md021_Topic05_ProcessSelectionFacilityLayout

md021_Topic05_ProcessSelectionFacilityLayout - Operations...

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Operations Management (MD021) Process Selection and Facility Layout
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Agenda Defining “Process” Process Types and the Product-Process Matrix Process Selection Automation Facility Layout
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Defining “Process”
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Process – Three Definitions A Manufacturing Process is a configuration of people, technology, systems, and information, used to transform inventories of physical inputs into physical outputs. A Service Process is a configuration of technologies and service delivery personnel (and their associated methods, training, information) used to deliver a service- product An e-Service Process is a configuration of digital technologies, supporting physical technologies, and human service personnel used to deliver an e-Service
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My View of Process Evolution
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Eras of Operations Management 10,000 BC - 1700 AD - 1850 - 1900 -1975 1975 - 1990 - 2000 - Craft Job Shop Production Batch Production Mass Production Process and Quality Improvemen t Mass Customization Extreme Personalization Collaborative Customization Skilled artisan Apprentices Division of labor Mechanization Interchangeable parts Highly repetitive Specialized worker tasks Continual improvement of quality Digitally automated technology for needs analysis, product design, production Distributed across WWW High flexibility High cost Design quality Low flexibility High efficiency Low cost Conformance quality Customization, innovative design quality, modular flexibility Customer value, great service, fast delivery time, high flexibility High variety Low volume Low variety High volume High variety High volume Tradeoffs Elimination of Tradeoffs
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Eras of Operations Management Craft Job Shop Production Batch Production Mass Production Process and Quality Improvemen t Mass Customization Extreme Personalization Collaborative Customization uses … Project Job Shop Process Batch Shop Process Flow Shop Process Continuous Flow Process Flow Shop Continuous Flow Flexible Flow Flexible Automation Networked/ Distributed Process is useful for . . Make-to-order Make-to-order Make-to-order Assemble-to- order Make-to-stock Assemble-to- order Make-to-stock Assemble-to- order Make-to-stock Assemble-to- order Make-to-order Make-to-order
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Theory Behind the Eras of OM Evolution of Process Control (Jaikumar 1988) Mechanization (Machine and Human Control) Intelligent (Computerized Control) High Discretion High Scope Craftsmen (Projects) English system Job shop Batch flow FAB Labs Networks Mass customization Flexible Manuf. Sys. (FMS) CIM American system Computer NC Numerical Control (NC) Low Discretion Low Scope Taylor Discrete flow Continuous flow Dynamic Discrete flow Continuous flow Collaborative Customization
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Process Types and the Product-Process Matrix
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Project Process Type Projects Nonroutine Unique set of objectives/custom Limited time frame Processes, people, materials are brought to the location of the project activities Examples: house building, ship building, rock concerts
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Manufacturing Processes Hayes and Wheelwright (1979) Job Shop
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This document was uploaded on 12/07/2010.

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md021_Topic05_ProcessSelectionFacilityLayout - Operations...

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