The carrier shifted-phase PWM technique can been used in cascade multilevel inverter, in addition, the step waveform strategy is good strategy, too.
级联型多电平变频器控制策略除了采用载波相移PWM技术外,阶梯波算法也是一种比较好的控制策略。
Different signals such as sine waveform, step waveform and exponential waveform are available. Its frequency and phase can be adjusted precisely through the front panel.
此信号发生器可以方便输出正弦波、方波和指数波等各种不同波形的信号,输出信号的频率和幅值等参数可通过前面板控制。
The paper introduces a multi-level H-bridge converter, which produces 18-step waveform according to required control method. The standard sine waveform can be gotten after passing through the filter.
介绍了一种多级H桥并联变换器,通过一定的控制方式使每个H桥变压器副边产生的波形叠加成18阶梯波,经滤波后可得到比较标准的正弦波。
That is the first step to fulfil DICOM-support of waveform equipment.
完成波形的信息对象定义,这是解决波形类仪器支持DICOM标准的第一步。
We use the response waveform from the calibrating with step or steady sine current to calculate the transfer function of a seismometer.
介绍了利用地震计对阶跃电流标定或稳态正弦电流标定的响应波形获取地震计传递函数的方法。
The digital comparator designed with FPGA generates several PWM current waveform synchronously, to realize the step angles even division control for four-phase stepping motor.
并通过FPGA设计的数字比较器,同步产生多路PWM电流波形,实现对四相步进电动机转角进行均匀细分控制。
A number of design formulars for the step height of waveform, the transformer coil and commutation components are derived.
文中导出了这一波形的阶梯高度、变压器线匝和换流元件的设计公式。
The waveform of step voltage calculated from a triggered lightning current is obtained and it is identical to the measured result.
根据人工引雷实测电流计算了其近区跨步电压的波形,取得了与实测数据一致的结果。
This paper proposed a modeling method using inverter step response waveform data to improve the precision of compensator based on waveform library control technique.
为了提高补偿器的补偿精度,根据波形库控制技术提出基于控制对象单位阶跃响应波形的建模方法。
The magnitude comparator designed with FPGA generates several PWM current waveform synchronously, to realize the step angles even division control for four-phase stepping motor.
并通过FPGA设计的数字比较器,同步产生多路PWM电流波形,实现对四相步进电动机转角进行均匀细分控制。
The ambiguity function of step frequency coded signal is discussed. An up-down step frequency coded signal waveform is designed with its processing method.
本文讨论了步进频率编码信号的模糊函数,提出了一种正负步进频率编码信号及其处理方法。
Actuating process of the balancer is discussed and then a step drive voltage waveform is defined.
介绍了平衡头作动过程,基于此给出了阶跃型驱动电压波形。
The electrokinetic potential waveform output by a power supply in the electrodepositing system is a continuous scanning potential waveform or a step scanning potential waveform;
电沉积体系中的电源输出的动电位波形是连续扫描电位波 形,或阶梯扫描电位波形;
The electrokinetic potential waveform output by a power supply in the electrodepositing system is a continuous scanning potential waveform or a step scanning potential waveform;
电沉积体系中的电源输出的动电位波形是连续扫描电位波 形,或阶梯扫描电位波形;
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