In comsol multiphysics there are two types of energy sources; total power dissipation density and total heat source.
I want to design gas-based a cooling system. For this purpose, I need to compare the performance of a fan and a compressor in circulating the gas inside a closed loop system. I started with...
02 March 2019 4,434 3 View
I need to include both in-plane and cross-plane thermal conductivity values of Li ion components in my model. I will be happy if some one share a paper including an-isotropic thermal conductivity...
11 December 2018 2,893 0 View
I have started to learn Molecular Dynamics using LAMMPS MD software. I did not find it user friendly and want to try another one. I will be grateful if you introduce me the best user friendly...
05 June 2018 6,592 5 View
I added Lithium Ion battery to a 3D physics to get 3D electrochemical properties. When I run the time dependent solver, I face this error: Returned solution is not converged. How can I solve this...
31 December 2017 4,268 5 View
I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...
03 March 2021 4,116 4 View
Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...
03 March 2021 961 3 View
Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...
02 March 2021 4,624 4 View
How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...
02 March 2021 9,833 3 View
Is there a powerful system for the security of the systems distributed on IoT systems?
02 March 2021 3,858 10 View
Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...
01 March 2021 7,168 9 View
Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?
01 March 2021 9,785 3 View
I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...
01 March 2021 6,450 5 View
I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...
28 February 2021 8,626 3 View
I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...
28 February 2021 6,282 9 View