OPERATION SYSTEM  DESIGN and PLANNING
Operation System  Design The  Integration  of  Product and Service  Delivery With the  Facilities and Process Technologies  Over the  Life Cycle of the Operations System , Which Permits Production of Goods and Service at Desired Quality, Volumes, and Cost
Framework Marketing Strategy  Capacity Strategy Organization Design Operation System Design OS Life Cycle OS Characteristics Process Technology  Diffusion
Operation System Life Cycle 1. Birth of the Operation System 2. Product/Service Design and Process Technology Selection 3. Design of Operation System 4. Star up of the Operation System 5. Growth of Volume 6. Stable State 7. Decline and Renewal of the System
Product/Service  Start-up  Growth  Stable  Decline Volume  Low  Increasing  High  Declining Variety   Unique  Inc.Standard  Emergence  High Standard Dom. Design  Process Technology   Organization   Project  Small Batch  Line flow  Line flow Job shop  Assembly  Assembly I nnovation  High  Medium  Medium  Low Integration  Low  Medium  Medium  High I ndustry  Structure  Small  Consolidation  Few large  Survivor competitor  and fallout  competitor  Competitive  Flexibility  Quality and  Price(cost)  Price(cost)  Priority  Flexibility  Delivery Product/Service and Process Technology Life Cycles
Operation System 1. Classical Project Job Shop Flow Shop 2. Emerging Variable Production Line Manufacturing Cells FMS CIM
Equipment and Physical Layout Characteristics Project  Job Shop  Flow Shop Size of Facility   Varies  Small  Large Process Flow   Circumference  Num, Pattern  Rigid Equipment   General  General  Specialized Capital Ints.   Varies  Low  High Capital Add.   Incremental  Small  Large Chunk Speed of Process   Varies  Slow  Fast Control   Worker  Worker &  Process Design Tech. Change   Slow  Average  Fast
Direct Labor and Work Force Characteristics Project  Job Shop  Flow Shop Labor value added   High  Average  Very Low Job content scope   Large  Average  Small Skill level   High  Average  Low Wage rate   High  Average  Low Worker training   V. High  High  Low
Material and Information Control Characteristics Project  Job Shop  Flow Shop Material Requirement   Varies  Unpredictable  Predictable Vertical Integration   None  Limited  Back&Forwd Inv. Raw Material   None  Small  Large WIP   Large  Large  Small Finished Goods   None  Small  High QC Responsibility   D. Labor  D. labor  QC Specialist Prod/Serv, Information  V. High  High  Low Scheduling   Uncertain  Changes  Inflexible
Process Management Characteristic Project  Job Shop  Flow Shop Challenges  Estimating  Lab.Utilization  Avoid Downtime Sequencing  Debottlenecking  Time Expansion Pacing  Learning Curve  Cost Minimizing Tools  PERT/  Load Chart  Line Balancing CPM  Optimization
Variable Production Line Dedicated High Volume Lines That Are Reconfigured to  Permit Some Process Variation  and Thus Several  Different Products or Service
Manufacturing Cell (MC) Dedicated Subset of Manufacturing System Designed to Process Part Families or Product Group Economies of Set-up Employee Learning Reduced WIP Shorter Throughput Time  Improved Responsiveness to Customer
Flexible Manufacturing System (FMS) Integrates and Enhances the Flexibility of Manufacturing Cell Through the Use of Centralized Control Systems Flexibility Approaching Job Shop With Material Handling Capability of a Flow Lines
Computer Integrated Manufacturing (CIM) Application of a computer system to link several separated information systems and technologies at different functional level Simplify, Automate and Integrate
Stage Toward A CIM Batch/Lot Process MRPII/SPC JIT &MC Focused factory Stable Flow FMS CAD/CAM Robotics AMH/GT CIM Information System Integration Traditional Mfg.  Variable Line Stage 3 Stage 1 Stage 2 Stage 4 To CIM Process Technology  Process Control System
Operation Flexibility Ability to Respond the Changes in Customer Requirements Product/Service  Process Technology *Volume  * Changeover *Mix  * Scheduling *Modification  * Innovation
