load current 中文意思是什麼

load current 解釋
負荷電流
  • load : n 1 裝載，擔子；負擔；工作（負荷）量。2 （車船等的）裝載量；一馱，一車，一飛機。3 【電、機】（機...
  • current : adj. 1. 通用的，流行的。2. 現在的，現時的，當時的。3. 流暢的；草寫的。n. 1. 水流；氣流；電流。2. 思潮，潮流；趨勢，傾向。3. 進行，過程。
  1. Arcuated built - up system bridges are one of bridge structural styles, which are used extensively at present. on one hand, because of complexity and diversity of this kind of structure, current engineering experiences have not satisfied design requirements no longer. on the other hand, towards this kind of structural system traditional methods simplify complicated structures into planar structures, these methods neglect apparently spatial action among members, especially those primary bearing load members along lateral direction of bridges

    拱式組合體系橋梁是目前廣泛採用的一種橋梁結構形式，一方面由於拱式組合體系橋梁結構的復雜性和多樣性，現有的工程經驗已不能滿足設計需求；另一方面對于這種結構體系過去的傳統做法是將復雜結構簡化成平面結構，這種做法顯然忽略了構件之間的空間作用，尤其是沿橋橫向存在主要承力構件。
  2. The load current is handled directly by the controller through semiconductor switching devices.

    負荷電流由調節器通過半導體開關元件直接控制。
  3. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  4. ( 4 ) the experiment of asymmetrical half bridge converter design and the result of it base of the above analysis, the dc / dc converter is designed, it is proved that asymmetrical half bridge can realize zero voltage switching when it satisfies the condition of load current and deadtime by the experiment

    （ 4 ）不對稱半橋的實驗電路設計及實驗結果基於前面的分析，設計了一個不對稱半橋dc dc變換器的實驗電路，進行了實驗研究，實驗結果證實了在滿足死區和負載電流兩個條件時，不對稱半橋可以實現零電壓開關。
  5. The system exhibits fast response for the load current disturbance and the system always operates at discontinuous conduction current mode so that no slope compensation is required and high efficiency will be achieved when driving 4 leds. the design and analysis of sub - block circuits are provide in the thesis where band gap reference, oscillator, current sensing and over current protection, led load current

    本文完成了各個單元電路的分析與設計，著重分析了帶隙基準源、振蕩器、采樣和過流保護、負載led電流控制和開負載保護五個子電路，對其餘子電路也作了簡要分析。
  6. The typical performance characteristics include : line and load transient response, efficiency, output voltage ripple, quiescent current, maximum load current, output voltage temperature characteristics and the short

    其中，整體模擬指標包括:晶元線性調整率和負載調整率、轉換效率、輸出電壓紋波、晶元靜態電流、最大負載電流、輸出電壓溫度特性及短路負載電流。
  7. Less than 1 ms for the output voltage to recover within 100 mv of its previous level following any step change in load current

    改變大於10 %小於1毫秒輸出電壓至恢復至100 ?毫伏內授權
  8. Its main transformer is made of imported cold rolled silicon steel, so its power loss is little with low no - load current

    該系列點焊機，主變壓器均為進口冷軌硅鋼片，因此，主變壓器功耗小，各型空載電流小。
  9. The dual - loop control method adapted to current source is proposed - outer loop is the feedback of averaged load current and inner loop is that of inductor current

    逆變電路採用了適用於穩流輸出的雙環控制方式：外環負載電流平均值反饋，內環電感電流瞬時值反饋。
  10. When tuyere of double disk is jammed, the current of fan will fall to light load current value ; therefore, checking current of fan will find this phenomenon and the system will deal with this condition according to pre - designed program

    ，當雙盤內風口堵塞后，鼓風機電流將降低到空載電流值，故檢測鼓風機電流會及時發現這種堵塞現象，系統會根據預設的程序進行處理。
  11. When ordering overload relays, specify horsepower, voltage and full load current per motor nameplate

    訂購過載繼電器時，請註明每臺電機的功率馬力、電壓和滿載電流。
  12. 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。
  13. Zirconiated tungsten electrodes have good performance in ac welding. especially under high load current its excellent performance can not be replaced by any other products

    鋯鎢電極在交流條件下，焊接性能良好；尤其在高負載電流的情況下，鋯鎢電極表現出良好的優越性能。
  14. Each module tracks the signal as current source module under current hysterisis control, therefore each paralleled module shares the load current

    各並聯模塊工作于電流滯環跟蹤模態，從而實現各航空靜止變流器模塊的均流並聯。
  15. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  16. Based on the branch - current - based current method, this paper presented a three - phase state estimation method for distribution where the load current is considered as the state variable

    在基於支路電流的三相配電網狀態估計的基礎上提出了以負荷電流為狀態變量的配電網的三相狀態估計方法。
  17. The least load current to realize magnetic insulation in milo is obtained from the relation between current and azimuth magnetic field and the relation between magnetic field and electron movement track

    根據電流與角向磁場的關系和磁場與電子運動軌跡的關系得到在milo中實現磁絕緣所需要的最小負載二極體電流。
  18. Moisture proof and no contact output, load current 1a max

    具防潮功能並且採用無接點方式，限時控制負載電流最大1a
  19. The typical performance characteristics include : load transient response, efficiency, output voltage ripple, output voltage vs. load current, switching waveform, and soft - start time. the simulation results indicate that the ic has achieved the expectation, both function target and electrical characteristics. although there are unavoidable disadvantages of the project, it is a worthwhile and valuable experience

    在完成系統原理分析、總體架構設計及子電路設計的基礎之上，還應用hspice對各個子電路和整體電路進行了模擬驗證，其中，整體模擬指標包括:軟啟動時間、瞬態響應時間、轉換效率、輸出電壓與負載的關系、輸出電壓紋波、開關波形。
  20. Continuous load current

    連續負載電流
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