波動誤差 的英文怎麼說

中文拼音 [bōdòngwùchā]
波動誤差 英文
fluctuating error
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 誤 : Ⅰ名詞（錯誤） mistake; error Ⅱ動詞1 （弄錯） mistake; misunderstand 2 （耽誤） miss 3 （使受損害...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 波動 : 1 （不穩定） undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave （motion）; wave...
  • 誤差 : error
  1. In this paper, error sources and the relation between error source and transmission error of harmonic gear drive are deeply analyzed based on its working principle and structure. then synthesize these errors by using stochastic error theory to write out estimative formula that calculate transmission error

    本文重點對諧波齒輪傳動的運動精度進行分析研究，從諧波齒輪傳動運動誤差的產生入手，首先對誤差源進行了深入分析，然後對運動誤差進行了分析和綜合。
  2. On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced

    在推力矢量試車臺設計方面，設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案，提高了試車臺動架的固有頻率，解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法，推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法，並計算了推力矢量測量精度。
  3. Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained

    首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差，建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道，並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較，先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較，然後針對外場試驗，對非線性濾波獲得的定位結果與商業軟體進行了分析比較，並得出結論。
  4. Autocorrect processing errors caused by network fluctuation using neural networks

    神經網路自動校正電網波動引起的加工誤差
  5. Because the relationship between the lift on the fin and the fin angle is gotten by the static hydrodynamic experiment, which has great error, especially dynamic hydrodynamic experiment, the control torque gotten by the experiment can not counteract the wave torque well and the stabilization result is not perfect

    而鰭的水動力試驗存在著很大的誤差，特別是在動態條件下，鰭的水動力特性測試更困難，所以這種通過計算求得控制力矩的方法產生的鰭升力無法很好地抵消波浪力矩，因而影響了減搖效果。
  6. The algorithm can not only eliminate the influence of the cumulative errors of the photoelectric code recorder, but also it can satisfy the requirement of the real - time control. a direct inverse model controller of fuzzy neural network with changeable structure based on takagi - sugeno inference is presented and it is used to the motion control of mobile robot. in order to avoid the obstacles successfully, detection results from ccd and ultrasonic sensors are fused by a fuzzy neural network, which acts as an avoidance controller

    包括移動機器人的融合自定位問題：移動機器人利用光電編碼器進行自定位，同時用擴展卡爾曼濾波器融合多個超聲波傳感器的測量值，採用回朔演算法將融合值用於復位光電編碼器，消除了光電編碼器累積誤差的影響，並能滿足實時控制的要求：並提出一種基於takagi - sugeno模型的變結構模糊神經網路直接逆模型控制器，並應用於移動機器人的運動控制；利用模糊神經網路避障控制器融合ccd攝象機與超聲波傳感器探測到的環境信息，以實現機器人的安全避障。
  7. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大速比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生器，設計製作了大速比摩擦傳動樣機;用軟體ansys對所設計的橢圓凸輪結構進行了有限元分析;用19位絕對式編碼器測試了大速比摩擦傳動機構的傳動精度、最小步距、最小步距的穩定性以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理，認為新型橢圓凸輪波發生器克服了加工誤差帶來的諸多問題，新型橢圓凸輪波發生器可以進行尺寸精度調整，能夠達到輸入力矩以純力偶的形式輸入;通過本項研究，基本可以使「大速比摩擦傳動機構」在工程中得以應用。
  8. It is discussed that the present harmonic analyzers do n ' t satisfy the requirements of china standard for harmonic measure of quick disturbance harmonic load. the measurement error brought about by the harmonic analyzers adopting ft or fft algorithm is analyzed. a cycle discrete fourier algorithm that should n ' t be effected by aperiodic component is presented, and the results of simulation show that it has higher accureacy

    本文對電力系統諧波的測量方法，數據處理及電力牽引負荷對電力系統的影響進行了研究，論述了目前國內外生產的諧波分析儀用於快速波動諧波負荷的測量不滿足國標的要求，分析了諧波分析儀普遍採用的ft或fft演算法所產生的測量誤差，提出了一種不受非周期分量影響的全周波離散傅里葉演算法，模擬結果表明精度好。
  9. The frequency spectrum and the beet frequency phenomenon also were carried out, the reason from that the beet frequency occur has been found and simulated. these jobs are useful for improving the performances of harmonic gear drive and opening up its using scope

    這對進一步認識諧波齒輪傳動運動誤差的產生和提高諧波齒輪傳動的運動精度，拓寬諧波齒輪傳動的應用范圍，特別是在工業機器人中的應用都具有重要的現實意義。
  10. First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target

