2007 Introduction to System Engineering 1 ECET/CPET 491 Senior Design Project II Intro to System Engineering Reference: System Engineering Management,

20072007 Introduction to System EngineeringIntroduction to System Engineering 11

ECET/CPET 491 Senior Design ECET/CPET 491 Senior Design Project IIProject II

Intro to System EngineeringIntro to System Engineering

Reference: System Engineering Management, 3Reference: System Engineering Management, 3rdrd, by , by Benjamin Blanchard, from John Wiley & Sons, IncBenjamin Blanchard, from John Wiley & Sons, Inc


Intro to System EngineeringIntro to System Engineering

The Current Environment The Current Environment Engineering Product LifecycleEngineering Product Lifecycle Definitions of SystemDefinitions of System Categories of SystemCategories of System The System EntitiesThe System Entities Major Elements of a SystemMajor Elements of a System The Hierarchy of SystemsThe Hierarchy of Systems Activities of System EngineeirngActivities of System Engineeirng


The Current EnvironmentThe Current Environment1.1. Constantly changing requirementConstantly changing requirement2.2. More emphasis on systemsMore emphasis on systems3.3. Increasing system complexityIncreasing system complexity4.4. Extended system life cyclesExtended system life cycles5.5. Greater utilization of commercial off-Greater utilization of commercial off-

the-shelf (COTS) productsthe-shelf (COTS) products6.6. Increasing globalizationIncreasing globalization7.7. Greater international competitionGreater international competition8.8. More OutsourcingMore Outsourcing9.9. Eroding industrial baseEroding industrial base10.10. Higher overall life cycle costsHigher overall life cycle costs


Engineering Product Life Cycle Engineering Product Life Cycle Conceptual DesignConceptual Design Preliminary DesignPreliminary Design Detailed Design and Detailed Design and

DevelopmentDevelopment Production and/or ConstructionProduction and/or Construction System Utilization and Sustaining System Utilization and Sustaining

SupportSupport Retirement and Phase-outRetirement and Phase-out


Definitions of SystemDefinitions of System DefinitionDefinition

• A complete system includes all A complete system includes all equipment, related facilities, material, equipment, related facilities, material, software, services, and personnel software, services, and personnel required for its operation and support to required for its operation and support to the degree that it can be considered a the degree that it can be considered a self-sufficient unit in its intended self-sufficient unit in its intended environmentenvironment

Definitions: MIL-STD-499Definitions: MIL-STD-499• A composite of equipment, skills, and A composite of equipment, skills, and

techniques capable of performing and/or techniques capable of performing and/or supporting an operational rolesupporting an operational role


Definitions of SystemDefinitions of System EIA/IS-632 Definition of a systemEIA/IS-632 Definition of a system

• An integrated composite of people, An integrated composite of people, products, and processes that products, and processes that provide a capability to satisfy a provide a capability to satisfy a stated need or objectivestated need or objective


Categories of SystemsCategories of Systems Natural and man-made systemsNatural and man-made systems Physical and conceptual systemsPhysical and conceptual systems Static and dynamic systemsStatic and dynamic systems Closed and open-loop systemsClosed and open-loop systems


The System EntitiesThe System Entities Inputs (needs)Inputs (needs) Mechanisms (resource Mechanisms (resource

requirements)requirements) ConstraintsConstraints SystemSystem OutputOutput


The System EntitiesThe System Entities Inputs (needs, requirements)Inputs (needs, requirements) Mechanisms (resource Mechanisms (resource

requirements)requirements)• Human (people)Human (people)• Equipment/softwareEquipment/software• Facilities/DataFacilities/Data• MaterialsMaterials• Maintenance supportMaintenance support


The System EntitiesThe System Entities ConstraintsConstraints

• TechnologyTechnology• EconomicEconomic• SocialSocial• PoliticalPolitical• EnvironmentalEnvironmental


