放電定時電路 的英文怎麼說

中文拼音 [fàngdiàndìngshídiàn]
放電定時電路 英文
discharge timer circuit
  • : releaseset freelet go
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 放電 : [物理學] (electric) discharge; electro-discharge; discharging
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. Using domestic strained integrated resistor as weighing sensor, at89c52 single chip as control unit, combined with arithmetical magnification, analogtodigital conversion ( a / d ), real time clock, liquid crystal display ( lcd ), and series communication interface, a minitype automatic weighing lysimeter is developed. that made measurement of evapotranspiration become conveniently and effectively in studying on water use of crops

    為了方便、有效地測植物的蒸散,為水分利用研究提供價廉物美、簡單易用的儀器,本研究利用國產的集成阻應變式稱重傳感器,採用at89c52單片機作為控制單元,結合運算大、模數轉換、實鐘、液晶顯示、數據存儲、串列通信等外圍介面,研製了小型自動稱重式蒸散儀。
  2. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模數轉換器的各種參數的意義,以及一階sigma - delta調制器和高階sigma - delta調制器的原理;給出解決高階單環sigma - delta調制器不穩性的方案,引入級聯結構調制器,特別針對級聯結構調制器中的失配和開關容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器,調制器採用全差分開關實現;同對整個調制器的各個模塊進行了設計,包括跨導大器、開關容積分器、量化器、兩相非交疊鐘等,並利用hspice和spectre模擬工具對這些進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制器進行行為級模擬。
  3. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確了以二元調寬脈沖再平衡測試迴為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩性,同設計了系統的校正網;分析了二元調寬脈沖再平衡測試迴的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置大、帶通濾波、交流大、相敏解調、脈寬調制、頻標以及力矩流發生器等測試系統各部分硬體,驗證了的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  4. " electronic 1c chip drawing system " provides many functions such as " modify the position of the component ' s diagram " " modify the color of the component ' s diagram " " magnify and minify the component ' s diagram without distortion " " change the type of drawing line " " edit some physical properties of the component " " copy and paste diagram of one component " " delete one or more component diagrams " " move more than one components " positions " " change the z _ order of the diagram, set it to back or bring it to front " " save the drawing of the electronic components to one file and the file extension name is *. brd " " print the drawing ". users can finish all these functions easily by clicking and dragging the mouse

    板元器件繪制系統主要完成了使用鼠標拖拽、鼠標點按的方式繪制板上各種常見的元器件圖形;編輯板上元器件圖形的位置;編輯元器件圖形的顏色;不失真的對器件圖形進行大和縮小;編輯元器件圖形的線型;編輯板上各個器件的物理屬性(比如阻的阻值大小、容的容量大小、額壓等) ;復制已經繪制出的板上的器件;粘貼剪貼板上的器件;刪除單個或多個已經繪制出的器件圖形;同改變多個器件圖形的位置;改變繪制區內各個元器件的zorder順序,也就是可以將層疊在一起的圖形置前或置后;把繪制的板器件圖保存到指文件中;能打開、查看和修改保存的板器件圖;列印板器件圖。
  5. Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed

    其後,在具體的子adc設計中,對比各比較器類型的優缺點,並基於預大鎖存快速比較理論,提出一種新型高速低功耗預大鎖存比較器拓撲;根據adc系統所允許的參考壓最大波動限制,在回饋噪聲對輸入參考平的影響和功耗之間折衷,確優化的參考阻串阻值;根據不同級精度的編碼要求,設計出鐘控制編碼
  6. After which, the battery will be charged by large constant current to allow the fast charging. finally, the constant voltage charging is adopted to guarantee the battery was charged to its full capacity. under the condition that the temperature has raised to a certain threshold at the constant current charging stage, the over temperature circuit is performing and it provides a compensation current which switches the system to constant temperature charging mode with the intention of protecting the ic

