Aircraft Structure Chapter 6

Choose the purposes of aircraft main batteries.

• Main electrical power source

• Act as emergency electrical power supply

• APU starting

Identify the operation of aircraft main batteries during normal flight

• Disconnected

• Discharging

• Charging

Identify the voltage produced by the batteries.

• 24 Volt

• 28 Volt

• 26 Volt

Choose the operation of the generator.

• Convert mechanical energy to electrical energy

• Convert electrical energy to mechanical energy

• Convert chemical energy to electrical energy

State the purpose of the transformer Rectifier Unit (TRU)

• Step up the Voltage

• Convert DC to AC

• Convert AC to DC

Identify the standard voltage used in aviation

• 200 Volt DC

• 115 Volt DC

• 115 Volt AC

Choose the right function of an inverter.

• Step down the voltage

• Convert AC to DC

• Convert DC to AC

Choose two advantages of using static inverter.

• Less input power

• Durable

• less weight

• Cheaper

State the purpose of the transformer.

• Convert DC to AC

• Stepping up or down the voltage

• Convert AC to DC

Choose an advantage of using circuit breaker over fuses.

• Compact in size

• Lighter

• Can be reset