Want EE6512 Electrical Machines Lab University Question Paper? Get all important questions for this lab of Anna University Chennai here. It is in 05th Semester EEE department.
Anna University Chennai
Department of B.E-Electrical and Electronics Engg
Fifth Semester
EE6512 Electrical Machines Lab
University Questions Practical Question Papers
(Regulation 2013)
Semester : V, 05, Fifth
Department : B.E-Electrical and Electronics Engg
Question Paper Subject Code : EE6512
Subject Name : Electrical Machines Lab
Syllabus Regulation : 2008
EMF METHOD
1. Conduct a suitable experiment to obtain the regulation of three phase alternator by synchronous impedance method and draw its regulation curve
2. Conduct necessary tests on a three phase alternator and hence predetermine the regulation at unity p.f. by pessimistic method. Draw the relevant phasor diagrams
3. Conduct necessary tests on a three phase alternator and hence predetermine the percentage regulation at (i) unity p.f. (ii) 0.8 p.f. (iii) 0.6 p.f (iv) 0.4 p.f. (v) 0.2 p.f and (vi) zero p.f. (lag &lead). Use pessimistic method. Draw the relevant phasor diagrams.
MMF METHOD
4. Conduct a suitable experiment to obtain the regulation of three phase alternator by ampere turn method and draw its regulation curve.
5. Conduct necessary tests on a three phase alternator and hence predetermine the percentage regulation at (i) unity p.f. (ii) 0.8 p.f. (iii) 0.6 p.f (iv) 0.4 p.f. (v) 0.2 p.f and (vi) zero p.f. (lag &lead). Use optimistic method. Draw the relevant phasor diagrams
6. Conduct necessary tests on a three phase alternator and hence predetermine the regulation at unity p.f. by optimistic method. Draw the relevant phasor diagrams.
ZPF TEST
7. Conduct a suitable experiment to obtain the regulation of three phase alternator by Potier method and draw its regulation curve.
8. By conducting suitable tests on a three phase alternator, predetermine the regulation at unity p.f. using POTIER method.
ASA METHOD
9. Conduct a suitable experiment to obtain the regulation of three phase alternator by ASA method and draw its regulation curve.
10. By conducting suitable tests on a three phase alternator, predetermine the regulation at unity p.f. using ASA method.
SLIP TEST
11. Conduct a suitable experiment to determine the regulation of three phase salient pole alternator by slip test and draw its regulation curve.
12. Determine the direct axis and quadrature axis synchronous reactances of a three phase salient pole alternator by conducting suitable experiment. Also predetermine the voltage regulation at 0,0.2, 0.4, 0.6, 0.8, unity power factor lagging
LOAD TEST ON THREE-PHASE INDUCTION MOTOR
13. Conduct load test on three phase squirrel cage induction motor to draw its performance characteristics curves.
14. By conducting suitable test on the given three phase induction motor, determine the torque & efficiency at 3/4th full load.
15. By conducting suitable test on the given three phase induction motor, determine the torque, slip & efficiency at 0.5 p.f.
NO LOAD AND BLOCKED ROTOR TEST ON THREE-PHASE INDUCTION MOTOR
16. Determine the equivalent circuit parameters of a three phase induction motor by performing no load test and blocked rotor test. Also predetermine its performance parameters from the circle diagram for full load condition.
17. Draw the equivalent circuit for three phase squirrel cage induction motor by performing suitable test.
SEPARATION OF NO-LOAD LOSSES OF THREE-PHASE INDUCTION MOTOR
18. Determine the iron loss and mechanical loss of a three phase induction motor by conducting suitable experiment.
19. Separate the no load losses of a three phase induction motor in to its constituent parts by conducting suitable experiment.
LOAD TEST ON SINGLE-PHASE INDUCTION MOTOR
20. By conducting suitable test on the given single phase induction motor, determine the torque, slip & efficiency at 3/4th full load.
21. By conducting suitable test on the given single phase induction motor, determine the torque, slip & efficiency at 0.5 p.f.
22. By conducting suitable test on the given single phase induction motor, determine i) the slip at no load , ii) slip at 0.5 p.f. & iii) slip at ½ full load.
NO LOAD AND BLOCKED ROTOR TEST ON SINGLE-PHASE INDUCTION MOTOR
23. Determine the equivalent circuit parameters of a single phase induction motor by performing no load test and blocked rotor test. Also predetermine its operating parameters from the equivalent circuit at rated speed.
24. Predetermine the operating parameters of a single phase induction motor from the equivalent circuit at rated speed by performing suitable experiment.
V AND INVERTED V CURVES OF THREE PHASE SYNCHRONOUS MOTOR
25. Plot the V curves and inverted V curves when synchronous machine is at full load and half load by conducting suitable experiment.
