Scopri come la simulazione multifisica viene utilizzata per ricerca e sviluppo
In questa sezione troverete i lavori presentati alle Conferenze mondiali COMSOL. Le presentazioni descrivono ricerche e prodotti innovativi progettati con COMSOL Multiphysics da colleghi di tutto il mondo. I temi delle ricerche presentate abbracciano un'ampia gamma di settori produttivi e aree applicative, in ambito elettrico, meccanico, fluidodinamico e chimico. Lo strumento di Ricerca Rapida vi permetterà di trovare le presentazioni che si riferiscono all'area di vostro interesse.
Visualizza gli articoli presentati alla COMSOL Conference 2020
Geometry Optimization of Enzymatic Electrochemical Glucose Sensor
Diabetes is a metabolic disorder that is on a rising tide. Diabetic patients must regularly monitor their blood glucose levels. One method for designing such a device is using electrochemical principles, specifically amperometry to determine glucose concentration. It is essential to ... Per saperne di più
High Fidelity Multiphase Modelling of Hydrogenics in Zero Gap Alkaline Water Electrolyzer
Electrolytic hydrogen production stands as a beacon of promise within the realm of sustainable energy technologies, owing to its remarkable potential for yielding hydrogen with high energy efficiency and enabling long-term energy storage. Among the gamut of hydrogen production ... Per saperne di più
FEM-based Electrical Analysis of 3D-MOSFET
The fundamental and essential component of the semiconductor electronics industry is the Metal Oxide Semiconductor Field Effect Transistor (MOSFET). The 2D model of MOSFET is widely reported and available in the application library of COMSOL Multiphysics®. However, the 3D model of MOSFET ... Per saperne di più
3D, two-phase multispecies transport model of Polymer electrolyte membrane fuel cell (PEMFC)
The Water management is a central issue in proton exchange membrane (PEM) Fuel Cell. The polymer electrolyte membrane required sufficient water to exhibit a high ionic conductivity. The water molecules in fuel cell operation, moves through the membrane under electro-osmotic drag, ... Per saperne di più
3D CFD Simulation of a PEM Fuel Cell Electrochemistry
Fuel cells are considered one of the most promising alternatives to conventional energy sources due to their high energy efficiency and only water from the exhaust. Accurate modeling of the fuel cell electrochemistry is crucial to optimize fuel cell performance. In this study, we ... Per saperne di più
Electrical field effect on CO2 absorption and chemisorption in a rectangular bubble column by COMSOL
The chemisorption and absorption of CO2 bubbles have been extensively studied and modeled in literature. CO2 gas is converted into aqueous CO2, which produces OH-, HCO3- and CO32- - ions in the solution. In this study, a 3D CO2 bubble column is simulated using COMSOL Multiphysics, ... Per saperne di più
Electrochemical Impedance Spectroscopy in Carbonate Buffered Media for Biosensing Applications
Electrochemical Impedance Spectroscopy (EIS) is a technique commonly used to investigate the properties of the electrode surface and the bulk electrolyte in an electrochemical cell [1]. An AC excitation signal is applied with a frequency range, typically from 0.01 Hz to 1 MHz, and the ... Per saperne di più
Thermal Battery Simulation Models: Evaluating Levels of Abstraction and Geometric Resolution
The accurate modeling and simulation of battery cells are crucial for the optimization and design of efficient energy storage systems. The choice of an appropriate battery simulation model heavily depends on the specific problem being investigated. This poster presents a comparative ... Per saperne di più
Development of Step-by-Step Estimation Approach for Battery Simulation Based on Experimental Data.
For modeling battery simulation, material properties and simulation parameters such as electrical conductivity, diffusion coefficient, volume ratio of electrodes / electrolytes, exchange current density and electrode particle radius are required. Though these kinds information can be ... Per saperne di più
Bubble Detachment from the Surface of a (Photo)Electrode
Many (photo)electrolytic devices involve the generation of bubbles (e.g., hydrogen, oxygen). In these devices, bubble coverage on the surface of the electrode not only decreases the active area, but also induces optical loss.[1,2] Efforts in understanding the bubble detachment process ... Per saperne di più