main electric power source 中文意思是什麼

main electric power source 解釋
主電源
  • main : adj 1 主要的,主,全,總。2 充分的,盡量的;全力的,有力的。n 1 體力,氣力;力〈僅用於 with might...
  • electric : adj. 1. 電的;帶電的;起電的,導電的,發電的,電動的。2. 令人激動的,緊張的,驚人的。3. 〈美口〉(樂曲的)用電吉他演奏的。n. 〈口語〉1. 帶電物體。2. 電動車輛。
  • power : n 1 力,力量;能力;體力,精力;(生理)機能;〈常 pl 〉才能。2 勢力,權力,權限;威力;政權;權...
  • source : n 1 源頭,水源,源泉。2 根源,本源;來源。3 原因;出處;原始資料。4 提供消息的人。5 血統。vt 〈美...
  1. 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。
  2. At last, it drew a conclusion that summarined the design thought of permanent magnetic brushless dc motor control system after absenting waves of controller ' s work. permanent magnetic brushless dc motor control system can become main power source in ship electric propulsion field, and the research have important s signification

    最後,在控制系統實際運行時對波形進行了觀測,給出了結論,總結了無刷直流電機控制系統的設計思想,提出永磁無刷直流電機將成為船舶電力推進的主要動力,對其控制系統的研究具有廣泛的應用價值。
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