Studying Of Plan Management System In Manufacturing Enterprise

This paper introduced the development process of information system in manufacturing enterprise, and namely explained the each characteristic from MRP to the MRPII and ERP development processed, and pointed out the development direction of management information system. This paper emphasized on principle and basic arithmetic of planning system. From the production plan to MPS, and from production plan to MRP with realized the method. Presenting the MRP basic arithmetic, and calculating by example, and analyzed from the calculation in the MPS to the process of MRP, depending on the principle of BOM. This paper gives the method of batch quantity rule and analyzes the influence to MRP calculation and the order cost problem, provides the useful data with the enterprise decision maker. This paper studied the flexibility decision method, and brought up the indetermination problem of the produce plan, discussed respectively the indetermination of need and the indetermination of supply, and explained the basic method, and analyzed the influence to descend rank calculation. Give the plan management model in supply chain environment, and finally r-ealized the most basic system, using Vc++ with Oracle8. 05 to develop C/S construction type plan management information system.