Product/Service Flexibility Volume Ability to respond quickly to changes in the amount of particular product or service that is required Mix Ability to react quickly to changes in mix or proportion of products of a product family that are produced Modification Ability to incorporate changes in product characteristics and to develop and produce newly designed product
Process Flexibility Allows the operation manager to deploy or  re-deploy resources in response to variations in products/services, availability of resources, or process technology 1. Changeover Flexibility 2. Scheduling Flexibility 3. Innovation Flexibility
Process Flexibility Changeover Flexibility Ability to respond rapidly to different production set-ups required for various products Scheduling Flexibility Ability to vary the routing, sequence, or production  lot-sizes to accommodate required production volume Innovation Flexibility Ability to define and implement new technologies in production processes with minimal disruption
Characteristics of Process Flexibility Type of Flexibility  Respond To  Subcategories Changeover   Product/service  Product/service volume ( market driven)  Product/service range Product/service mix Product/service  modification Scheduling  Availability of  Material resources  Equipment (resources driven)  Labor Innovation   Product/service  Process Technology Process Technology  Process  Control or Information  Technology (technology driven)
Product/Service -Process Technology Continuum
Focus A Clear and sharply defined set of products, technologies, volumes and markets Process Focus Product/Service Focus
Product/Service -Process Technology Diffusion Process  Product/Service Volume Technology   Low   High Project Job Shop Disconnected Line Connected Line Continuous Enhanced Standardization (Right lateral Movement) Flexible Processes (Upward Movement) Enhanced Process Flow( Downward Movement) Modular Structure/ Variable Processing Line (Left lateral Movement )
Operation System Decision Making Position Major Technology Choice Equipment Selection & Specification  and  Layout Design Operation Planning
Position 1. Competitive Positioning  on the Product/Service-Process Technology Continuum 2. Definition of the Position on the Continuum 3. Identification of the Direction and Momentum of Movement Which Are Projected a. Right Lateral Movement b. Left Lateral Movement c. Upward Movement d. Downward Movement
Major Technology Choice Selecting the Process Technology of the Manufacturing or Service Operation, using: Classification Of Manufacturing Processes Classification Of Service Processes   Selecting the Supporting Information System
Classification Of Manufacturing Processes 1. Processes for Changing Physical Properties 2. Processes for Changing the Shape of Material 3. Processes for Machining Parts to a Fixed Dimension 4. Processes for Obtaining a Surface Finish 5. Processes for Joining Parts or Materials
Classification Of Service Processes 1. Process for relocating goods 2. Process for storing goods 3. Process for exchanging items 4. Process for physical transformation 5. Process for physiological transformation 6. Process for information transformation
Equipment Selection & Specification  And Layout Design Selecting Equipment to be used, a. General-purpose or Specialized Equipment b. Material Handling System Allocating Available Facilities  (Layout Design)
Equipment Selection Alternatives General Purpose  Specialized Cost  Low  High Operator skill&control   High , more control  Low, less control Output rate   Low-human pace  High-machine pace Setup time   Lower-problem pre-  High-problem ran- dictable &controllable  dom & highly tech. Maintenance Cost   Low-lower skill req’ed  High Product/service   Based on human  High-based on  Quality  control  machine accuracy WIP  High  Low Absolescence  Slower  High
Material Handling 1. Increasing Speed and Precision 2. Maximizing  the Use of Space and Equipment 3. Increasing Safety and Working Condition 4. Reducing Damage 5. Increasing Control
