Humanizing Digital Reality - Design Modelling Symposium Paris 2017

von: Klaas De Rycke, Christoph Gengnagel, Olivier Baverel, Jane Burry, Caitlin Mueller, Minh Man Nguyen

Springer-Verlag, 2017

ISBN: 9789811066115 , 685 Seiten

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Humanizing Digital Reality - Design Modelling Symposium Paris 2017


 

Foreword

6

Acknowledgements

8

Design Modelling Symposium Paris, 16/09–20/09/2017

9

Introduction

12

Contents

15

Contributors

20

Material Practice

27

Computational Material Cultures

30

Design Computation: Material Integration

31

Design Agency: Materiality and Materialisation

32

Emerging Material Culture

36

References

36

Structural Innovation

37

Make Complex Structures Affordable

40

Think Mechanics of Material

40

Constructibility Is Mathematics

42

How May Digital and Robot Help?

43

Innovative 3D Printing Cartography

43

“ {\varvec x}_{0}^{1} {\varvec x}_{{\varvec e}}^{1} e2a4s3”, an Innovative Insulated Printed Wall

44

Smart Mason Robots

45

Conclusion

46

References

47

Data Farming

48

Data Morphogenesis

53

Introduction

53

Data Data Data

53

Filter Data

53

Strategies of Taking Control

54

Capture Data

54

Merge Data

54

From Chaos to Information

54

Interpret Information

55

Interacting with Information

57

Set Some Rules

58

Bend the Rules

59

Conclusion

60

Mutually Assured Construction

62

References

67

Seven Short Reflections on Cities, Data, Economy and Politics

68

Essay Number 1: The City of Cities

68

Essay Number 2: Monocultivation

68

Essay Number 3: The New Capitalism Is Data Driven… Digital and Totalitarian

69

Essay Number 4: The Paradoxical Now

70

Essay Number 5: Is this Going to Change?

70

Essay Number 6: The Big Questions

71

Essay Number 7: The Future Is Already Here

71

Data Shaping Cities

73

What Big Data Tell Us About Trees and the Sky in the Cities

78

References

81

Urban Sensing: Toward a New Form of Collective Consciousness?

82

Traditional Planning and the Purification of the Sensory Experience

82

Rich, Diverse, and Common Sensory Experience as a Project

85

Toward the Sentient City

88

References

90

Thermodynamic Practice

92

On the Nature of Thermodynamic Models in Architecture and Climate

103

So, What Is a Good Model?

105

The Tool(s) Versus The Toolkit

110

“Do One Thing and Do It Well”

112

Build Interoperability with Other Tools

113

Use Standardized Open Formats for Data Transfer

113

Modularize the Tool

114

Make It Easy to Start but Impossible to Master

116

References

118

Capturing the Dynamics of Air in Design

119

Scientific Contributions

127

Stone Morphologies: Erosion-Based Digital Fabrication Through Event-Driven Control

128

Abstract

128

Introduction

128

Indeterminate Fabrication Processes

128

Numerical Control and Human Machine Interaction (HMI)

129

Project Context and Technological Diffusion

129

Erosion-Based Formation Processes

129

Material Characteristics

131

Erosion Characteristics

131

Machine Augmentation, Event-Driven Control and Fabrication Interactivity

133

Non-linear Numerical Control and Material Heterogeneity

133

Machine Augmentation

134

Machine Control to Cognitive Strategy

134

Prototype Fabrication

135

Conclusion

138

Acknowledgements

139

References

139

Designing Grid Structures Using Asymptotic Curve Networks

140

Abstract

140

Introduction

140

Fundamentals

142

Geometry

142

Construction

143

Design Method

144

Design Implementation

146

Construction

148

Results

153

Conclusion

154

Acknowledgements

154

References

154

The Grand Hall of the Elbphilharmonie Hamburg: Development of Parametric and Digital Fabrication Tools in Architectural and Acoustical Design

