199x Filetype PPTX File size 2.08 MB Source: www.u.arizona.edu
LEARNING OBJECTIVES • After this lecture, students will be able to 1. Describe the inputs, outputs, and nature of MRP processing. 2. Explain bill of materials 3. Explain time-phased product structure 4. Describe differences between MRP and ERP MIS 373: Basic Operations Management 2 MRP • Material requirements planning (MRP): • A computer-based information system that translates master schedule requirements for end items into time- phased requirements for subassemblies, components, and raw materials. • The MRP is designed to answer three questions: 1. What is needed? 2. How much is needed? 3. When is it needed? MIS 373: Basic Operations Management 3 MRP OVERVIEW How much and when finished product is desired Composition of a finished products How much inventory is on hand or on order MIS 373: Basic Operations Management 4 MRP INPUTS • MRP Inputs • Master schedule • How much and when finished product is desired • Bill of Materials (BOM) • Composition of a finished products • Inventory Records • How much inventory is on hand or on order MIS 373: Basic Operations Management 5 MRP INPUTS: MASTER SCHEDULE • Master schedule: • States: • Which end items are to be produced • When these are needed • In what quantities (customer orders, forecasts, order from warehouses to build up seasonal inventories). Weekly Quantity Item X 11 12 13 14 15 16 17 18 Quantity 100 150 MIS 373: Basic Operations Management 6
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