lecture 7 Chapters 3-4 - Chapter 3 The MRP Crusade...

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Unformatted text preview: Chapter 3 The MRP Crusade Sections: 3.1-3.1.7 Contents s Introduction to Production Planning Activities s Master Production Scheduling (MPS) s Material Requirement Planning (MRP) s Capacity Planning s Improvement in MRP Overview of Production Planning Activities b Production Planning: Given specific process planning, process technologies, and production conditions, roduction planning Process Planning Aggregate Planning Master Production Scheduling Demand Forecast Rough-cut Long Range edium Strategic capacity Planning Order production planning predetermine varieties, quantities, quality, and schedules of products to be produced according to market demand of products; Figure 1. Framework of Production Planning Activities (MPS) Material Requirement Planning (MRP) Operations Scheduling (Shop floor Scheduling & Control) capacity Planning Medium Range Short range Capacity Req. Planning Management Time Dimensions: s Long-range planning is done annually and focus on a planning horizon greater than one year; edium nge planning Process Planning Aggregate Planning aster Production Scheduling Demand Forecast ough ut Long Range Strategic capacity Planning rder Overview of Production Planning Activities s Medium-range planning usually covers a period from 6 months to 12 months, with monthly or sometimes quarterly time increments; s Short-range planning covers a period from one day or less to six months, with weekly time increment usually. Figure 1. Framework of Production Planning Activities Master Production Scheduling (MPS) Material Requirement Planning (MRP) Operations Scheduling (Shop floor Scheduling & Control) Rough-cut capacity Planning Medium Range Short range Capacity Req. Planning Order Management s Process Planning determines the specific technologies and procedures required to produce a product a service. s Strategic capacity planning Process Planning Aggregate Planning Demand Forecast Long Range Strategic capacity Planning Overview of Production Planning Activities determines long-term capabilities (e. g. size and scope) s Aggregate planning concerns with setting up production rate by product family or other categories for intermediate term (6-18 months). Figure 1. Framework of Production Planning Activities Master Production Scheduling (MPS) Material Requirement Planning (MRP) Operations Scheduling (Shop floor Scheduling & Control) Rough-cut capacity Planning Medium Range Short range Capacity Req. Planning Order Management s Master production scheduling generates the amounts and dates of specific items required by orders. s The inputs into MPS are arrived orders and AP results. Process Planning Aggregate Planning Demand Forecast Long Range Strategic capacity Planning Overview of Production Planning Activities s Rough-cut capacity planning is used to verify that the production and warehouse facilities, equipment, and labor are available , and the key suppliers have allocated sufficient capacity to provide materials when needed....
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This note was uploaded on 04/25/2010 for the course IE 654 taught by Professor Smith during the Spring '10 term at 카이스트, 한국과학기술원.

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lecture 7 Chapters 3-4 - Chapter 3 The MRP Crusade...

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