Feedback Control of Injection Rate of the Injection Molding Machine Based on PID Improved by Unsaturated Integral

<div>Step response test. (a) Comparison of three speed curves. (b) The error of traditional PID control. (c) The error of improved PID control.</div>

Shock and Vibration

Figure 9: Feedback Control of Injection Rate of the Injection Molding Machine Based on PID Improved by Unsaturated Integral 