Keeping Data Recovery Levels High – Combating Fire and Ice and an Occasional Bird

Keeping Data Recovery Levels High –

Combating Fire and Ice and an Occasional

Bird Mark T. CarrollAndrew J. LotzHeather A. McDonaldJeffrey J. Daley

Temperature/Delta-T Spiking

Temperature/Delta-T Spiking

Wind Direction Spiking

Early signs of potentiometer failure

Potentiometer Failure

Dew Point Failure During Cold

Weather

Dew Point Spikes

Wildlife Affecting Wind Speed

Birds or Owls?

Wildlife Near Wind Speed

Aspirator Failure

Aspirator Failure

False Precipitation

DataReal vs. Signal

Conditioning Problem

False Precipitation Data

Faulty Precipitation

ReadingsVoltage loss vs. gain during

precipitation

False Precipitation Data

Wind Speed Bearing Failure

Trace signature at low wind speeds

Bearing Failure

Power Failure

Power Failure

Power Failure

Power Supply Failure

Power Supply Failure

Power Supply Failure

Power Supply Failure

Power Supply Failure

Dew Point During Rain

>100% Humidity

Dew Point During Rain

Lightning Strike

Partial Failure of Equipment (WD)

Lightning Strike

Lightning Strike

Sensor Icing

Upper Wind Speed Icing

Ice Falling From Tower

Gunshot Damage

Gunshot Damage

Questions?