Erik Kostson
Ansys Employee


You need a mass21 element.

Look up the mass21 element in the help manual - it has options for mass in different directions.
An example - defines a mass (mass21 element) in x only, at node 102:
---
/prep7
ET,1000,mass21
keyopt,1000,3,0
R,1000,10,0,0,0,0,0
TYPE,1000
REAL,1000
E,102
/solu
---
All the best

Erik