Driving is mainly regulated by frequency converter, with high driving accuracy of synchronous belt.
主传动采用变频调速。同步带传动，传动精度高。
This thesis mainly discusses direct-driven permanent magnet synchronous wind energy conversion system (WECS) used back-to-back PWM converter.
本文以双pwm变换器控制的直驱式永磁同步风力发电系统为研究对象。
It is a high performance digital controller, which possesses a high resolution digital trigger, high precision synchronous interrupt pulses, and a high precision fast A/D converter.
系统内设计了高分辨率的数字触发器和高精度的同步中断脉冲以及高精度快速的A/D转换，实现了数字化高性能调节控制系统。
To adapt the market requirements, a high efficiency synchronous step up DC-DC converter was analyzed and designed in this thesis.
为了适应市场需求，本文分析并设计了一种高效率同步整流升压型DC-DC变换器。
ZVS-PWM controlled current-mode resonant converter previously propsoed includes an active-clamp circuit and a center-tap tpe synchronous rectifying circuit.
最近，带有同步整流电路的有效箝位ZVS-PWM控制串联谐振变换器研究和应用不断取得进展。
The voltage converter works in PWM mode. Frequency-control speed regulation, DC voltage supply monitoring of the converter, synchronous motor power-angle close-loop control are combined.
控制策略为逆变器PWM调压、变频调速结合逆变器直流侧电压闭环、同步电动机功角闭环控制。
MP2109 Each converter integrates a main switch and a synchronous rectifier for high efficiency without an external Schottky diode.
每一路变换器都集成了一个主开关管和同步整流管以提高效率，无需外部肖特基二极管。
This system mainly contains a single chip, a signal converter, a synchronous circuit and a pulse magnifier circuit.
系统主要由单片机、信号变送器、同步电路、脉冲放大电路组成。
The influence of HVDC converter controls on the mode damping of sub-synchronous oscillations (SSO) in a AC/DC power system is investigated in this paper by using eigenvalue analytical method.
采用特征值分析法研究交直流电力系统中HVDC换流器控制对次同步振荡（SSO）模态阻尼的影响。
The influence of HVDC converter controls on the mode damping of sub-synchronous oscillations (SSO) in a AC/DC power system is investigated in this paper by using eigenvalue analytical method.
采用特征值分析法研究交直流电力系统中HVDC换流器控制对次同步振荡（SSO）模态阻尼的影响。
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