circuit input filter 中文意思是什麼

circuit input filter 解釋
電路輸入濾波器
  • circuit : n 1 (某一范圍的)周邊一圈;巡迴,周遊;巡迴路線[區域];迂路。2 巡迴審判(區);巡迴律師會。3 【...
  • input : n. 1. 【電學】【自動化】輸入;輸入端。2. 輸入電路,輸入信號,輸入功率[電壓]。3. 放入物,投入的資金。vt. ,vi. 把(數據等)輸入計算機。
  • filter : n 1 濾器,濾紙,過濾用料[砂、炭等]。2 【無線電】濾波器;【物理學】濾光鏡,濾色器。vt 過濾,用過濾...
  1. 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。
  2. Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced

    本文首先論述了dc / ac逆變技術的應用前景及發展現狀。基於正激forward變換器的雙向電壓源型高頻環節逆變器電路結構,由輸入周波變換器、高頻變壓器、輸出周波變換器、以及輸入、輸出濾波器構成;雙向電壓源高頻環節逆變器電路拓撲族,包括推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式六種電路。
  3. Secondly the detection precision is only related to the synchronization phase but not to the amplitude of the mainline voltage because that it uses the optimized pulses synchronous with the mainline voltage as modulation signals. thirdly it decreases the requirement of the input low pass filter and eliminates the error resulting from the direct component and even harmonics of load current. the most significant merit is that it can eliminate the effect of a few low order odd harmonics and the detecting circuit is easy to be implemented

    模擬和實驗結果表明該方法的主要優點有:不需使用乘法器進行信號調制,調制信號採用與電網電壓同步的優化特定脈沖,其檢測精度只與同步相位有關,而與電網電壓幅值無關;降低了對輸入低通濾波器的通頻帶要求,直流和偶次諧波分量對檢測精度沒有影響;突出的優點是可以消除有限個低奇次諧波對檢測結果的影響。
  4. The circuit structure of this kind of converters is constituted of input cycloconverter, high frequency transformer ( high frequency storage transformer ), output cycloconverter, input and output filter

    這類變換器由輸入周波變換器、高頻變壓器(或高頻儲能式變壓器) 、輸出周波變換器、以及輸入、輸出濾波器構成。
  5. A g reat deai of tests showthat the power suppiy circuit, the ac current and voitage circuit, communication and the binary input circuit are the main routes for transient. the filter, three - terminal chip capacitor and the capacitor can be used in the lowvoitage power suppiy circuit ( 5v. + l - 15v and 24v ) to restrain the efts affecting thedigital system

    3提出在5v 、 + / - 15v 、 24v弱電電源迴路中,通過增加適用於弱電系統濾波器、 emi片狀濾波器以及在弱電電源端加入電容器等措施,可以有效地抑制瞬變騷擾對數字系統的影響。
  6. Thirdly, the range switch circuit and filter circuit are designed in the analog input channel. to realize the safe high speed acquisition, the interface circuits are separated from the function circuits, and the isolation power with high performance and digital isolator is used to restrain the common mode disturb and noise of the input

    3 .模擬輸入通道設計有量程切換電路和濾波電路,並且採用了屏蔽、浮置技術和磁耦隔離技術,使用了高性能的隔離電源和磁電耦合器,有效地抑制了輸入信號的共模干擾和噪聲,實現了安全、高速的數據採集。
  7. In analog input channel, the combination software filter is applied to obtain more credible data as possible, and median voting circuit module is adopted in output channel to gain accurate outputs

    在模擬輸入通道中採用中位值濾波和遞推平均濾波的組合演算法,來獲取盡可能可靠的輸入數據,在模擬輸出通道中則採用中值表決電路通用模塊實現正確的模擬輸出。
  8. According to the space vector modulation method of the equivalent structure of the ac - dc - ac transformation, the transformation relations of the matrix converter are deeply investigated. the ac - ac direct conversion control and the double - space - vector pwm scheme of the matrix converter are deduced, the four - step current commutation strategy of matrix converter is expatiated, the design method of input filter and over voltage protection circuit is analyzed, and the modeling and simulation of a three - phase matrix converter are implemented

