what is systems engineering? · burj al arab united arab emirates architecture, civil and...

© 2011 Atkins

What is Systems Engineering?Jon ElphickHead of Systems Engineering, Rail Solutions, Atkins

INCOSE RIG/IAM Workshop20th September 2011

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Outline• What is Systems Engineering?

– Different Things to Different People…

• Share 3 Perspectives – A Process View– A Whole System View– A Whole Life View

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Systems Engineering?• 10 Systems Engineers in a room

– 20 definitions of SE!• INCOSE

– At least 3 definitions• It can be a Process, Approach, Discipline

or a set of Competencies– It can include or exclude specialist systems related areas – e.g.

HF, EMC, Safety– It overlaps significantly with PM – e.g. Change Control, Risk

Management, Information Management– It is done by Engineering Managers and/or Project Engineers

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Royal Academy of Engineering

• “There’s a great deal of pointless and near-theological debate about systems terminology

• It’s about designing systems that work!”

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Process View (ISO15288)Investment

Management

Lifecycle Management

Planning Assessment Control Decision Making

Configuration Management

Information Management

Acquisition Supply

Maintenance

Stakeholder Requirements

Definition

Transition

Operation

Requirements Analysis Verification

Architectural Design Integration

Implementation

Tailoring

DisposalValidation

Enterprise Processes

Portfolio, Programme & Project Processes

Engineering & Technical Processes

Special Processes

Resource Management

Enterprise Management

Policy & Strategy

Risk Management

Service Delivery & Operational Processes

Supply Network Processes

ProductionUtilisation &

SupportConcept RetirementDevelopment

?

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“Systems Engineering is cursed by the fact it has refined and become defined by the use of process to leverage benefits” – John Thomas, INCOSE President Elect

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The Genesis of Systems Engineering

• Early electrical and electronic system&

• General Systems Theory– Von Bertalanffy, 1968

• Explosion in computer/software/telecommunications systems in the 50 years has favoured the former– system synonymous with computer

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Traditional Non-Systemic Approach

Reproduced from the SystemsWiki

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Systemic Approach

Reproduced from the SystemsWiki

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Systems ThinkingEnd Game

Lateral Thinkers

Mediators

Simplify ComplexityInquisitive into

the whole

Optimise parts does

not optimise whole

Don’t treat a problem

where it is found

See details in context of the

whole

Soft Systems Methodology

System Dynamics Modelling

Architecture

Causal Loops

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Successful programmes

Poor programmes

Eric Honour – Successful Programmes Focus on Mission/Purpose Definition

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Technical LeadershipAs exercised by the Systems Engineer, is crucial to the success of each programme role

John Thomas, INCOSE President Elect

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Whole Life – Whole System

Define benefits

Characterisecapability

Designcapability

Acceptcapability

Realise benefits

Focus on value

Focus on purpose

Focus on solution

Delivercomponents

Integratecapability

Use

Developed by Duncan Kemp, DfT

Definecomponentrequirements

Articulate needfor change Ring’s Value

Cycle

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Define benefits


Designcapability

Acceptcapability

Realise benefits

Focus on value

Focus on purpose

Focus on solution

Delivercomponents

Integratecapability

Use


Articulate needfor change

Current Underground services are overcrowded and stunting London economic growth

•Improved London economy•Better passenger experience

•Increase capacity by 10%•Increase reliability by 10% •Reduce whole life costs by 30% (maintenance, energy, etc. )

•Reliably 30 TPH •Low energy/high capacity rolling stock•Increased station throughput

•Rolling stock• Dwell time 45 seconds• …

•Signalling• Headway


Ring’s Value Cycle

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Define benefits


Designcapability

Acceptcapability

Realise benefits

Focus on value

Focus on purpose

Focus on solution

Delivercomponents

Integratecapability

Use



Economy growingCommuter numbers increasing

•Passengers on the train•Peoples behaviour changing

•Demonstrate• Reliability • Capacity • Whole-life Cost

•Initial capability•24 TPH• …

•Final capability

•Buy rolling stock•Upgrade stations•Install signalling


Ring’s Value Cycle

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Ring and V

Define benefits


Designcapability

Acceptcapability

Realise benefits

Focus on value

Focus on purpose

Focus on solution

Delivercomponents

Integratecapability

Use



Supplier side SE(the V model)

Client side SE


Systemic and Systematic

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Systems EngineeringValue

Systemic

Process

Product Whole-System

(Capability)

Business (Whole-

life)

Project/Programme Management?

Systems Engineering?

Asset Management?

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Birmingham New Street StationUnited Kingdom

Image courtesy of FOA Architects

Lead consultant,design management and

urban planning

Copenhagen MetroDenmark

Rail engineering,Intelligent Transport Systems and

transport planning

High Speed RailUnited Kingdom

Atkins updated a strategic feasibility study which investigates whether there is a

transport and business case for constructing a new high speed railway line

Questions?

Dr Jon Elphick BEng DPhil CEng FIETHead of Systems EngineeringRail Systems Solutions [email protected] 575 189

Newport ResignallingUnited Kingdom

Designing, installing, testing and commissioning 380 signalling units

along 30 miles of track

Gautrain Rapid Rail LinkSouth Africa

Geotechnics, railway alignment,

station design,mechanical and electrical building services

Burj Al ArabUnited Arab Emirates

Architecture, civil and structural engineering,

MEP engineering, cost consultancy

Farringdon StationUnited Kingdom

GRIP 5 Designer for the Thameslinkelements of Farringdon Station

what is systems engineering? · burj al arab united arab emirates architecture, civil and...

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