Additive Manufacturing in Construction
AMC TRR 277

Research Summary Report

Research Summary Report of C01

Bridging Scales – From Geometric Part Details to Construction Elements [02.02.2024] Kollmannsberger, Stefan; stefan.kollmannsberger@tum.de TUM, Computational Modeling and Simulation Bürchner, Tim; tim.buerchner@tum.de TUM, Computational Modeling and Simulation Rank, Ernst; ernst.rank@tum.de TUM, Institute for Advanced Study   Digital models for Additive Manufacturing (AM) must consider many different geometric scales. The scales range from micrometers up to tens of meters for metal- or concrete-based processes and mutually influence each other. Project C01 aims to develop consistent geometric and computational descriptions for the …

Published on 2. February 2024
Category: Research Summary Report

Research Summary Report of A03

Extrusion of Near-Nozzle Mixed Concrete – Individually Graded in Density and in Rate of 3D Fibre Reinforcement [1.12.2023] Hechtl, Christian Maximilian, TP editor, m.hechtl@tum.de, TUM, cbm Dr.-Ing. Kränkel, Thomas, PL, thomas.kraenkel@tum.de, TUM, cbm Prof. Dr.-Ing. Gehlen, Christoph, PL, gehlen@tum.de, TUM, cbm   The goal of A03 is to establish a concrete extrusion process using a near nozzle mixing (NNM) approach to enable the gradual variation of material properties during printing (gradation). This approach allows for the creation of multifunctional components, …

Published on 10. December 2023
Category: Research Summary Report

Research Summary Report of A02

Particle-Bed 3D Printing by Selective Cement Paste Intrusion (SPI) – Particle Surface Functionalisation, Particle Synthesis and Integration of WAAM Reinforcement [17.11.2023] Straßer, Alexander, TP editor, alexander.strasser@tum.de, TUM, Chair of Materials Science and Testing Kränkel, Thomas, TP editor, thomas.kraenkel@tum.de, TUM, Chair of Materials Science and Testing Gehlen, Christoph, PL, gehlen@tum.de, TUM, Chair of Materials Science and Testing   The goal of A02 is to implement reinforcement by Wire and Arc Additive Manufacturing (WAAM) in concrete elements produced by Selective Paste Intrusion …

Published on 24. November 2023
Category: Research Summary Report

Research Summary Report of B03

Modelling and Simulation of Shotcrete 3D Printing (SC3DP) Based on a Massively Parallel Multi-Phase, Multi-Component Coupled LBM-DEM Approach [10.11.2023] Kutscher (PostDoc), M. Geier (PI), M. Krafczyk (PI) TU Braunschweig, IRMB   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 required as a basis for future optimization of the process with …

Published on 14. November 2023
Category: Research Summary Report

Research Summary Report of A01

Particle bed 3D printing by selective cement activation: Particle surface functionalization, particle bed compaction and reinforcement integration [03.11.2023] Herding, Friedrich; Researcher, f.herding@ibmb.tu-bs.de Lowke, Dirk; Project leader, lowke@tum.de TU Braunschweig, Institute of Building Materials, Concrete Construction and Fire Safety / Technical University of Munich, Department of Materials Engineering Our main research objective is the fundamental understanding of the material-process interactions in particle bed 3D printing (PB3DP) by Selective Cement Activation (SCA). This will allow for the manufacturing of concrete elements with …

Published on 8. November 2023
Category: Research Summary Report

Research Summary Report of A02

Particle-Bed 3D Printing by Selective Cement Paste Intrusion (SPI) – Particle Surface Functionalisation, Particle Synthesis and Integration of WAAM Reinforcement [06.10.2023] 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 All: TU Braunschweig, Institute for Particle Technology   Our main goal within project A02 is to unite two additive manufacturing (AM) processes, thereby, creating a hybrid AM process for structural concrete. The foundation of A02 is formed around the concrete 3D printing process Selective …

Published on 10. October 2023
Category: Research Summary Report

Research Summary Report of A05

Integration of Individualized Prefabricated Fibre Reinforcement in Additive Manufacturing with Concrete [29.09.2023] Rothe, Tom; Doctoral researcher, t.rothe@tu-braunschweig.de, TU Braunschweig, Institute of Mechanics and Adaptronics (IMA)   Hühne, Christian; Project Leader, Christian.Huehne@tu-braunschweig.de, TU Braunschweig, Institute of Mechanics and Adaptronics (IMA)   Fig 2: Robotic integration of reinforcement into the column of the Shelltonics demonstrator The individual integration of fibre reinforcement into large concrete components produced by Additive Manufacturing allows new design freedoms and reduces concrete consumption due to reduced concrete cover. …

Published on 2. October 2023
Category: Research Summary Report

Research Summary Report of A04

Integrated Additive Manufacturing Processes for Reinforced Shotcrete 3D Printing (SC3DP) Elements with Precise Surface Quality [30.09.2023] David, Martin; Doctoral Researcher, m.david@tu-braunschweig.de, TU Braunschweig, Institute for Machine Tools and Production Technology (IWF)   Summary and Current state of research Project A04 aims to investigate cooperative Additive Manufacturing (AM) processes based on Shotcrete 3D Printing (SC3DP) for the production of material-efficient, force-optimised, reinforced, load-bearing concrete components with precise surface quality and geometrical precision. The goal is to produce large-scale concrete elements using …

Published on 30. September 2023
Category: Research Summary Report

Research Summary Report of A06

Laser Powder-Bed Fusion (LPBF) of Steel Elements for Construction – Basics of Design and Mechanical Resilience [22.09.2023] 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   Project The project A06 aims to explore and evaluate the factors influencing the manufacturing of safe and durable structural steel elements by laser powder-bed fusion (LPBF). Thereby, the …

Published on 28. September 2023
Category: Research Summary Report

Research Summary Report of A07

Wire and Arc Additive Manufacturing (WAAM) of Complex Individualized Steel Components [08.09.2023] Jahns, Hendrik; Doctoral researcher; h.jahns@stahlbau.tu-braunschweig.de Unglaub, Julian; Principle Investigator j.unglaub@stahlbau.tu-braunschweig.de Thiele, Klaus; Principle Investigator k.thiele@stahlbau.tu-braunschweig.de Institute of Steel Structures Technische Universität Braunschweig     Project – main goal In project A07 the design, manufacturing and mechanical properties 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 …

Published on 12. September 2023
Category: Research Summary Report
WordPress Lightbox