英汉例句

• A PWM inverter control system based on DSP TMS320C14 is constructed to verify the proposed control scheme.

  本文并建构以DSPTMS320C14为基础的脉宽调变换流器之数位控制系统，来进行控制理论之验证。

• In addition, the control methods of PWM inverter and its dc side voltage are discussed.

  此外，讨论了PWM逆变器及其直流侧电压的控制方法。

• According to wave analysis and theoretical calculation of PWM inverter with delay-loop current tracing, this paper proposes a frequency control system with current tracing SPWM.

  通过对滞环电流跟蹤型pwm逆变器的波形分析和理论计算，提出一种固定开关频率型电流跟蹤SPWM变频调速系统。

• The out-put waveform of a three-phase PWM inverter for the trapezoidal modulation signal is investigated both theoretically and experimentally.

  对梯形调制信号的三相pwm逆变器输出波形从理论和实验两个方面作了研究。

• This method is available to increase the PWM inverter 's output accuracy.

  该控制方法能有效地提高PWM逆变器的输出精度。

• The common and differential mode voltage produced by the PWM inverter can generate large common and differential current in the motor driving system.

  由三相pwm逆变器产生的共模和差模电压可以在电机驱动中产生足够大的共模和差模电流。

• The requirements for microprocessor control associated with a. c. variable speed control systems of PWM inverter are reviewed in this paper.

  本文回顾了PWM逆变器交流调速系统对微机控制的要求。

• PWM inverter AC motor bring the harmonic current, It pollute electric power systems.

  PWM逆变器驱动电机时，对电源端产生谐波电流，给电力电网造成污染。

• Model of digital PWM inverter with two-level structure is analyzed.

  对数字pwm逆变器两电平结构的数学模型进行了分析。

• The saw-tooth carrier waves with positive or negative slope alternately are studied and applied into the three-phase PWM inverter soft-switching operation.

  研究采用正负斜率交替的锯齿载波，成功地解决了主电路在任何电压矢量下都能实现零电压开关动作；

• A novel Zero Voltage Switching(ZVS)double PWM inverter topology circuit is proposed which contains such advantage as the most simple structure.

  提出一种新颖的零电压开关（ZVS）双PWM变频主电路拓扑结构，具有结构最简单的优点；

• Aimed at the influence on the inverter output voltage caused by the PWM inverter dead-time, one dead time compensation strategy is proposed.

  针对PW M电压型变频器死区时间对输出电压的影响，提出了一种死区时间补偿方案。

• Finally, discuss the PWM inverter mathematic model and obtain the conclusion that PWM rectifier analytic method can be used in PWM inverter.

  最后讨论了PWM逆变器的数学模型，得出可以用分析三相pwm整流器的方法来分析PWM逆变器的结论。

• The expressions of the Fourior series corresponding to these waves were derived and it is possible to analyse the harmonic contents of PWM inverter output in theory.

  较严格的数学推导过程，为理论上对逆变器输出的谐波成分计算分析提供了依据。