- 已調(diào)電壓
- 已調(diào)制電壓
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modulated voltage中文什么意思
例句與用法
- This source will have a power output of about 2 . 5gw with 25 % efficiency at 5 . 2ghz . the input modulate voltage is 125kv and the post - accelerating voltage is 600kv
在調(diào)制腔電壓125kv 、加速間隙電壓600kv和電流15ka時(shí)，在c波段獲得了峰值功率約2 . 5gw和約25效率的數(shù)值模擬結(jié)果。 - This paper has an overall research on the theory of vvvf , especially on the technology of spwm applied to pulse width - modulated voltage - source inverter . inverter is also made researches on , in which mcu 80c196mc and ipm pm20csj060 is used as the core . using those two key parts , a low - power inverter has been designed
本文對(duì)變頻調(diào)速理論進(jìn)行了全面研究；特別對(duì)電壓源間接變頻中的spwm交流電動(dòng)機(jī)調(diào)速技術(shù)進(jìn)行了研究；本文還研究了以電機(jī)控制專用單片機(jī)80c196mc和型號(hào)為pm20csj060的智能功率模塊( ipm )為核心的變頻調(diào)速技術(shù)。 - The inverted pwm changing electric current the technique is applied in the prototype model . the prototype model was tested and operated on spot , power factor could reach beyond 0 . 95 , the effect of following modulating voltage was better , the curve of factor of modulated voltage of exchanging systems changed following load rate was linear , the output of wave form was a flat and steady sinusoidal wave
樣機(jī)采用了逆變式pwm變流技術(shù)，對(duì)其進(jìn)行了現(xiàn)場(chǎng)測(cè)試與試運(yùn)行，測(cè)試結(jié)果是電網(wǎng)側(cè)的功率因數(shù)可達(dá)0 . 95以上，跟蹤調(diào)壓效果良好，變流系統(tǒng)輸出調(diào)壓系數(shù)( k )隨負(fù)載率( p )的變化曲線基本滿足直線關(guān)系，輸出波形呈平滑穩(wěn)定的正弦波。