external voltage 中文意思是什麼

external voltage 解釋
外加電壓
  • external : adj 1 外部的,外面的;【哲學】外界的,客觀的,物質的。2 表面上的 (opp intrinsic); 膚淺的,淺薄...
  • voltage : n. 【電學】電壓,電壓量,伏特數。 the working voltage (電氣的)耐壓限度。
  1. External voltage controlled frequency function

    外部電壓頻率控制功能vcf
  2. Fixed camera fastening its interior is loaded with an electric motor, on installs the good camera after the level to be possible to adjust the angle which the camera deals with, after achieved the best surveillance effect may accept the automatic control regulator by the electric motor the signal precisely to move the localization in under the control signal function, the camera already may automatically carry on the horizontal scanning to monitor the region, also may in under the monitoring center attendant s operation the moving surveillance object input voltage : ac 24v 50 60hz, 110v 60hz, 220v 50 60hz external dimensions : 119mm 115mm is high the weight : 0. 9kg material : abs high strength casts takes shape the degrees rotation : level biggest : 350, vertical 90 may adjust the velocity of whirl : 5 second 4 seconds revolve the spacing : exterior spacing card tunable load : 7kg function input plug : 1

    Kl - 306室內水平雲臺是安裝,固定攝像機的支撐設備.它內部裝有一電動機,在水平雲臺上安裝好攝像機后可調整攝像機俯仰的角度,達到最好的監視效果后可由電動機接受來自控制器的信號精確地運行定位.在控制信號的作用下,雲臺攝像機既可自動進行水平掃描監視區域,也可在監控中心值班人員的操縱下跟蹤監視對象
  3. Poles - etching method is that the etching current caused by the external voltage is used to promote the intermediate ion product break away from the surface of substrate and keep the etching rate stable

    電極腐蝕法是指在激光腐蝕的過程中,通過外加電壓在溶液中形成腐蝕電流,促使中間離子產物脫離基片表面,使腐蝕持續穩定進行。
  4. 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

    同時,電路設計採用同步整流技術、低功耗電流采樣技術降低功耗,提高轉換效率;採用靈活的外部環路補償技術、誤差放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,消除不穩定因素,並最大程度地減小過補償帶來的問題;採用外接輸出采樣電阻的方式,實現輸出電壓的可編程。
  5. Enviromental pollution classification and external insulation selection for high voltage transmission line, power plant and substation

    高壓架空線路和發電廠變電所環境污區分級及外絕緣選擇標準
  6. The driver has the quiescent current under 1 a and also has soft - start circuitry to limit inrush current flow at power up. the chip can be operated normally in the temperature range of - 40 to 85 according to the simulation results. the brightness of the white leds can be controlled by using a dc voltage or a pwm signal applied to the pin with a few external components added

    系統採用0 . 5 mcmos工藝;輸入電壓范圍為2 . 7v到5 . 5v ;在關閉狀態下消耗電流小於1 a ;具有軟啟動功能,可減小啟動過程中的浪涌電流;具有短路及過熱保護功能,工作溫度范圍為- 40至85 ; led亮度控制可以通過外加dc或pwm電壓信號和很少的外部元件實現。
  7. Low voltage switchgear and controlgear for industrial use ; terminal marking ; terminals for external associated electronic circuit components and contacts

    工業用低壓開關設備和控制設備.端子標記.與電路元器
  8. Output over - voltage protection and a 1mhz switching frequency allow for the use of small, low cost external components

    內部過壓保護電路和1mhz的開關頻率使得用戶可以選用體積更小、成本更低的外部元件。
  9. The advantage and disadvantage of two kinds of principle of the external insulation configuration using contamination tolerance voltage and the rate of distance of voltage creepage is analyzed. the principles and measures of external insulation configuration of power transformation device is put forward at the present time. the technical measure against contamination flashover of power transmission and transformation device in electric network in south of hebei province is studied and determined

