switching current 中文意思是什麼

switching current 解釋
合閘電流
  • switching : 變換
  • 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. 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。
  2. The 1mhz fixed frequency switching allows for tiny external components and the regulation scheme is optimized to ensure low emi and low input ripple. an external resistor sets the full - scale led current, while two digital inputs control on / off and select amongst three levels of brightness. the circuit operates in 1x mode until just above dropout

    工作在1mhz固定頻率，採用線性調制模式使輸入紋波大大減小;利用一個外部電阻可以設置滿量程led電流;外接兩個數字信號控制晶元開關並選擇led三級亮度中的一級;具有過溫、過壓/欠壓等保護功能，工作溫度范圍為- 40 + 85 。
  3. A novel phase - shifted zero - voltage and zero - current switching pwm dc / dc full - bridge converter is presented in this thesis, which is based on the groundwork of summarization of the development of power electronics in recent years and lucubration in theoretical basis of modern high frequency soft switching power convert technique and analysis of operation principle, characteristic of the circuit and inherent drawbacks of the traditional phase - shifted zero - voltage switching pwm dc / dc full - bridge converter

    本文在對近年來電力電子學科的發展高度綜述和對現代高頻軟開關功率變換技術理論基礎深入研究的基礎上，對傳統的移相控制zvspwmdc dc全橋變換器的工作原理、電路特性、存在的缺點進行了分析，在此基礎上提出了一種改進型的移相控制zvzcspwmdc dc全橋變換器。
  4. Current control by a pw modulated switching rectifier instead of a current sensor

    無電流傳感器的電流控制調寬式開關整流器
  5. This strategy effectively solves the power distribution between the apu and batteries during the drive of the heb. the power control model and multi - torque switching strategy of the driving motors control the charging - recharging current of the batteries within a wide range, which contribute to the improvement of the efficiency

    該策略很好的解決了車輛行駛時輔助動力系統與蓄電池組之間的功率分配，並且驅動電動機採用功率控制模式以及多級動力輸出切換策略，有效的控制了蓄電池的充放電電流，從而提高了整車效率。
  6. A novel bi - directional dc / dc converter was introduced in the dissertation, which based on refer much converter data. the soft switching, phase - shifted pwm and bi - directional dc / dc converter hang together, depress circuit switch ullage and noise effectively, which provide condition to increase switch frequency, efficiency and reduce size and weight for the converter ; at the same, the converter have the virtue of structure compact, voltage and current stress small etc such as ordinary hard switch converter

    本文作者在查閱國內外大量雙向dc dc變換器資料的基礎上，採用一種新型雙向dc dc變換器的拓撲結構，把軟開關技術和移相控制pwm技術以及雙向dc dc變換器技術有機結合在一起，有效地降低了電路的開關損耗和開關噪聲，為變換器裝置提高開關頻率、效率以及降低尺寸及重量提供了良好的條件。
  7. Furthermore, the growth of escherichia coli tg1 and staphyloccus aureur atcc25923 were not under the influence of apss. the switching pulse induced a perceptible sustained transmembrane current on the planar lipid bilayer after unpurified aps added

    機理研究表明未經純化的aps作用於脂質平面膜，可以形成跨膜電流，提示活性成分可能通過改變脂質雙層膜通透性抗菌。
  8. It is easy to cause the current circuit broken when switching, and this is dangerous to the operator and device

    切換過程中易造成電流迴路開路，危及運行人員及設備的安全。
  9. For the circuit - breakers of rated voltage 252kv up, the synthetic test methods are introduced according now condition because of the limitation of the transformer short - circuit capacity. the correlative prescribes on switching line - charging current in gb / t1984 - 200x " alternating - current high - voltage circuit - breaker " are discussed according to the test results and theoretic analysis

    由於開合空載架空線路試驗對電源側的阻抗有明確的規定，這就要求試驗電源必須具有足夠大的短路容量，實驗室很難滿足要求，因此，一般對較高電壓等級的斷路器採用合成試驗方法，本文介紹了利用現有條件，對252kv以上電壓等級的斷路器採用合成試驗時的試驗線路。
  10. Study on high voltage and constant current charging power supply based on soft switching

    基於軟開關的高壓恆流充電電源的研究
  11. ( 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。
  12. Conventional hard switching technology has several flaws below : on and off loss, inductive off, capacitive on and diode recover problems. comparing with it, the loss of on and off decreases markedly, as the switches are on and off in zero voltage or zero current cases. and also the size of converter becomes smaller because of the higher of switching frequency

    傳統硬開關技術由於存在開通關斷損耗大、感性關斷、容性開通、二極體反向恢復等問題，與之相比，軟開關技術在零電壓或零電流條件下導通，開關損耗明顯降低，加上開關頻率的提高使得變換器的體積得以減小，這也是軟開關技術受到青睞的原因。
  13. The soft switching, phase - shifted pwm and bi - directional dc - dc converter hang together, depress circuit switching loss and noise effectively, which provide condition to increase switch frequency, efficiency and reduce size and weight for the converter ; at the same time, it is proved the converter can achieve zvs in larger load variation, and the converter has the virtue of structure compact, voltage and current stress small such as ordinary hard switch converter

    該變換器把軟開關技術和相移控制pwm技術以及雙向dc - dc變換器技術有機結合在一起，有效地降低了電路的開關損耗和開關噪聲，為變換器裝置提高開關頻率、效率以及降低尺寸及重量提供了良好的條件;同時，能拓寬零電壓開關的范圍，使變換器在較寬的負載變化范圍內都能實現軟開關。
  14. Igct which is developed from gto combines the advance features of both gto and igbt, with the advantages of high switching - off voltage, large turn - off current, high switching frequency, low losses, and high reliability

    Igct器件是從gto發展而來的，它結合了gto與igbt的優點，具有關斷電壓高、關斷電流大、開關頻率高、損耗小、可靠性高的特點。
  15. Abstract : igct is a kind of new ideal medium - voltage and high power semiconductor switching device. it has the advantages of high voltage, high current, low conducting loss, high switching frequency and easy sevies connection. therefore it is suitable for medium - voltage inverters with wide application prospects in the mine

    文摘: igct是一種新的理想的中壓大功率半導體開關器件，它具有高電壓、大電流、低導通損耗、高開關頻率、易於串聯優點，因此適用於中壓變頻，在煤礦具有廣泛的應用前景。
  16. The conventional switching power supply usually use a diode rectifier followed by a bulk capacitor to convert ac voltage to dc voltage, resulting in the pulsating waveform of the input ac line current, low power factor ( generally 0. 65 ) and high harmonic line current

    傳統的開關電源設備通常採用二極體橋來進行整流和一個較大的電解電容來進行濾波以實現輸入電壓的交直流轉換，導致輸入電流為一個很窄的脈沖波並含有較多的諧波分量，功率因數變低（通常只有0 . 65 ） 。
  17. Application guide for capacitance current switching for ac high - voltage circuit breakers

    交流高壓斷路器用電容性電流開關的應用指南
  18. With this method, the minimum switching losses can be reached, and the maximum switching current can be reduced effectively. so this method can meet the requirement of hvdc - vsc where lower switch loss is emphasized

    這種方法開關損耗最小，並可有效降低開關器件的最大開關電流，適應了hvdc - vsc降低開關損耗的需要。
  19. Switching current high capacity

    開關電流容量高10a
  20. Allowable switching current

    容許合閘電流
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