Principles of Material Handling 1 . Minimize the Number of Material Moves 2. Maximize the Unit Load Handled 3. Maximized Safety of Material Handling Equipment 4. Simplify the Material Handling Process 5. Maximize Pace Utilization 6. Integrate Storage and Handling System 7. Integrate Materials and Information Flows 8. Minimize Human Effort 9. Design for Improved Operability, Reliability, Maintainability and Flexibility
Types of Layout A. Traditional Layout 1. Fix Position Layout 2. Process Layout 3.   Product   Layout B. Automated Layout 4. Cellular Layout 5. Modular Layout
Operation Planning Creating Schedule Assessing That Schedule Through the Appropriate Capacity Evaluation Method
OPERATION PLANNING
Vertical Linkages Corporate Strategy Business Strategy Functional Strategy Operation/Production Management
Operation Planning Cycle Sales Target Operation Target Operation Schedule Material  Machine  Worker Operation Plan Shop Floor Operation Evaluation
Operation Planning System Input  :  Sales Target Output :  Operation Schedule Method:  Traditional, MRP or JIT Performance Criteria:  QCDFS
Performance Criteria Quality Cost Delivery Flexibility Safety
Example of Operation Objective Quality This Year  5 Next Year  Competitor Customer Satisfaction  75 %  85 %  75 % Scrap and Reject  15 %  5 %  10 % Warranty ( % COGS)  1 %  0.5 %  1% Cost COGM ( % COGS )  55 %  45 %  50% ITO  41 x  52 x  50 x
Example of Operation Objective Delivery This Year  5 Next Year  Competitor Fill Rate  90%  95%  95% Lead Time  (week)  3  1  1 Flexibility Time to Introduce New Product  10 month  6 month  8 month Time to Change Over Capacity  3 month  3 month  3 month
Operation Planning Method Traditional  MRP  JIT
Traditional Push Method Statistical and Optimization Partial Approach Flexible
MRP Pull Method Time Phasing  Logical Approach Integrated Approach Information Based
JIT Pull Method Time Phasing Elimination Waste Approach Integrated Approach Cultural Based

11 Operation System Design And Planning

  • 1.
    OPERATION SYSTEM DESIGN and PLANNING
  • 2.
    Operation System Design The Integration of Product and Service Delivery With the Facilities and Process Technologies Over the Life Cycle of the Operations System , Which Permits Production of Goods and Service at Desired Quality, Volumes, and Cost
  • 3.
    Framework Marketing Strategy Capacity Strategy Organization Design Operation System Design OS Life Cycle OS Characteristics Process Technology Diffusion
  • 4.
    Operation System LifeCycle 1. Birth of the Operation System 2. Product/Service Design and Process Technology Selection 3. Design of Operation System 4. Star up of the Operation System 5. Growth of Volume 6. Stable State 7. Decline and Renewal of the System
  • 5.
    Product/Service Start-up Growth Stable Decline Volume Low Increasing High Declining Variety Unique Inc.Standard Emergence High Standard Dom. Design Process Technology Organization Project Small Batch Line flow Line flow Job shop Assembly Assembly I nnovation High Medium Medium Low Integration Low Medium Medium High I ndustry Structure Small Consolidation Few large Survivor competitor and fallout competitor Competitive Flexibility Quality and Price(cost) Price(cost) Priority Flexibility Delivery Product/Service and Process Technology Life Cycles
  • 6.
    Operation System 1.Classical Project Job Shop Flow Shop 2. Emerging Variable Production Line Manufacturing Cells FMS CIM
  • 7.
    Equipment and PhysicalLayout Characteristics Project Job Shop Flow Shop Size of Facility Varies Small Large Process Flow Circumference Num, Pattern Rigid Equipment General General Specialized Capital Ints. Varies Low High Capital Add. Incremental Small Large Chunk Speed of Process Varies Slow Fast Control Worker Worker & Process Design Tech. Change Slow Average Fast
  • 8.
    Direct Labor andWork Force Characteristics Project Job Shop Flow Shop Labor value added High Average Very Low Job content scope Large Average Small Skill level High Average Low Wage rate High Average Low Worker training V. High High Low
  • 9.
