Model-Based Engineering and Cyber-Physical Systems Jason Hatakeyama Chief Architect Boeing Defense, Space & Security Approved for public release 8/2/17. Ref no. 17-00606-BDS. GPDIS_2017.ppt 1
PRODUCT CONCEPT An Example GPDIS_2017.ppt 2
MODELING & SIMULATION Physics-based science and engineering GPDIS_2017.ppt 3
Newton s Second Law F = ma 1D EQUATION GPDIS_2017.ppt 4
2D Physical Model GPDIS_2017.ppt 5
2D Physical Model Applied Load, P Deflection, δ GPDIS_2017.ppt 6
2D Physical Model Applied Load, P Length, L GPDIS_2017.ppt 7
2D Physical Model Applied Load, P M P' Length, L GPDIS_2017.ppt 8
2D Physical Model Geometry P Loading P = mg M P' L Vertical Force, P' = mg Rotational Force, M = mgl 2D PHYSICAL MODEL GPDIS_2017.ppt 9
3D Geometry Model Structural Rigidity d I = πd4 64 b b I = bh3 12 Length, L h b I = bh3 36 GPDIS_2017.ppt 10
3D Analysis Model Material Stiffness Aluminum Steel Titanium Composite Wood Length, L GPDIS_2017.ppt 11
3D Analysis Model Deflection Geometry P δ Material Stiffness E Structural Rigidity d h b I = πd4 64 I = bh3 12 L Temp h b I = bh3 36 Deflection, δ = PL3 3EI P is the Applied Force L is the Length E is the Material stiffness I is the Structural rigidity 3D ANALYSIS MODEL GPDIS_2017.ppt 12
3D Analysis Model Stress a Geometry P Structural Shape a z Structural Rigidity d h b I = πd4 64 I = bh3 12 L h b I = bh3 36 Stress, σ a = bending moment section modulus = PL I z 3D ANALYSIS MODEL GPDIS_2017.ppt 13
3D Simulation σ Stress P σ Material Strength x Safety Factor 1.25 Unmanned 1.4 Spacecraft 1.5 Aircraft L ε Margin of = Safety Material Strength Stress Safety Factor GPDIS_2017.ppt 14
3D Structural Simulations Margin of Safety Structural Life Inspection Interval σ S a ε N N Static (σ-ε) Fatigue (S-N) Fatigue Crack Growth (da/dn) GPDIS_2017.ppt 15
Functional Model Atmosphere Weather Noise 2D 3D Geometry Material Type Operating Environ. Loading Condition As-Built State Load Cycling Ok? No Yes Safe Strong Durable Light Affordable Variations Flaws Damage GPDIS_2017.ppt 16
Multifunctional Model AERO STR PROP GPDIS_2017.ppt 17
Aerodynamic Model Airfoil geometry and orientation Wing loading GPDIS_2017.ppt 18
Wing Cantilever Beam Model Net Loading, q M δ Fuselage Weight, W GPDIS_2017.ppt 19
Aero-Structural Model Fuselage Weight Wing Geometry Airfoil Geometry δ = 0.018 W ετ(τ 2 + ε 2 1 + λ 3 (1 + 2λ b c 4 Wing Tip Deflection δ GPDIS_2017.ppt 21
Breguet Range Equation Newton s 1 st Law Aerodynamics Engine Fuel Capacity 747 I SP SR-71 Mach Range = V L D I sp ln W i W f GPDIS_2017.ppt 23
Trade-Offs MISSION SIMULATION GPDIS_2017.ppt 24
Models and Simulations GPDIS_2017.ppt 27
DIGITAL TWIN OF PRODUCT As-Built Simulation with Cyber-Physical Linkage GPDIS_2017.ppt 28
Control Theory Dynamic System Inputs Decision Engine Output Feedback GPDIS_2017.ppt 29
Cyber-Physical System Simulation (Decision Engine) Physical System GPDIS_2017.ppt 30
Manufacturing Inputs Control, Feedback & Learning Flight Output DIGITAL TWIN GPDIS_2017.ppt 31
Product Lifecycle Management VEHICLE MAINTENANCE Maintenance Operations Extend the Product Lifecycle GPDIS_2017.ppt 32
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FACTORY GPDIS_2017.ppt 36
MANUFACTURING FACTORY Extend the Product Lifecycle GPDIS_2017.ppt 37
Manufacturing Operations Management MANUFACTURING FACTORY Supply Chain Sim As- Designed Condition Supplier Operations As- Supplied Condition SUPPLY CHAIN Supply Chain GPDIS_2017.ppt 38
ENGINEERING MODEL-BASED ENGINEERING GPDIS_2017.ppt 39
ENGINEERING MANUFACTURING Program Dev Sim As-Sold Condition Engineering Operations As- Designed Condition Engineering DIGITAL THREAD GPDIS_2017.ppt 40
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