Electrical Machines Lab - I (Syllabus 2-2)

List of Experiments:

1) Magnetization characteristics of DC shunt generator. Determination of critical field resistance and


2) Load test on DC shunt generator. Determination of characteristics.


3) Load test on DC series generator. Determination of characteristics.


4) Load test on DC compound generator. Determination of characteristics.


5) Hopkinson’s test on DC shunt machines. Predetermination of efficiency.


6) Fields test on DC series machines. Determination of efficiency.


7) Swinburne’s test and speed control of DC shunt motor. Predetermination of efficiencies.


8) Brake test on DC compound motor. Determination of performance curves.


9) Brake test on DC shunt motor. Determination of performance curves.


10) Retardation test on DC shunt motor. Determination of losses at rated speed.


11) Separation of losses in DC shunt motor.