How to set up Deliver to location mapping set with project number

Summary:

Our business is wanting to add a PAR location for research department. Our research department uses projects to place any orders. Currently, requesters placing orders via RSSP enter their project details in their preferences and the costing is updated without issues.

However, when it comes to PAR orders, (orders for supplies used in hospitals) we have a need to create a supply room for the research department where the order replenishment can be done via handheld device. We use deliver to location charge account mapping set to drive the cost center on those requisitions. We need the ability to add project number to the mapping sets so that orders from this PAR for research department can process without issues. I currently do not see where we can add that. I have searched for information here within CCC and can not find