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zero cross point in Chinese

Pronunciation:
How to pronounce "zero cross point""zero cross point" in a sentence

Translationmobile phoneMobile

  • 零交叉點

Examples

  • Then one of the methods of rotor position detection - bemf zero crossing point detection is explained in detail . in succession , the chapter dissertates the method of measuring phase voltage and supply voltage , and analyses the error of rotor position using this method
    對轉子位置檢測方法中的反電勢過零點法作了比較詳細的介紹,討論了反電勢法中相電壓和端電壓的檢測方法,并分析了利用該方法時而產生的轉子位置檢測誤差。
  • In this chapter , the method of bldcm rotor position detection is first discussed . then the principle and algorithm of bemf zero crossing point detection is explained . in succession , the chapter dissertates the software realization of the bemf zero crossing point detection algorithm , the software disturbance filter and the modification of phase displacement , and the software realization of commutation point
    在這一章中,先簡述了無刷直流電機的轉子位置器檢測方法;然后論述了反電動勢過零檢測原理和算法以及該算法的軟件實現、軟件濾波和相移修正、換相點的軟件實現;最后對軟件開環(huán)換相起動策略作了詳細論述。
  • High - frequency link power converters are receiving increasing attention . when the input frequency of ac - ac converter is quite high , such as 20khz or above , in order to make sure the converter switching action is restricted to the zero crossing point of the link voltage , the switching cycle becomes discrete pulse spectrums , however , the conventional pwm converters are ruled out because they would fail either to the efficiency or the low - distortion criteria
    當交-交變頻器的輸入頻率非常高,通常為20khz時,為了在零電壓條件下實現逆變器開關管的通斷,變換器的開關時刻必須選擇在高頻交流電壓脈沖為零時,這意味著變換器開關時刻在時間軸上成為不連續(xù)的點,而常規(guī)的硬開關pwm變換器是將開關時刻選擇在任意時刻。
  • The chip jk3ce that is one of micro - controllers in motorola 68hc08 family is used as control unit in this system . the zero crossing point of the back emf can be obtained by comparing the terminal voltage with the virtual neutral point , then using the software of the system can figure out the commutation period . the electronic commutation replaces the mechanical commutation in this way
    本系統(tǒng)采用的控制芯片為motorola系列單片機中的jk3ce ,反電勢過零點可以通過比較電機端電壓和虛擬中點電壓來得到,將過零點信號送往單片機捕捉端口后由系統(tǒng)軟件來確定換相時刻,這樣就可以由電子換向裝置替代機械換相裝置,有利于提高系統(tǒng)運行的可靠性,并降低了系統(tǒng)維護的費用。
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