real-time waveform 中文意思是什麼

real-time waveform 解釋
實時波形
  • real : adj 1 真實的，真正的 （opp sham ） 實際的，現實的 （ opp ideal） 事實上的，實質上的 （opp nominal...
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  • waveform : 波浪形態
  1. It analyses the principle and methods of waveform reconstruction of the data acquisition module under double a / d parallel time - interleaved real - time sampling mode and random sampling mode. it also illustrates the flow of the monitoring software and the application of fpga technology in this design

    主要分析了雙a / d分相數字化實時采樣方式下和等效時間隨機采樣方式下採集模塊的工作原理及波形重建的方法，並簡單介紹了監控軟體流程及fpga在本設計中的應用。
  2. The conclusions from this research include : ( 1 ) the real part mainly effects the delay time between two peaks of gpr signal, the larger the real part, the longer the delay time. ( 2 ) the imaginary part mainly affects the peak amplitude of gpr waveform except that from pavement surface, the higher the imaginary part, the lower the peak amplitude. ( 3 ) the neglect of imaginary part of dielectric will increase the analyzing error obviously when it is higher

    分析了路面結構層材料介電常數實部和虛部對雷達電磁波反射信號的影響，並得出以下結論： （ 1 ）介電常數的實部主要影響雷達反射波的時延，實部越大，時延越長； （ 2 ）虛部主要影響除路表反射波幅之外的其它結構層界面的反射波波幅，虛部越大，反射波幅越小； （ 3 ）當介質介電常數虛部較大時，忽略虛部將給分析結果帶來明顯的誤差； 3
  3. In this paper, researching and producing on current waveform control system of inverter carbon dioxide welding machine is given. the overall plan, the design of hardware structure, the programming and debugging of software is described in detail. the bang - bang and alterable structure discrete pid synthetic control algorithm are used to modulate the width of pwm signal in real time, to acquire the fiat character by driving and controlling the opening and shutting time of igbt, the technology of " double impulse " is adopted to realize electric current waveform control

    本文介紹了逆變波形控制co _ 2焊機控制系統的研製，詳細闡述了總體方案的制定、硬體研製及軟體的編寫與調試，採用變結構、離散型pid + bang - bang復合控制演算法、實時調節輸出pwm信號的脈沖寬度，驅動控制用於逆變的大功率開關管igbt的開通與關斷時間，獲得逆變焊機平外特性。
  4. For handling the interference from complex environment, this thesis presents a kind of real time on - line monitoring system. the main works include : 1. by consulting a lot of related documents, analyzing the time domain waveform, frequency - domain waveform and various detecting ways

    圍繞此解決方案主要完成了以下主要工作： 1 ）閱讀了國內外大量相關文獻，透徹分析了局部放電和各種干擾信號的時域、頻域的波形特徵，並對各種檢測手段進行了分析。
  5. One - cycle control technique is conceived to control the duty - ratio d of the switch in real time such that in each cycle the average value of the chopped waveform at the output diode of the switch rectifier is exactly equal or proportioned to the control reference. it can eliminate automatically instantaneous error in every one cycle and the error belonging to the former cycle ca n ' t be brought to next cycle

    單周期控制技術的基本思想是控制開關的占空比，在每個周期內強迫開關變量的平均值與控制參量相等或成比例，它能在一個開關周期內自動消除瞬態誤差，前一周期的誤差不會帶到下一周期。
  6. On the basis of fault classification, the output voltage waveforms are divided into sub - waveforms by the counts of rectifier voltage pulse waves, then the sub - waveforms are further classified by real time measurement of voltage, taken from sub - waveform sampling points ' average values and standard deviations, thus tin fruit waveforms can be described by pattern vectors

    在對各種故障進行分類的基礎上提出根據整流電壓的脈波數將輸出波形分段，通過即時監測各波段電壓采樣均值和標準差，對各段電壓波形進行分類，從而將故障波形用模式向量表示。
  7. The software system is developed based on visual c + + 6. 0 and microsoft access. the database function is achieved by adopting the database accessing technology of mfc odbc. the software consists of main interface module 、 data acquisition module 、 data analysis module 、 database operation module and report forms print module etc 。 many functions are realized in the software, for example, data acquisition and waveform real time display 、 the display and storage of the detecting result

    硬體部分可以對傳感器性能進行獨立的初步檢測，可以對傳感器常見問題進行判別;軟體部分是在硬體設計的基礎上，使用visualc + +軟體作為開發平臺，結合mfcodbc數據庫開發技術，編制了對傳感器信號進行分析處理的軟體工具，它主要包括主界面模塊、數據採集模塊、數據分析模塊、數據庫操作模塊及對檢測結果報表列印模塊等。
  8. The software of the device is developed using delphi 5. 0 environment, which can control the data acquisition, monitor signals and show the real - time waveform. the software start recording data in fault and calculate the fault site then, which has built database and make the device a rounded system

    採用delphi5 . 0環境編程，完成工控機對數據採集卡的控制，實時監測、顯示電壓電流波形，故障時啟動錄波，進行故障測距，建立了故障數據庫，使測距裝置成為一個完整系統。
  9. Software based on pc controls signal source, can change different signal parameters in real time to generate arbitrary waveform

    而基於pci總線的波形發生器可以實現實時的波形參數調整，已達到任意波形輸出的功能。
  10. In chapter three, the thesis gives a comprehensive analysis to the real - time problem of data acquisition under multitask operating system, the influence of data acquisition speed on the acquired data, and the communication between ipc and waveform generator are analyzed respectively in detail

    第三章介紹了計算機數據採集的常用方法，分析了windows操作系統的運行機制給實現實時數據採集造成的困難。經過充分調查，分析比較了各種解決途徑，根據實際的硬體系統提出了解決數據採集實時性的方案。
  11. In this paper, the real - time detecting method for harmonic current need only that the constructed voltage system be in step with the real voltage system ( which can be obtained by cross - zero detection to voltage waveform ), meanwhile, we have testified in concerned chapter that the phase is not important for the constructed voltage system

    本文所提出的諧波電流實時檢測方法，其前提只是要求構造系統與原有電壓系統同步（這可以通過對電壓波形的過零檢測來實現） ，而對于構造系統的相位卻沒有嚴格的要求，本文並在相應位置給予了其證明。
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