26. Conduct a suitable experiment on three phase synchronous motor and draw the V and inverted V curves
Anna University Chennai
Department of B.E-Electrical and Electronics Engg
Fifth Semester
EE6512 Electrical Machines Lab
University Questions Practical Question Papers
(Regulation 2013)
Semester : V, 05, Fifth
Department : B.E-Electrical and Electronics Engg
Question Paper Subject Code : EE6512
Subject Name : Electrical Machines Lab
Syllabus Regulation : 2008
EMF METHOD
1. Conduct a suitable experiment to obtain the regulation of three phase alternator by synchronous impedance method and draw its regulation curve
2. Conduct necessary tests on a three phase alternator and hence predetermine the regulation at unity p.f. by pessimistic method. Draw the relevant phasor diagrams
3. Conduct necessary tests on a three phase alternator and hence predetermine the percentage regulation at (i) unity p.f. (ii) 0.8 p.f. (iii) 0.6 p.f (iv) 0.4 p.f. (v) 0.2 p.f and (vi) zero p.f. (lag &lead). Use pessimistic method. Draw the relevant phasor diagrams.
MMF METHOD
4. Conduct a suitable experiment to obtain the regulation of three phase alternator by ampere turn method and draw its regulation curve.
5. Conduct necessary tests on a three phase alternator and hence predetermine the percentage regulation at (i) unity p.f. (ii) 0.8 p.f. (iii) 0.6 p.f (iv) 0.4 p.f. (v) 0.2 p.f and (vi) zero p.f. (lag &lead). Use optimistic method. Draw the relevant phasor diagrams
6. Conduct necessary tests on a three phase alternator and hence predetermine the regulation at unity p.f. by optimistic method. Draw the relevant phasor diagrams.
ZPF TEST
7. Conduct a suitable experiment to obtain the regulation of three phase alternator by Potier method and draw its regulation curve.
8. By conducting suitable tests on a three phase alternator, predetermine the regulation at unity p.f. using POTIER method.
ASA METHOD
9. Conduct a suitable experiment to obtain the regulation of three phase alternator by ASA method and draw its regulation curve.
10. By conducting suitable tests on a three phase alternator, predetermine the regulation at unity p.f. using ASA method.
SLIP TEST
11. Conduct a suitable experiment to determine the regulation of three phase salient pole alternator by slip test and draw its regulation curve.
12. Determine the direct axis and quadrature axis synchronous reactances of a three phase salient pole alternator by conducting suitable experiment. Also predetermine the voltage regulation at 0,0.2, 0.4, 0.6, 0.8, unity power factor lagging
LOAD TEST ON THREE-PHASE INDUCTION MOTOR
13. Conduct load test on three phase squirrel cage induction motor to draw its performance characteristics curves.
14. By conducting suitable test on the given three phase induction motor, determine the torque & efficiency at 3/4th full load.
15. By conducting suitable test on the given three phase induction motor, determine the torque, slip & efficiency at 0.5 p.f.
NO LOAD AND BLOCKED ROTOR TEST ON THREE-PHASE INDUCTION MOTOR
16. Determine the equivalent circuit parameters of a three phase induction motor by performing no load test and blocked rotor test. Also predetermine its performance parameters from the circle diagram for full load condition.
17. Draw the equivalent circuit for three phase squirrel cage induction motor by performing suitable test.
SEPARATION OF NO-LOAD LOSSES OF THREE-PHASE INDUCTION MOTOR
18. Determine the iron loss and mechanical loss of a three phase induction motor by conducting suitable experiment.
19. Separate the no load losses of a three phase induction motor in to its constituent parts by conducting suitable experiment.
LOAD TEST ON SINGLE-PHASE INDUCTION MOTOR
20. By conducting suitable test on the given single phase induction motor, determine the torque, slip & efficiency at 3/4th full load.
21. By conducting suitable test on the given single phase induction motor, determine the torque, slip & efficiency at 0.5 p.f.
22. By conducting suitable test on the given single phase induction motor, determine i) the slip at no load , ii) slip at 0.5 p.f. & iii) slip at ½ full load.
NO LOAD AND BLOCKED ROTOR TEST ON SINGLE-PHASE INDUCTION MOTOR
23. Determine the equivalent circuit parameters of a single phase induction motor by performing no load test and blocked rotor test. Also predetermine its operating parameters from the equivalent circuit at rated speed.
24. Predetermine the operating parameters of a single phase induction motor from the equivalent circuit at rated speed by performing suitable experiment.
V AND INVERTED V CURVES OF THREE PHASE SYNCHRONOUS MOTOR
25. Plot the V curves and inverted V curves when synchronous machine is at full load and half load by conducting suitable experiment.
26. Conduct a suitable experiment on three phase synchronous motor and draw the V and inverted V curves
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