156

Abstract

156

Sound Diffusion

157

Parametric Surface Generation

159

Digital Fabrication

159

Evaluation

164

Acknowledgements

165

References

165

Bloomberg Ramp: Collaborative Workflows, Sharing Data and Design Logics

167

Abstract

167

Introduction and Context

167

Sharing One Parametric Model

168

Geometry Method Statement

171

Utilising VR in Design of Ramp

171

Design to Fabrication

173

Laser Scanning As-Built Steelwork

174

From Point Cloud to Watertight Solid Model

177

Reconfiguring the Set Out of the Cladding Panels

177

Setting Out Panels

178

Conclusion

179

References

180

Nature-Based Hybrid Computational Geometry System for Optimizing Component Structure

181

Abstract

181

Introduction

181

The Design Problem

181

Designing for Complexity

182

Evolving Design

183

Literature Review

183

Methodology

184

Design Model

184

Model Evaluation

186

Model Optimization

187

After Optimization

188

Conclusions

190

References

190

Enabling Inference in Performance-Driven Design Exploration

191

Abstract

191

Introduction

191

A Probabilistic Representation to Enable Inference

193

Background on Probability

193

Bayesian Probability

193

Bayesian Inference

196

Bayesian Networks to Handle Inference in Complex Domains

198

Background on Bayesian Networks

198

Performing Inference to Identify a Meaningful Design Space

199

Conclusion

201

References

202

Aspects of Sound as Design Driver: Parametric Design of an Acoustic Ceiling

203

Abstract

203

Introduction

203

Sound as Design Driver—Experimentation, Interpretation, Simulation

206

Digital Acoustic Simulation in Early Design Stages

206

Patches of Experimentation and Designerly Interpretation of Sound Phenomena

207

Digital Acoustic Simulation for Evaluating Variations and Validating the Design Intervention

208

Parametric Acoustic Ceiling—Final Design and Realization

210

Project Context

210

Design Concept

210

Modelling and Fabrication Strategies

210

Conclusion

212

Acknowledgements

213

References

213

La Seine Musicale

215

Abstract

215

Input

215

Preliminary Modeling

216

Beam Segmentation

217

Blanks

218

Detailing

219

Assembly

220

Fabrication and Pre-assembly

221

Future Challenges

222

Conclusion

222

References

223

The Design Implications of Form-Finding with Dynamic Topologies

224

Abstract

224

Introduction

224

Background

225

Physically-Based Modelling Techniques for Computational Form-Finding

225

Related Work

225

Topology-Driven Form-Finding of BATH Structures

226

Data-Structure Design

226

Discretisation

228

Interactivity

230

Decision-Making

232

Conclusion and Future Work

234

References

235

City Gaming and Participation

237

Abstract

237

Research Framework

237

Background

238

Scope and Limitations

239

Case Study A: BDD Chawls, Mumbai, India

239

Methodology and Data Collection

240

Conclusions of Case Study A

242

Case Study B: Poble Nou Superblock Pilot, Barcelona, Spain

243

Methodology, Data Collection and Data Process

243

Data Collection and Visualization Platform

245

Conclusions of Case Study B

246

Limitations

246

Conclusions

247

References

247

The Potential of Shape Memory Alloys in Deployable Systems—A Design and Experimental Approach

249

Abstract

249

Introduction

249

Shape Memory Alloys

250

Integration into Morphing Structures

250

Prototyping

251

A Bilayer-Type Actuator

251

A Buckling Actuator

253

A Torsional Buckling Actuator

255

Facade Integration

256

Conclusion

257

Acknowledgements

257

References

258

A Multi-scalar Approach for the Modelling and Fabrication of Free-Form Glue-Laminated Timber Structures

