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怎么设计利用数字控制的可调电压开关？_其他_设计456问答
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怎么设计利用数字控制的可调电压开关？
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2个答案
直接接在市电火线上；b点与开关另一接线端用红线连接；c点接绿色线；d点接红绿色线。开关控制插座，火线进开关后，您要调高的设定值超出压力范围了就没法调了。没有超出压力范围就用压力泵和压力表来调。
设计利用数字控制的可调电压开关时，可以利用Boost电路实现系统设计的升压转换，采用CPLD和单片机完成数字控制，软件编程得到PWM信号，通过调整占空比实现输出电压数字调节。而运用PI算法则是本系统设计的亮点，完美实现了宽输入，稳压输出。
