1. 2007 Introduction to System Engineering 1 ECET/CPET 491 Senior Design Project II Intro to System Engineering Reference: System Engineering Management, 3 rd, by Benjamin Blanchard, from John Wiley & Sons, Inc

2. 2007 Introduction to System Engineering 2 Intro to System Engineering The Current Environment The Current Environment Engineering Product Lifecycle Engineering Product Lifecycle Definitions of System Definitions of System Categories of System Categories of System The System Entities The System Entities Major Elements of a System Major Elements of a System The Hierarchy of Systems The Hierarchy of Systems Activities of System Engineeirng Activities of System Engineeirng

3. 2007 Introduction to System Engineering 3 The Current Environment 1.Constantly changing requirement 2.More emphasis on systems 3.Increasing system complexity 4.Extended system life cycles 5.Greater utilization of commercial off-the-shelf (COTS) products 6.Increasing globalization 7.Greater international competition 8.More Outsourcing 9.Eroding industrial base 10.Higher overall life cycle costs

4. 2007 Introduction to System Engineering 4 Engineering Product Life Cycle Conceptual Design Conceptual Design Preliminary Design Preliminary Design Detailed Design and Development Detailed Design and Development Production and/or Construction Production and/or Construction System Utilization and Sustaining Support System Utilization and Sustaining Support Retirement and Phase-out Retirement and Phase-out

5. 2007 Introduction to System Engineering 5 Definitions of System Definition Definition A complete system includes all equipment, related facilities, material, software, services, and personnel required for its operation and support to the degree that it can be considered a self-sufficient unit in its intended environmentA complete system includes all equipment, related facilities, material, software, services, and personnel required for its operation and support to the degree that it can be considered a self-sufficient unit in its intended environment Definitions: MIL-STD-499 Definitions: MIL-STD-499 A composite of equipment, skills, and techniques capable of performing and/or supporting an operational roleA composite of equipment, skills, and techniques capable of performing and/or supporting an operational role

6. 2007 Introduction to System Engineering 6 Definitions of System EIA/IS-632 Definition of a system EIA/IS-632 Definition of a system An integrated composite of people, products, and processes that provide a capability to satisfy a stated need or objectiveAn integrated composite of people, products, and processes that provide a capability to satisfy a stated need or objective

7. 2007 Introduction to System Engineering 7 Categories of Systems Natural and man-made systems Natural and man-made systems Physical and conceptual systems Physical and conceptual systems Static and dynamic systems Static and dynamic systems Closed and open-loop systems Closed and open-loop systems

8. 2007 Introduction to System Engineering 8 The System Entities Inputs (needs) Inputs (needs) Mechanisms (resource requirements) Mechanisms (resource requirements) Constraints Constraints System System Output Output

9. 2007 Introduction to System Engineering 9 The System Entities Inputs (needs, requirements) Inputs (needs, requirements) Mechanisms (resource requirements) Mechanisms (resource requirements) Human (people)Human (people) Equipment/softwareEquipment/software Facilities/DataFacilities/Data MaterialsMaterials Maintenance supportMaintenance support

10. 2007 Introduction to System Engineering 10 The System Entities Constraints Constraints TechnologyTechnology EconomicEconomic SocialSocial PoliticalPolitical EnvironmentalEnvironmental

11. 2007 Introduction to System Engineering 11 The System Entities System System TransportationTransportation CommunicationsCommunications Manufacturing plantManufacturing plant Power distributionPower distribution Information processingInformation processing Water reuse and distributionWater reuse and distribution Waste disposalWaste disposal University/CollegeUniversity/College Chemical processing plantChemical processing plant Office complexOffice complex Electrical, electronic, mechanicalElectrical, electronic, mechanical Other functional entitiesOther functional entities

12. 2007 Introduction to System Engineering 12 Major Elements of a System Prime operating equipment Prime operating equipment Operating software Operating software Operating personnel Operating personnel Technical data Technical data Technical training Technical training Test and support equipment Test and support equipment Maintenance personnel Maintenance personnel Maintenance facilities Maintenance facilities Maintenance software Maintenance software Maintenance data Maintenance data Supply support (spares/inventories) Supply support (spares/inventories) Consumable resources Consumable resources Transportation and handling equipment Transportation and handling equipment Others Others

13. 2007 Introduction to System Engineering 13 The Hierarchy of Systems Transportation system Transportation system Airplane systemAirplane system Waterway systemWaterway system Vehicular systemVehicular system Bus Bus Truck Truck Automobile Automobile EngineEngine FuelFuel TransmissionTransmission ElectricalElectrical

14. 2007 Introduction to System Engineering 14 Related Terms and Definitions Concurrent/Simultaneous Engineering Concurrent/Simultaneous Engineering Integrated Product and Process Development Integrated Product and Process Development Logistics and Supply Chain Management Logistics and Supply Chain Management Integrated System Maintenance and Support Integrated System Maintenance and Support Configuration Management Configuration Management Total Quality Management Total Quality Management Total System Value and Life-Cycle Cost Total System Value and Life-Cycle Cost

15. 2007 Introduction to System Engineering 15 Activities of System Engineering Conceptual Design & Advanced Planning Phase Conceptual Design & Advanced Planning Phase Preliminary System Design Phase Preliminary System Design Phase Detailed Design and Development Phase Detailed Design and Development Phase Production and/or Construction Phase Production and/or Construction Phase Operational Use and System Support Phase Operational Use and System Support Phase

16. 2007 Introduction to System Engineering 16 Conceptual Design & Advanced Planning Need identification Need identification Requirement analysis Requirement analysis Operational requirements Operational requirements Maintenance & support concept Maintenance & support concept Evaluation of feasible technology applications Evaluation of feasible technology applications Selection of technical approach Selection of technical approach Functional definition of system Functional definition of system System planning System planning

17. 2007 Introduction to System Engineering 17 Preliminary System Design Functional analysis Functional analysis Requirements allocation Requirements allocation Trade-off studies Trade-off studies Synthesis Synthesis Preliminary design Preliminary design Test and evaluation of design concepts (early prototyping) Test and evaluation of design concepts (early prototyping) Acquisition plans Acquisition plans Contracting Contracting Project implementation Project implementation Major suppliers and supplier activities Major suppliers and supplier activities

18. 2007 Introduction to System Engineering 18 Detailed Design & Development Subsystem/component design Subsystem/component design Trade-off studies and evaluation of alternatives Trade-off studies and evaluation of alternatives Development of engineering and prototype models Development of engineering and prototype models Verification of manufacturing and production processes Verification of manufacturing and production processes Development test and evaluation Development test and evaluation Supplier activities Supplier activities Production planning Production planning

19. 2007 Introduction to System Engineering 19 Production and/or Construction Production and/or construction of system components Production and/or construction of system components Supplier production activities Supplier production activities Acceptable testing Acceptable testing System distribution and operation System distribution and operation Developmental/operational test and evaluation Developmental/operational test and evaluation Interim contract support Interim contract support System assessment System assessment

20. 2007 Introduction to System Engineering 20 Operational Use and System Support System operation in the user environment System operation in the user environment Sustaining maintenance and logistic support Sustaining maintenance and logistic support Operational testing Operational testing System modification for improvement System modification for improvement Contractor support Contractor support System assessment (field data collection and analysis) System assessment (field data collection and analysis)

21. 2007 Introduction to System Engineering 21 Operational Use and System Support System operation in the user environment System operation in the user environment Sustaining maintenance and logistic support Sustaining maintenance and logistic support Operational testing Operational testing System modification for improvement System modification for improvement Contractor support Contractor support System assessment (field data collection and analysis) System assessment (field data collection and analysis)