Electrical Machines - I Lab

List of Experiments:

1. Heat-run test of a single-phase transformer.

2. Regulation and Efficiency of single-phase transformer by direct loading method.

3. Parallel operation of two single-phase transformer and find out the load sharing between them.

4. Efficiency of a single-phase transformer by Back-to-Back test.

5. Polarity test and vector grouping of a three-phase transformer.

6. Swinburne test of a D.C. shunt motor.

7. Brake test of D.C. series motor

8. Voltage build-up of a D.C. shunt generator and find out critical resistance and critical speed.

9. Circle diagram of a three-phase Induction Motor.

10. Speed control of three-phase Induction Motor by V/f constant.

11. Separation of losses in three-phase Induction Motor.

12. Load test of a three-phase wound rotor Induction Motor.