The System EntitiesThe System Entities SystemSystem

• 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


Major Elements of a SystemMajor Elements of a System Prime operating equipmentPrime operating equipment Operating softwareOperating software Operating personnelOperating personnel Technical dataTechnical data Technical trainingTechnical training Test and support equipmentTest and support equipment Maintenance personnelMaintenance personnel Maintenance facilitiesMaintenance facilities Maintenance softwareMaintenance software Maintenance dataMaintenance data Supply support (spares/inventories)Supply support (spares/inventories) Consumable resourcesConsumable resources Transportation and handling equipmentTransportation and handling equipment OthersOthers


The Hierarchy of SystemsThe Hierarchy of Systems Transportation systemTransportation system

• Airplane systemAirplane system• Waterway systemWaterway system• Vehicular systemVehicular system

BusBus TruckTruck AutomobileAutomobile

• EngineEngine• FuelFuel• TransmissionTransmission• ElectricalElectrical


Related Terms and DefinitionsRelated Terms and Definitions Concurrent/Simultaneous EngineeringConcurrent/Simultaneous Engineering Integrated Product and Process Integrated Product and Process

DevelopmentDevelopment Logistics and Supply Chain Logistics and Supply Chain

ManagementManagement Integrated System Maintenance and Integrated System Maintenance and

SupportSupport Configuration ManagementConfiguration Management Total Quality ManagementTotal Quality Management Total System Value and Life-Cycle Total System Value and Life-Cycle

CostCost


Activities of System Engineering Activities of System Engineering Conceptual Design & Advanced Conceptual Design & Advanced

Planning PhasePlanning Phase Preliminary System Design PhasePreliminary System Design Phase Detailed Design and Detailed Design and

Development PhaseDevelopment Phase Production and/or Construction Production and/or Construction

PhasePhase Operational Use and System Operational Use and System

Support PhaseSupport Phase


Conceptual Design & Advanced Conceptual Design & Advanced PlanningPlanning

Need identificationNeed identification Requirement analysisRequirement analysis Operational requirementsOperational requirements Maintenance & support conceptMaintenance & support concept Evaluation of feasible technology Evaluation of feasible technology

applicationsapplications Selection of technical approachSelection of technical approach Functional definition of systemFunctional definition of system System planningSystem planning


Preliminary System DesignPreliminary System Design Functional analysisFunctional analysis Requirements allocationRequirements allocation Trade-off studiesTrade-off studies SynthesisSynthesis Preliminary designPreliminary design Test and evaluation of design concepts Test and evaluation of design concepts

(early prototyping)(early prototyping) Acquisition plansAcquisition plans ContractingContracting Project implementationProject implementation Major suppliers and supplier activities Major suppliers and supplier activities


Detailed Design & DevelopmentDetailed Design & Development Subsystem/component designSubsystem/component design Trade-off studies and evaluation of Trade-off studies and evaluation of

alternativesalternatives Development of engineering and Development of engineering and

prototype modelsprototype models Verification of manufacturing and Verification of manufacturing and

production processesproduction processes Development test and evaluationDevelopment test and evaluation Supplier activitiesSupplier activities Production planningProduction planning


Production and/or ConstructionProduction and/or Construction Production and/or construction of Production and/or construction of

system componentssystem components Supplier production activitiesSupplier production activities Acceptable testingAcceptable testing System distribution and operationSystem distribution and operation Developmental/operational test and Developmental/operational test and

evaluationevaluation Interim contract supportInterim contract support System assessmentSystem assessment


Operational Use and System Operational Use and System SupportSupport

System operation in the user System operation in the user environmentenvironment

Sustaining maintenance and logistic Sustaining maintenance and logistic supportsupport

Operational testingOperational testing System modification for improvementSystem modification for improvement Contractor supportContractor support System assessment (field data System assessment (field data

collection and analysis)collection and analysis)


Operational Use and System Operational Use and System SupportSupport

System operation in the user System operation in the user environmentenvironment

Sustaining maintenance and logistic Sustaining maintenance and logistic supportsupport

Operational testingOperational testing System modification for improvementSystem modification for improvement Contractor supportContractor support System assessment (field data System assessment (field data

collection and analysis)collection and analysis)

Documents

2007 Introduction to System Engineering 1 ECET/CPET 491 Senior Design Project II Intro to System Engineering Reference: System Engineering Management,