pulsating current 中文意思是什麼

pulsating current 解釋
脈動電流
  • pulsating : 搏動的
  • 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 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 ) 。
  2. The processes and characters of synthesis reaction for ni / al and ti / al under the influence of high intensity of pulsating electric current are researched. the characters of organization and structure of products under different parameters such as charge voltage, charge capacitance, pulsating electric current, pulsating amounts and pulsating duration are summarized

    對高密度脈沖電流下ni al 、 ti al的反應特點進行了分析,總結了在不同的充電電壓、充電電容、脈沖電流、脈沖數量、脈沖持續時間等參數下,反應產物的組織與結構特點。
  3. The processes and characters of synthesis reaction for ni / al and ti / al under the influence of lower pulsating electric current are researched

    研究了在較低的脈沖電流作用下ni al和ti al的合成工藝過程與特點。
  4. The treatment of pulsating electric current at room temperature can break up oxidation surface of grains and improve the conditions of reaction

    提出了冷態下的脈沖電流處理可破碎粉粒表面的氧化皮,改善坯料的反應條件。
  5. An arithmetic solution of micro temperature rising velocity of powder sample under the influence of high intensity of pulsating electric current are brought forward

    計算了坯料在高密度脈沖電流作用下粉坯的宏觀溫升。提出了坯料在高密度脈沖電流作用下粉坯微觀溫升的計算方法。
  6. To put into operation a large amount of non - linear load, make in harmony wave of rural power grids serious becoming in pollution, pass to rural local electric wire netting main in harmony analysis of wave source, put forward in order to restrain from insert rural power grids in harmony wave source voltage total in harmony wave distortion rate and the containing rate change last device number pulsating for increase of goal, increase the pulse of the current change device and install light specified value electricity active wave filter mix with passive wave filter near the harmonics source to control the wave in harmony

    摘要大量非線性負荷的投運,使農村電網的諧波污染日趨嚴重,通過對農村地方電網主要諧波源的分析,最終提出了以限制接入農村電網的諧波源的電壓總諧波畸變率和各次諧波電壓含有率為目標的增加換流裝置脈動數,以及在諧波源附近裝設小額定值的電力有源濾波器配以無源濾波器的混合型電力濾波方式,以進行諧波治理。
  7. The pulsating torque components caused by stator current divergence from ideal conditions are studied

    消除轉矩脈動可以通過對定子電流加入諧波的方式完成。
  8. Abstract in this paper the phase commutation and current curves of brushless motor variable - speed system are studied. according to the results that the pulsating torque is influenced greatly by the ratio of the direct current supply voltage and the electromotive force of the motor, an approach to reduce the pulsating torque is presented

    本文通過對無換向器電動機模型的換相過程和電流波形的研究,得到換相轉矩波動受直流電源電壓和電動機電動勢幅值的比( u / e )的影響較大的結論並獲取了最佳u / e ,同時通過模擬研究了電流波形,提出了減小轉矩脈動的控制策略。
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