Information Systems: Week 7

  • Created by: EvemChas
  • Created on: 23-01-23 17:54

MRP: Part 1

Materials Requirement Planning (MRP)

  • Production planning + inventory control system used manage maufacturing processes.


  • Master production schedule: Customer orders + forecast demand.
  • Bills of materials
  • Inventory records
  • Purchase orders: What being taught.
  • Materials plans: What needs built, what order.
  • Works orders.
1 of 4

MRP: Part 2

MRP Terminology

Master Production Schedule (MPS)

  • Statement volume + timing end products be made.
  • Drives whole operation: What been assembled, manufactured + bought.

Bill of Materials (BOM)

  • Definition: Comprehensive list parts, items, assemblies, subassemblies, drawings + other materials required create product.

Bill of Materials (BOM)

  • Assemblies, sub-assemblies + quantities
  • Inventory, Available, On hand
  • Lead time
2 of 4

MRP: Part 3

The MRP Process

  • Explode master production schedule (MPS).
  • MRP must start top level.
  • Identify what parts + assemblies required (Gross Requirements).
  • Check availability required parts + assemblies.
  • Every part/assembly required, not available (Net Requirements), Identify when work needs started it made available due date (Back Scheduling).
  • Generate appropriate works + purchase orders.
  • Repeat process next level Bill of Materials.

MRP 2 (Manufacturing Resource Planning)

  • MRP 2 method effective planning all resources manufacturing company.
  • (Original) MRP concerned primarily planning how much material A,B/C needed produce product Z.
  • MRP 2 concerned coordination entire manufacturing process (also including finance).
3 of 4

MRP: Part 4

MRP 2 (Manufactruing Resource Planning) Modules

MRP 2 systems usually modular construction, typically:

  • Master production schedule (MPS).
  • Item master data (Technical data).
  • Bill of materials (BOM) (Technical data).
  • Production resources data (Manufacturing Technical data).
4 of 4


No comments have yet been made

Similar Business Management resources:

See all Business Management resources »See all Information Systems resources »