Can comsol multiphysics be used for pulsed plasma thruster simulation?

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What is the difference implicit guidance and explicit guidance?

I need a clear definition on implicit and explicit guidance scheme used in missile and launch vehicle.Recommend some text book if possible

04 May 2015 9,134 0 View

What do poles zeros in a transfer function mean?

I need a simple definition of pole and zero over a transfer function , I expect a non mathematical explanation.

31 December 2014 305 2 View

How to design a Quadrotor so as it can fly in varied trajectory?

Design requirements that are generally required to develop a quadrotor to fly in trajectory such as circular and square without motion capture camera.Suggest few tips to model a...

10 November 2014 8,172 0 View

Can a quadrotor perform an aggressive manoeuvre without a motion sensing camera?

Aggressive manoeuvres performed by quadrotor in the lab are generally done by motion capture camera. Can these manoeuvres be done without a motion camera under open atmosphere?

10 November 2014 1,684 5 View

How can a spark plug can initiate a spark/plasma/electric arc in vacuum?

Much thanks.

01 February 2014 3,737 1 View

Is it possible to design an ignition circuit and simulate in simulink?

Seeking tips for designing a ignition circuit in simulink with spark plug.

31 December 2013 8,965 1 View

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...

13 August 2024 9,795 0 View

How to start a Molecular Dynamics Simulation?

Is it possible to conduct a molecular dynamics simulation to see the effects of a specific carbohydrate on the structure of lipids (e.g., micelle structure)? I am a beginner in this field and plan...

03 August 2024 3,371 3 View

Which will be the best software for the Hydration shell analysis with molecular dynamics?

I am using a windows system, what software I should use for hydration shell analysis with molecular dynamics?

02 August 2024 3,143 4 View

CAD File of human's & rat's respiratory airways ?

Dear all, I am working on particle deposition in human's & rat's respiratory airways using CFD and I am looking for the 3D CAD file for my simulations (STEP or IGES format). If somone has such...

29 July 2024 1,092 2 View

How to restart MD without using checkpint file in GROMACS?

Dear All Gromacs User I would like to restart MD without using checkpint .cpt files? I heard there is a way for acheiveing this. Any input and sugegstions are most welcome. Thanking You Budheswar

29 July 2024 3,084 8 View

How to prepare a molecule for molecular dynamics calculations?

If I want to calculate molecular dynamics (Gromacs), do I first need to optimize the geometry of the molecule? For example, I first draw the molecule in Avogadro, and then what? I guess I can't...

28 July 2024 673 3 View

Problem with Two-phase simulation?

Hello; I am conducting a CFD study on two-phase flow in a separator, utilizing refrigerant as the working fluid. For this study, I have implemented pressure inlet and pressure outlet boundary...

25 July 2024 2,309 5 View

Flow through curved domains?

Hi everyone, I am working on a curved domain in which a ship is situated in the middle (geometry is given below). In my understanding the general fluid flow is parallel to the x axis from inlet to...

25 July 2024 9,058 4 View

Can anyone kindly suggest research topics in the area of thermodynamics, heat transfer, fluid mechanics or renewable energy?

I am an undergraduate mechanical engineering student seeking suggestions on topics related to either thermodynamics, fluid mechanics, heat transfer or renewable energy for my final year project....

24 July 2024 4,058 5 View

How to get LP fiber modes directly from Comsol?

Hi there, I'm new to modelling with comsol. I would like to ask if it is possible for comsol to output linearly polarized (LP) modes? I tried modelling a simple single mode fiber with an enlarged...

23 July 2024 4,019 3 View