    本文結合空軍裝備部某「十五」預研課題，圍繞著戰術數據鏈、多機協同多目標攻擊、超機動攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案，建議採用時分多址的工作模式，並利用移動自組織網路的概念構建數據鏈網路，同時針對數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點，應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償，並在此基礎上進行目標運動參數的轉換，以獲得目標相對于某無人機的當前運動信息，且利用模擬驗證了方法的有效性。
  11. Take the reduction of transmission error of gear and the fluctuation magnitude of meshing rigidity as the judging criterion and at the same time ensuring the variation of loading to be a smooth transition

    以減小齒輪傳動誤差和嚙合剛度的波動大小為衡量標準，同時確保載荷變化呈平穩過渡。
  12. Firstly, the motion error model for the system is proposed, and accuracy of the model is satisfied under the condition of wide beamwidth

    首先提出了低頻uwb - sar運動誤差模型，在大波束張角范圍內具有較高的精確性。
  13. The effects of the atmospheric turbulence disturbance for free - space laser communication systems are analyzed in the paper, and the correction of low - order modes with adaptive optics system for wave - front error are also discussed

    本論文分析和論述了大氣擾動對空間激光通信的影響以及利用自適應光學系統校正低階模式波前誤差理論。
  14. In the bistatic sar system there are several technical problems, which affect the radar imaging, such as complicated geometrical and signal models, phase errors caused by motion errors and attitude errors, and motion compensation etc. this dissertation gives empathies on these technical problems analysis. 1

    但是，收發分置的特點同時也帶來了新的技術問題:如空間幾何布局靈活多樣;回波形式更加復雜;由更為復雜的運動誤差和姿態誤差引起的相位誤差問題;以及相關的運動補償問題等。
  15. Spotlight synthetic aperture radar can efficiently obtain an image with very high azimuth resolution, since its antenna illuminate the fixed target on the ground. bistatic radar is not a new concept and its fundamental principles have been known and demonstrated many years before the development of operational monostatic radar

    由於其天線波束始終照射同一目標場景，因此可獲得更大的方位多普勒帶寬和更高的方位分辨力，但實際上由於受數據處理條件、載體運動誤差等因素的影響，方位解析度的提高是有限的。
  16. The harmonic drive and planetary gear transmission were carried on as examples for comparison, which lead to the results that the driving error of harmonic drive is greater than that of planetary gear transmission and the hysterisis error is smaller than the latter

    在此基礎上，對諧波齒輪傳動裝置與行星齒輪傳動裝置進行實例對比分析，指出在閉環伺服系統中，諧波齒輪傳動裝置比行星齒輪傳動裝置的回程誤差小，但諧波齒輪傳動裝置的傳動誤差對系統的影響大於行星齒輪傳動裝置。
  17. 8. a general estimator for adaptively robust filter is developed, which includes the estimators of classical kalman filter, adaptive kalman filter, robust filter, sequential least squares ( ls ) adjustment and robust sequential adjustment

    針對觀測值粗差和載體機動誤差，提出了抗差自適應kalman濾波的新演算法，並對該演算法作了進一步的改進。
  18. The structure and character of deformable mirror were analyzed, and the conflict between the deformation band and the pitch of deformable cells was pointed out. the " two - time compensation " wave - front correct mode was introduced to settle that conflict. the method for allocating wave - front aberration and designing static corrector was found, and the " two - time compensation " wave - front correct mode was validated by simulation

    分析了變形鏡的結構特點，初步給出了變形鏡本身驅動單元數與校正量之間的制約關系；引入「二次補償」波前校正方案，解決了變形鏡校正量有限與高功率固體激光系統波前誤差起伏量大的矛盾，建立了波前校正對象優化分配、靜態校正器優化設計等細節過程所需要的方法，通過模擬模擬驗證了「二次補償」波前校正方案對于降低變形鏡校正量要求和放寬光學元件加工精度的作用； 5
  19. We highlight the key points of this dissertation at the end of this charter. in chapter 2, a modified projection transformation method is presented, which utilizes preliminary estimation of interference doa. it is demonstrated that the side lobe performance of adapted antenna patterns can be significantly improved with this method and increased convergence rate of adaptive algorithm when the array manifold is not known exactly

    針對投影預變換在大信噪比時性能下降的缺點，提出了一種改進的基於投影預變換自適應波束形成演算法，通過對陣列協方差矩陣進行降維處理，既可抑制擾動誤差又可降低運算量，增強陣列的sinr輸出，具有良好的波束合成性能和較快收斂速度。
  20. 3. based on the theory of analysis methods which include wavelet, wavelet packet and feedback adaptive kalman filtering, it is put forward a proposition combined with wavelet packet and feedback adaptive kalman filtering, in order to result comparative smooth to the signal tested when it is being relatively steady, and extreme strong traceability goal to the signal tested when it is taking place sudden change

    在分析動態小波濾波、小波包濾波和誤差反饋式自適應卡爾曼濾波方法的基礎上，提出基於小波分析反饋式自適應卡爾曼濾波方法，以實現當測定信號相對平穩時濾波結果較為平滑，而在測定信號發生突變時濾波器又具有極強跟蹤能力的目標。
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