measured signal 中文意思是什麼

measured signal 解釋
被測信號
  • measured : adj. 1. 量過的,合標準的;適度的。 2. 慎重的,仔細想[考慮]過的(話等)。3. 整齊的(步調等)。adv. -ly
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  1. Initial growths of disturbances are measured by means of hot - wire anemometry. due to the detected signals with low signal to noise ratio, the coherence function is used to eliminate background noise during data reduction

    在擾動增長的初始階段,信號的信噪比非常地低,根據相關譜分析方法,應用相干函數,將擾動信號有效地提取出來,測量了初始擾動的增長。
  2. In order to satisfy the veracity and the robustness against time - variable noise of the aoct, a new square root kalman adaptive filter arithmetic with time - variable noise statistic is presented in this paper. in addition, the wavelet analysis is applied to inspect the singularity of the measured current, and an adaptive signal - noise decomposer for aoct is designed

    為了滿足aoct自適應控制的準確性和時變噪聲魯棒性的要求,論文將kalman濾波理論引入到自適應濾波中,並應用矩陣理論提出了一種新的時變噪聲統計的平方根kalman自適應演算法。
  3. 4. feedback or measuring signal transmit output ma v pvout pvout output signal transmit output to forestage regulator or dcs system, makes system can monitor actual valve position or field measured value at any moment

    後者將數字儀表與模擬儀表集一體,同時對測量值及調節控制目標值或輸出量進行相對模擬量比例顯示,使參數顯示更為清晰直觀。
  4. The airborne electric resistance mapping technique, lies in the conversion of measured airborne electromagnetic field signal into apparent electric resistance value that reflects underground strata through inversion or graticule transformation technique

    摘要航空電阻率填圖是通過反演或量板轉換技術把測量到的航空電磁場信號換算成反映地下巖層的視電阻率值。
  5. The photomultiplier converts the light energy signal into an identical electrical signal that can be easily manipulated and measured.

    光電倍增管可將光能轉變成易於操縱或測量的電流信號。
  6. The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse

    採用前置電路將被測信號(電壓或電流)變換為小電壓信號,經過信號調理電路對信號進行程式控制放大和濾波后,通過tms320lf2407實現信號的數據採集、信息處理和計算,將測量結果通過液晶模塊顯示,還可經過rs232介面與計算機進行數據傳輸,做進一步的分析和應用。
  7. 3. passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack, which was driven by an electrical sine wave signal. the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain

    利用匹配濾波技術,分別採用無源和有源方式,藉助受pzt驅動的解調光柵,將待測應變信息變為時序負脈沖間隔的變化,利用常規的示波器觀測同一掃描周期中兩負脈沖在時域中間隔的變化來確定待測應變的變化。
  8. 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。
  9. When the neutron decay constant is measured in the zero power assembly, the dt external neutron measurement system ( scintillator photomultiplier tube detector st - pmt ) may provide trigger - signal and time correlationship

    摘要在零功率堆上進行了衰變常數測量實驗中,建立外中子源dt中子測量系統可以為物理診斷系統提供觸發信號和時間關聯信號。
  10. Abstract : with a view of time - varying characteristic of the v ibration signal measured on reciprocating machinery and a brief introduction to the wavelet analysis and a nonlinear wavelet denoising theory, the paper makes an approach, by taking an triplex pump widely used in heavy machinery as an exa mple, on the waveform feature extraction which reflects the various conditions o f reciprocating machinery with nonlinear wavelet denoising analysis method

    文摘:針對往復機械振動信號的非平穩時變特點,本文在簡述小波分析及非線性小波消噪理論的基礎上,以重型機械使用的三缸泵為例,研究了用非線性小波消噪方法提取往復機械狀態下的波形特性。
  11. 3. using the improved pas technique, the relative absorption spectroscopy of three ppharyngeal carcinomas cell ( sune - l, cne - l, cne - 2 ), relative absorption coefficient at the wavelength of 420nm of the three cells exposure to different x light quantity, are measured. the photoacoustic signal from the died cells is studied through dying the cells

