详细研究了ＦＭＳ制造单元生产计划调度系统的功能需求，提出了由单元生产作业计划、静态作业调度和实时动态作业调度三个调度层次组成的递阶单元控制器生产计划调度系统。还较详细地论述了各控制层的主要目的、要求和计划调度的具体内容。

After researching the function requirements of the planning and scheduling in manufacturing cells, the paper advanced a control structure with three phases, i. e. planning , scheduling and dispatching. The paper represented in detail the main purposes, requirements and scheduling actions in each phase. It suits to general machining FMSs.

TH165