Modal Variables

You can request modal variable output to the data, results, or output database file. In steady-state dynamics GU, etc. provide the amplitude of the mode.

The output variables listed below are available in Abaqus/Standard.

GU
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Generalized displacements for all modes.

GUn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Generalized displacement for mode n.

GV
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Generalized velocities for all modes.

GVn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Generalized velocity for mode n.

GA
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Generalized acceleration for all modes.

GAn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Generalized acceleration for mode n.

GPU
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Phase angle of generalized displacements for all modes.

GPUn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Phase angle of generalized displacement for mode n.

GPV
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Phase angle of generalized velocities for all modes.

GPVn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Phase angle of generalized velocity for mode n.

GPA
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Phase angle of generalized acceleration for all modes.

GPAn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Phase angle of generalized acceleration for mode n.

SNE
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Elastic strain energy for the entire model per each mode (not available for random response analysis).

SNEn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Elastic strain energy for the entire model for mode n (not available for random response analysis).

KE
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Kinetic energy for the entire model per each mode (not available for random response analysis).

KEn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

Kinetic energy for the entire model for mode n (not available for random response analysis).

T
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

External work for the entire model per each mode (not available for random response analysis).

Tn
.dat: yes  .fil: no  .odb Field: no  .odb History: yes  

External work for the entire model for mode n (not available for random response analysis).

BM
.dat: yes  .fil: yes  .odb Field: no  .odb History: yes  

Base motion (not available for random response or response spectrum analyses).