i want to build a centrifugal clutch.. 45 hp.
aprox 6 inch diameter. i want to engage this clutch at 1000 rpm. with a max speed of 3500 rpm, there will be three steel shoes, lined.
question.. what kind of spring pressure do i require.. i will use three compression springs..(valve springs) i have a design in mind. but lack the formula...if any one can help me... thanks