Podcast
Questions and Answers
What does the equalising coil do in each voltage regulator?
What does the equalising coil do in each voltage regulator?
- Strengthen or weaken the effect of the voltage coil (correct)
- Increase the resistance in the ground lead
- Control the generator output mechanically
- Regulate the load current
How is load current shared equally among generators?
How is load current shared equally among generators?
- By increasing resistance in the ground lead
- By regulating battery positive to the field winding
- By using a solid-state voltage regulator
- By controlling generator output voltages (correct)
What causes a potential difference between the negative terminals of generators?
What causes a potential difference between the negative terminals of generators?
- Equalising coil strength
- Regulator type
- Presence of an equalising bus
- Difference in load current (correct)
What is the purpose of the low-resistance shunt in the ground lead of each generator?
What is the purpose of the low-resistance shunt in the ground lead of each generator?
In which regulator type does the regulator control battery positive going to the field winding?
In which regulator type does the regulator control battery positive going to the field winding?
What is the function of the grounded regulator type in generators?
What is the function of the grounded regulator type in generators?
What will happen if both generators become inoperative?
What will happen if both generators become inoperative?
What is the purpose of the changeover relay between the no. 1 generator bus and the essential AC bus?
What is the purpose of the changeover relay between the no. 1 generator bus and the essential AC bus?
What will happen if the system operates for a long period of time under certain conditions?
What will happen if the system operates for a long period of time under certain conditions?
What happens when the circuit's battery relay is turned 'off'?
What happens when the circuit's battery relay is turned 'off'?
Why is there confusion surrounding relays and solenoids in aircraft systems?
Why is there confusion surrounding relays and solenoids in aircraft systems?
What are relays usually used for in aircraft systems?
What are relays usually used for in aircraft systems?
What is used as a return path to the battery in aircraft electrical systems?
What is used as a return path to the battery in aircraft electrical systems?
Which manuals provide reference to electrical power during aircraft maintenance?
Which manuals provide reference to electrical power during aircraft maintenance?
Which ATA chapters do transport aircraft maintenance manuals comply with for electrical power systems?
Which ATA chapters do transport aircraft maintenance manuals comply with for electrical power systems?
What type of system do aircraft, almost without exception, use for electrical returns?
What type of system do aircraft, almost without exception, use for electrical returns?
What type of power does a typical large aircraft electrical power system make and supply?
What type of power does a typical large aircraft electrical power system make and supply?
What provides normal and emergency power in an aircraft's electrical system?
What provides normal and emergency power in an aircraft's electrical system?
What is the main function of the filter in a static inverter?
What is the main function of the filter in a static inverter?
Which component ensures that static inverters maintain the correct voltage and frequency?
Which component ensures that static inverters maintain the correct voltage and frequency?
What is the purpose of the harmonic filter in a static inverter?
What is the purpose of the harmonic filter in a static inverter?
How do transformers allow the values of AC voltage and current to be changed?
How do transformers allow the values of AC voltage and current to be changed?
What is responsible for conditioning the signal for use as a pure sine wave in a static inverter?
What is responsible for conditioning the signal for use as a pure sine wave in a static inverter?
Why should static inverters be sent to an approved facility for repairs?
Why should static inverters be sent to an approved facility for repairs?
What is the main purpose of using current limiters in large aircraft?
What is the main purpose of using current limiters in large aircraft?
How does a circuit breaker differ from a fuse in terms of functionality?
How does a circuit breaker differ from a fuse in terms of functionality?
Which component houses the spring-biased moving magnetic core inside a magnetic circuit breaker?
Which component houses the spring-biased moving magnetic core inside a magnetic circuit breaker?
What happens to the core of a magnetic circuit breaker when the circuit's current exceeds the rated current?
What happens to the core of a magnetic circuit breaker when the circuit's current exceeds the rated current?
What does the armature do in a magnetic circuit breaker?
What does the armature do in a magnetic circuit breaker?
How does a magnetic circuit breaker respond to an increase in current above its rated level?
How does a magnetic circuit breaker respond to an increase in current above its rated level?
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