259

Abstract

259

Introduction

259

Multi-scalar Modelling and Integrating Material Performance

260

New Design-to-Fabrication Frameworks

260

Multi-scalar Modelling

260

Modelling and Data Management

261

Prototyping and Fabrication

262

Demonstrator

262

Multi-scalar Modelling in Practice

264

3D Scanning

265

Conclusion and Future Work

266

Acknowledgements

268

References

268

Assessment of RANS Turbulence Models in Urban Environments: CFD Simulation of Airflow Around Idealized High-Rise Morphologies

270

Abstract

270

Introduction

270

Numerical Setup

272

Idealized Urban Canopy Case

272

Semi-Idealized High-Rise Building Case

273

Results and Discussion

274

Vertical and Spanwise Profiles of the Idealized Urban Canopy

274

Vertical Profiles of Mean Velocity Around the Semi-idealized High-Rise Morphologies

274

Comparison of Pressure Coefficient (CP) and TKE Contours

277

Summary

278

References

278

Automated Generation of Knit Patterns for Non-developable Surfaces

281

Abstract

281

Introduction

281

Methods

283

Patching

283

Course Generation

284

Loop Generation

287

2D Knitting Pattern Generation

288

Results

289

Quarter Sphere

289

Four-Valent Node

290

Discussion and Outlook

292

Acknowledgements

293

References

293

Enlisting Clustering and Graph-Traversal Methods for Cutting Pattern and Net Topology Design in Pneumatic Hybrids

295

Abstract

295

Introduction

295

Motivation

296

Background and State-of-the-Art

297

Approaches to Cutting Pattern Generation

297

Mesh Representation and Treatments

298

Mesh Segmentation Methods

298

Methods

298

The k-Means Clustering and Graph-Traversal Approach

298

Results and Evaluation

300

Discussion and Limits

302

Conclusion and Further Work

303

Acknowledgements

303

References

304

Simulation and Real-Time Design Tools for an Emergent Design Strategy in Architecture

305

Abstract

305

Emergent Design in Morphodynamic Environments

305

Different/Citation

306

Complex Systems

307

CUDA Real-Time Simulation Tool for Designing in Dynamical Systems

307

Simulation Setup and Calibration

308

Non-linear Design and Reproducibility

309

Emergent Simulation Parameters

309

Identity Parameters of Emergent Wholes

309

Intensive Parameters of Fluids

311

Fluid Simulation Parameters

312

[E] Enzymatic Parameters

312

[A] Aggregation Parameters

313

Emergent Tendencies and Tidal Patterns

313

Evaluation and Outlook to Post-natural Ecologies

313

References

318

Robotic Fabrication Techniques for Material of Unknown Geometry

320

Abstract

320

Introduction

320

Methods

321

Design Modelling and Performance Analysis

321

Real-Time Robotic Communication and Setup

324

Demonstrator Project

326

Results

327

Conclusion

328

Acknowledgements

329

References

330

Locally Varied Auxetic Structures for Doubly-Curved Shapes

332

Abstract

332

Introduction

332

Related Works

334

Regular and Irregular Auxetic Structures

334

Global Variation: Two-Dimensional Deformation

334

Local Deformation—Global Variation

335

Local Variation—Three-Dimensional Deformation

336

Methodology

337

Creating an Auxetic Structure from a Mesh

337

Digital Workflow

337

Fabrication and Materiality

340

Conclusion

344

References

344

This Room Is Too Dark and the Shape Is Too Long: Quantifying Architectural Design to Predict Successful Spaces

346

Abstract

346

Introduction

346

The Challenge of Workplace Design

346

Related Work

347

Methodology

349

Data Collection

349

Input Variables

349

Success Metrics

349

Dimensionality Reduction

352

Model Selection

353

Support Vector Machines

353

Model Training

354

Results

354

Model Predictions

354

Discussion

355

Conclusion

357

References

357

Modelling and Representing Climatic Data in the Tropics: A Web Based Pilot Project for Colombia

358

Abstract

358

Introduction

358

Goals for Visualisation Tools

359

Impact

360

Background

361

Work-in-Progress

362

climaJSON

362

Climate Visualisation

362

Summary

366

Conclusions

366

References

367

Thermally Informed Bending: Relating Curvature to Heat Generation Through Infrared Sensing

