波形發生 的英文怎麼說
中文拼音 [bōxíngfāshēng]
波形發生
英文
wellenform erzeugen-
The new general signal source, represented by arbitrary wave generator, is widely used in the mordern testing field
以任意波形發生器為代表的新型通用信號源，是現代測試領域內應用最為廣泛的通用儀器之一。Thirdly, in the environment of labview, several kinds of vis used for sensor signal test are designed, including wave generation, time domain measurement, filter disposal, frequency analysis, etc. after that, wavelet analysis in the application of one - dimensional signal de - noise is studied, threshold and translation invariance wavelet de - noise are realized, and wavelet de - noise vi for zero drift signal of the fiber optic gyro in fcs is designed using labview
接著，在labview環境下開發了多種用於傳感器信號測試的虛擬儀器，具有波形發生、時域測量、濾波處理、頻譜分析等多種功能。隨后，研究了小波分析在一維信號消噪中的應用，實現了labview環境下的閾值法和平移不變量法小波消噪，並利用labview設計了飛控系統中光纖陀螺零漂信號的小波消噪儀。The steering control electronics of the satss uses an 80c196kc microcontroller, a sa8282 spwm generator, and a 19 - bit resolver digital converter ( rdc )
系統的主控單元為intel80c196kc單片機，採用sa8282spwm波形發生器和19位精度的rdc軸角/數字編碼器。This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop
電網不平衡時，基於電網平衡為約束條件設計的三相vsr將出現不正常運行狀態，比如三相vsr交流電流中出現負序分量，使交流電流嚴重不對稱；直流電壓和交流電流中出現非特徵諧波分量，使直流電壓和交流電流波形發生嚴重畸變；三相vsr從電網吸收不平衡的瞬時功率等一系列問題。Based on the dds technology, the waveform generator first stored data in high speed ram, then used dac to synthesize waveform by the data. many waveforms could then be generated easily. besides, the wave generator could get high performance on frequence resolution and stability, phase continuum, relative bandwidth etc. the dds technology was widely used in frequence synthesis field
基於dds技術的波形發生器以高速存儲器作為波形數據查找表、通過高速d / a轉換器對存儲器的波形進行合成，可以靈活產生多種波形，同時具有頻率解析度高、頻率穩定性好、頻率轉換快、相位連續性好以及相對帶寬較寬等特點。It has wide frequency width and high frequency relution. the maximum output frequency can get to 80m and the highest frequency relution can get to 1 u hz, the waveform memory is 64k. it has the important reference value for three classical structures - pc bus card, stand alone, vxi module
該任意波形發生器不僅能產生正弦波，方波，三角波等常用的標準信號，還可根據用戶的需要生成任意波形，具有寬頻帶，高的頻率解析度等特點，其波形最高輸出頻率可達80m ，頻率解析度可達1 hz ，波形最大存儲深度為64k ，對于目前三種典型的任意波形發生器的結構? pc總線插卡式，獨立儀器， vxi模塊都有重要的參考價值。Supplier of component instrumentation for power measurement and both mobile and stationary equipment. products, about company and contact information
-致力於測試與測控技術的開發應用，主要生產數字多用表數字化儀計數計時器波形發生器以及臺式儀等。The widely applications of nonlinear instruments have produced many high order harmonics, they are flowing into the power network and greatly influence the quality of electric power. and the frequency is n ' t constant but changed around 50hz
電網中非線性設備的使用日益增多，所產生的高次諧波電流大量注入電力線路中，使得電網電壓、電流波形發生畸變，同時電網頻率並不是固定不變的，而是在50hz附近波動。In the fourth chapter, the application of multiplex pwm generator is researched
第四章將多路輸出pwm波形發生器進行了應用的研究。According to the principles of piezoelectric smart concrete structure health monitoring, a mathematic model of monitor system for static performances is discussed. then, the virtual waveform generator based on dds is designed using a data acquisition card and a pc to supply multiform excitation signals to piezoelectric elements in experiment. the theoretical analysis and experimental research demonstrate the performances of the waveform generated by the virtual instrument
為了給壓電元件提供多種類型的激勵信號，根據直接數字合成原理，設計了利用數據採集卡和計算機實現dds波形發生的虛擬儀器，並對生成波形的各方面性能進行了理論分析和實驗研究，從理論和實驗兩個方面分析了這種波形發生方式所能取得的效果。The awg model as es14v21 has passed authentication in beijing in apl. 2003, it is equal to the world level in later of 90 ' ages
型號為es14v21的vxi任意波形發生器已於2003年1月通過了設計定型鑒定，總體上相當于國際九十年代後期的水平。The software exploitation of vxi arbitrary waveform generator is the main aim of this task. it includes soft panel and arbitrary waveform editor ( awe )
本課題的主要任務是vxi任意波形發生器應用軟體的開發，包括軟面板和波形編輯器。Digital waveform generator which use dds ( direct digital synthesize ) technology has many merits like high frequency resolution, good stability and easy to generate signal
基於dds技術的數字波形發生器具有頻率解析度高、穩定性好、可靈活產生多種信號的優點。The agilent technologies 33250a function arbitrary waveform generator uses direct digital - synthesis techniques to create a stable, accurate output on all waveforms, down to 1 hz frequency resolution
Agilent 33250a函數任意波形發生器使用了直接數字合成技術，可在所有波形上產生頻率解析度達The non - ideal bemf waveform of bldcm is often caused by two facts. one is that the platform width of bemf waveform is less than 120 ; the other is the cogging harmonics existed in the bemf waveform
非理想反電動勢波形的無刷直流電機有兩種情況，一種是反電動勢的梯形波的平頂寬度小於120 ；一種是由於磁場分佈受齒槽的影響，反電動勢存在齒諧波，使其波形發生畸變。The configuration that uses ieee - 13 94 to control a vxi system is introduced. chapter 2 describes the resource manager application of message - based device 13 94 - vxi controller and the mechanism of register - based device arbitrary waveform generator ( awg ). the key technology of interface circuit and direct digital synthesis in awg module is discussed explicitly
本文先對vxi總線技術進行了概略的介紹，在此基礎上，對一具體的vxi寄存器基任意波形發生器模塊進行展開，介紹了任意波形發生器模塊與vxi機箱背板總線通訊的介面電路部分及波形發生機理的核心部分的直接數字合成技術。Problem relating to design of high speed board and electro - magnetic compatibility ( emc ) in this module is analyzed also. hardware performance and the ability of anti - interference are improved effectively to satisfy with the requirements of awg
同時，本文對高速電路板設計和電磁兼容性作了一定分析，並針對波形發生器的要求，採取了相應的措施和技術，有效地提高了硬體性能和抗干擾能力。In order to the requirement of the full - bridge shift - phase control it designs the pwm wave engender which bases on epld. the pwm wave engender improves the static precision and dynamic speed of the whole control system
為滿足單相全橋移相逆變器的軟開關工作條件，本文重點開發研究了由epld構成的pwm波形發生器，使得整個控制系統的控制精度和動態響應速度大大提高。Arbitrary waveform generator can satisfy people ' s demand, because it can produce not only standard signals but also complicated signals expediently
摘要任意波形發生器不但可以輸出標準信號，而且可以方便地產生復雜波形，以滿足人們的需要。The designing of multi - waveform generator based on the d a conversion technology
模變換技術的多種波形發生器的設計分享友人