Ithaka

Most marinas here offer 50A x 220V = 11kW or 10 nm/hour of charge. You can easily bridge 2-3 connections, many boats do. So, you can...

I would leave the boat alone and focus on increasing the comfort of the operator/passengers. A gyro stabilized captain's chair, sofa or...

Not sure what you are trying to optimize. Solar on a boat is not sufficient to provide enough energy for propulsion, so scratch that...