    Material and InformationControl Characteristics Project Job Shop Flow Shop Material Requirement Varies Unpredictable Predictable Vertical Integration None Limited Back&Forwd Inv. Raw Material None Small Large WIP Large Large Small Finished Goods None Small High QC Responsibility D. Labor D. labor QC Specialist Prod/Serv, Information V. High High Low Scheduling Uncertain Changes Inflexible
  • 10.
    Process Management CharacteristicProject Job Shop Flow Shop Challenges Estimating Lab.Utilization Avoid Downtime Sequencing Debottlenecking Time Expansion Pacing Learning Curve Cost Minimizing Tools PERT/ Load Chart Line Balancing CPM Optimization
  • 11.
    Variable Production LineDedicated High Volume Lines That Are Reconfigured to Permit Some Process Variation and Thus Several Different Products or Service
  • 12.
    Manufacturing Cell (MC)Dedicated Subset of Manufacturing System Designed to Process Part Families or Product Group Economies of Set-up Employee Learning Reduced WIP Shorter Throughput Time Improved Responsiveness to Customer
  • 13.
    Flexible Manufacturing System(FMS) Integrates and Enhances the Flexibility of Manufacturing Cell Through the Use of Centralized Control Systems Flexibility Approaching Job Shop With Material Handling Capability of a Flow Lines
  • 14.
    Computer Integrated Manufacturing(CIM) Application of a computer system to link several separated information systems and technologies at different functional level Simplify, Automate and Integrate
  • 15.
    Stage Toward ACIM Batch/Lot Process MRPII/SPC JIT &MC Focused factory Stable Flow FMS CAD/CAM Robotics AMH/GT CIM Information System Integration Traditional Mfg. Variable Line Stage 3 Stage 1 Stage 2 Stage 4 To CIM Process Technology Process Control System
  • 16.
    Operation Flexibility Abilityto Respond the Changes in Customer Requirements Product/Service Process Technology *Volume * Changeover *Mix * Scheduling *Modification * Innovation
  • 17.
    Product/Service Flexibility VolumeAbility to respond quickly to changes in the amount of particular product or service that is required Mix Ability to react quickly to changes in mix or proportion of products of a product family that are produced Modification Ability to incorporate changes in product characteristics and to develop and produce newly designed product
  • 18.
    Process Flexibility Allowsthe operation manager to deploy or re-deploy resources in response to variations in products/services, availability of resources, or process technology 1. Changeover Flexibility 2. Scheduling Flexibility 3. Innovation Flexibility
  • 19.
    Process Flexibility ChangeoverFlexibility Ability to respond rapidly to different production set-ups required for various products Scheduling Flexibility Ability to vary the routing, sequence, or production lot-sizes to accommodate required production volume Innovation Flexibility Ability to define and implement new technologies in production processes with minimal disruption
  • 20.
    Characteristics of ProcessFlexibility Type of Flexibility Respond To Subcategories Changeover Product/service Product/service volume ( market driven) Product/service range Product/service mix Product/service modification Scheduling Availability of Material resources Equipment (resources driven) Labor Innovation Product/service Process Technology Process Technology Process Control or Information Technology (technology driven)
  • 21.
  • 22.
    Focus A Clearand sharply defined set of products, technologies, volumes and markets Process Focus Product/Service Focus
  • 23.
    Product/Service -Process TechnologyDiffusion Process Product/Service Volume Technology Low High Project Job Shop Disconnected Line Connected Line Continuous Enhanced Standardization (Right lateral Movement) Flexible Processes (Upward Movement) Enhanced Process Flow( Downward Movement) Modular Structure/ Variable Processing Line (Left lateral Movement )
  • 24.
    Operation System DecisionMaking Position Major Technology Choice Equipment Selection & Specification and Layout Design Operation Planning
  • 25.
    Position 1. CompetitivePositioning on the Product/Service-Process Technology Continuum 2. Definition of the Position on the Continuum 3. Identification of the Direction and Momentum of Movement Which Are Projected a. Right Lateral Movement b. Left Lateral Movement c. Upward Movement d. Downward Movement
  • 26.
