Millwright - 2nd Year: Variable-Speed Power Transmission Devices Correct 100%(SCORED A)

1. Input impeller 2. Follower turbine 3. Stator (reactor) - ANSWERSWhat are the three main components of a torque converter? A drive that is used to control infinite positioning of material handling equipment - ANSWERSWhat is a variable-speed drive? 1. Housing 2. Input shaft and energy source 3. Output shaft 4. A means of adjusting output shaft speed - ANSWERSWhat are the main components of a mechanical variable speed drive? 1. V-belt 2. Wide V-belt 3. Woodblock 4. Traction (friction) drives - ANSWERSWhat types of drives are found in a mechanical variable-speed drives? variable frequency - ANSWERSMost traction drives have been replaced with _________________ drives 1750 - ANSWERSBelt and friction designs of variable speed drives run at input speeds of ____________ RPM. 1. Constant torque 2. Constant horsepower - ANSWERSWhat two operational ranges do variable-speed mechanical drives operate in? constant torque - ANSWERSThe ____________________ range occurs when the output speed is below the input speed. constant horsepower - ANSWERSThe ____________________ range occurs when the output speed is greater than the input speed. constant-speed - ANSWERSOlder variable-speed drives are driven by __