面向负荷的生产控制与JIT.pptx

Load-oriented manufacturing control just-in-time production for job shops;Introduction;content;1. Objectives of load-oriented manufacturing control;2. Structure of load-oriented manufacturing control; Multi-level closed-loop control system Higher controller level depends on the performance of the lower one.;3. Basic concept in load-oriented manufacturing control3.1 Basic relationship at a Work center; Basic relationship at work center to plan the Input, Output, Inventory and Lead time load limit = Planned output * (Planned lead time + Planning period) Planning period;.;.;A considering the available capacities of a short-term planning periods(1~2Week) Planned orders were scheduled backward Selects periodically those of the planned orders Step1. Establish urgent orders Step2. Release wotrkable orders Time limit;.;3. Basic concept in load-oriented manufacturing control3.4 Technique of load-oriented order entry;.;.;4.Overview of a load-oriented manufacturing control system;.;5.Example of the control system;.;Conclusion