查询词典 inverter

The auther finished the analysis for testing platforms of the auxiliary invertor system of electric locomotive. The result shows that the improved test platform can not only test the performances of the auxiliary inverter of electric locomotive but also can save lots of energy.

本文开展了试验平台主电路拓扑结构的研究，提出了几种改进型电力机车辅助逆变器测试平台的主电路拓扑结构方案并进行了比较分析，其中改进型的结构方案不仅能有效测试辅助变流器的性能，而且能节约能源。

Through analysis to multilevel invertor a method of switching angle control for Diode-clamping Multilevel Inverter is introduced. The quantity of wave for output voltage is improved and the content of harmonics is reduced. And a design is carried on to realize the control mode based on TMS320F2407DSP.

通过分析多电平逆变器的拓扑结构，选择二极管箝位型多电平逆变器为研究对象，提出在二极管箝位型逆变电路中实现开关角控制的方法，该方法减少了谐波的含量，改善了输出电压的波形，并以TMS320F2407DSP为平台进行了设计实现了该控制策略。

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耐高温的毛毡系列； 5、橡胶、聚氨酯高强钢丝材质的同步齿形带； 6、编织、针刺瓦楞纸板输送带； 7、三角带、圆带、广角带、多沟带、变速带、钢扣等； 8、不锈钢平板链；塑钢平板链、模块化网板；9、专业订做自动化生产流水线； 10、进口轴承、链条、电动机、减速机、变频器等； 11、工业用布、活性炭纤维、针刺过滤材料、耐高温毛毡、密封材料。

In this paper a hybrid active power filter method is proposed to suppress the harmonics of a PWM inverter rating 50 kVA. Simulation and experimental result are also given.

针对一台50 kVA变频器谐波源，提出了一种混合有源电力滤波器的谐波治理方案，分析了其原理并进行了仿真和实验。

This paper introduces the control of the laneway stacker type stereoscopic garage with PLC and frequency inverter and touch panel.

文章介绍了基于PLC、变频器、触摸屏的人机界面为控制核心的有轨巷道堆垛式立体车库的设计。

Operations of a 10-stage QSSERL inverter chain and a 2-bit QSSERL LLA fabricated in the charted 0.35μm standard CMOS technology has also been experimentally verified.

采用QSSERL设计的十级反向器链和两比特的对数超前进位加法器在charted0.35μm CMOS工艺下流片。

Inverter+PLC+Touch Screen control,magnetic powder clutch regulate twisting tension,constant strain.

控制Control 均有变频器+PLC程控器+触摸屏控制，磁粉离合器调节绞线张力，张力恒定。

In the implementation of the DTC method, two hysteresis comparators are used to control the magnetic flux and torque, and the switching of the inverter is decided by a optimized switching table.

控制系统采用磁链及转矩滞环比较方法得到控制量，并通过查控制电压开关表选择最优电压空间矢量的方法实现对电机的直接转矩控制。

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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。