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Question

PWM控制技术一直是变频技术的核心技术之一。从最初采用模拟电路完成三角调制波和参考正弦波比较，产生正弦脉宽调制SPWM信号以控制功率器件的开关开始，到目前采用全数字化方案，完成优化的实时在线的PWM信号输出，可以说直到目前为止，PWM在各种应用场合仍占主导地位,并一直是人们研究的热点。SIMULINK是结合了框图界面和交互仿真能力的非线性动态系统仿真工具。它以MATLAB的核心数学、图形和语言为基础。利用SIMULINK实现对PWM波形的仿真可以得到PWM的标准波形,对于PWM波形的分析及老师教学都有重要用途。

Answer 1

PWM控制技术的核心技术的变频控制技术,调整方便。用模拟电路从最初的调制波和完整的三角形形成对比的是,生产参考正弦波SPWM正弦脉宽调制信号来控制功率器件的开关开始目前采用数字化方案,完成优化PWM信号的实时在线的输出,可以这样说,直到现在,仍占主导地位的PWM在各种应用,一直是研究的热点。SIMULINK结合界面和交互仿真图的非线性动态系统的容量模拟工具。它,用MATLAB语言核心数学、图形和为基础。利用SIMULINK仿真实现了PWM波形的标准波形能获得脉宽调制PWM波形的分析和教师教学都有重要的应用。

好像是什么电子设备的说明书

Answer 2

PWM control technology has been one of the core technology of frequency conversion technology. Using analog circuit from the initial modulation wave and complete triangle comparison, produce reference sine wave SPWM sine pulse-width modulation signal to control the power of switching devices began to currently USES digital program, complete optimized real-time online PWM signal output, it can be said that until now, PWM in various applications still dominant, and has always been the research focus. SIMULINK is combined with diagram interface and interactive simulation of nonlinear dynamic system capacity simulation tools. It with MATLAB core mathematics, graphics and language as a foundation. Using SIMULINK PWM waves to achieve the simulation of standard waveforms can be obtained for PWM PWM waves analysis and the teacher teaching all have important applications.

Answer 3

PWM control technology has been one of the core technology of frequency conversion technology. Using analog circuit from the initial modulation wave and complete triangle comparison, produce reference sine wave SPWM sine pulse-width modulation signal to control the power of switching devices began to currently USES digital program, complete optimized real-time online PWM signal output, it can be said that until now, PWM in various applications still dominant, and has always been the research focus. SIMULINK is combined with diagram interface and interactive simulation of nonlinear dynamic system capacity simulation tools. It with MATLAB core mathematics, graphics and language as a foundation. Using SIMULINK PWM waves to achieve the simulation of standard waveforms can be obtained for PWM PWM waves analysis and the teacher teaching all have important applications.

Answer 4

PWM control technology has been one of the core technology of frequency conversion technology. Analog circuit to complete from the initial triangle and the reference sine wave modulation compared to SPWM signal sinusoidal pulse width modulation to control the switching power devices start to the current all-digital solutions, complete optimization of the PWM signal output real-time online, you can say that until the So far, PWM in a variety of applications still dominant, and has been one of the hot spots. SIMULINK is a combination block diagram interface and interactive simulation capabilities for nonlinear dynamic system simulation tool. It MATLAB core math, graphics, and language-based. Using SIMULINK simulation to realize the PWM waveform can be a standard PWM waveforms, the PWM waveform analysis and teacher education has an important purpose.