    分析了利用污穢耐受電壓或爬電比距選擇外絕緣配置這兩種原則的優勢和存在的問題,提出了現階段輸變電設備外絕緣配置原則和措施,研究制定了河北南網輸變電設備防污閃技術措施。
  10. 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電電壓(兩檔) 、放大倍數(四種) 、采樣頻率(四種) 、負延遲(四種) ;同時具有斷線外觸發和超壓信號內觸發兩種觸發方式;讀數的軟體和介面電路都具有串併兼容特性;系統還具有狀態自檢和定時上電等功能。
  11. Consequently, an integrate switch mode power supply with high efficiency and good reliability can be realized by the controller with very few external parts. the fundamental principle of monolithic voltage - mode switching regulator is firstly introduced in this thesis, which is followed by a comparison between voltage - mode and current - mode converters where the pros and cons of both converters are discussed in detail ; next, the global system architecture is proposed upon the design requirements and sub - block circuits are also introduced that focuses on several essential sub - blocks such as amp, wave, pwm control, psc, osc and vref. finally, all sub - circuits and the whole chip circuit are simulated by hspice whose results indicate that the circuit function and performance have perfectly satisfied the design requirements

    在論文中,首先闡述了電壓控制模式pwm開關電源的基本原理,對比了電流控制模式和電壓控制模式,分析了各自的優缺點;隨后根據設計要求進行了電路的總體設計,完成了各個子電路的原理分析,電路設計和模擬驗證,重點闡述了誤差放大電路、三角波發生電路、 pwm控制電路、節能控制電路、振蕩電路和基準源電路的分析、設計和驗證過程;最後,利用eda軟體hspice對整體電路進行了功能模擬驗證,模擬結果表明,本文完成了設計工作,達到設計要求。
  12. Power runner is a uniersal external portable energy bank, with adjustable output voltage 3 - 20v and selectable dc changers, it can be used on all kinds of dc portable electronic devices, such as notebook, portable dvd player, digital camera, camcorder, pda, walkman, cellular phone, etc

    "隨身電"採用高容量高安全性"多串多並"獨特設計,多段可調節輸出電壓,廣泛應用於3 - 20伏特3c消費性電子產品如筆記本電腦,便攜式dvd ,數碼相機,數碼攝錄影機, pda , walkman ,手機等
  13. It is put forward that the correction of external insulation discharge voltage for the region 2000 m and below in gb / t16927 and iec60. 1

    海拔2000m以下地區的大氣參數對外絕緣放電電壓的影響在gb / t16927 . 1和iec60 . 1中規定了校正方法。
  14. In spite that there is no unanimous voltage correction method in the region between 2000 m and 4000m, a number of investigators both at home and abroad have put forward some voltage correction method of external insulation, which should be applied in corresponding conditions

    目前國內外標準中尚未建立海拔2000 4000m地區大氣參數對放電電壓影響的標準校正方法,但許多研究者根據各自的試驗條件提出了不同的校正方法。
  15. Utilizing the design of external shell, dual axis capacitive accelerometer was succeeded, and the sensitive properties were characterized and analyzed. with the assistance of signal processing circuit consisted of amplifier circuit and filter circuit, the signal from the sensitive chip is converted into the voltage signal that meets the product performance requirement. moreover, we employed micromechanical technique to fabricate the

    後端信號處理電路通過放大電路及濾波電路,將敏感晶元輸出的電壓信號轉換成符合產品性能指標的電壓信號,經過電路模擬及實驗驗證了電路的可行性;利用精密機械加工技術製作的外殼使得傳感器整體化、小型化;對產品實際性能測試和環境試驗后表明,該傳感器主要技術指標滿足設計要求。
  16. Test on oil - filled and gas - pressure cables and their accessories. part 3 : external gas - pressure gas compression cables and accessories alternating voltage up to 275 kv

    充油和壓氣電纜及其附件的試驗.第3部分:交流電壓275kv及以下外部壓縮氣體電纜及附件
  17. The circuit mainly includes the system power, the system clock, the rs - 485 interface, the key and the led display, the 4 - 20ma conditioning and a / d conversion, the watchdog and the low voltage detection and the external eeprom, the warning circuit

    主要包括:電源和時鐘模塊、 rs - 485通信模塊、按鍵和led數碼管顯示模塊、 4 - 20ma調理及a / d轉換模塊、看門狗/低壓檢測模塊和報警模塊等。
  18. The expressions of external and internal coupling were derived from the reciprocity theorem by analysing slot voltage distribution in this paper, which invoked magnetic current to slots

    縫隙之間的內(外)部互耦是從縫隙的口徑電壓出發、將縫隙等效為磁流源、通過互易原理而獲得。
  19. Remote control by external voltage

    具外部控制功能
  20. It is found that non - zero normal stresses exist in the gradient piezoelectric curved cantilever when the cantilever is subjected to an external voltage

    研究表明,當受外加電壓作用時,彎曲型梯度壓電懸臂梁中存在非零的應力。
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