輸出環路 的英文怎麼說

中文拼音 [shūchūhuán]
輸出環路 英文
loop output
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
  1. Contrapose to the instability of the third - order charge - pump pll system, the loop optimization method is employed in system level design to decide the bandwidth and phase margin, therefore the loop bandwidth locates at the maximum phase margin to guarantee the stability of the system. according to tsmc 0. 35 m sige bicmos model, the sub - circuits in the designed pll and the whole system are simulated and verified by the cadence spectre

    5 .根據tsmc0 . 35 msigebicmos工藝模型,利用cadencespectre模擬軟體對所設計的電荷泵鎖相中各個模塊及整個系統進行了模擬模擬,模擬結果顯示,在1 . 5v電源電壓下,頻率為200mhz的參考入信號,中心頻率為800mhz ,分頻電採用4分頻,帶寬為10mhz ,捕獲時間大約為0 . 92 s ,功耗大約為15mw ,達到了設計指標。
  2. In this paper, a kind of output current feed - forward circuit is added into the input of the current loop. by adding this compensatory circuit, the output character of the inverter is improved greatly

    本文還研究了一種提高逆變器電壓外特性的思,通過將負載電流正反饋給逆變器的電流入端,從而達到提高電壓的外特性的目的。
  3. Contraposing the measurement principle of the traditional hotwire air mass flowmeter, the reason of the excursion of the result for flow measurement was analyzed and inferred when environment temperature changed ; the method for temperature compensation and the realization circuit was given ; and compared the theory output of the new type hotwire air mass flowmeter with its real output after temperature compensation

    摘要針對傳統型熱線式空氣質量流量計的測量原理,分析和推導境溫度變化時對流量測量結果產生偏移的原因;提了一種境溫度的補償方法和具體的實現電;並對經境溫度補償后的一種新型熱線式空氣質量流量計的理論和實際進行了計算與比較。
  4. The theories and design principles of each circuit of the spwm three - phase frequency inverter experiment unit are in detail introduced in this thesis. at the same time some experiment results are shown that include the output voltage and current waves when the load is in resistivity, inductivity or asynchronous motor

    文中詳細介紹了spwm三相變頻實驗單元所包含的各電節的理論基礎及設計過程,並給了調試結果,如負載為阻性、感性和異步電動機時,實驗單元的電壓和電流波形。
  5. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給了模擬結果,同時討論了碼元同步定時誤差對鎖相工作的影響並根據流星通信中使用變速率傳時鎖相的載波同步性能進行了測試;然後在基於軟體無線電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。
  6. It is discoverde that with a looped feedback circuit, the dds acousto - optic mode locking has the function of tracking the frequency interval of the laser resonator longitudinal mode, and stabilizing the quality of the laser beams

    Dds聲光鎖模器在增加閉反饋后,可以跟蹤激光諧振腔縱模頻率間隔變化,穩定激光光束質量。
  7. 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節逆變器電結構,由入周波變換器、高頻變壓器、周波變換器、以及入、濾波器構成;雙向電壓源高頻節逆變器電拓撲族,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
  8. For the purpose of boosting voltage, because of the effect of the load r on q, the proposed close - loop control method is the best choice to ensure the stable output voltage

    當利用諧振網提升整機電壓時,由於負載r對q值的影響,因此必須採用所提的閉控制方法才能保證良好的穩壓功能。
  9. Based on the study of transferring characteristics of the lcc - type resonant voltage, the parameter combinations, which make widths and magnitudes of voltage pulses of resonant network adjustable, arededucedo when the following requirements are met : fn > 3, k > 3 or cp / cs > 8, the above circuit is of natural voltage - stabilized characteristics, thus open - loop control method for bucking voltage is presented and the experimental results verify that the method is feasible.,

    實測整機在額定負載時效率達到88以上。在研究lcc諧振網電壓傳特性的基礎上,推導滿足可變寬度和幅度的諧振網電壓脈沖列的參數組合。設計f n 3 、 k 3或c _ p / c _ s 8時,諧振網具有自然穩壓特性,因此本文提並實驗驗證了一種整機為降電壓時的開控制策略。
  10. With the setting of the peculiar conditions, we contribute the above system model for the first time to a kendall model, i. e. / l, : the size of buffer 1 / fcfs ( for same kinds of cells ) / l2 : the size of buffer 2 / non - prevail pr ( for different kinds of cells ) we resolved the model by " state transfer " method

    在設定工作境及條件的基礎上,本論文首次為該系統模型建立了肯達爾排隊模型。即:並運用狀態轉移方法進行了解析。最後的模擬實驗數據表明優先級調度入?線群多通道atm交換系統模型較好地改善了hol阻塞,提高了入排隊atm交換網的性能。
  11. There are many ways of modulating signal about bpsk such as castas loop, square loop, etc. usually the carrier wave is put forward firstly, then the purified carrier wave is used to demodulate the output data ( all these things are usually completed in the same loop ). these methods have their strong points but at same times, it is difficult to design and achieve these ways

    有關bpsk調制信號的解調方法很多,例如castas,平方等,這些方法一般都是先提取載波,然後用提純的載波去解調的數據(大都在同一個內完成) ,這些方法的優點是顯而易見的,但是在某些條件下,這些方法的設計和實現卻很困難。
  12. We discuss the formation of the unidirectional links and their influence on the manet routing protocols such as dsr, dsdv, aodv. solutions are given to overcom e the problems, we analyze some of they and point out their limitations. in the third part, we show a new on - demand routing strategy supported unidirectional links, it use the two circuits route search algorithms to establish the route from the source node to the destination and backward with directions ; it transfer the route error messages from the backward positions to the forward positions one by one ; it apply the packet encapsulation technique to forward the packets through the unidirectional links and introduced the circuit path to transmit information from the forward node to the backward node

