CONNECTIONS IX Workshop Program
9th International Workshop on Connections in Steel Structures
June 4-8, 2022 • https://connectionsix.dec.uc.pt
Department of Civil Engineering, Polo II, University of Coimbra, Coimbra
Co-Chairs: Luís Simões da Silva (UC) and Frantisek Wald (CVUT)
Saturday, June 4, 2022 – Social program (Accompanying persons are included)
14:30 – 16:30 Visit to Palace of Schools at the University of Coimbra. Meeting point: Porta Ferrea (https://visit.uc.pt/en/space-list)
16:30 – 18:00 Walking from Palace of Schools to Mondego River, through Botanic Garden followed by free Sunset socialization in Parque Verde near Mondego River. Walking takes around 30 minutes; comfortable shoes are recommended.
19:30 – 21:30 Welcome Dinner – Cordel Maneirista Restaurant (https://cordel.pt)
Sunday, June 5, 2022 – Social program (Accompanying persons are included)
9:30 – 18:00 Day trip around Coimbra: Conimbriga, Buçaco, Vista Alegre Museum. Lunch in Bairrada region is included. Meeting point: Hotel VILA GALÉ Coimbra
Monday, June 6, 2022 – Technical program (DEC, Polo II, University of Coimbra)
9:00 – 9:30 Welcome and Technical Opening of Workshop: Luís Simões da Silva and Frantisek Wald
9:30 – 10:00 Keynote speaker: Gary Simmons, William Hare Limited (UK) – The practical challenges of modern steelwork connection design
Technical Session 1 - Standardization of Steel Connections (Chairperson: Luís Simões da Silva)
10:00 – 10:15 Milan Veljkovic – Joint design in revised EN 1993-1-8:202X
10:15 – 10:30 Christoph Abraham - International standardization of bolted connections made of stainless steel
10:30 – 11:00 Coffee break
Technical Session 2 – Bolting, Welding, Connectors and Grouting (Chairperson: Jeffrey Packer)
11:00 – 11:15 Martin Vild - Fillet weld model for component-based finite element method
11:15 – 11:30 Primoz Moze - Deformation behaviour of bolted bearing-type connections
11:30 – 11:45 Adam Pretík - Resistance of different perforated steel strip shear connectors according to design guidelines, simulations and experiments
11:45 – 12:00 André Tenchini - Experimental and numerical study of stainless steel bolted connections subjected to shear
12:00 – 12:15 Luis Borges - A practical fracture toughness specification for large cast steel pinned lug connections
12:15 – 12:30 Gian Andrea Rassati - An experimental study of the use of extra-long slots for slip-critical bolted connections
12:30 – 12:45 Ulrike Kuhlmann - Butt-Welded Connections in Innovative High-Strength Steel Constructions
12:45 – 14:15 Lunch in Polo II restaurant
Technical Session 3 - Column Base Connections (Chairperson: Frantisek Wald)
14:15 – 14:30 Amit Kanvinde - New developments in column base connections for steel moment frames
14:30 – 14:45 Maximilian Ziwes - Column base plates
14:45 – 15:00 Maël Couchaux - Resistance of column base plates under 3d loading
15:00 – 15:15 Riccardo Zandonini - Behaviour of beam-to-upright and base-plate joints for industrial steel storage pallet racks
15:15 – 15:30 A.M. (Nol) Gresnigt - Design of rotational rigid steel column bases on a concrete building
15:30 – 16:00 Coffee break
Technical Session 4 - Moment Resisting Joints (Chairperson: Jerome Hajjar)
16:00– 16:15 Carlo Lini - Using SketchUp to Evaluate Yield-Line Patterns
16:15– 16:30 Jean-Pierre Jaspart - An innovative mechanical model to characterise structural joints
16:30 – 16:45 Daniel Nunes - Experimental investigation of steel t-stub macro-components with four bolts-per-row
16:45 – 17:00 Aurel Stratan - Experimental evaluation of a continuous slim-floor beam-to-column joint
Technical Session 5 – Cyclic and Seismic Loading (Chairperson: Dan Dubina)
17:00 – 17:15 James Malley - Seismic Performance of Tall Steel Framed Buildings Built Between 1960 - 1994
17:15 – 17:30 Jerome Hajjar - Cyclic behaviour of composite connections in composite floor diaphragms
17:30 – 17:45 Lucia Tirca - Seismic design of friction-sliding brace connections
17:45 – 18:00 Albano de Castro e Sousa - The role of slab continuity in the behaviour of composite-steel beam-to-column connections under cyclic loading
19:30 – 21:30 Workshop Dinner (Accompanying persons are included) – Trovador Restaurant (https://www.restaurantetrovador.com)
Tuesday, June 7, 2022 – Technical program (DEC, Polo II, University of Coimbra)
Technical Session 6 - Additive Manufacturing and Fabrication Traceability in Steel Connections (Chairperson: Thomas Ummenhofer)
9:00 – 9:15 Kristo Mela - Automated minimum cost design of steel connections
9:15 – 9:30 Eduardo Bayo - Modal FEM substructure analysis and machine learning to characterize steel joints with beams of unequal
9:30 – 9:45 Preetam Biswas – Cross-platform integration for realizing efficient steel connections
9:45 – 10:00 Trayana Tankova – Additive manufacturing for steel connections
10:00 – 10:30 Additive Manufacturing Laboratory visit
10:30 – 11:00 Coffee break
Technical Session 7 – Robustness and Accidental Actions (Chairperson: Jean-Pierre Jaspart)
11:15 – 11:30 Aldina Santiago - Response of steel friction connections under different deformation rates
11:30 – 11:45 Dan Dubina - Influence of connection properties on the robustness steel storage racks under forklift truck impact
11:45 – 12:00 Erik Grimsmo - Fillet welds subjected to impulsive loading
12:00 – 12:15 Erica Fischer - Design of simple shear connections for fire – linking research and codes
12:15 – 12:30 Ramon Gilsanz - Fire behaviour of concealed connections for steel gravity frame construction
12:30 – 14:00 Lunch in Polo II restaurant
Technical Session 8 - Tubular and Welded Joints (Chairperson: Eduardo Bayo)
14:00 – 14:15 Luciano Lima - Numerical assessment of SHS t-joints subjected to chord axial loads
14:15 – 14:30 Jeffrey Packer - Numerical study of laterally offset RHS X-connections in branch compression
14:30 – 14:45 Marko Pavlovic - Wrapped FRP Joints for Circular Hollow Sections
14:45 – 15:00 Thomas Ummenhofer - Hybrid connections in jacket structures of offshore wind turbines
15:00 – 15:15 Massimo Latour - Theoretical and experimental analysis about the stiffness of 3D cut welded connections with circular hollow columns and through I-beams
15:15 – 15:30 Luís Simões da Silva –Modelling of plug-and-play joints between RHS columns and CFS trusses
15:30 – 16:00 Coffee break
16:00 – 16:15 Ana Margarida Girão / Carlo Lini – Workshop summary
16:15 – 16:30 Luís Simões da Silva / Frantisek Wald – Workshop conclusions
Wednesday, June 8, 2022 – Technical program (Accompanying persons are included)
8:30 – 12:00 Technical visit to a Steel Company – Ferpinta. Meeting point: Hotel VILA GALÉ Coimbra
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