PID控制是最早发展起来的经典控制策略, 是用于过程控制最有效的策略之一。由于其原理简单、技术成，在实际应用中较易于整定, 在工业控制中得到了广泛的应用。-PID control is the earliest development of classical control strategy up, is used to process the most effective strategies of control because of its simple technology i