    接著,指在移動自組網境中,單向鏈的普遍存在,分析了它的產生原因、它對目前協議棧的影響;然後,我們給了一種按需由的自組網單向鏈由演算法,它只有在需要徑的時候才維護由,使用二循由尋徑演算法以建立節點間的徑,使用逐跳逆向傳遞的方式報告由終斷,使用封裝廣播的方式沿單向鏈正向傳,使用報文封裝方式支持單向鏈下游節點向上游節點傳遞信息。
  13. This paper introduces a project based on code division multiplexed that is used to realize four el channels ' s wireless transportation. after briefly introducing the whole structure of the device of transportation, this paper introduces mainly implemention of the hardware. futhermore, the discussion concerning the selection of principles in code acquisition and the threshold setting of code acquisition on continous pilot in the receiving unit is given. at the same time, the methods about how to design the parameters of dll is introduced in this paper. in addtion, how to solve the actual problems in debugging the hardware is also provided

    本文提了一種基於碼分復用技術的四e1數據擴頻無線傳設備的實現方案。在介紹整個擴頻數傳設備實現框圖的基礎上,重點介紹了硬體平臺的實現;接收單元捕獲策略的研究及其捕獲門限的確定方法;以及接收單元dll參數設計方法;並給了調試過程中遇到的實際問題及其解決措施。基於調試所遇到的問題,論文的最後提了這套數傳設備的改進方案。
  14. The diploma project researches the three - coordinate nc system of the boring and milling machine. the system must depend on the hardware - ipc ( industry personal computer ) and on the windows software. the hardwares have the framework of embedding nc in pc, which means that the hardware is composed of ipc, the intelligent sport control card ( pcl - 839 ) and the i / o card ( pcld - 782 / 785 ). we research the nc system based on the operating system of dos and develop it into the nc system based on the operating system of windows2000. the new nc system will do better for the three - coordinate nc machine tool than the old one

    本文是以本學院自行研製開發的印製電板鉆銑床為研究對象,以工控機為硬體平臺,以windows為軟體平臺,硬體系統採用「 nc嵌入pc式」結構,即運用現有的工控機+運動控制卡+數字量卡的基本結構,把機床控制系統開發成基於windows境下的數控系統,代替原有的基於dos操作系統下的控制系統,從而實現對三坐標數控鉆銑床的控制。
  15. A kind of capacitor sensor to make computer - based measurements to level angle is designed. it is with the aid of artificial neural network that we can non - linearity map the level angle with the output values regarding to the changing environmental conditions

    利用電容式傳感器實現水平偏轉角度的計算機檢測,在考慮境條件變化的情況下,利用人工神經網實現偏轉角與量值的非線性映射。
  16. Abstract : a kind of capacitor sensor to make computer - based measurements to level angle is designed. it is with the aid of artificial neural network that we can non - linearity map the level angle with the output values regarding to the changing environmental conditions

    文摘:利用電容式傳感器實現水平偏轉角度的計算機檢測,在考慮境條件變化的情況下,利用人工神經網實現偏轉角與量值的非線性映射。
  17. The signal sampling circuit fulfill the tasks of sampling signal and changing the double polarities signal to the single polarity signal ; the drive circuit receives the pwm signals from dsp and pass the signals to ipm through optical - couple devices ; the protective circuit safeguard the system against high current, high voltage, low voltage and high temperature on the ipm model

    其中信號處理電主要完成採集電流和中間直流節電壓信號,並對採集到的電流信號進行極性變換處理的功能;驅動電接收dsp的高頻驅動信號,通過耦合器件直接驅動ipm模塊;保護電利用採集到電氣信號對整個系統實施保護,包括過電流、過電壓、欠電壓、 ipm模塊過熱等。
  18. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一4 20ma模擬信號電流來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電設計、操作鍵盤設計、電源監控電設計、電壓基準電的設計。
  19. So it becomes the most competitive new type of gyroscope. the interference fog is in the application process. the resonance fog needs shorter fiber or waveguide to realize the same sensitivity, comparing with the interference fog it can realize integration in silicon planar waveguide module and integration of ring cavity, input and output optical circuits and modulator in single chip of planar waveguide

    與干涉式光纖陀螺相比,為達到同樣的靈敏度,諧振式光學陀螺需要的光纖或波導長度要短幾十倍,並可以進一步實現將形腔、、調制器等集成在單片平面波導上,特別適合於研製微型光學陀螺。
  20. The resonation fog needs shorter fiber or waveguide to realize the same sensitivity, comparing with the interference fog. it can realize integration in silicon planar waveguide module and integration of ring cavity, input and output optical circuits and modulator in single chip of planar waveguide. it fits the rmog very much, which stands for the trend of miniaturization of gyroscope

    干涉式光纖陀螺已經進入實用化階段,與干涉式光纖陀螺相比,達到同樣的靈敏度,諧振式光學陀螺需要的光纖或波導長度要短得多,可以實現將形腔、、調制器等在單片平面波導上的集成,特別適合於微型光學陀螺( rmog ) ,代表將來陀螺小型化的發展趨勢。
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