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Airflow Measuring Instruments and Their Applications - GHDonline

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Air Flow Measurements<br />

• Pressure Measurement<br />

– Pitot Travers<br />

• Hood Static Pressure<br />

– Hood entry loss factors<br />

– Hood entry coefficient<br />

• Heated Element<br />

Anemometers<br />

– Thermocouple<br />

– Thermister<br />

• Mechanical Devices<br />

– Rotating vane anemometer<br />

– Deflecting vane anemometer<br />

– Swinging vane anemometer<br />

– Bridled vane anemometer<br />

• Other Devices<br />

– Vortex shedding<br />

anemometers<br />

– Orifice meter<br />

– Venturi Meter<br />

– Canopy hoods<br />

CALIBRATION – CALIBRATION - CALIBRATION

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