3 ms·
Have you felt how much heat your average 10W Qi charger puts out. While that energy loss is acceptable for a smartphone or tablet with a 10Wh battery your avera
by yardie 9y ago
Have you felt how much heat your average 10W Qi charger puts out. While that energy loss is acceptable for a smartphone or tablet with a 10Wh battery your average BEV stores kWh of charge.
2 slabs of metal can move way more electrons than an electromagnet.
- londons_explore 9y agoA charging connector on the bottom of the car with some kind of self-aligning plastic shield could serve the same purpose. Park in a parking space, and the spring loaded charging connector built into the road surface springs up and connects the car and charging begins.
- yardie 9y agoThen you get into the whole how do you design a better mousetrap problem. Floors get dirty. Roads get dirty. Car bottoms get dirty. Electrical contacts like to be clean. When they are not they get hot, carbonize, and then enter a chain reaction until it fails or catches fire. Whatever solution you can conceive is going to be too expensive simply because you have to protect a high voltage/high amperage connection from the elements.