Cristian Vasile Achim

4 Questions 10 Answers 0 Followers

Questions related from Cristian Vasile Achim

What is the mass of Kajtar particles in SPH?

Hello, I am trying to follow this article https://www.sciencedirect.com/science/article/abs/pii/S0010465509001544 SPH particle boundary forces for arbitrary boundaries In the article when they...

17 November 2021 1,349 2 View

What are the boundary conditions for the velocity in SPH for the case of a nozzle?

Hello, I am trying to model, using weakly compressible SPH, a system with a nozzle in which a jet is entering the simulations box with constant velocity, similar to the image shown. I set-up...

20 September 2019 5,058 1 View

What is the Gradient of a constant Pressure in SPH?

Analitically gradient of pressure is the same using P=c*c*rho or P=c*c*(rho-rho_0). However when studying the effect of gravity in a system with constant inflow of air, I found that the second...

12 December 2017 3,915 2 View

Shepard filter in SPH with boundaries

Hello, I am trying to implement the Shepard filter for a system with boundaries defined by Morris ghost particles. The host particles have an associated mass equal to the mass of the SPH...

01 January 1970 8,163 3 View