if you have excess solar, you can just run ac during the day. your house is a giant thermal battery. Also 80 kwh is way too much for a car. that's enough to fi

if you have excess solar, you can just run ac during the day. your house is a giant thermal battery. Also 80 kwh is way too much for a car. that's enough to fill your entire battery. an average day of driving is only ~5-10 kwh