(Question elaborated as during the demo - How does AutoPIPE vessel handle load combinations. Does the user have the ability to create combinations like AutoPIPE or is everything automatically calculated with code calculations?)

Answer:

Sustained, Thermal and Occasional loads for nozzles can be imported from AutoPIPE directly.
AutoPIPE Vessel combines the load cases in the following manner automatically for calculations (user defined load combination like AutoPIPE not possible):

In function of cases input, Combinations of local loads are generated: