Question

2. A roller chain is to transmit 80 kW at a speed of 700 rpm. Reduction ratio is 5. Driven machinery may cause heavy shock loads while the driving motor has normal torque characteristics. Center distance should be within 550 ± 40 mm and chordal speed variation should be 2.5%. Design the power transmission system

Answer 1

Detailed solution is shown below ask if any doubt

ustng the velator of chosdal sped vastalton 180 -ces(#) 1 S sprocket.ノ Dump Dot ven K, K2 H tab Allowable Pouses, Ha ks Ha ks tzab k, k 0-81% 1 no value Guits for cha seleckons

Consider 2 stabd chan Ha kg 80x1.5" La b 2. trn b 123 hp = 91, 72 kw to be Pos 18o cbain ch, P-57-15 mm マC 2. S7.15 2. 7.1S

Ce LuS 2 TT 2. S7.15 CL5715 C = 574-166 mrn 5715 256 S29 mm 5) Sin (18o 5.7: IS - 1273.826 mm Dー s:r( Sin(180) )