[kec]

That's a lot of extra weight for maybe 9-10kWHr of energy at most (assuming a full day of perfect summertime conditions)... One gallon of diesel fuel contains about 35kWHr of energy.

[SoftTalker]

Also would not really work for many truck types: tankers, flatbeds, intermodal containers. And many trucks drive at night because traffic is lighter.

[college_physics]

> And many trucks drive at night because traffic is lighter.

It doesnt have to be moving to charge. Provided its parked outside ofcourse.

But whether it pays to have to move around the extra weight for the energy produced is an important point.