输出值如下: PID 输出 = Kp * Error + Ki * Error * dt + Kd * Derivative + CV Bias 标准 ISA (PID_ISA) 运算规则计算公式如下: PID Output = Kc * (Error + Error * dt/Ti + Td * Derivative) + CV Bias Kc 为控制器增益，Ti 微积分时间，Td 为微分时间。

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