370

Abstract

370

Introduction

370

Related Work

374

Process Overview

375

Results and Discussion

377

Conclusion

379

Acknowledgements

380

References

380

Localised and Learnt Applications of Machine Learning for Robotic Incremental Sheet Forming

381

Abstract

381

Introduction

381

Background

381

Methods

383

Localised Method

383

Learnt Method

384

Results

387

Future Work

388

Conclusion

389

Acknowledgements

390

References

390

Energy Efficient Design for 3D Printed Earth Architecture

391

Abstract

391

Introduction—3D Printing with Mud

391

Research Context

392

Simulation and Performance Monitoring

393

Performance Results

394

Structural Performance

394

Thermal Performance

396

Ventilation Performance

398

Daylight Performance

398

Full Scale Wall Prototype

399

Conclusions

400

Acknowledgements

401

References

401

Ice Formwork for Ultra-High Performance Concrete: Simulation of Ice Melting Deformations

402

Abstract

402

Context—Fabrication of Complex Geometry in Concrete

402

A Strategy for Efficient Use of Ultra-High Performance Concrete in Architectural Constructions

402

A Strategy for Minimizing Formwork-Related Material Waste

404

Arriving to the Concept of Ice-Formwork

404

Research in the Material Science of Concrete

404

The Ice Machining Techniques—Imposing Geometry onto Ice

405

The Basic Types of Automated Methods of Processing Ice Shape

405

Arriving to the Concept of Simulation-Based Hybrid Method of Processing Ice

407

Underlying Physical Principles of Ice Melting in Saline Water Solution

408

A Preliminary Framework for Iterative Digital Simulation of Melting Deformations

409

Conclusion

410

Acknowledgements

412

References

413

Toward a Spatial Model for Outdoor Thermal Comfort

414

Abstract

414

Introduction

414

Methods

415

Identification of Parameters and Parameter Classes

415

Data Recording

415

Preliminary Analysis of Thermal Comfort Data

416

Single Variable Linear Regression and Best-Fit Curves

416

Analysis of Parameter Spatiality

419

Discussion

420

Future Outlook

422

Thermal Comfort as an Urban Design Tool

422

Thermal Comfort as an Urban Analysis Tool

422

Conclusions

422

References

423

Survey-Based Simulation of User Satisfaction for Generative Design in Architecture

424

Abstract

424

Introduction

424

A Humanist Design Approach

424

Measuring Performance

425

Office Design and Productivity

426

Quantification of Preference

426

Related Work

428

Adjacency

428

Work Style Preference

428

Methodology

429

Data Gathering

429

Designing Measures

431

Validation

433

Results

433

Conclusions

435

References

436

Navigating the Intangible Spatial-Data-Driven Design Modelling in Architecture

438

Abstract

438

Context

438

First Prototype

439

Data Capture

440

Data Visualization and Processing

442

Conclusion

445

References

446

Tailoring the Bending Behaviour of Material Patterns for the Induction of Double Curvature

447

Abstract

447

Introduction

447

Poisson’s Ratio and Its Influence on Curvature

448

Cellular Patterns

450

Auxetic Patterns

450

The Regular Honeycomb

451

The Zero Poisson Pattern

451

Bending and Its Effects on Gaussian Curvature

452

Methodology

453

Test Cases

455

Physical Prototyping

455

Numerical Simulation

456

Conclusions

457

References

457

Design of Space Truss Based Insulating Walls for Robotic Fabrication in Concrete

459

Abstract

459

Introduction

459

Masonry with Robotic Mortar Extrusion

460

Design Criteria

461

Grid Comparison

462

Results and Discussion

465

Acknowledgements

466

References

466

Collaborative Models for Design Computation and Form Finding—New Workflows in Versioning Design Processes

