Consultez les proceedings de la Conference COMSOL 2020
Modeling the Electric Double Layer in Finite Electrolyte Solutions
While electric double layers play a crucial role in many biophysical processes involving charged molecular species (such as proteins and DNA), they are often a limiting factor in technological applications where charged conductors are brought in contact with electrolyte solutions. ... En savoir plus
Magnetic Control of Deformation of a Ferrofluid Droplet in Simple Shear Flow
This study investigates the effect of uniform magnetic field on the deformation of a ferrofluid droplet in a two dimensional (2D) simple shear flow by means of numerical simulation. The magnetic field is applied in a perpendicular direction to the flow direction. A numerical scheme ... En savoir plus
Load Noise Calculation of a Three-Phase Power Transformer
Vibrations and noise of high power transformers have attracted considerable experimental and theoretical interests over last few years [1, 2]. For such transformers operating under high voltage (~ 100 kV) and power (~ 100 MVA), noise generated is significantly attributed to load noise ... En savoir plus
HIIPER Space Propulsion Simulation Using Plasma Module
The Helicon Injected Inertial Plasma Electrostatic Rocket (HIIPER) is an electric space propulsion concept to generate denser ion and electron beams using inertial electrostatic confinement (IEC) fusion theory and helicon source. Helicon source is employed to generate the plasma and the ... En savoir plus
Electrical Energy Harvesting from Body Heat: Indirect Conversion via Mechanical Vibration
Recent rapid progress in MEMS with wireless communication system has enabled low power micro sensor network for human body, Body Area Sensor Network (BASN). The information gathering from BASNs will provide a significant opportunities for various medical applications. One of the key ... En savoir plus
COMSOL® Analysis-Led Design of Prototype Coil Program for Bi-2212 Coils
The National High Magnetic Field Laboratory (NHMFL) strives to push magnet technology to ever higher field strengths. Supported by a unified effort of material research as well as coil research, Bi2Sr2CaCu2O8+δ (Bi 2212) technology shows promise as a high temperature superconductor (HTS) ... En savoir plus
COMSOL Multiphysics® as a Tool for Biomedical Engineering Students to Harness Physical Processes
The field of Biomedical Engineering is expanding at an exponential rate. As we began to unravel clues about our complex biological vessels, we uncovered more questions than answers. Our collective curiosity has led biomedical engineering into a broadening field by study of physiological ... En savoir plus
Analyzing Electromagnetic Modes of Integrated Busbars Implemented as Printed Circuit Boards (PCB)
This report addresses design of a PCB intended for use as a busbar integrated with multiple DC-link (rail) capacitors in a high power inverter. The geometry and current ratings are typical of a 50 kW unit operating at 60kHz in an intermittent mode. First, circuit aspects are analyzed. ... En savoir plus
Analysis of D-Shaped Toroidal Superconductive Coils for Medium Size Fusion Experiment Facility
The research in magnetic confinement fusion is carried out through electromagnetic machines, with a toroidal geometry, where a hot plasma of heavy hydrogen isotopes (deuterium and tritium) is contained in a vacuum vessel. Due to the very high temperatures reached by the plasma, strong ... En savoir plus
Using the COMSOL Multiphysics® software for simulation of TEGs for Waste Thermal Energy Harvesting
Navy systems, such as turbine engines, produce large quantities of thermal energy. This energy is a byproduct of the work produced by the engine during operation and is typically rejected to its surroundings. The temperature difference between the turbines and the ocean is substantial ... En savoir plus