over-voltage protection circuit 中文意思是什麼

over-voltage protection circuit 解釋
過壓保護電路
  • over : adv 1 在上，在高處；從上向下；突出，倚靠；越過。 jump over 跳過。 climb over 爬過。2 在那邊，向那...
  • voltage : n. 【電學】電壓，電壓量，伏特數。 the working voltage （電氣的）耐壓限度。
  • protection : n 1 保護，保衛，防禦，掩護，包庇，照顧 （from; against）。2 保護者，防護物 （against）; 〈美俚〉...
  • 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 【...
  1. In order to enhance the precision, this design proposes that temperature - measuring circuit of platinum resistors and software should be employed to carry on adjustment of measured precision ; it also proposes that the interference of the grid can be reduced by the voltage front feed ; and meanwhile it calls for the application of the photoelectric insulation, the over heating protection and alarm so as to enhance the security performance of the system

    為了提高精度，本設計還採用了鉑電阻溫度測量電路，並利用軟體對測量精度進行自校準；通過電壓前饋控制減少電網干擾。此外，設計中還加入了光電隔離措施及過熱自動保護和報警功能，以增強系統的安全性能。
  2. Many protective and monitoring functions are integrated in the system, such as earth - fault monitoring, short circuit protection, over - load protection, phase symm etry and phase loss monitoring, over voltage protection, under voltage protection, motor thermal monitoring and so on

    該系統能自動轉換控制方式，具有漏電、短路、過載、斷相、欠壓、過壓等保護功能，並且能通過漢字顯示終端顯示各路負荷的工作狀態和工作參數。
  3. A particular over - current protection and drive circuit is given, the impact of resistance between gate and emitter on gate voltage dropping is discussed, and an adjustable gate - emitter resistance circuit is put forward

    設計了過電流保護驅動電路，討論了柵射集電阻對降柵壓過程的影響，並提出一種可變柵射集電阻電路。
  4. Study of the input over - voltage protection circuit based on uc

    3842的開關電源輸入過壓保護電路研究
  5. Vacuum circuit breaker operation over voltage ad its protection apparatus

    真空斷路器的過電壓保護
  6. The designed circuit has the functions of self - protection from under - voltage and over - current

    所設計的電路具有欠壓和過流保護功能。
  7. This thesis reports a study on the characteristics of some piecewise - smooth classical systems. the systems studied are a model of an rlc circuit with an analogy switch and a model of an electronic circuit with over - voltage protection and a dissipative element

    本論文報道對一些分段光滑經典系統的研究，涉及兩個分段光滑經典系統：一個帶模擬開關的rlc電路模型和一個帶耗散性元件的過電壓保護電路模型。
  8. This product is perfect for lighting and temperature control and over - current, short - circuit protection systems ; a high - pressure type ring network ( including dual - supply ), terminal type ; measurement methods are low - voltage or high - pressure measurement, change layout box " goods ", " eye " type, the body or an integrated one

    本產品具有照明及完善的溫控及過流、短路保護系統；高壓有環網型（包括雙電源） 、終端型，計量方式有高壓或低壓計量，箱變布置有「品」 、 「目」型，分體或一體式。
  9. Subcircuit models are designed and simulated, which includes bias current source, voltage reference, error amplifier, pwm comparator, driver circuit, protection circuits for over - temperature, over - current. at last, combined with periphery component, the circuit is simulated, and the result meets the anticipant requirement

    並對集成電路內的各個模塊包括電流偏置電路、基準電壓電路、誤差放大電路、三角波振蕩發生電路、 pwm比較電路、驅動電路、過熱保護電路和過流保護等進行了具體的設計和模擬，並對整體應用電路進行了模擬，結果均達到了預先設定的指標。
  10. 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。
  11. Many protective and monitoring functions are integrated in the system, such as pilot circuit monitoring, earth - fault monitoring, short circuit protection, over - load protection, phase symmetry and phase loss monitoring, over voltage protection, under voltage protection, motor thermal monitoring and so on. all measuring results, fault states, fault parameters and error messages of six motors controlled by the sys tem are sent to the liquid crystal display module via the existing serial data connection

    該系統能自動轉換控制方式，具有漏電、短路、過載、斷相、欠壓、過壓、過熱等保護功能，通過觸摸式液晶顯示系統，不僅能顯示各路負荷的工作狀態和工作參數，而且能記憶其故障狀態和故障參數。
  12. The recursive criterion of transient current protection based on mallat wavelet transform is presented in order to meet the real - time demands. the reserch shows deficiency existed in the prevenient principle of transient current protection, so a new improved scheme of transient current protection is proposed. the characteristics of transient protection at different bus distribution capacitance is also analysed in this thesis. the study shows that operate of transient protection is correct when the bus distribution capacitance change. other conclusion include : the trip of transient protection must be locked when the power circuit breaker of transimission line operated, because the trip is incorrect at this time ; the features of transient current and it ' s energy is different between the fault and thunder over - voltage in transimission line, and them can be identified ; the ratio of high frequency component of current in serise capaciters compensation line, svc and hvdc system is far little than fault transient current, so all of them do not affect the working of trasient current protection

    應用功率譜估計方法討論了故障高頻暫態噪聲信號在頻率軸上的分佈情況，利用功率譜分析結果實現的非參數化系統辨識方法研究了母線分佈電容對電流高頻暫態信號的衰減特性。論文的後半部分（第五，六，七章）著重分析了現有基於故障電流的暫態保護原理和判據存在的問題，提出了新的實現方案，並討論了暫態電流保護的運行性能。利用多分辨分析和小波分解快速演算法構成的遞推暫態保護判據，可以準確區分故障線路和非故障線路，實現超高速暫態電流保護，計算更為簡單方便，計算速度更快。
  13. The fuctions of impedance matching, over voltage protection, ac / dc coupling and amplification / attenuation in the analog circuit are designed to enhance the reliability and testing precision of the module

    設計了具有阻抗匹配、過電壓保護、 ac / dc耦合、放大/衰減功能的前端信號處理電路，提高了模塊的可靠性和總體測試精度。
  14. Choosing a lot of stable original parts, strictly follow the national security product standard. f7 is suitable for the entrances and exits of office, factory, hotel, school, etc. all input output are using anti - jamming protection and over - voltage circuit protection

    產品介紹f7是中控科技推出針對辦公環境的普及指紋門禁，採用大量可靠穩定的進口元器件，設計上嚴格遵循國家安全防範產品標準，出廠經過嚴格的老化測試。
分享友人
分享到 Line

分享到臉書