No Shouting Look After Working On Electric Lift Trucks For More Years Than I Want To Remember I Remiss. The Alternator Is There To Charge The Battery Not To Give A Constant Even Supply Of Volts Or Amps. The Battery Is The Constant Even Supply Of This. The New Electronic Car Has To Have Even Consistant Volts And Amps And The Alternator Does Not Do This The Battery Does. It Is That Simple Unless You Make It More.