    Major Technology ChoiceSelecting the Process Technology of the Manufacturing or Service Operation, using: Classification Of Manufacturing Processes Classification Of Service Processes Selecting the Supporting Information System
  • 27.
    Classification Of ManufacturingProcesses 1. Processes for Changing Physical Properties 2. Processes for Changing the Shape of Material 3. Processes for Machining Parts to a Fixed Dimension 4. Processes for Obtaining a Surface Finish 5. Processes for Joining Parts or Materials
  • 28.
    Classification Of ServiceProcesses 1. Process for relocating goods 2. Process for storing goods 3. Process for exchanging items 4. Process for physical transformation 5. Process for physiological transformation 6. Process for information transformation
  • 29.
    Equipment Selection &Specification And Layout Design Selecting Equipment to be used, a. General-purpose or Specialized Equipment b. Material Handling System Allocating Available Facilities (Layout Design)
  • 30.
    Equipment Selection AlternativesGeneral Purpose Specialized Cost Low High Operator skill&control High , more control Low, less control Output rate Low-human pace High-machine pace Setup time Lower-problem pre- High-problem ran- dictable &controllable dom & highly tech. Maintenance Cost Low-lower skill req’ed High Product/service Based on human High-based on Quality control machine accuracy WIP High Low Absolescence Slower High
  • 31.
    Material Handling 1.Increasing Speed and Precision 2. Maximizing the Use of Space and Equipment 3. Increasing Safety and Working Condition 4. Reducing Damage 5. Increasing Control
  • 32.
    Principles of MaterialHandling 1 . Minimize the Number of Material Moves 2. Maximize the Unit Load Handled 3. Maximized Safety of Material Handling Equipment 4. Simplify the Material Handling Process 5. Maximize Pace Utilization 6. Integrate Storage and Handling System 7. Integrate Materials and Information Flows 8. Minimize Human Effort 9. Design for Improved Operability, Reliability, Maintainability and Flexibility
  • 33.
    Types of LayoutA. Traditional Layout 1. Fix Position Layout 2. Process Layout 3. Product Layout B. Automated Layout 4. Cellular Layout 5. Modular Layout
  • 34.
    Operation Planning CreatingSchedule Assessing That Schedule Through the Appropriate Capacity Evaluation Method
  • 35.
  • 36.
    Vertical Linkages CorporateStrategy Business Strategy Functional Strategy Operation/Production Management
  • 37.
    Operation Planning CycleSales Target Operation Target Operation Schedule Material Machine Worker Operation Plan Shop Floor Operation Evaluation
  • 38.
    Operation Planning SystemInput : Sales Target Output : Operation Schedule Method: Traditional, MRP or JIT Performance Criteria: QCDFS
  • 39.
    Performance Criteria QualityCost Delivery Flexibility Safety
  • 40.
    Example of OperationObjective Quality This Year 5 Next Year Competitor Customer Satisfaction 75 % 85 % 75 % Scrap and Reject 15 % 5 % 10 % Warranty ( % COGS) 1 % 0.5 % 1% Cost COGM ( % COGS ) 55 % 45 % 50% ITO 41 x 52 x 50 x
  • 41.
    Example of OperationObjective Delivery This Year 5 Next Year Competitor Fill Rate 90% 95% 95% Lead Time (week) 3 1 1 Flexibility Time to Introduce New Product 10 month 6 month 8 month Time to Change Over Capacity 3 month 3 month 3 month
  • 42.
    Operation Planning MethodTraditional MRP JIT
  • 43.
    Traditional Push MethodStatistical and Optimization Partial Approach Flexible
  • 44.
    MRP Pull MethodTime Phasing Logical Approach Integrated Approach Information Based
  • 45.
    JIT Pull MethodTime Phasing Elimination Waste Approach Integrated Approach Cultural Based