Log In

Come Join Us!

Are you an
Engineering professional?
Join Eng-Tips Forums!
  • Talk With Other Members
  • Be Notified Of Responses
    To Your Posts
  • Keyword Search
  • One-Click Access To Your
    Favorite Forums
  • Automated Signatures
    On Your Posts
  • Best Of All, It's Free!
  • Students Click Here

*Eng-Tips's functionality depends on members receiving e-mail. By joining you are opting in to receive e-mail.

Posting Guidelines

Promoting, selling, recruiting, coursework and thesis posting is forbidden.

Students Click Here


Acoustic Simulation FEMAP

Acoustic Simulation FEMAP

Acoustic Simulation FEMAP


I would like to know how to define the CD=-1 in the GRID definition (nodes), by using FEMAP. It is necessary in order to carry out an Acoustic simulation of a Fluid Cavity.
Thank you very much in advance!

RE: Acoustic Simulation FEMAP

Use the Modify/Update Other/Node Type menu

After picking the nodes, you will see a menu to select the node type, choose fluid

RE: Acoustic Simulation FEMAP

Thank you very much! Do you mean the selection "type" for the nodes in the "node parameter" menu?
In my version this menu has these alternatives are only: O.Node , 1.Scalar Point, 2.Extra Point. No possibility for a -1.Fluid definition.

RE: Acoustic Simulation FEMAP

What version of Femap are you using?

Under node type you should see the following:

RE: Acoustic Simulation FEMAP

I'm using the version 10 in 32bit. It must be the problem :(

Red Flag This Post

Please let us know here why this post is inappropriate. Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework.

Red Flag Submitted

Thank you for helping keep Eng-Tips Forums free from inappropriate posts.
The Eng-Tips staff will check this out and take appropriate action.

Reply To This Thread

Posting in the Eng-Tips forums is a member-only feature.

Click Here to join Eng-Tips and talk with other members!


White Paper – Your Construction ERP RFP Checklist
Selecting business software for a medium to enterprise-sized construction concern is extremely challenging in large part because most enterprise resource planning (ERP) suites originated in the world of repetitive manufacturing and are therefore a poor fit for a project and asset-centric business. However, midsize to large contractors need the predictable, auditable processes that ERP delivers. Download Now

Close Box

Join Eng-Tips® Today!

Join your peers on the Internet's largest technical engineering professional community.
It's easy to join and it's free.

Here's Why Members Love Eng-Tips Forums:

Register now while it's still free!

Already a member? Close this window and log in.

Join Us             Close