    即在充初期採用較小的流對池進行預處理,對出現過池進行修復和保護;然後採用較大的恆流對池充,實現快速充的目的;最後採用恆壓充,確保池充滿;在恆流充階段,當晶元溫度上升到一程度,晶元過熱保護開始工作,該以提供充補償流的形式使充進入恆溫充模式,對晶元進行保護。
  7. In the experimental system apd transferred laser pulse to weak electrical current. after two - level amplification we got a voltage pulse that had a enough amplitude to be applied, the timing point was discriminated by the constant - fraction timing discriminator circuit. timing circuits transferred the pulse flight time to digital signal accurately

    實驗系統採用apd作為光傳感器,將激光脈沖信號轉變為微弱流脈沖,經過兩級大后,信號變為幅度較大的壓脈沖,經過點鑒別分別確起點和終點后,由計來精確測量兩個間點之間的間間隔。
  8. Based on the research and analysis of system structure of 10 - bit 100msps pipelined cmos adc, according to the system performance, the specifications of sub _ adc is obtained, while the sub _ adc including the preamplifier - latch comparator, the reference ladder resistance and the clock - control encode circuits are discussed in detail

    基於對10 - bit100mspspipelinedcmosadc系統結構的分析研究,結合系統性能確了子adc的指標要求,詳細討論並設計了子adc單元模塊的設計,包括預大鎖存比較器,參考阻串和鐘控制編碼
  9. The synchronous rectifying and low power sampling technology is used to reduce the power consumption, flexible external loop compensation, error amplifier output clamp are adopted for better system large signal response. the piecewise slope compensation technology is employed to minimize the consequence of over compensation. the sensor resistor is externally connected, which realize output voltage programmable. the overheat protection and under voltage protection modules are integrated in the die to allow the reliable operation of the system

    設計採用同步整流技術、低功耗流采樣技術降低功耗,提高轉換效率;採用靈活的外部環補償技術、誤差大器輸出嵌位技術以實現良好大信號特性;採用分段斜坡補償技術,消除不穩因素,並最大程度地減小過補償帶來的問題;採用外接輸出采樣阻的方式,實現輸出壓的可編程。
  10. The interpolate technology just like a " ruler ", the resolving power of the " ruler " affect that the sampling points are arrayed correctly on time axis, and is determined by the multiple of the double slope integral amplifier. so it is core in the whole project. the project apply the complicated program logical device ( cpld )

    內插技術的應用使得隨機采樣理論能夠得以實現,內插技術相當于測量用的「尺子」 , 「尺子」最小分辨能力決了最後采樣點重新在間軸上位置排列的真實可靠程度,這里尺子的最小分辨能力是由雙斜率積分間擴展器大倍數決的,所以說該模擬充在整個方案中是個很關鍵的部分。
  11. Cool wall wizard dreaming to automatically download various colors wallpaper to work intensely all day into your computer, no longer feel monotonous and boring ; extremely rich in the network wallpaper, the 12 classification, support manually download new wallpaper ; intelligent frame rapid trimming technology, adaptive various popular display size ; timing can be manually or replacement of desktop wallpaper, different timing of the transformation also supports random transform mode ; circle player in the process, support the insertion of local wallpaper, wallpaper and local networks of pictures that turn ; to hide / show desktop icons, wallpaper and user - friendly viewing ; since the launch set to boot, the first time you gave surprise ; cool wall wizard provide three kinds of styles console skin ( white fashion, classic black, gray and elegant ) ; wallpaper borders can set the color to the background transparent desktop text

    雪狐酷壁精靈自動下載各類絢麗的壁紙,讓整天對著腦埋頭工作的你,不再感到單調、無聊;極豐富的網壁紙庫,十二大分類,支持手動下載新壁紙;智能邊框快速切邊技術,能自適應各種流行的顯示器尺寸;可以或手動更換桌面壁紙,提供不同變換間的選擇,還支持隨機變換模式;循環播過程中,支持插入本地壁紙,實現網壁紙和本地圖片的交替顯示;可隱藏/顯示桌面圖標,方便用戶觀賞壁紙;允許設開機自啟動,第一間就給你驚喜;酷壁精靈提供有3種風格的控制臺皮膚(白色尚、黑色經典、灰色典雅) ;還能設置壁紙邊框的顏色,讓桌面文字的背景透明。
  12. You would just pay a toll, 46 couple your car into an electronic convoy47 and sit back48 to enjoy the journey

