aspen dynaminc问题？ 能连也不能运行啊, 很长时间没用ad了, 概念都有些生疏了, 呵呵. 但是, 控制肯定是op. pv是过程变量, sp是控制点. 从onlinehelp上面找到的, 你看看吧: configuring pid use the configure form to enter parameters for pid. the form is divided into four tabs for configuring different aspects of the controller. each of these is explained in this topic. you will need to change values on the tuning and ranges tab, but the default values on the filtering and other tab are suitable for most applications. to help you configure the controller, you should ensure that you have connected the process variable (pv) and output (op) connections, and then use the initialize values button on the configure form. when you click the button the current values of the measured variable and manipulated variable are used to initialize controller parameters as follows: name initialized to operator set point measured variable bias manipulated variable pv range minimum if measured variable 0 0 if measured variable 0 2 x measured variable if measured variable 0 0 if manipulated variable 0 2 x manipulated variable if manipulated variable 0 0 if your process models are written to work in time units other than hours查看更多
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