ac drives 中文意思是什麼
ac drives
解釋
交流驅動-
Yct series eddy - current coupling drives are ac speed - regulation motors, which are featured by easy contorl and stepless speed variation within a wide speed range
Yct系列電磁調速電動機由拖動電機、電磁轉差離合器、測驗速發電機和電磁調速控制器組成。 -
The tension is controlled by the ratio metered ac drives located at the fabric transportation drums
織物張力控制是通過各送布輥上的交流馬達的速比控制而進行的。 -
This paper gives the way of using the ac servo drive instead of the traditional drive mode consisted of the main motor, the gears and belts, realizing the synchronous drives of the multi - motors. the closed loop control technology of the speed and the position embedding has been adopted to track in real time, then to reduce the transmission error and the noise, so as to increase the control precision and the stability of the combination and simplify the maintenance and repair of the mechanical and technical system
採用交流伺服驅動代替傳統的由主電機、齒輪和皮帶組成的傳動方式，實現多電機同步驅動;採用速度環和位置環嵌套的閉環控制技術，進行實時跟蹤，達到減小傳動誤差、減小噪音，增強機組的控制精度與穩定性、簡化機電系統的維護與修理的效果。 -
The typical technology for ac motor control has vvvf, vsvf, vc and dtc etc. direct torque control ( dtc ) of asynchronous motors, which has been developed in the recent decades, is a power control method for motor drives
交流電機控制技術具有代表性的有調壓調頻控制、轉差頻率控制、磁場定向控制（矢量控制）以及隨后出現的直接轉矩控制（ dtc ）等。 -
He specialises in power electronic converters for variable speed windmills and medium voltage drives designs for ac motor drives from, high speed micro turbine and variable speed gen - sets, innovative circuits for ups applications, traction applications in trains, trolley - buses and trams, battery driven vehicles, automotive drives and fuel cell applications
施雷伯先生的專長是研究變速風力發電機的電力電子變換器和用於交流電動機驅動的中壓電力電子設計，從高速微型燃氣輪機和變速機組，用於ups應用的新型電路，歐列車中的牽引應用，無軌和有軌電車，電池驅動汽車，汽車驅動和燃料電池。 -
As the key role of vehicle revolution, the electrical motorcycle drive system has many shortcomings such as low energy efficiency, short running distance within once charge, etc. i n this paper, based on studying the traditional bi - directional energy converters of dc drives, a novel energy saved electrical motorcycle ac drive is presented
環境保護和能源問題是二十一世紀「綠色革命」的兩大主題，電動車作為汽車「綠色革命」的主角，存在著能量使用率低、一次充電行駛里程短等問題。本文通過研究直流調速系統雙向功率變換電路，提出一種zczvsboost雙向dc dc變換器與vvvf變頻調速器相結合，驅動鼠籠型異步電機的節能型電動車交流驅動系統。 -
It can be seen from dtc space vectors whose flux linkages are discrete in space that the dtc method is also a discrete control approach for motor drives, which is consistent with ac step motion control in control ideology. but in dtc control, fast torque response and speed performance are the final objective, which can not achieve position control of synchronous motors
從直接轉矩控制中的空間電壓矢量的概念可知，它也是一種電機的離散控制策略，磁鏈在空間是離散化的，和交流步進理論的控制思想是一致的，但是它最終是為了較快的轉矩響應和速度調節特性，無法完成同步電動機的位置控制。 -
High performance and high power ac motor variable speed drives - status and trends
高性能大容量交流電機調速技術的現狀及展望
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