Vladimir Dorofeev

10 Questions 37 Answers 0 Followers

Questions related from Vladimir Dorofeev

How to increase the convergence of the ANSYS CFX solver in the calculation of a multistage compressor?

I am trying to calculate flow parameters of the multi stage subsonic axial compressor using Ansys CFX. But it turned out that the solver cannot find the solution. In all cases an "OVERFLOW" error...

12 December 2019 2,629 3 View

How to determine the technical oil in Ansys CFX ?

I had to calculate parameters of the technical oil flow in Ansys CFX. To solve this problem, I used "the Turpentine" (from Standard Ansys CFX material library) as the working body. Is it right ? I...

08 August 2019 3,536 6 View

Is it possible to take into account connecting wire in the fluid flow calculation of a turbine stage in the Ansys CFX?

Is it possible to take into account connecting wire(fig.1) in the fluid flow calculation of a turbine stage in the Ansys CFX?

06 June 2019 5,447 6 View

How to transfer data from one to another Ansys CFX module?

Is it possible to transfer the solution from one Ansys CFX module to another Ansys CFX module to use the solution from the first Ansys CFX module as a boundary condition at the inlet of the second...

06 June 2019 2,080 6 View

How define boundary conditions for fluid domain with two outlets in Ansys CFX?

I am calculating fluid domain with one inlet and two outlets (fig.1) I found that Ansys CFX unable to determine how much mass flow rate go to each outlet if i use boundary conditions: Total...

12 December 2018 8,845 11 View

How define wetness or enthalpy of steam in Ansys CFX?

I am trying calculate a steam turbine stage which works in wet steam zone. But i dont know how define boundary conditions: in Ansys CFX, because i can define only Temperature and...

10 October 2018 4,820 3 View

When it may be considered that i obtain a decision in Ansys CFX?

When it may be considered that i obtain a decision in Ansys CFX? Does absolutely everything residuals need attained the level required?

08 August 2018 4,764 2 View

Right solve or not, if during all iterations Ansys CFX solver manager writes, that he set up artifical wall ?

Right solve or not, if during all iterations Ansys CFX Solver manager writes, that he set up artifical wall on the outlet (in my case) ? Howewer, all residuals has attained the level required and...

08 August 2018 7,548 5 View

How to raise accuracy of calculation of flow with vortex zones in Ansys CFX?

I'm trying to calculate valve of steam turbine in Ansys CFX (i'm using single phase material - water ideal gas).I'm getting that the mass flow rate in the inlet zone is not equal to the mass flow...

08 August 2018 7,520 11 View

What means "relaxation coefficient" in stremline calculation parametres of AxSTREAM Lite programm?

06 June 2018 6,519 3 View