Thanks lot. Good Idea. I can find an car alternator easily. I will try with it.

Hi All , I am going to make a small scale wind turbine , for battery charging , which should be generated 100 W instantaneous power , in average wind speeds. Can any one tell me , how to make a low cost generator for this power rating ? There are lots of generators available in the market , but ther...

Dear Magneto , Thanks for your very clear and step by step answer. I got the stuff. I was searching a solution for this problem in the Internet for last few days and unable to find any good one. And by the way are you a mechanical engineer or electronic engineer or electrical engineer or control eng...

I have a diploma in mechanical engineering and familiar with basic principals in statics and dynamics

Hi All , I want to design a cast iron flange coupling to transmit power from a electric motor to a ball mill. rated power output of motor is 90 KW at 250 rpm. Both motor and ball mill shafts have made outof mild steel. Can any body tell me how to design this please ? basically I want folowing 1. Hub...