Consultez les proceedings de la Conference COMSOL 2020
Simulation of Thin Film All-Solid-State Lithium Ion Batteries
There is great interest in developing all-solid-state lithium-ion batteries. They are ideal micro-power sources for many applications in portable electronic devices, electric vehicles and biomedical engineering. The batteries are possessed of high energy and power densities, good ... En savoir plus
Several Hydrodynamic Instabilities Illustrated Using the COMSOL Multiphysics® Software
The COMSOL Multiphysics® software has proved itself an invaluable tool for teaching "Transport Phenomena" to graduate and undergraduate engineers. In particular, the software allows us to visualize and explore solutions well beyond what students could do with pencil and paper. For ... En savoir plus
Process Intensification Efforts towards Efficient, Modular, Solar-Thermochemical Production of Liquid Fuels
Concerning the reduction of fossil-energy use from industrial processes, power generation and transportation, concentrated solar power from dish reflectors is well suited for driving highly endothermic reactions that valorize CO2 and/or light hydrocarbons. In this study, a directly ... En savoir plus
Modeling a Concentrated Solar Thermal Collector for Methane Dry Reforming
Hydrogen has great potential to be the fuel of the future through utilization in fuel cells, but it is rarely found naturally and must be produced in energy-intensive processes. Steam reforming, the process of heating natural gas and steam in the presence of a catalyst to drive a ... En savoir plus
Implication of COMSOL® to Laser Powered Non-Isothermal Reactors for Pyrolysis in the Gas Phase
The IR CO2 laser powered chemical conversions in the gas phase are intriguing and the researchers’ attention was focused on this transformation a while ago. The method, known as Infrared Laser Powered Homogeneous Pyrolysis, or IR LPHP opened reaction pathways not reached by conventional ... 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
Coupled Optical and Thermal Modeling of Novel Solar Thermal Collectors
In the present study, the performance of the two novel solar thermal collectors are modeled using COMSOL Multiphysics. Firstly, Parabola and seagull geometries are utilized as primary and secondary reflector with high concentrator(50X) for high temperature application (650°C). Secondly ... En savoir plus
Catalytic Oxidative Dehydrogenation of Propane to Propylene
Propylene is the second most important olefin and the second largest volume industrial chemical produced globally. In 2015, the global demand for propylene was about 94 million metric tons. The largest use for propylene is the production of polypropylene, consuming 67% of propylene ... En savoir plus
Analysis of the Cyclability of Lithium-polymer Batteries
Lithium ion batteries and similar energy storage devices have an increasing importance for the modern society as they are present in many portable electronic devices and have perspectives in the fields of electric vehicles and renewable energy accumulation. Herein, we present results ... En savoir plus
A Multi-phase Heat Transfer Model of Cooling Lava
Field observations suggest that two-phase "heat-pipe" processes are active around magmatic intrusions. We are numerically testing the viability of this process around a volcanic sill, embedded in wet sediment. The model focuses on the heat transported by water in the vapor and liquid ... En savoir plus