    從等效交-直-交變換的空間矢量調制方法出發,深入分析了矩陣式變頻器的變換關系,導出了交-交直接變換控制規律和雙空間矢量脈寬調制技術,闡述了矩陣式變頻器的換流控制策略,分析了輸入濾波器和過電壓保護電路的設計方法,實現了矩陣式變頻器的建模和運行分析。
  9. In this system, a tunable fiber fabry - perot ( f - p ) filter is used to detect the changes of the wavelengths of the fbgs, then both the tunable control signal and the signal indicating the changes of the wavelength transmitted by an a / d electric transmission circuit are input into computer. the corresponding changes of the measurands can be obtained by filtering, analysising and processing the experimental data by using the computer information process system

    該系統採用可調諧光纖fabry - perot濾波法對fbg波長變化進行解調,通過a d轉換電路將調諧控制信號和波長變化的信號送入計算機並口,經過計算機信息處理系統的濾波,分析,處理,可得到相應被測參量的變化。
  10. In this system, a tunable fiber fabry - perot ( f - p ) filter is used to detect the changes of the wavelengths of the fbgs, then both the tunable control signal and the signal indicating the changes of the wavelength transmitted by an a / d electric transmission circuit are input into a high speed sampling card

    該系統採用可調諧光纖fabry - perot濾波法對fbg波長變化進行解調,通過a d轉換電路的調諧控制信號和波長變化的信號送入高速采樣卡,經過計算機信息處理系統的濾波,分析,處理,可得到相應被測參量的變化。
  11. Firstly, the input three - phase ac is converted into dc after it passes rectifier and filter circuit. secondly, the dc is changed into three - phase ac which frequency and value can be continuously adjusted. lastly, the output three - phase ac is supplied to load

    該實驗單元首先把輸入的三相交流電經整流濾波后變成直流電,然後把直流電逆變成頻率和電壓大小可調的三相交流電,供給三相對稱負載。
  12. Tdfc is mainly combined by two dfcs whose input ports are connected in series and the output ports of which are connected in parallel communing the same output filter. so the voltage stress of switch can be halved by utilizing this circuit structure

    本文以電力操作直流屏為背景研究了一種適應于高輸入電壓與輸出電壓、大功率場合的隔離式dc dc變換器,它是由兩個雙管正激變換器的組合得到的。
  13. One is for the equipment manufacturer to design a " hard " low - pass filter at the input of the circuit to supress anything above 20khz ; very few do this

    其一,器材廠家設計一種「硬」低通濾波器,將電端輸入所有高於20khz的信號濾掉(很少有人這么做) 。
  14. The circuit structure which can transfer one unregulated sinusoidal voltage with high thd into another regulated constant frequency sinusoidal voltage with low thd is constituted of input cycloconverter, high frequency storage transformer, output cycloconverter, input and output filter

    該電路結構由輸入周波變換器、高頻儲能式變壓器、輸出周波變換器以及輸入、輸出濾波器構成能夠將一種不穩定劣質的正弦交流電變換成另一種同頻率穩定的優質正弦交流電壓。
  15. Then novel circuit structure and circuit topologies family of current source ac / ac converters with high frequency ac link, based on flyback converter, are proposed. the circuit structure which can transfer one unregulated sinusoidal voltage with high thd into another regulated constant frequency sinusoidal voltage with low thd, is constituted of input cycloconverter, high frequency storage transformer, output cycloconverter, input and output filter. the circuit topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits

    本文提出了基於反激flyback變換器的電流源高頻交流環節ac ac變換器電路結構及其拓撲族,該電路結構由輸入周波變換器、高頻儲能式變壓器、輸出周波變換器以及輸入、輸出濾波器構成,能夠將一種不穩定劣質的正弦交流電變換成另一種同頻率穩定的優質正弦交流電壓;該電路拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式等四種電路。
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