【摘要】 简要介绍了60Co集装箱CT检测系统的原理,详细分析了PID控制系统的稳态误差,并分析了引起定位误差的其他原因。系统的实际运行结果表明,通过对定位误差进行控制,系统的整体定位精度满足检测要求。更多还原

【Abstract】 This paper introduces briefly the principles of 60Co container CT inspection system,and analyzes the stable state error of PID control subsystem in detail.It also sets forth other reasons which lead into positioning error.It is proved that the final positioning error control can meet the demand of inspection system.更多还原