Does hand valve rotation (of the Valve Core Remover/Installer), affect the vacuum pressure significantly, using a vacuum pump?

10 November 2016 2,703 0 View

How can I know all the node coordinates where pressure is calculated as also the corresponding node ID using COMSOL?

Hi,I have the square 5x5 geometry of the attached Figure. I solve a pressure distribution problem where pressure changes its values along the x-axis. I would like to know all the node coordinates...

08 September 2016 8,877 6 View

How can I perform 3D_curve_points projection on a 2D plane using COMSOL?

I calculate the pressure in some discrete points along a complicated geometry curve. The combination of the following tools brings me the pressure values.1) Edge_3D (which is selected from the...

08 September 2016 5,552 5 View

Which is the best way to make a MATLAB ga function that calls the simulation software and has access to the result?

05 June 2016 2,517 0 View

Is it possible to minimize an array of values (not just a simple function), using the genetic algorithm optimtool of Matlab?

I am conducting simulations for Genetic Algorithm using optimtool('ga') of Matlab. I would like to minimize the difference of two arrays so that I can fix the valueof a parameter which is the...

04 May 2016 2,324 3 View

How can I find the pressure over time for every point from where the flow front will pass using COMSOL?

02 March 2016 5,815 3 View

Is the software COMSOL Multiphysics appropriate for getting velocity and pressure outputs per time (graphically)?

Hi, I use the software COMSOL Multiphysics.I would like to get the solution outputs of the mathematical problem that I run. Specificaly I would like to get pressure and velocity (according to...

11 December 2015 7,110 8 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is recommended for solid domain in ANSYS FLUENT?

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

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

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