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In this video, we'll explore the basics of modal analysis and harmonics in Autodesk Robot. We'll cover the fundamentals of creating a structural model in Autodesk Robot, including how to define the properties of the structure and how to apply loads and boundary conditions. We'll start by discussing the importance of modal analysis and harmonics in the design process and how they can help engineers understand the behavior of structures under dynamic loads. We'll then dive into the specifics of creating a structural model for a simplified structure, including how to define the properties of the structure, how to create the different sections of the structure, and how to connect them together. Next, we'll provide an overview of modal analysis and harmonics, including what they are, how they work, and why they are important. We'll cover the basics of defining the modes of vibration, including how to specify the natural frequencies, how to define the mode shapes, and how to apply the loads to the different sections of the structure. Finally, we'll discuss the importance of interpreting the results of the analysis and how they can be used to improve the design of the structure. We'll provide practical tips and guidelines for designing structures with modal analysis and harmonics for a given application. Whether you're a student, a practicing engineer, or simply interested in the behavior of structures, this video will provide you with valuable insights into understanding modal analysis and harmonics in Autodesk Robot using a beginner's guide. Great Idea from Johan Salehi ... Regarding the weird modal shapes, I actually compare them using the mass participation ratio that is shown in the modal analysis table. The higher the number, the more important it is, ... Current Video Ideas for the Future: - LL Reduction in ACI/ASCE (vertical and horizontal) - Eurocode WL. - A possible way to model columns with pressure areas - Deeper dive into slab reinforcement. - Raft with larger thickness and positions - Robot - seemingly - erratic deformation when supported by beams and columns - A way to manually “clean-up” simple mesh like the above - EQ on Retaining Walls - Wood and Armer Moments in Slabs and their meaning - Complex and Principle results - Reaponse spectrum analysis - Simple TBM tunnel lining analysis in robot Timestamps: 0:00 Introduction 0:34 Simple Column Structure 2:23 Setting Up the Analysis 5:13 Calculations 6:00 What are Modes (Eigenvalues) 8:16 Results Discussions 11:53 Harmonic Analysis 14:00 Effect of Freq. 17:00 A look on a full structure 23:00 Outro
