Please note that this release also requires a new license file.

Most important improvements in the 5.3 release:

• Material phase change functionality
• Phase split model on a SPLIT node
• Numerical improvement for fast gas transients
• Time series for Advanced Well input keys
• Parametric studies run in batch
• Items in the User’s Library can be accessed graphically through component view
• Selected default units on input
• Saving plot animations as avi files
• Introducing layers of equipment in graphical view 

Go to OLGA download if you would like to upgrade.