Podcast
Questions and Answers
What is the basic function of an excitation system in a generator?
What is the basic function of an excitation system in a generator?
- Step down the generator voltage
- Provide AC power to the field winding
- Control the speed of the generator
- Supply DC power to the field winding (correct)
Which type of excitation system uses a rotating rectifier?
Which type of excitation system uses a rotating rectifier?
- Power Electronic System
- Static Excitation System
- Brushless Excitation System (correct)
- Internal Free Control System
What is the advantage of Static Excitation over Brushless Excitation?
What is the advantage of Static Excitation over Brushless Excitation?
- Rotating rectifier used for power supply
- Higher control speed
- Use of fully controlled thyristor Bridges
- Stationary Stator and Rectifier (correct)
How is the AC power fed to the field of the main generator in a Static Excitation System?
How is the AC power fed to the field of the main generator in a Static Excitation System?
What is the function of the excitation transformer in the static excitation system?
What is the function of the excitation transformer in the static excitation system?
What provides additional field excitation during system faults in the excitation transformer system?
What provides additional field excitation during system faults in the excitation transformer system?
What is the role of the rectifier in the excitation system?
What is the role of the rectifier in the excitation system?
How does the voltage regulator control the generator terminal voltage?
How does the voltage regulator control the generator terminal voltage?
Where is the generator field collector and brush-holder rigging assembly located?
Where is the generator field collector and brush-holder rigging assembly located?
What differentiates Brushless excitation systems from static excitation systems?
What differentiates Brushless excitation systems from static excitation systems?
