| 1. | Are the cores in the stator and rotor of all generators laminated? |
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| 2. | What are the advantages and disadvantages of each excitation method? |
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| 3. | What is the mechanical speed of rotation of a synchronous generator? |
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| 4. | What are the applications of low-speed generators? |
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| 5. | What are the parameters that affect the magnitude of the generator voltage? |
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| 6. | Does the mechanical power delivered by the turbine (torque speed) generate the reactive power in the generator? |
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| 7. | What are stray losses? |
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| 8. | What is the efficiency of a typical large generator? |
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| 9. | Why are large generators cooled by hydrogen? |
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| 10. | What are the modes of operation of a generator? |
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| 11. | What is the effect of a load increase on a synchronous generator operating alone (islanding mode)? |
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| 12. | What is the AVR of a synchronous generator? |
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| 13. | What are the conditions required to synchronize a generator to a grid? |
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| 14. | What is the speed droop of a turbine generator governing system? |
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| 15. | What is the voltage-reactive power-drooping characteristic of a synchronous generator? |
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| 16. | What are the consequences of synchronizing a generator to a grid when the frequency of the generator is slightly less than the grid frequency? |
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| 17. | What is the capability diagram of a synchronous generator? |
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Answers
| 1. | The cores in the stator and rotor of small generators are laminated. However, the rotor of large generators is... |
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