CFD Online Logo CFD Online URL
www.cfd-online.com
[Sponsors]
Home > Forums > OpenFOAM

How to visualise the shock wave in a laval nozzle?

Register Blogs Members List Search Today's Posts Mark Forums Read

Reply
 
LinkBack Thread Tools Display Modes
Old   January 17, 2011, 10:02
Default How to visualise the shock wave in a laval nozzle?
  #1
Member
 
chenkai
Join Date: May 2010
Location: munich
Posts: 44
Rep Power: 7
xck1986 is on a distinguished road
Hi everyone,

I have simulate a laval nozzle with rhoSimpleFoam in OpenFOAM.
But I do not konw if there are shcok wave in my nozzle or not? Does anyone know, if it possible to visualise the shock wave in post-precoessing?
In attachment is the pressure and velocity distribution of my nozzle from OpenFOAM.
Attached Images
File Type: jpg nozzel_pressure_1.jpg (21.6 KB, 47 views)
File Type: jpg nozzel1.jpg (20.0 KB, 46 views)
xck1986 is offline   Reply With Quote

Old   January 20, 2011, 05:31
Default
  #2
Senior Member
 
Nakul
Join Date: Apr 2010
Location: India
Posts: 147
Rep Power: 7
nakul is on a distinguished road
Hi,

Presence of shock wave would depend upon your boundary conditions. If pressure ratio of outlet to inlet is very low then there is less chance of having a shock in the nozzle.
nakul is offline   Reply With Quote

Reply

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On


Similar Threads
Thread Thread Starter Forum Replies Last Post
Con-Div Nozzle Shock structure problem padmanathan FLUENT 2 November 16, 2010 04:37
Shock in nozzle - dangerous? Christian Main CFD Forum 1 May 8, 2006 12:48
Question about the shock wave nucharin CFX 2 January 27, 2005 05:44
Question about the shock wave in CFX software nucharin Main CFD Forum 1 January 25, 2005 09:26
Shock wave in Nozzle Mohammad Main CFD Forum 0 May 16, 2002 11:33


All times are GMT -4. The time now is 18:02.