Ansys Learning Forum Forums Discuss Simulation General Mechanical Is SUMTYPE,PRIN valid in a SRSS combination? Reply To: Is SUMTYPE,PRIN valid in a SRSS combination?

Arun
Ansys Employee

No. SUMTYPE,PRIN specifies that the principal stresses will be used in the load case combinations. Principal stresses are not valid in a SRSS combination. Component stresses should be used in an SRSS combination.