正常矢量 的英文怎麼說

中文拼音 [zhēngchángshǐliáng]
正常矢量 英文
normal weight
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 矢 : Ⅰ名詞1. （箭） arrow 2. （尿） excrement; dung; feces 3. （姓氏） a surname Ⅱ動詞（發誓） vow; swear
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 正常 : normal; regular; average
  1. These three vectors are noncolors, but are often referred to inappropriately as nonreal colors.

    這三個矢量是非顏色的，但通常又不很恰當地稱它們為非真正顏色。
  2. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空間電壓矢量控制策略進行分析，提出了給定參考矢量所在區間判斷的簡化方法，以及電壓矢量作用時間的求取方法；分析了電流滯環控制策略，推導出開關頻率與滯環帶寬以及整流器輸入電感之間的關系；應用瞬時功率理論分析pwm整流器功率控制原理，通過虛擬磁鏈估計有功功率和無功功率，用matlab實現了直接功率控制，並驗證了該控制方法的正確性。
  3. Using dsp of ti inc. - - - - - - - tms320f240 this thesis develops a general ac variable - speed system, and then carries out the research on various new control strategies for induction motor based on it. this paper explains sine pulse width modulation ( spwm ), space - vector pulse width modulation ( svpwm ), and new pulse width modulation method - hybrid space vector pulse width modulation ( hsvpwm ) aiming at a inherent problem of dead time in the common pulse width modulation

    本文闡述了正弦脈寬調制（ spwm ）控制技術；電壓空間矢量（ svpwm ）控制技術；以及針對常用脈寬調制方法中存在的一個固有問題? ?逆變器開關器件死區時間的影響，提出了一種新的脈寬調制方法：混合空間矢量脈寬調制控制技術。
  4. In rotor flux orientation control, rotor time constant t2 is a key issue of high performance vector control technology

    在轉子磁場定向異步電機矢量控制系統中，正確的轉子時間常數是高性能矢量控制系統的關鍵。
  5. What the practical problems is often gotten is a single variable time series which has a time interval of t, reflect by a lot of interactive physics factor, containing the mark of all variates participating in movement, traditional time series analysis is to analyse going from this array to the form directly it ' s time develops, one dimension analysis loses useful information, the characteristics of phase space reconstruction method is to construct one dimension scalar quantity to high dimension vector, prop the geometry space of the state, show all dynamical information of system in phase space. the characteristic that just constructs again according to the phase space in this text, analyse the time series of responding, use the relevant knowledge of symbol dynamics and reconstruct phase space, put forward a kind of relation degree analysis method of the systematic mathematics model which has theory basis, so reach the correction of calculation mathematics model, make it accord with the actual systematic state

    實際問題中常常得到的是一個時間間隔為t的單變量的時間序列，它是許多物理因子相互作用的綜合反映，蘊藏著參與運動的全部變量的痕跡，傳統的時序分析是直接從這個序列去形式地分析它的時間演變，一維分析必然喪失許多有用信息，相空間重構方法的特點是把一維標量數據構造成高維矢量，支起狀態的幾何空間，在相空間中展示系統全部動力信息。本文正是根據相空間重構的特點，對響應時間序列進行分析，利用符號動力學、重構相空間等方法，提出一種有理論依據的系統數學模型關聯度分析方法，從而達到修正計算數學模型，使其更符合實際系統狀態的目的。
  6. The quality of reconstructed surfaces is related to many factors, such as quality of original data and surface fitting strategy, surface post - processing, and so on. in this thesis, the relative techniques of high quality surface reconstruction and surface interrogation based on triangular mesh are studied in depth. the main contents are as follows : ( 1 ) typical mesh smoothing schemes are analyzed

    本文對基於三角網格模型的高質量工程曲面重建及曲面光順性分析的相關問題進行了研究，主要內容包括: （ 1 ）在對現有幾種常用的三角網格模型光順演算法進行分析比較的基礎上，結合圖像處理中的kuwahara濾波以及雙邊濾波思想，提出了基於法矢修正的三角網格模型光順演算法。
  7. Monthly normals of vector mean wind at standard levels at 00 utc 1961 - 1990

    協調世界時零時各標準層的正常月平均矢量風1961 - 1990
  8. Based on existing adjustment algorithms, a improved normal adjustment algorithm is put forward and impleme nted, which greatly improves the speed of computation. by referring to some classical fairing approaches, a new algorithm of data point denoising is designed on the basis of the modified normal of points. this method obtains perfect effect with the original features preserved entirely compared with other methods of conventional smoothing

    在法矢估算的基礎上，提出了一種基於測量點法矢修正的散亂點雲數據平滑處理方法，該方法通過對特徵區域和非特徵區域採用不同的法矢修正策略，使平滑后的點雲既達到了非常光滑的效果，又保持了點雲的形狀和特徵，甚至修正不理想特徵。
  9. According as the base principle of digital video motion parameter estimating, placed emphasis on discussing the block - matching method in motion estimation, gave a intact n - search method, simulated in computer according to the s - vga standard of digital video, and got a accurate motion vectors

    依據數字視頻運動參數估計的基本原理，重點討論了運動參數估計中最常用的塊匹配法，給出了一個完整的n步搜索法方案。以數字視頻演播標準s - vga為標準，採用計算機模擬得到了正確的運動矢量。
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