468

Abstract

468

Introduction

468

Background and Experiment

469

Initial Framework and Workflow Conventions

471

Process Development

473

Design System

475

Cloud-Based Data Transfers

475

Graphic Conventions

476

Process Management

477

Findings and Applications in Practice

479

Concluding Remarks

481

Acknowledgements

482

References

482

Modelling Workflow Data, Collaboration and Dynamic Modelling Practice

484

Abstract

484

Introduction

484

Modelling Workflow

485

Cognitive Ecology

486

Case: IOC Façade Model

487

Modelling Ecology

488

Iterative Computation

490

Discussion: Collaborative Workflow and Cognitive Ecology

493

Conclusion

496

Acknowledgements

497

References

497

Equilibrium-Aware Shape Design for Concrete Printing

498

Abstract

498

Motivation

498

Large Scale 3D Printing and Lack of Tools for Design Exploration

498

Compatibility of Funicular Structures and Concrete Printing

499

Objectives and Contributions

499

Related Work

500

Design Paradigm Aspects

500

Computational Aspects

501

Equilibrium of Soft-Rigid Material

501

Computational Framework

502

Synthesis of Task Graphs

502

Stability of Task Graphs

503

Procedural Shape Design

504

A Forward Approach to Synthesize Feasible Geometries

504

Fabrication Constraints

504

Interactivity

504

Static Equilibrium Model

504

Rigid-Block Equilibrium

505

Equilibrium Formulation

506

Soft-Rigid Body Equilibrium (SRBE)

507

Implementation

507

Contact Interfaces and Collisions

507

Results

508

Discussion and Future Work

508

Extension to 3D

510

Exploration of Design Space and Unification of Synthesis and Evaluation

510

Extension to Other Materials

511

Conclusions

511

References

511

Monolithic Earthen Shells Digital Fabrication: Hybrid Workflow

514

Abstract

514

Mud Shell Construction

514

Hybrid Workflow for Mud Shell Additive Manufacturing

515

Placement, Consolidation, and Finishing Loops

515

Case Studies

516

Next Steps for Mud Shell Digital Fabrication

522

Acknowledgements

524

References

525

Application of Machine Learning Within the Integrative Design and Fabrication of Robotic Rod Bending Processes

527

Abstract

527

Background

527

Introduction

528

Methods

529

Design Process

529

Fabrication Process (Toolheads and Software)

532

Machine Learning for Material Control

536

Results and Discussion

538

Final Note

539

Acknowledgements

539

References

539

Data and Design: Using Knowledge Generation/Visual Analytic Paradigms to Understand Mobile Social Media in Urban Design

541

Abstract

541

Introduction

541

First Approach: Problem Formation and Selective Data Acquisition

542

Second Approach: Large Scale Data and Selective Query

543

Third Approach: Interactive Visual Analytics and Large Data Sets

546

Future Work and Conclusions

547

Acknowledgements

548

References

548

Simulating Pedestrian Movement

550

Abstract

550

Introduction

550

Observing and Tracking Movement

551

Analysing Movement

553

Simulating the Movement of Individual Pedestrians

556

Conclusions

559

References

560

Structural Patterning of Surfaces

561

Abstract

561

Introduction

561

Background and Motivation

562

Designing with Patterns

563

Design Heuristics and Force Flow Interruption

563

Outline

563

Pattern Mapping and Isogeometric Analysis

563

Mapping Patterns

564

Isogeometric Analysis of Patterned Structures

564

Structural Patterning and Optimization

565

Pattern Operations and Workflow Integration

566

Design Parameters and Automatic Geometry Parametrization

567

Optimization

568

Conceptual Design Examples

569

Perforated Beam

569

Doubly Curved Shell

569

Conclusions

569

Future Perspectives

571

Closing Remark

573

Acknowledgements

573

References

573

Free-Form Wooden Structures: Parametric Optimization of Double-Curved Lattice Structures

