If a LEAF can charge at 40 - 50 kW, optimal travelling speed to minimize travel duration is pretty much as fast as safety and the cops permit. When charging is capped at e.g. 22 kW the situation changes. The graph below plots the relationship
2013 LEAF 'S' Model with QC & rear-view camera Bought off-lease Jan 2017 from N. California Car is now enjoying an easy life in Colorado 03/2018: 58 Ahr, 28k miles 11/2018: 56.16 Ahr, 30k miles ----- 2018 Tesla Model 3 LR, Delivered 6/2018
I live in Utah, so for me even my first QC of the day is capped at 22-27 kW (at least during the summer). Perhaps winter months will result in an improvement in my charge rates, so here is one plus of it getting cooler every day...