Recent content by JST2014

Hey Lok, thanks for the swift reply. The reel diameter is approximately 91.5inches in diameter. It can spin in a pretty fast manner when traveling down the road. The current design utilizes a drum brake and it takes up way to much time (given tight shaft tolerances) to assemble and disassemble...

I am designing a brake system for big reel that weighs about 2500lb, spinning down on a truck that is moving at 15mph, the shaft is 2.5inch in diameter. It is rotating at 53RPM and it comes to a stop at about 45 seconds. How do i start performing calculations and the design parameters...