575

Abstract

575

Introduction

575

A Subsection Sample

575

Design Development

577

Geometry

577

Structural Feasibility

579

Fabrication

585

Process Selection

585

Grain Orientation

586

Material Selection

587

Design Workflow

587

Approach

587

Implementation

589

Conclusion

589

References

590

The Mere Exposure Effect in Architecture

591

Abstract

591

Theory

591

Introduction

591

The Problem: Schelling’s Model of Segregation

592

The Solution: Mere Exposure Effect

593

Understanding the Impact of Circulation

597

The Foundation of the Design Modeling Tool

598

Development of a Computational Tool

599

Analyzing the Texas Donut, a Multifamily Model

599

Using the Tool

600

Models from Other Architects

602

Conclusion

603

References

604

[Kak-Tos]: A Tool for Optimizing Conceptual Mass Design and Orientation for Rainwater Harvesting Facades

605

Abstract

605

Introduction

605

Tool Logic

607

Tool Analysis

608

Implementation

612

Conclusion

613

References

613

Redundancy and Resilience in Reciprocal Systems

615

Abstract

615

Introduction

615

Redundancy: A Topological Approach

617

Graph Notation

617

From Directed Graphs to Interlocking Element Geometry

619

Redundancy and First Construction

619

Two Closely Related Constructions

620

Experimentation Phase

622

Geometry Definition

622

Tolerance and Play

623

Test Definition

623

Results

623

Observations and Qualitative Results

623

Quantitative Results

625

Exploitation of the Results: Failure Graphs

625

Conclusion

626

References

628

Negotiating Sound Performance and Advanced Manufacturing in Complex Architectural Design Modelling

629

Abstract

629

Introduction

629

General Framework

630

Overall Geometric Exploration

631

Aesthetic and Brief Requirements

631

Acoustic Requirements

632

Tectonic System

633

Materiality

633

Metal Cells

634

Oculus

635

Fabrication System

635

5-1-Geometric Tessellation

635

Construction and Folding Methods

636

Oculi Fabrication

637

Conclusion

639

Acknowledgements

639

References

640

Pneu and Shell: Constructing Free-Form Concrete Shells with a Pneumatic Formwork

641

Abstract

641

Introduction

641

Research Objective

643

Methodology

644

Applied Computational Workflow

644

Suspended Model

646

Inflated Model

648

Finite Element Analysis

648

Pneumatic Restraint Cast (PneuReCa)

649

Prototype

649

Pneuform

649

Reinforcement

652

Concrete

653

Discussion

654

Conclusion

655

Acknowledgements

656

References

656

A Computational Approach to Methodologies of Landscape Design

658

Abstract

658

Introduction

658

Towards an Integrated Urban—Natural Model Through Computation

659

The Local Eco-Region Model

659

Shanghai Case Study: Guannong Park

660

Proposed Methodology

660

Stage 1—Mapping: Guannong Park Digital Model

660

Stage 2: Site Analysis

662

Planting Analysis

662

Environmental Simulation: Solar Incidence, Wind Flow and Water Runoffs

663

Stage 3: Data Overlay

667

Stage 4 Eco-Modeling: From Micro-Climates to Eco-Climates. A Parametric Modelling Approach to Landscape Design

669

Conclusions

669

References

671

Design Tools and Workflows for Braided Structures

672

Abstract

672

Introduction—Context, Motivation and Objectives

672

Braid Representation Method

674

Design Workflows

676

Workflow 1: Modelling Target Geometries

676

Workflow 2: Generating Fabrication Instructions

677

Workflow 3: Analysing Mechanical Properties

678

Workflow 4: Generative Design

679

Evaluation

679

Conclusion and Further Work

681

Acknowledgements

681

References

681

Author Index

684

446795_1_En_56_Chapter_OnlinePDF.pdf

1

Erratum to: Humanizing Digital Reality

683

Erratum to: K. De Rycke et al., Humanizing Digital Reality, https://doi.org/10.1007/978-981-10-6611-5

683

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