Have u seen any studies on how to add a detachable battery pack to an existing truck configuration? For example, a 2mx2mx0.5m pack can be slotted between the c

Have u seen any studies on how to add a detachable battery pack to an existing truck configuration? For example, a 2mx2mx0.5m pack can be slotted between the cabin and trailer. A 2mx6mx0.25cm can be laid on the roof ? Etc.. (I have seen demos of an Australian truck where the fossil engine is removed, and the pack is inserted from the front.)