    用改進的歸一化光聲光譜技術測量了三株人鼻咽癌細胞( sline - 1 , cne - 1 , cne - 2 )的歸一化吸收光譜系數以及這三株細胞在420nm處的吸收光譜系數對x光放射劑量的依賴關系,並用胎盤蘭對細胞染色,用以反映死細胞的光聲信號。
  12. In image - based, also called feature - based systems, the error signal is defined in terms of image features and is directly measured in the image coordinate system. therefore, computational costs are significantly reduced and the system becomes less sensitive to abstract errors in camera calibration and system modeling

    誤差信號按照圖像特徵來定義而且直接在圖像坐標空間來測量,因此可以大大降低計算量,而且系統對相機標定誤差和系統建模誤差不敏感。
  13. Industrial frequency traction current may interference fsk signal. the electric parameters of track circuit must be measured periodically to make sure whether track circuits and signal equipment run normally and to avoid accident

    定期檢測軌道電路的電壓、頻率等參數,以判斷軌道電路及其信號設備是否處于最佳工作狀態,可以及時消除隱患,確保鐵路安全行車。
  14. Let the measured bulky error be treated as sudden changing signal, utilizing wavelet transformation could conduct an accurate location on the error point by the use of wave let transformation an algorithm for eliminating data point with measured bulky error was presented, and a discussion was carried out on the selection of wavelet base

    摘要將粗大誤差作為突變信號,利用小波變換可以準確地對誤差進行定位,給出了利用小波變換去除粗大誤差數據點演算法,並對小波基的選取進行了討論。
  15. In this system, the closed loop is composed of velocity measurement machine used as velocity feedback and coder used as position feedback, the feed - forward signal of ship swaying is measured by rate gyro

    該系統用測速機構成閉環,作速度反饋,編碼器作位置反饋,速率陀螺測量並前饋艦船搖速度信號。
  16. The influence of swinging ship to los is analyzed in detail. the tracking precision of the shipborne tv tracker will be improved greatly when the feedforward signal otship swaying is measured by rate gyro

    本文詳細分析了艦船搖擺對視軸穩定的影響,通過理論推導和模擬分析論證了採用速率陀螺測量並前饋艦船搖速度信號將極大的提高艦載電視跟蹤儀的跟蹤精度。
  17. Statistics and analysis of amplitude domain parameters of the vibration acceleration signal measured during closing of the pump valve shows that, by using this diagnosis method, the feature information of the pump valve failure can be extracted effectively, and the failure information features are rather obvious

    通過對測取的三缸泵閥箱上泵閥關閉過程振動加速度信號的幅值域多參數的統計分析證明,採用振動信號幅值域多參數診斷法可有效提取泵閥失效故障的特徵信息,且故障信息特徵非常明顯。
  18. It can automatically match rotational speed generator, electromagnetic rotational speed sensor and electromagnetic turbine flowmeter. moreover it can adapted measured signal that is 1v ~ 300v voltage and 1hz ~ 2500hz frequency

    能自動匹配測速發電機、電磁式測速傳感器和電磁渦輪流量計,適應電壓峰峰值從1伏以下至300多伏、頻率從1hz以下至2500hz以上的被測信號。
  19. A potentially feasible method is the use of a chaotic system ' s high sensitivity under condition to detect weak signals, which is quite different from all present methods. fixing parameter of components in a nonlinear circuit, chaotic orbits change with the measured signal. a distance has been defined

    利用混沌系統的初值敏感性進行小信號測量是一個很好的有應用潛力的方向,它的測量原理與現有的測量原理完全不同,其基本思想是將待測信號作為混沌系統的初值,在參數不變的條件下,利用混沌系統的初值敏感性,使混沌軌道隨待測信號的變化而變化,定義軌道距離,通過測量軌道距離的變化即可測得該小信號。
  20. Through research on principle and approach, this paper puts forward three new methods in power cable fault location. the first method is based on wavelet reconstruction, and the measured signal which is the difference between the faulty and sound phase current under the high voltage pulse excitation, is transformed using wavelet, and the high frequency component is reconstructed at single scale

    基於小波重構的電纜故障測距方法採用脈沖電源作用下故障相與健全相的電流差作為測量信號,利用小波變換對其作多尺度分解,然後對信號在高頻下進行單支重構。
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