Recommended
More Related Content
What's hot
What's hot (20)
Similar to Optimisation in Aerospace
Similar to Optimisation in Aerospace (20)
Optimisation in Aerospace
- 1. GKN Aerospace Proprietary and Confidential Optimisation in Aerospace Design Farnborough Airshow 2014 Wilson Wong | 14 July 2014
- 2. 2 GKN Aerospace Proprietary and Confidential Author Wilson Wong Design & Analysis Lead – Additive Manufacturing Centre Background: − MEng Aeronautical Engineering, U of Bristol − Phd Composite Buckling, U of Bristol − Design / Structural / FEA engineer − Assystem, Atkins − GKN Aerospace – Additive Manufacturing Centre Interests: − Novel methods on design and analysis − Exploration of advance D&A techniques − Incorporating latest IT advancement in the D&A process Insert document title in Header/Footer menu
- 3. 3 GKN Aerospace Proprietary and Confidential Insert document title in Header/Footer menu
- 4. 4 GKN Aerospace Proprietary and Confidential Definition of optimisation Insert document title in Header/Footer menu The act of making something as good as possible Cambridge dictionary: “Make the best or most effective use of (a situation or resource)” Oxford dictionary: From Latin optimus (best) What does it really entail?
- 5. 5 GKN Aerospace Proprietary and Confidential We carry out optimisation in different scenarios Insert document title in Header/Footer menu Online presence optimisation (inc. Search Engine Optimisation & Social Media Optimisation) Route optimisation (Travelling salesman problem) Task planning / resource optimisation (Source: http://www.iprod-project.eu/) Priority identification Process optimisation Project planningSpace optimisation (Source: CiS)
- 6. 6 GKN Aerospace Proprietary and Confidential Outcome Insert document title in Header/Footer menu Online presence optimisation (inc. Search Engine Optimisation & Social Media Optimisation) Route optimisation (Travelling salesman problem) Task planning / resource optimisation (Source: http://www.iprod-project.eu/) Priority identification Process optimisation Project planningSpace optimisation (Source: CiS) Optimisation Cost Performance Time Quality
- 7. 7 GKN Aerospace Proprietary and Confidential Outcome Insert document title in Header/Footer menu Online presence optimisation (inc. Search Engine Optimisation & Social Media Optimisation) Route optimisation (Travelling salesman problem) Task planning / resource optimisation (Source: http://www.iprod-project.eu/) Priority identification Process optimisation Project planningSpace optimisation (Source: CiS) Optimisation Cost Performance Time Quality No tooling – Reduce cost, time Reduce waste New design freedom to increase performance Rapid response to modification
- 8. 8 GKN Aerospace Proprietary and Confidential AM and Optimisation – Relationship Insert document title in Header/Footer menu
- 9. 9 GKN Aerospace Proprietary and Confidential Current State of the Art – 2D/2.5D Structural Optimisation Insert document title in Header/Footer menu Source: Airbus, Altair Source: Airbus, Technische Universität München Source: Boeing, Desktop Engineering Source: Eurocopter, Altair
- 10. 10 GKN Aerospace Proprietary and Confidential Current Examples – 3D Structural Optimisation (Enabled by AM) Insert document title in Header/Footer menu Source: EADS Apworks GmbH, Altair Source: GE, GrabCAD Source: EADS Innovation Works, Altair Source: Airbus, Altair Source: GE Source: GKN, Airbus Source: GKN Source: Within Lab
- 11. 11 GKN Aerospace Proprietary and Confidential AM Facilitates Optimisation Insert document title in Header/Footer menu With machining constraints Without machining constraints
- 12. 12 GKN Aerospace Proprietary and Confidential Structural Optimisation – Future
- 13. 13 GKN Aerospace Proprietary and Confidential Structural Optimisation - Macro Topology, Size, Shape Lattice + Skin (Size, Shape) Concept Refine Topology Topography Free-Size Size Shape Free-Shape Source: GE, GrabCAD Source: LimitState Source: DTI Source: Within Lab Source: USTC, DUT, MRA
