擬矩 的英文怎麼說

中文拼音 []
擬矩 英文
quasi-moments
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 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
  1. Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated

    由於氣浮臺平衡調試方法和手段的限制,實驗過程中氣浮臺質心與轉動中心有一定的位置偏差,必將導致較大的重力干擾力,在辨識演算法的推導過程中,重點考慮了重力干擾力的建模和參數辨識問題,推導了氣浮臺的轉動慣量和重力干擾力辨識的擴展卡爾曼濾波演算法,並對演算法進行了數學模和全物理模驗證。
  2. Convergence of powers of quasi - convergent fuzzy matrix

    收斂模糊陣的冪斂性
  3. In order to test the usability and accuracy of this software, csm ( charge simulation method ) and mom ( method of moment ) are introduced

    )對cfa進行模和計算。為了驗證軟體的可用性和模精度,分別引入了模電荷法和量法。
  4. Then following reality constituent of engine and connecting component interface, a nonlinear signal cylinder engine model has been created, though fire interval and fire order, a control - oriented four cylinders engine is build. following dynamometer is seen as load, performance of engine is simulated and researched under the condition of constant torque and speed, validation of the math and simulation model have been confirmed by comparison result between simulation with test result of engine performance simulation software dyno

    按照發動機的實際組成,根據各部件的介面類型連接模型庫中的部件,建立了單缸發動機非線性模型,在此基礎上,依據發動機實際發火間隔和順序,建立了面向控制的四缸汽油機模型,並以測功器為負載,通過恆轉和恆轉速方式進行了發動機性能模和研究,模結果和發動機動力性能模軟體dyno測試結果的對比驗證了數學模型和模模型的正確性。
  5. It is an important half hardware - in - loop simulation equipment, which is often used to simulate the aerodynamic torque load on the missile rudder or elevon actuators in the flight

    它是地面半實物模系統中的一種重要專用設備,用來模飛行器舵機在飛行過程中所承受空氣動力力載荷。
  6. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: ( 1 ) .用自定義編碼方案,將數字和字母( ascii碼)轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換,得到原信息的加密灰度圖;通過4f光學系統計算機模和列印-掃描實驗,證明本文提出的「陣擴展法」灰度圖具有較小的誤碼率,對於20次列印-掃描實驗,誤碼率不大於0 . 0026 。
  7. As the single rectangular coil is the routine induction probe, the system is simulated based on the theory of a - v - a. the perfect induction field is studied. the corresponding relations between the slots and the field are also analyzed, as well as the measurement scale is given here

    )描述下交變磁場測量技術單形線圈激勵形式下的數值模模型,從場量檢測的角度出發,分析了無缺陷情況下該系統的電磁場分佈特性,以及有缺陷情況下缺陷與場分佈的對應關系以及缺陷檢測的數值范圍。
  8. Based on chaos circuit, this paper discusses two application modes, random rectangle wave oscillator and chaotic inflator and introduces intensively methods and their results of computer

    基於混沌電路,論述了兩種應用方式:隨機形波發生器和混沌振動器,並詳細介紹了計算機模方法和結果。
  9. During simulation of kinematic calibration of virtual axis machine tool, indirect method is used for measuring its position and orientation ; meanwhile jacobean matrix regrouping method is used instead of arduous optimization to avoid measurement noise maginification

    摘要在對虛軸機床進行運動學標定的模計算過程中,採用間接測量法對虛軸機床的運動進行間接測量,然後通過陣重構的方法來解決測量噪聲的干擾問題。
  10. The inverse kinematics of a space - based manipulator composed of three rigid bodies with prismatic joint are studied in the second chapter, and the jacobean matrix for space manipulator is derived by fully cartesian coordinates. a control method for space manipulator based on the resolved motion rate control concept is proposed

    為此結合系統動量及動量守恆關系導出了以完全笛卡爾坐標表示的系統運動jacobi陣,並在此基礎上研究了帶滑移鉸空間機械臂的分解運動速度控制方法,給出了計算機數值模算例,以此證明了該方法的有效性。
  11. This paper analyses the numerical simulation problems of the semiconductor devices deeply. a one dimensional pn junction diode is worked out satisfyingly by the recursive method with the matlab5. 3 software

    論文深入的分析了半導體器件的數值模問題,利用matlab5 . 3等計算機工具,用解三對角陣方程的遞歸演算法,實現了pn結二極體的一維求解,取得了比較滿意的結果。
  12. This paper adopts linear interpolation to deal with data of wind tunnel experiment for sample uav and realizes modeling and simulation of the sample uav with c language in common aerodynamics and moment coefficient

    本文採用線性插值處理樣例無人機風洞試驗數據,採用正常情況下的氣動力及力系數數學模型,並用c語言實現樣例無人機建模與模
  13. Combining the homogeneous matrix transformation theory of space mechanism and computer graphics, we raise the general principle and motion simulation ' s method of complicated mechanism, which is represented by spacial multipole structure of open chain

    通過將空間機構學齊次陣變換原理和計算機圖形學原理相結合,提出了以空間多桿開式鏈機構為代表的復雜機械繫統運動三維圖形模的一般原理和方法。
  14. Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc

    利用matlab及其附加軟體simulink ,通過建立模數學模型,綜合開環矢量方程(描述運動約束) 、數值模(在加速度已知時計算速度和位移) 、以及陣代數等來完成機器人動態模,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠定基礎。
  15. It is just the difficulty that the strongly correlated electron systems can not be studied by analytical methods, a variety of simulative numerical methods come out sequentially. there are a few typical methods such as the exact diagonalization ( ed ), the qutum monte carlo ( qmc ), the variation monte carlo ( qmc ), the renormalization group ( rg ), and the density matrix renormalization group ( dmrg ) and so on

    正是強關聯系統遇到了解析研究的困難,各種數值模方法才相繼出現,最典型的數值方法有:嚴格對角化( ed ) ,量子蒙特卡洛( qmc )模、變分蒙特卡洛模( vmc ) 、數值重整化群( rg )以及密度陣重整化群( dmrg )等。
  16. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模軟體和虛儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模激光場的動態建立過程。
  17. Embeddings of resolvable 4 - cycle systems

    中定型合的數值梯度方法
  18. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  19. The present findings of semi - rigid connections, the method for design of beam - to - column connections in the codes from china and other countries, and the character about semi - rigid connections, were briefly introduced in this paper. the simulated method of the m - r relation curve of semi - rigid connections, the computing equations about the initial stiffness and moment capacities of two kinds of top - seat angle connections, with and without double web - angle, were discussed

    本文簡要地介紹了半剛性節點的研究現狀、各國規范樑柱連接的設計計算內容和方法、樑柱連接的類型和半剛性連接的特性,探討了頂、底角鋼、頂、底角鋼帶雙腹板角鋼兩種半剛性連接的m - _ r特徵曲線及其合方法,頂底角鋼連接、帶雙腹板頂底角鋼連接初始剛度以及彎承載力的計算公式。
  20. Two kinds of interpolation algorithms are analyzed and concluded that the centroiding algorithm is better for star spot position estimation. the noise effects on the centroding are analyzed by numeric simulation, educes the noise rms model

    利用誤差統計理論,採用數值模的方法,分析了各種噪聲對心法質心計算精度的影響,推導整理了噪聲誤差模型。
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