    到那你只需付一的過費,把汽車併入子車隊,然後便可心享受旅行了。
  13. In this paper we discuss mca circuit, the sequential logic for mca data collection, for the setting of the uld, lld and the gain of pga, as well as the combinational logic for decoding circuits of the computer interface, based on cpld

    本文詳細論述了利用cpld實現的脈沖幅度多道及其數據採集的序控制邏輯、閾值設和程式控制大倍數設序控制邏四川大學碩士學位論文輯、以及與計算機介面的譯碼等組合控制邏輯。
  14. In this circuit, reference current sources are used to charge and discharge capacitors. this oscillator ’ s output is very ideal through control circuit under 5. 7v reference voltage, and oscillator ’ s frequency and duty - cycle could be adjusted if reference current source or capacitors in the circuit was adjusted. and the changes of temperature and voltage affect stabilize of the frequency little

    利用系統內部基準源產生的流信號來對容進行充,然後經過控制作用后,產生的輸出振蕩波形的上升間和下降間非常小,更接近理想矩形波形;通過調節基準源流信號或者容值大小,可調節振蕩波形的頻率和占空比,同溫度和壓的變化對振蕩器輸出波形頻率穩度的影響很小。
  15. This method has three merits : first, reduce the harm to the battery ; second, this current is stable ; the last, the current may represent the battery ' s current function better. in order to study this problem, we design a install to make lots of experiments to prove this result. the install can use in the factory as a automation instrument if it be perfected

    此方法和原有方法比較有三大憂點:一是減少了直接短池的損傷:二是此迴流值穩存在,可以對其進行比較準確的測量:三是此流值更能代表堿錳池實際工作性能c為了本研究的順利實施,本課題提出了一個堿錳池四參數檢測的實驗平臺,做到對池的開壓、負載壓、流指標、池重量四參數的檢測。
  16. Rc oscillator ’ s frequency is 1khz. the voltage reference of ic is 2. 2v, which can keep stabilization when the power supply is bigger than 2. 3v. in that case circuits can insulate yawp from power supply

    在穩壓源設計中,採用了運算大器負反饋的形式,使參考壓源為2 . 2v ,並在源大於2 . 3v保持穩,隔離了源噪聲。
  17. The stability of feedback of amplifier circuit is often analyzed with bode in " simulation electron and technology " in the advanced institutes

    摘要目前高等院校在模擬子技術課程中對于負反饋性進行分析,一般採用波特圖的分析方法。
  18. Basde on further, analysis of formula d = 1 - af, this paper points out the conflict when using instantaneous limit and jadging positire and negative feedbavk byusing the depth of peedbavk, range of middle freguency of pnegative feedback amp circuit can also appear self - conflitct

    摘要通過對公式d = 1 - af的進一步分析,指出用瞬極性法與用反饋深度判正負反饋所出現的矛盾,說明負反饋的中頻段也會出現自激的情況。
  19. The input voltage of the piezoresistive transducer, gain, sampling frequency and negative delay can respectively be graded through programming. the stored system is specially designed to have two modes of trigger ( namely, external trigger through wire breakage and inner trigger through overpressure signal ), reading software and interface circuit that are of

    該測試系統可通過編程選擇傳感器供壓(兩檔) 、大倍數(四種) 、采樣頻率(四種) 、負延遲(四種) ;同具有斷線外觸發和超壓信號內觸發兩種觸發方式;讀數的軟體和介面都具有串併兼容特性;系統還具有狀態自檢和等功能。
  20. At the same, we examined the eeg instrument for some problems, included eeg acquisition box ( 3 pieces circuits ), monitor system and amplifying system

    還對腦儀在水平上進行了一的研究,包括信號採集部分、信號大部分和信號的顯示部分等。
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