Weitere ähnliche Inhalte Ähnlich wie ASE Consulting Vee Model (20) Kürzlich hochgeladen (20) ASE Consulting Vee Model1. Vee
Development
Model
Adapted from Vee Model developed by Forsberg
Session 1
©2006 ASE Consulting LLC
and Mooz Visualizing Project Management 1
2. Upper left side of Vee
Definition and decomposition
Systems engineering management plan (SEMP)
Planning the technical development
Control document for the project
Documents will be identified for the SEMP as we go
through the lessons
Concept of operation
Understanding the problem space
The way the system is envisioned to work including the Operations and
Maintenance
System level requirements
“What” the system is to do to address the problem space
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3. Lower left side of the Vee
Sub-system requirements (high level design)
Transition from “what” the system must do to
“how” it is to be built.
Sub-system definition and project level
architecture defined
Interfaces identified
Configuration Items Identified
Component level – detailed design
Software/hardware detailed design
Code specifications
Hardware specifications
Configuration Items identified cont’
Make-buy decisions
Detailed design is equivalent to highway 100%
PS&E package
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4. Implementation (bottom of the Vee)
Implementation
Hardware and software development
Systems Engineering Audit
Code walk-through
Commercial off the shelf (COTS) products implementation
(databases, object request broker, graphical user interface
(GUI) products)
Hardware development (Printed Circuit (PC) Board
fabrication)
Software Development
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5. Lower right side of the Vee
Sub-system integration and testing
Sub-system integration
Legacy system integration
External interface integration
Sub-system test readiness
Sub-system test procedures
Component level integration and
testing
Configuration item verification testing
Module integration
CI test procedures
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6. Upper right side of the Vee
System commissioning – operations and maintenance
Final crossover
“Real-world” exposure
Systems level validation
Alpha testing
Beta testing
Evaluation period
Training
Limited “real-world” exposure
Fall-back to previous baseline available
Systems level integration and verification
System level test procedures
User documentation
Verification testing under controlled environment
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7. Other aspects of the Vee
Relationship across the Vee
Verification and validation test
plans
Control gates
Formal technical reviews
Traceability
Requirements to test plan (across
the Vee)
System to sub-system to design
(through the Vee)
Baselines
System baseline
Subsystem baseline
Design baseline
Operational baseline
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8. The Vee Model View, Observations
Has commercial and international acceptance
Used by NHI for the Systems Engineering
Training
Recommended for ITS Development
Relationships of the Early phases of a project
to the End Results are clearly illustrated – A
powerful reality!
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