- 變頻電源
- variable: adj. 1.易變的，變化無常的，無定的 (opp. c ...
- frequency: n. 1.屢次，頻仍，頻繁。 2.(脈搏等的)次數(shù)，出現(xiàn) ...
- power: n. 1.力，力量；能力；體力，精力；(生理)機(jī)能；〔常 ...
- supply: adv. ＝supplely.
- power supply frequency: 電源頻率
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variable frequency power supply中文什么意思
- 變頻電源
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例句與用法
- Application of the igbt variable frequency power supply in quenching process of engine crankshafts
變頻電源在汽車曲軸淬火上的應(yīng)用 - And the testing of the motor result is analyzed . also the mechanism of production of high harmonic and the effect to the motor are analyzed in the variable frequency power supply , a method of eliminating the high harmonic is advanced utilizing the technology of spwm and reconfiguration . finally the method is simulated
從理論上分析了高功率密度電驅(qū)動系統(tǒng)中變頻電源存在的高次諧波對高功率密度電動機(jī)的影響，研究消除變頻電源高次諧波的方法，提出利用正弦脈寬調(diào)制和重構(gòu)技術(shù)消除或削弱電源中的高次諧波的方案，并對提出的方案進(jìn)行了仿真。 - With the application of phase detector in industrial experiment on the spot , when the phase of working frequency power supply is consistent with the output phase of variable frequency power supply , plc sends out the instruction to switch off the output of transducer . the electromotor is connected with the industrial frequency voltage after it was disconnected from the out
在現(xiàn)場工業(yè)試驗(yàn)引入鑒頻鑒相控制器，在工頻電源和變頻輸出電源相位一致時， plc發(fā)出指令切斷變頻器輸出，電機(jī)從變頻器輸出端斷開后，馬上接入工頻電源，轉(zhuǎn)換時間控制在幾十毫秒之內(nèi)。 - Finally , the prototype of closed - loop control system of mc has been designed . a seris of experiments have been made , and the results show that the closed - loop control of mc presented here is correct . also , the mc closed - loop systems based on the method can be applied to the variable frequency power supplies
最后,制作了輸出電壓有效值控制矩陣變換器閉環(huán)系統(tǒng)的原理樣機(jī),進(jìn)行了一系列實(shí)驗(yàn)測試,結(jié)果表明采用雙空間矢量策略矩陣變換器實(shí)現(xiàn)輸出電壓有效值閉環(huán)控制是正確有效的,輸出電壓有效值控制矩陣變換器閉環(huán)系統(tǒng)作為變頻電源設(shè)計也是切實(shí)可行的。 - The system involves four parts , high power density motor , low harmonic variable frequency power supply , cooling system of oil fountain with high temperature and high pressure and the online testing of the dynamic parameters . the research is focused on the loss and heat of the motor , the structure design and the cooling problem . aiming at the characteristics of great capacity , small volume and light weight , a cooling structure of stator - rotor double oil path is presented
針對高功率密度電動機(jī)容量大、體積小、重量輕的特點(diǎn)，研究了高功率密度電動機(jī)的主要電磁參數(shù)的選擇原則；在分析了高功率密度電動機(jī)中的損耗與發(fā)熱的基礎(chǔ)上，研究了高功率密度電動機(jī)的散熱問題，進(jìn)行了高功率密度電動機(jī)的結(jié)構(gòu)(主要指冷卻結(jié)構(gòu))設(shè)計，提出了適合高功率密度電動機(jī)的定、轉(zhuǎn)子雙油路循油冷卻結(jié)構(gòu)；并對高功率密度電動機(jī)的實(shí)驗(yàn)結(jié)果進(jìn)行了分析。
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