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A normal 30 minute drive will probably put the charge you used to start the car back in, but I think it's marginal. Once the car is moving at 20mph+ the battery is being charged, so long as you don't have all that stuff working.
How to charge car battery at home. By Published by. agcssautomotive. How to charge car battery at home. November 14, 2007. Views. Comments Comment. 4 Vote 4 Votes. Please sign in to vote on this Guide. Let's assume your car battery died in your parking lot. You are unable to start your vehicle.lean the battery so it's not dirty. If you have to, clean the cables as well if they are corroded. Using a cleaning brush, or attach dremmel abrasive wheel or sanding disk to battery powered drill. Now you will need a power supply. Regular power supply that converts 120 VAC to 12 to 18 VDC..