾波的形式補償系統姿態誤差.由於加速度的大小直接影響濾波器精度，本文設計了模糊自適應卡爾曼濾波演算法，根據三軸加速度計的輸出調整內阻尼量測誤差方差陣，從而避免了濾波器的發散.模擬和實驗驗證，內阻尼演算法可明顯抑制舒勒周期振蕩和傅科周期振蕩，避免了系統姿態漂移，有效提高了捷聯慣性航姿系統的精度
  4. In the process of single fiber sedimentation, it is steady that the fiber axis orients horizontally. the terminal sedimentation rate and the lateral shifting rate increase with the particle aspect ratio. the fiber with the aspect ratio of about 2. 8 rotates fastest to the stable location

    對于單根纖維的沉降，其穩定取向是軸線與重力方向垂直的方向；纖維的沉降速度隨長徑比的增加而增加，但趨勢變緩；纖維的橫向漂移隨長徑比增加而增加；長徑比在3左右的纖維，旋轉到穩定取向的速度最快。
  5. The results indicate that : with sa, the position precision of the integrated system, whose gyro drifting is 50 degree / hour and whose accelerator offset is 0. 001g, is 60 meters, its velocity precision is about 1. 75m / s out and its attitude angle precision is about 0. 25 degree. without sa, the position precision is about 20 meters, its velocity precision is about 0. 5m / s and its attitude angle precision is about 0. 1 degree. when the signal of gps is lost, the growing rate of the integrated system error is much lower than that of sins system

    模擬結果表明：對于陀螺漂移為50度/小時、加速度計零偏為0 . 001g的組合系統，在有sa的情況下，位置精度大約為60米，速度精度大約為1 . 75米/秒，姿態角精度大約為0 . 25度；在無sa的情況下，位置精度大約為20米，速度精度大約為0 . 5米/秒，姿態角精度大約為0 . 1度；在gps信號丟失時，系統誤差的增長速度比純sins系統明顯減緩。
  6. On the basis of deep research of its working principal, basic algorithm and error spread character, the gyro constant drift, acceleration zero error and constant initiation error of static pedestal strapdown inertial navigation system are quantitatively analyzed. furthermore with the medium precision inertial navigation device as the simulation object, we made some mathematical simulation

    詳細研究了捷聯式慣性導航系統的工作原理、基本演算法和誤差傳播特性；對靜基座條件下捷聯慣導系統中陀螺常值漂移、加速度計常值零位誤差和常值初始條件誤差引起的系統誤差進行了定量分析；以中等精度的慣性器件構成捷聯慣導系統作為模擬對象，進行了數字模擬。
  7. Secondly, introduces the configuration and characteristics of new real - time operating systcm - vxworks and analyzes tomado which was the development environment of vxworks. by analyzing hardware configuraion and substance of inertial navigation, i set up uniform model of the system which involves of five work mannrs and inertial aligrunent of inertial navigation. then the uniform model is validated by computer simulation

    接著，通過對慣性導航系統的硬體結構和慣導系統基本工作原理進行分析的基礎上，建立了包括五種工作狀態、初始對準等在內的慣性導航系統的統一數學模型，在此基礎上，對慣性導航系統的統一數學模型進行了計算機模擬驗證，分析了慣導系統誤差特性，模擬並驗證了陀螺漂移和加速度計零位誤差對慣導系統的誤差影響。
  8. I have said this was the worst thing possible for me ; for helpless as she looked in this situation, with the canvas cracking like cannon, and the blocks trundling and banging on the deck, she still continued to run away from me, not only with the speed of the current, but by the whole amount of her leeway, which was naturally great

    我剛才說對我來說糟糕透了是因為伊斯班裊拉號盡管看起來處于寸步難行的境地，船帆劈里啪啦地像放炮，滑車在甲板上滾來滾去，乒乓直響但它不光是以潮流的速度繼續往北移動，還加上了很大的風壓，因此漂得極快，我怎麼也趕不上他。
  9. Comb finger accelerometers are one kind of typical mems products and have several advantages that make them very attractive for numerous applications. they have high sensitivity, good dc response and noise performance, low drift, low temperature sensitivity, low power dissipation, and a simple structure

    叉指式微加速度計是一種典型的微機電系統產品，由於它的高靈敏度、好的直流響應、低噪聲、低漂移、對溫度的敏感性低、低能耗、結構簡單的優點，使其有著廣泛的應用前景，也是目前國內外攻關的熱點之一。
  10. In particular, it doesn ' t require measuring the position, velocity nor acceleration of the base

    該控制方案的顯著優點為，不需要測量、反饋雙臂空間機器人漂浮基的位置、移動速度和移動加速度。
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