Consultez les proceedings de la Conference COMSOL 2020
Ion Concentration and Electromechanical Actuation Simulations of Ionic Polymer-Metal Composites
Ionic polymer-metal composite (IPMC) materials are promising candidates for soft robotics and artificial muscle applications. The primary actuation mechanism in such devices is ion migration in a polymer membrane, localized swelling, and a corresponding overall material deformation, ... En savoir plus
COMSOL Multiphysics® Software: Simplifying Workflow and Promoting Innovations in Nuclear Engineering at ORNL
At Oak Ridge National Laboratory (ORNL), COMSOL Multiphysics® software has become a preferred software for certain multiphysics applications in nuclear engineering. This presentation will highlight some of the ongoing activities in the following areas: (1) Highly enriched uranium (HEU) ... En savoir plus
Magnetically-Induced Displacement Force on Medical Devices in the Magnetic Resonance Environment
Introduction: Medical devices undergo a series of evaluations in order to determine their performance and level of safety in a magnetic resonance (MR) environment. The standard of focus for this work is ASTM F2052-15 which measures the induced displacement of a device due to the ... En savoir plus
A Virtual Product Development Environment for Electronic Hydraulic Power Steering Pump via Multiphysics Modeling
Using advanced computational fluid dynamics software PumpLinx and the COMSOL Multiphysics® software, a virtual product development environment was established for the electro-hydraulic power steering pump system in a passenger vehicle. The model built with the COMSOL Multiphysics® ... En savoir plus
Underwater Flow Noise Simulation
Underwater acoustics is an area that studies the sound propagation in water and the interactions with other objects and water boundaries. There are many technologies available for acoustic exploration of the ocean. Underwater vehicles are robots used in ocean sciences that travel ... En savoir plus
Analysis of an Automobile Disc Brake
The study investigates the thermal and mechanical effect of a braking action on a ventilated carbon ceramic brake disc assembly and determines the best vane profiles for maximum cooling and dissipation of heat. En savoir plus
Studies of Sound Radiation from Beams with Acoustic Black Holes
Recently, acoustic black holes (ABH), a new passive structural modification approach to control vibration and noise from mechanical structures have been developed and studied. This preliminary study presents the work on the influence of acoustical black holes on the vibration and sound ... En savoir plus
Simulation of the Effects of Nano-filler Interactions in Polymer Matrix Dielectric Nanocomposites
The finite element method was used for simulating the dielectric response of polymer matrix dielectric composites with randomly and evenly distributed fillers. The dielectric simulation of the composite materials was conducted using a time harmonic-electric current solver in the AC/DC ... En savoir plus
Predicting Critical Current as a Function of Magnetic Field in High-Temperature Superconductors
REBCO tapes belong to a class of high-temperature superconductors (HTS) that can be superconducting at liquid nitrogen temperatures (77K) as opposed to typical superconductors such as Nb3Sn which need to operate at liquid helium temperatures (4K). One important aspect of designing a ... En savoir plus
Transient Heating and Cooling in a Packed Bed with Fluid Flow for Controlling Solute Adsorption
We have created and optimized a multiphysics model using COMSOL Multiphysics® software that incorporates the Free and Porous Media Flow and Heat Transfer in Porous Media interfaces to simulate the temperature profile of a chromatographic system under external heating and cooling ... En savoir plus