Question

Write applications of different types of DC motors.

Answer 1

Application of different types of DC Motors

Types & characteristics of motor	Applications
1 - Shunt motor: its speed is approx. remain constant and has medium starting torque.	1- lathe and drill machine 2- milling and shaper machine 3- blowers and fans 4- spinning and weaving machine in textile industry 5- machine tools
2- Series motor: it has high starting torque and variable speed is required	1- Elevators 2- electric traction 3- Hoist and cranes 4- trolley and conveyor belt system 5- air compressor 6- vacuum cleaner, hair dryer sewing machine
3- Compound motor: (i) Commulative compound motor it has high starting torque no load connection is permissible (ii) differential compound motor its speed increases as load decreases	1- Rolling Mills 2- punch machine 3- Presses 4- heavy planners 5- shear machine 6- reciprocating machine generally this type of motor is not used