TMD2021

Monday, August 2nd

• 8:30 am – 12:30 pm CDT (GMT-5): Contact Modeling Workshop, hosted by Abaqus

Tuesday, August 3rd

Session 1

• Welcome Address
• Alfredo Fantetti, Imperial College London, “A round-robin test to measure friction hysteresis measurements on two different fretting rigs at Politecnico di Torino and Imperial College London”
• Matt de Brett, Imperial College London, “Measurement of the damping effect of a seal wire on turbine blade vibration”
• Matias Lasen, Imperial College London, “Control of tangential stiffness and friction damping modifying contact interfaces with piezoelectrics”
• Tong Wei, Imperial College London, “Quantitative optical measurements to investigate the real area of contact in a PMMA to PMMA joint”
• Antonio Papangelo, Politecnico di Bari, “Self-excited vibrations in soft sliding viscoelastic contacts”

Discussion Session 1

Data-driven versus physics-driven modeling? Are there opportunities for ML in joints research, or is it all hype?

Panelists: Keith Worden, David Nowell, Norbert Hoffman, and Dane Quinn

Moderator: Matthew Brake

Senior Keynote

Rob Carpick, University of Pennsylvania, “New insights into friction and wear from nanoscale in-situ approaches”

Wednesday, August 4th

Session 2

• Daily Overview
• Wolfgang Witteveen, University of Applied Sciences Upper Austria, “Self-excited vibrations in soft sliding viscoelastic contacts”
• Drithi Shetty, University of Wisconsin, Madison, “Predicting Nonlinearity in the Benchmark Structure using QSMA and SICE”
• Aabhas Singh, University of Wisconsin, Madison, “Multi-mode quasi-static excitation for systems with nonlinear joints”
• Yekai Sun, University of Strathclyde, “On the comparison of different methodologies for the computation of damped nonlinear normal modes and resonance prediction of systems with non-conservative nonlinearities”
• Nidish Balaji, Rice University, “Stochastic perspectives on the nonlinear resonance of bolted joints”

TMD Research Challenge

• Tribomechadynamics Research Challenge Discussion and Overview

Malte Krack, University of Stuttgart

Student Paper Competition

• Zhen-Wah Chew, National Chung Hsing University, “Identification of contact zones of receding contact using image processing techniques”
• Shuyang Zhang, KU Leuven, “A model order reduction method for the dynamic simulation of bolt joints considering contact nonlinearity”
• Michael Lengger, Friedrich-Alexander Universitat Erlangen-Nurnberg, “Application of quasi-static modal analysis to the Tribomechadynamics benchmark system”

Early Career Event

What comes next? A mentorship panel Q&A session on preparing for life after graduation (or your next move).

Panelists: Matthew Bonney, Matthew Brake, Malte Krack, Daniel Roettgen

Thursday, August 5th

Session 3

• Daily Overview
• Hugh Goyder, Cranfield University, “Some signal processing methods for experimental modal analysis of non-linear structures”
• Hassan Jalali, Northumbria University, “Blind prediction of the displacement-dependent dynamic properties of a JFJF plate with uncertain parameters”
• Michael Kuts, Bauman Moscow State Technical University, “Dynamic properties of filled bolted joints”
• Matthew Bonney, Sheffield University, “Temperature FEA modelling of connected mismatched materials”
• Justin Porter, Rice University, “A rough contact modeling framework for arbitrarily varying normal pressure”

Discussion Session 2

Modal hysteresis modeling: A red herring or part of the path forward for modeling jointed structures?

Panelists: Matt Allen, Matthew Brake, Maren Scheel, and Loic Salles

Moderator: Christoph Schwingshackl

Junior Keynote

Chiara Gastaldi, Politecnico di Torino, “Designing with and for friction: unexpected findings and things to remember”