Belt Transmissions - Length and Speed of Belt
Belt Gearing Calculator. n m - speed driver (rpm) d m - diameter driver (mm, in) d f - diameter follower (mm, in) Horsepower. If belt tension and belt velocity are known - horsepower transferred can be calculated as. P hp = F b v b / 33000 (4) where . P hp = power (hp) F b = belt tension (lb f) v b = velocity of belt .