Keyword type: model definition

With this keyword card a multiple point constraint is defined, usually a nonlinear one. Right now, four different MPC's can be selected.

A *MPC card automatically triggers the NLGEOM parameter, i.e. a geometrically nonlinear calculation is performed, except if the MPC is a mean rotation MPC.

There are no parameters for this keyword card.

First line:

Second line:

Following lines (as many as needed):



specifies that nodes 3, 8, 15, 39 and 14 should stay in a plane. The plane is defined by nodes 3, 8 and 15. They should not be co-linear.

Example files: beammr, beamplane, beamstraight.