1) dual PWM converter
双PWM变换器
1.
As the interface between PMSG(Permanent Magnet Synchronous Generator) and grid,thenormal converter configurations of direct - drive wind power system with PMSG are analyzed, including the diode rectifier + inverter,the diode rectifier + DC/DC converter + inverter,and the back - to - back dual PWM converter.
永磁直驱风电系统变流器为永磁同步发电机和电网的接口,对其常用的拓扑进行了详细的分析和说明,包括不控整流+逆变器、不控整流+DC/DC变换+逆变器、背靠背双PWM变换器等拓扑,对其工作原理、应用和优缺点进行了介绍和对比,并针对风电机组对大功率变流器的需求,对大功率拓扑结构的特性和应用进行了详细的介绍。
2.
Compared with conventional cycloconverters, dual PWM converters have better input and output performances, less harmonic currents and a wider frequency adjustment range.
相比传统的循环变流器，作为兆瓦级变速恒频风电机组电控系统的核心部件，双PWM变换器转子励磁电源的输入输出特性更好，电力谐波更低，调速调频范围更宽。
2) back-to-back PWM converter
双PWM变换器
1.
The control of the grid-side PWM converter in the back-to-back PWM converter has been investigated in the paper.
在双PWM变换器的网侧PWM变换器的研究中,提出了定向矢量控制方案,并进行仿真验证了所提出方案的良好控制性能。
3) dual PWM converters
双PWM变换器
1.
As rotor-side power changes frequently during variable-speed constant-frequent(VSCF) wind generation operating,which causes dc-bus voltage fluctuation,the dual PWM converters control strategy is researched.
为解决变速恒频风机运行中转子侧功率变化频繁,直流母线电压波动剧烈的问题,对双PWM变换器控制策略进行了研究。
4) Doubly-PWM Converter
双PWM变换器
1.
Third, the paper analyzed doubly-PWM converter features and the difference between rotor side and grid side converter.
最后,采用MATLAB /SIMULINK对变速恒频双馈风力发电系统进行仿真研究,建立了包括风力机、双PWM变换器、两个控制模块、以及系统总体的仿真模型。
5) dual-PWM converter
双PWM变换器
1.
Control system for three-level dual-PWM converter based on RTW
基于RTW的三电平双PWM变换器控制系统设计
2.
A simplified electrical model of stray inductance in 2 MW doubly fed wind power dual-PWM converter was built,where the influence was analyzed.
双PWM变换器是MW级双馈型风力发电系统中的关键部件。
6) DualPWM Converter
双PWM型变换器
补充资料：变换器式功率因数表(见变换器式电表)
变换器式功率因数表(见变换器式电表)
transducer type power factor meter
b lanhuonq一sh一gongl口y一nshub(ao变换器式功率因数表(transdueer type powerfaetor meter)见变换器式电表。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条