How to generate a spherical pressure wave from a source point in COMSOL Multiphysics software?

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?

Can consider a sinusoidal wave as a Partial discharge acoustic pressure wave.

08 September 2019 2,554 2 View

The amplitude of frequency in FFT doesn't match time-domain amplitude in COMSOL Multiphysics software?

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 calculate the sensitivity of the acoustic optical sensor?

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

How to used contituity boundary condition in an acoustic wave propagation in an oil filled tank using COMSOL Multiphysics?

How to used contituity boundary condition in an acoustic wave propagation in an oil filled tank using COMSOL Multiphysics

11 December 2018 6,443 1 View

Can used Piezoelectric transducer as an acoustic wave signal receiver sensor?

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

How to convert the output voltage(Volts) of Piezoelectric sensor into pressure (Pascal)?

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

How to convert the output voltage(Volts) of Piezoelectric sensor into pressure (Pascal)?

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 4,956 8 View

2D model of optical Fiber Bragg Grating sensor using COMSOL Multiphonics?

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

How to set the continuity boundary condition between two domain?

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

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 View

How to get onecolumn document from standard IEEE ACCESS LateX template?

I have prepared a manuscript in IEEE Latex template, but for some purpose, I need to prepare a word file as well (detailed format is not required). Compared to two column .tex file, one column...

02 March 2021 1,830 3 View

Is there any tutorial for comsol general projections?

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 do you write a simplified C block code of this average-current control on PSIM?

This is a Buck (step-down) Converter and I am new to this program. I need to program with simplified C block and I actually don't know what to do. Can anyone show me how to do this? Or at least...

02 March 2021 8,233 1 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

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

How can the modification of garden soil cause global warming?

Hello, I am working on a soil project and I found a primary research article that tests how the modification of agricultural soil can cause global warming, using a thermal collector, however I...

02 March 2021 7,161 3 View

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 2 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View