Expertise
- Mode tracking and pole clustering
Undertaking vibration analysis, it is very common to characterize a system by its modes of… Read more: Mode tracking and pole clustering - When connection flexibility becomes sensitive
In the series of our posts concerning model quality and connections, constraints regularization or penalization… Read more: When connection flexibility becomes sensitive - Connections to shells in 3D models
How to properly manage connections to shells in 3D models ? Many mechanical systems use… Read more: Connections to shells in 3D models - Model verification for quality assessment – Assembly checks
How to verify that the connections in a mechanical assembly behave as intended? The increase… Read more: Model verification for quality assessment – Assembly checks - Coupling for mechanical assemblies
How do you handle simplified connections in a Finite Element model with control on accuracy… Read more: Coupling for mechanical assemblies
Conferences
- Guilherme Malacrida Alves: PhD defense
Guilherme Malacrida Alves will defend his PhD thesis on “Experimental modal analysis of time varying… Read more: Guilherme Malacrida Alves: PhD defense - Non-linear viscoelastic damping: designing tests needed for transient simulation of a rail track
How to design vibration tests exhibiting viscoelasticity, hyperelasticity and rate-independent hysteresis behavior of rail pads… Read more: Non-linear viscoelastic damping: designing tests needed for transient simulation of a rail track - ISMA 2024 : Hybrid FEM/test twin building, an electric engine case history
SDTools is involved in several communications at the ISMA24 (International Conference on Noise and Vibration… Read more: ISMA 2024 : Hybrid FEM/test twin building, an electric engine case history - Inter-noise 2024 : brake squeal functional LPV model
Guilherme Malacrida Alves, a PhD student at SDTools in collaboration with Hitachi Astemo, will present… Read more: Inter-noise 2024 : brake squeal functional LPV model - EuroBrake 2024: let’s meet there!
EuroBrake is happening next week in Mainz and SDTools will be attending with Guilllaume Vermot… Read more: EuroBrake 2024: let’s meet there!
Releases
- SDT 7.5 posted
For download, demos, … see here SDT 7.5 is compatible with MATLAB 9.4 (2018b) to… Read more: SDT 7.5 posted - SDT 7.3 postedThe major revision 7.2 was only made available as a beta version, with the stable… Read more: SDT 7.3 posted
- SDT 7.4 postedSDT 7.4 is the only version fully compatible with MATLAB 9.4 (2018b) to 9.12 (2022a)… Read more: SDT 7.4 posted
- SDT 7.1 releasedSDT 7.1 is the only version fully compatible with MATLAB 9.4 (2018b) to 9.6 (2019a)… Read more: SDT 7.1 released
- SDT 7.0 releasedSDT 7.0 is now released. SDT 7.0 is the only version compatible with MATLAB 9.2… Read more: SDT 7.0 released
Software
- Automatic reporting
Classical off the shelves analyses in SDT (EMA, numerical modal analysis, shape correlation, …) are… Read more: Automatic reporting - SDT-base: Navigation through multi-dimensional data with Iiplot
Data navigation is an essential feature for engineering projects, what can be done? 🔧 An… Read more: SDT-base: Navigation through multi-dimensional data with Iiplot - SDT-ZParam: Mode classification using clusters
▶️ This video illustrates how to analyze large amounts of parametric modal analysis. 🚀 Modern… Read more: SDT-ZParam: Mode classification using clusters - SDT-ZParam: Modal analysis DoE navigation
💡Understanding a model sensitivity to various parameters is key to controlling quality (verification and validation),… Read more: SDT-ZParam: Modal analysis DoE navigation - FEM, testing and hybrid twin displays with SDT tetrahedron
♻️Refreshing of our good old logo is an occasion to illustrate SDT’s display capabilities in… Read more: FEM, testing and hybrid twin displays with SDT tetrahedron
Projects
- Inertial base construction for vibration measurements in an oven
SDTools regularly performs Experimental Modal Analyses (EMA) in an oven to control temperature dependency. One… Read more: Inertial base construction for vibration measurements in an oven - Milling robot modal analysis using spindle-driven unbalanced excitation in context of its response nonlinearity
How to perform modal analysis of milling robot using a spindle-driven unbalanced excitation ? 🎯… Read more: Milling robot modal analysis using spindle-driven unbalanced excitation in context of its response nonlinearity - Identification of material property temperature dependency
In partnership with the “SOURCE” ANR project, SDT has been used by the DISCoH researcher’s… Read more: Identification of material property temperature dependency
Papers
- Scientific research at SDTools
SDTools is involved in vibration research at multiple levels, either through R&D projects for its… Read more: Scientific research at SDTools