How to used contituity boundary condition in an acoustic wave propagation in an oil filled tank using COMSOL Multiphysics
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How to generate a spherical pressure wave from a source point in COMSOL Multiphysics software.
10 November 2019 7,440 1 View
Can consider a sinusoidal wave as a Partial discharge acoustic pressure wave.
08 September 2019 2,554 2 View
Dear friends I am designing a underwater optical acoustic sensor Using COMSOL Multiphysics software. I would like to analyze the received signal signal by sensor in both the time domain and...
07 August 2019 2,598 3 View
How to export matlab program file to COMSOL?
03 April 2019 6,284 2 View
Dear friends, I am modelling an optical based underwater acoustic sensor to detect the acoustic sound wave which is induced inside the water-filled tank using COMSOL Multiphysics software. Due to...
03 April 2019 4,999 4 View
Dear friends, I am going to design a piezoelectric transducer as an acoustic wave signal receiver sensor using COMSOL Multipysics. Description of the model: In an air-filled rectangle box an...
11 December 2018 1,074 8 View
Dear friends, I am working on an application where I need to convert the o/p voltage(in volts) of Piezoelectric acoustic sensor into pressure (in pascals). I wanna know how I would be able to do...
11 December 2018 5,049 8 View
11 December 2018 4,956 8 View
Dear friends, I am going to desing an optical Fiber Bragg grating sensor for pressure and strain measurement using COMSOL software. But, I am new in this software so if anybody having any idea...
11 December 2018 8,840 0 View
I want set the boundary as a continuity but I don't know how? I know that in Comsol by default the boundaries are define as continuity and it follow this equation: n.j=0 but I want change it to...
11 December 2018 9,689 2 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
Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...
01 March 2021 9,537 2 View
I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...
01 March 2021 6,985 3 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
28 February 2021 5,433 3 View
I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...
27 February 2021 5,383 3 View
I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...
27 February 2021 4,218 7 View
I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...
26 February 2021 8,567 3 View
What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?
24 February 2021 8,219 2 View