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Assignment 5-7-3
Electrical Systems Review
Question | Answer |
---|---|
1. What are the two types of electrical current? | AC and DC |
2. What components supply AC power? | AC generators and inverters. |
3. Transformer rectifies produce what type of electric current? | DC from an AC input. |
4. What provides a constant rotational input to the generator regardless of the engine RPM? | CSD (constant speed drive) |
5. Generators can provide what types of power? | AC or DC, depending on generator type. |
6. If equipped, what does an APU provide? | Emergency power or power during ground operations |
7. What bus provides power to safety of flight components? | Essential bus. |
8. Distribution of electrical energy is accomplished by a ______________ system. | Bus |
9. Name the for types of busses and the type of equipment that is supplied power? | 1. Essential bus-safety of flight 2. Primary bus- mission equipment 3. Monitor/Secondary bus-convenience items 4. Starter bus-starting circuit. |
10. What provides an automatic means of interrupting electrical power? A manual method? | Circuit breakers. Circuit breakers and switches. |
11. What signals a system malfunction? | Warning Lights |
12. What is the main provider of power to the AC busses? | AC generator |
13. With main generator failure, what bus or busses will stay on the line? | DC and AC essential buses |
14. What provides power to start bus? | External DC power, internal battery or APU |
15. What bus charges the battery? | DC essential bus. |