Solidworks motion of flywheel

Hello Everyone !!

I have designed a system and in that i want to know energy stored for a period of time in flywheel.

in the attached image if i rotate flywheel by giving power to small pulley and suddenly stop giving power than

is it possible to know up to how much time flywheel will rotate ?

please guide me if anyone knows about solidworks motion analysis .I think its possible in it.