本发明是一种交流电动机交交变频无级调速装置。
The invention is a AC-AC frequency-changing stepless speed regulation device for AC motors.
大功率同步电机的驱动器通常是自然换流的交交变频器。
High-power synchronous motor drives are usually fed from naturally commutated cycloconverters.
该技术具有较高的实用性并已经用于交交变频显示系统中。
This technique has highly practical value and has been applied to the AC-AC frequency conversion display system.
交交变频器采用面向线路的模型，并加入两管换流模式和正、负组换流模式。
Circuit oriented model of cycloconverter is developed by adding tube changing mode and group changing mode.
针对全数字交交变频矢量系统设计了一种基于CPLD的新型高性能全控桥数字触发电路。
A new high-performance digital trigger circuit of full-control-bridge based on CPLD is designed to the control system of the digital AC-AC variable-frequency.
仿真结果表明，电机转速比是影响交交变频轧机系统网侧基波功率因数与电流总畸变率的关键原因。
The simulation results show that the speed ratio of the motor mostly affects the total harmonic distortion of the current and the displacement power factor.
本文对一种用于煤矿井下防爆绞车驱动的交交变频器——鼠笼式异步电机传动系统做了全面的介绍。
The paper thoroughly introduces the ac-ac frequency converter in driving system of asynchronous motor for underground coal mine explosion-proof winder.
近年来，我国两台引进的交交变频电动机驱动的1150初轧机主传动系统出现的恶性事故引起了人们的关注。
The serious events of 1150 blooming mill main drive system driven by two AC-AC frequency conversion motors in recent year has been paid close attention to.
分析结果表明，基于矩阵式交交变频的柔性分频输电系统在开发利用我国的水电资源和远距离输电中是一种极有潜力的输电方式。
The analysis results show that FFFTS is a promising transmission type in developing hydroelectricity resources and long distance power transmission in our country.
本文将一种三角形联接方式的交交变频器应用于分频输电系统中，这种接线方式的交交变频换流站的优点是接线方式简单，整流桥数量减少50%。
In this thesis, a new cyclo converter with the delta connection is applied in the FFTS, which can simplify the connection and decrease the number of bridge circuits by 50%.
本文将一种三角形联接方式的交交变频器应用于分频输电系统中，这种接线方式的交交变频换流站的优点是接线方式简单，整流桥数量减少50%。
In this thesis, a new cyclo converter with the delta connection is applied in the FFTS, which can simplify the connection and decrease the number of bridge circuits by 50%.
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