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Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
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B
Workshop Agenda

National Academy of Sciences Building
Washington, DC

NOVEMBER 19, 2019

8:30 Welcome, Objectives, Introductions: Haydn Wadley, Chair
Introductions: Dianne Chong
8:45 Keynote Speaker: Ole Sigmund, DTU Technical University of Denmark Presentation Title: Recent Development in Large-Scale, Multiscale, and Multi-Physics Topology Optimization

Topic 1: Topology Optimization and Advanced Manufacturing Technologies

Introductions: Angus Kingon; Q&A: Katherine T. Faber
Topology optimization focuses on the function of a material or structure, but the manufacture of the material or structure is rarely considered as part of the optimization. In practice, this results in designs that are theoretically optimal but that could never be realized. This topic considers how topology optimization can incorporate manufacturability along with functional design. We ask: What new methods are required to simultaneously optimize
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
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  a design and its manufacture; What new manufacturing technologies are enabled by doing so; and What are the step change improvements that can be created in the underlying manufacturing technologies?
9:35 Speaker: James K. Guest, Johns Hopkins University
Presentation Title: Additive Manufacturing and Architected Materials
10:05 Break
10:25 Speaker: Christopher M. Spadaccini, Lawrence Livermore National Laboratory
Presentation Title: Advanced Manufacturing Technologies
10:55 Speaker Matthew R. Begley, University of California, Santa Barbara
Presentation Title: Process-Informed Simulations of Printed Components for Optimization Frameworks
11:25 Lunch
12:25 Panel Discussion on the Emerging Synergy between Topology Optimization, Manufacturing, and Materials
Introductions: Katherine T. Faber; Q&A: Angus Kingon
Panelists: Claus Pedersen, Dassault Systèmes Simulia Corp
David Chapin, GE Additive
Jonathan Berger, Nama Development, LLC

Topic 2: Topology Optimization and Multi-Physics

Introductions: Carlos Levi; Q&A: William Paul King
Most topology optimizers consider a single physical domain, for example, stress/strain analysis for structural design or electromagnetic analysis for photonic crystal design. This topic considers challenges and opportunities that combine multiple physical processes. For example: How might we create an optimal design for both mechanical properties along with fluidstructure interactions; or how might we create an optimal design for a chemically reacting flow in the presence of a distributed catalyst? The session will discuss the methods required for multifunctional topology optimization and the software intelligence required to search these design spaces.
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
×
1:45 Speaker: Graeme Milton, University of Utah
Presentation Title: The Role of Bounds in Topology Optimization
2:15 Speaker: Ryan Watkins, NASA Jet Propulsion Laboratory
Presentation Title: Designing Optical Instruments for Space Applications: Multi-Physics Topology Optimization
2:45 Break
3:00 Speaker: Reinhard Radermacher, University of Maryland
Presentation Title: Topology Optimized Heat Exchangers: Their Potential, Design, and Manufacturing Challenges
3:30 Panel Discussion on Topology Optimization and Multi-Materials
Introductions: William Paul King; Q&A: Carlos Levi
Panelists: Kimberly Saviers, United Technologies Research Center
Alicia Kim, University of California, San Diego
Rebecca Dylla-Spears, Lawrence Livermore National Laboratory
4:50 Wrap-Up and Final Comments
5:00 Adjourn Day 1

NOVEMBER 20, 2019

8:30 Welcome, Plans for Today: Haydn Wadley, Chair
Introduction: Ned Thomas
8:45 Keynote Speaker: Joe M. DeSimone, Carbon, Inc.
Presentation Title: Digital Design and Manufacturing with Tunable, High-Performance Elastomeric Materials

Topic 3: Topology Optimization of Soft Materials and Deformable Structures

Introductions: Frank Zok; Q&A: Ned Thomas
Soft and compliant structures could unlock new applications in medicine and bioengineering, wearable structures and devices, and humanmachine interfaces. While topology optimization for rigid materials and structures
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
×
  is quite mature, there are a lack of tools and methods for topology optimization of soft or compliant structures, and structures that undergo large deformations as part of their intended function. This topic considers: What are the fundamental challenges for topology optimization of soft structures and how might these be overcome; and for what applications and domains would there transformational new opportunities.
9:35 Speaker: Brett Compton, University of Tennessee, Knoxville
Presentation Title: Multi-Material Hybrid Structures
10:05 Break
10:25 Speaker: Mark R. O’Masta, HRL Laboratories
Presentation Title: Structure and Material Optimization for Additive Manufacturing
10:55 Speaker: Xiaoyu (Rayne) Zheng, University of California, Los Angeles
Presentation Title: Design and Additive Manufacturing of Micro-Architectures with Encoded Functionalities and Mechanical Behaviors
11:25 Lunch
12:25 Panel Discussion on Emerging Materials and Efforts
Introductions: Ned Thomas; Q&A: Frank Zok
Panelists: Hardik Kabaria, Carbon, Inc.

Christopher M. Spadaccini, Lawrence Livermore National Laboratory

Ole Sigmund, DTU Technical University of Denmark

1:45 Wrap-Up Discussion for the Full Workshop
2:30 Adjourn Workshop
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
×
Page 60
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
×
Page 61
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
×
Page 62
Suggested Citation:"Appendix B: Workshop Agenda." National Academies of Sciences, Engineering, and Medicine. 2022. Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design: Proceedings of a Workshop. Washington, DC: The National Academies Press. doi: 10.17226/26362.
×
Page 63
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Topology optimization is a digital method for designing objects in order to achieve the best structural performance, sometimes in combination with other physical requirements. Topology optimization tools use mathematical algorithms, such as the finite element method and gradient computation, to generate designs based on desired characteristics and predetermined constraints. Initially a purely academic tool, topology optimization has advanced rapidly and is increasingly being applied to the design of a wide range of products and components, from furniture to spacecraft.

To explore the potential and challenges of topology optimization, the National Academies of Sciences, Engineering, and Medicine hosted a two-day workshop on November 19-20, 2019, Exploiting Advanced Manufacturing Capabilities: Topology Optimization in Design. The workshop was organized around three main topics: how topology optimization can incorporate manufacturability along with functional design; challenges and opportunities in combining multiple physical processes; and approaches and opportunities for design of soft and compliant structures and other emerging applications. Speakers identified the unique strengths of topology optimization and explored a wide range of techniques and strengths of topology optimization and explored a wide range of techniques and achievements in the field to date. This publication summarizes the presentations and discussion of the workshop.

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