- 14. 14 GKN Aerospace Proprietary and Confidential Structural Optimisation - Meso Combine features of topology and lattices Reduces mass of topology optimised structure further Provide robustness of features in topology optimised structure Source: DTI, Compolight Source: Altair Source: Delta 7
- 15. 15 GKN Aerospace Proprietary and Confidential Structural Optimisation - Micro Mimic nature (bio-mimetic), e.g. bone Design material at micro scale to cater for properties required Source: HRL Laboratories LLC Source: MIT, LLNT Source: BBC, 3ders.org
- 16. 16 GKN Aerospace Proprietary and Confidential Optimisation Unleashes Potential of AM Insert document title in Header/Footer menu With machining constraints Without machining constraints
- 17. 17 GKN Aerospace Proprietary and Confidential Challenges Insert document title in Header/Footer menu Design More integrated/easy modelling software required Software to handle exponential amount of geometries Analysis New analysis methods needed Significantly better solver capability Manufacturing Speed Reliability Inspection New techniques required Post processing New techniques required Testing New test methodology needed Culture change •Processchange •Mindsetchange •Developmentofnewmethods •ITbackbonetosupport
- 18. 18 GKN Aerospace Proprietary and Confidential Development Process Flow Conventional Future Concept Detail Design Detail Analysis (Stress, F&DT) Final Design Customer Requirements Global Local Customer Requirements Optimisation Design Analysis Concept Detail Design Detail Analysis (Stress, F&DT) Final Design
- 19. 19 GKN Aerospace Proprietary and Confidential Current Insert document title in Header/Footer menu CFD optimisation Configuration optimisationTopology optimisation Source: GE, GrabCAD Multi-physics optimisation Source: RRSource: Airbus, Altair
- 20. 20 GKN Aerospace Proprietary and Confidential Different aspects of aircraft design Source: McGill University Source: Linflow Source: Technishe Universitat Braunschweig Source: MOOG, NI Source: ANSYS Source: MSC Source: Antonio Silva
- 21. 21 GKN Aerospace Proprietary and Confidential GOAL - Holistic optimisation MDO for Aircraft Configurations with High-fidelity (MACH)
- 22. 22 GKN Aerospace Proprietary and Confidential GOAL - Holistic optimisation Multi-level of details •Top level approximate system modelling •Low level detail modelling Accessible to every stakeholder •Bidding team •Detail analyst Allow quick what-if scenarios at any time offline •Impact analysis on changes
- 23. 23 GKN Aerospace Proprietary and Confidential Challenges Big data – data management Computing power Physics coupling complex Different software platforms Paradigm shift in mindset, culture, working procedures Barriers Specialist software Very specific technical skills needed Much greater complexity of problems Steep learning curve Embedded culture Why are we not using global optimisation more? Insert document title in Header/Footer menu
- 24. 24 GKN Aerospace Proprietary and Confidential Possible solutions Analytics method − Multivariate analysis − Design of Experiment − Design Structural Matrix − Parallel Coordinate HPC, distributed computing, Cloud Multi-scale analysis Custom code to interconnect different platforms Simplistic software for quick approximate answer Insert document title in Header/Footer menu Source: EnterpriseTech Cloud Edition Source: NASA
- 25. 25 GKN Aerospace Proprietary and Confidential In Brief AM Optimisation What is optimisation Emphasis on structural optimisation (Now & Future) Challenges ahead for implementing future structural optimisation Importance of culture Local & Global optimisation Challenges on global optimisation Quick peek to future Insert document title in Header/Footer menu
- 26. 26 GKN Aerospace Proprietary and Confidential Future & Questions Insert document title in Header/Footer menu Source: Altair Source: Emerging Objects Source: EDAG, 3ders Source: Aerojet Rocketdyne Source: Airbus Source: Concept Laser Source: MIT Source: Dame Zaha Hadid Source: Henri Freiherr von Freyberg