Additive Manufacturing in Construction
AMC TRR 277

Research Summary Report

Research Summary Report B03

Modelling and Simulation of Shotcrete 3D Printing (SC3DP) Based on a Massively Parallel Multi-Phase, Multi-Component Coupled LBM-DEM Approach [26.07.2022] Kutscher, Konstantin; Researcher Geier, Martin; Project leader Krafczyk, Manfred; Project leader all: TU Braunschweig, Institut für rechnergestützte Modellierung im Bauingenieurwesen (IRMB) B03 goals The primary aim of the project is to understand and quantify the dynamic distribution of material components (fluid, air and particles) and kinetic energy inside the jet of liquid concrete present in the shotcrete process. The information is …

Published on 28. July 2022
Category: Research Summary Report

Research Summary Report A01

Particle-Bed 3D Printing by Selective Cement Activation (SCA) – Particle Surface Functionalisation, Particle-Bed Compaction and Reinforcement Implementation [15.07.2022] Herding, Friedrich; Researcher, f.herding@ibmb.tu-bs.de Mai, Inka; Leading researcher, i.mai@ibmb.tu-bs.de Lowke, Dirk; Project leader, d.lowke@ibmb.tu bs.de all: TU Braunschweig, Institute of Building Materials, Concrete Construction and Fire Safety (iBMB) The main objective of our research in TP A01 is to understand the material-process-interactions in particle bed 3D printing by Selective Cement Activation (SCA) in order to produce concrete elements with high mechanical strength …

Published on 19. July 2022
Category: Research Summary Report

Research Summary Report C05

Jointing Principles for Combination of Concrete Elements Produced by Different Additive Manufacturing Processes [12.07.2022] The Technical University of Braunschweig, Institute of Structural Design (ITE) Prof. Dr. Harald Kloft.eng (ITE) Prof. Dr. Martin Empelmann.eng (iBMB)  Author: Abtin Baghdadi a.baghdadi@tu-braunschweig.de Researchers: Jan-Paul Lanwer, Hendrik Weigel  (iBMB), Abtin Baghdadi (ITE) This project, as close cooperation between ITE and iBMB (Concrete-Construction) by subtractive robotic process, aims to investigate the jointing principle to combine different additively manufactured elements. C05 investigates the execution process and load-bearing …

Published on 12. July 2022
Category: Research Summary Report

Research Summary Report C04

Integrating Digital Design and Additive Manufacturing through BIM-Based Decision Support and Digital Twin Methods [05.07.2022] Borrmann, André, Project leader, andre.borrmann@tum.de, Technical University of Munich, Chair of Computational Modeling and Simulation; Slepicka, Martin, Researcher, martin.slepicka@tum.de, Technical University of Munich, Chair of Computational Modeling and Simulation; Computer Aided Manufacturing (CAM) methods, such as Additive Manufacturing (AM), are becoming increasingly popular in the construction industry, since they offer more geometrical freedom than conventional methods. However, more complex data preparation is required for these …

Published on 5. July 2022
Category: Research Summary Report

Research Summary Report A02

Particle-Bed 3D Printing by Selective Cement Paste Intrusion (SPI) – Particle Surface Functionalisation, Particle Synthesis and Integration of WAAM Reinforcement [17.06.2022] Hamilton, Leigh Duncan; Researcher; Leigh-Duncan.Hamilton@tu-braunschweig.de Zetzener, Harald; Leading researcher; H.Zetzener@tu-braunschweig.de Kwade, Arno; Project leader; A.Kwade@tu-braunschweig.de TU Braunschweig, Institute for Particle Technology  Our research mission for A02 is the implementation of Wire and Arc Additive Manufacturing (WAAM) as a means of simultaneously printing the reinforcement during the particle bed concrete 3D-printing method selective paste intrusion (SPI). The combination of SPI …

Published on 21. June 2022
Category: Research Summary Report

Research Summary Report A05

Integration of Individualized Prefabricated Fibre Reinforcement in Additive Manufacturing with Concrete [10.06.2022] Rothe, Tom; Doctoral researcher, t.rothe@tu-braunschweig.de, TU Braunschweig, Institute for Mechanics and Adaptronics (IMA) Prof. Hühne, Christian; Project Leader, Christian.Huehne@tu-braunschweig.de, TU Braunschweig, Institute for Mechanics and Adaptronics (IMA)  The individual integration of fibre reinforcement into large concrete components produced by Additive Manufacturing (AM) allows new design freedoms and reduces concrete consumption due to the lower cover height. The project A05 develops strategies to integrate freely formable reinforcement strands for …

Published on 10. June 2022
Category: Research Summary Report

Research Summary Report A06

Laser Powder-Bed Fusion (LPBF) of Steel Elements for Construction – Basics of Design and Mechanical Resilience [03.06.2022] Wenzler, David; Doctoral researcher; david.wenzler@tum.de Technical University of Munich, Institute for Machine Tools and Industrial Management Diller, Johannes; Doctoral researcher; johannes.diller@tum.de, Siebert, Dorina; Doctoral researcher; dorina.siebert@tum.de Technical University of Munich, Chair of Metal Structures   The project A06 aims to explore and evaluate the factors influencing the manufacturing of safe and durable structural steel elements by Powder Bed Fusion of Metals using a …

Published on 3. June 2022
Category: Research Summary Report

Research Summary Report A04

Integrated Additive Manufacturing Processes for Reinforced Shotcrete 3D Printing (SC3DP) Elements with Precise Surface Quality [25.05.2022] David, Martin; Doctoral Researcher, m.david@tu-braunschweig.de  TU Braunschweig, Institute for Machine Tools and Production Technology (IWF)   Project A04 aims to investigate cooperative Additive Manufacturing (AM) processes based on Shotcrete 3D Printing (SC3DP) for the production of material-efficient, force-optimized, reinforced, load-bearing concrete components with precise surface quality and geometrical precision. The goal is to produce large-scale concrete elements using significantly lower amounts of reinforcement and …

Published on 25. May 2022
Category: Research Summary Report

Research Summary Report A07

Wire and Arc Additive Manufacturing (WAAM) of complex individualized steel components [20.05.2022] Jahns, Hendrik; Doctoral researcher Unglaub, Julian, Senior researcher Institute of Steel Structures, Technische Universität Braunschweig In project A07 the design, manufacturing and mechanical performence of complex individualized WAAM steel nodes for use in construction is investigated. A new method is developed to design force flow optimized steel nodes as connectors between semi-finished parts and anchorage structures considering the manufacturing possibilities of the WAAM-process and the resulting material behaviour. …

Published on 20. May 2022
Category: Research Summary Report

Research Summary Report A08

Structural Timber by Individual Layer Fabrication (ILF) [13.05.2022] Asshoff, Carsten; Doctoral researcher;carsten.asshoff@wki.fraunhofer.de Fraunhofer Institute for Wood Research Wilhelm-Klauditz-Institut WKI The main goal of the project ’A08 – Structural Timber by Individual Layer Fabrication (ILF)’ is to develop a process to additively manufacture large-scale, wood composite objects with a maximum content of wood material and strength values suited for applications in construction. In the course of the project multiple process variants and material combinations are explored. For this, the necessary machinery …

Published on 13. May 2022
Category: Research Summary Report
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