WTT Troubleshooting and Maintenance

Question 1

What is the first step in troubleshooting a malfunctioning wind turbine?

Accepted Answer

De-energize the turbine and lockout the electrical systems.

Answer

Check the rotor blade angle.

Answer

Verify the wind speed is adequate.

Answer

Inspect the gearbox for oil leakage.

Question 2

What should you do if the wind turbine is generating less power than expected?

Accepted Answer

Answer

Replace the turbine blades immediately.

Answer

Inspect the mechanical components and electrical systems.

Answer

Increase the wind turbine’s speed settings.

Answer

Shut down the turbine for maintenance.

Question 3

How often should you conduct maintenance on the turbine’s mechanical systems?

Accepted Answer

As recommended by the manufacturer, typically every 6 to 12 months.

Answer

Only after a malfunction occurs.

Answer

Once every five years.

Answer

Only if the system is making unusual noises.

Question 4

What should be checked when inspecting the wind turbine’s electrical system?

Accepted Answer

Wiring integrity, inverters, circuit breakers, and grounding.

Answer

The color of the wiring.

Answer

The generator’s fuel consumption.

Answer

Only the inverter connections.

Question 5

What is a common issue when a wind turbine’s generator fails to start?

Accepted Answer

Electrical issues such as tripped breakers or wiring faults.

Answer

Blades are not positioned correctly.

Answer

A power loss due to grid failure.

Answer

The wind speed is too high.

Question 6

What is the recommended action if you find excessive vibration in the turbine?

Accepted Answer

Answer

Ignore the vibration if it’s low.

Answer

Perform an inspection and fix any mechanical imbalances.

Answer

Increase the wind speed to compensate.

Answer

Turn off the turbine for a few hours.

Question 7

How should you handle a situation where a wind turbine shows no power output?

Accepted Answer

Answer

Check the rotor blades for damage.

Answer

Inspect the electrical connections and check for tripped breakers.

Answer

Increase the turbine speed.

Answer

Wait for higher wind conditions.

Question 8

What is the most effective way to troubleshoot mechanical issues in the gearbox?

Accepted Answer

All of the above.

Answer

Listen for abnormal sounds.

Answer

Check the oil level and look for leaks.

Answer

Use diagnostic tools to analyze the mechanical performance.

Question 9

What should you do if the wind turbine’s pitch system is malfunctioning?

Accepted Answer

Answer

Manually adjust the blades.

Answer

Check for obstructions and recalibrate the pitch system.

Answer

Increase wind speed to compensate.

Answer

Leave it as is and monitor.