temperature sensor /anemometer

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Anemometer/Temperature Sensor 12/31/2016 Mechanical department 1

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Page 1: Temperature sensor /Anemometer

Anemometer/Temperature Sensor

12/31/2016 Mechanical department 1

Page 2: Temperature sensor /Anemometer

Anemometer

- Definition- Velocity anemometer

- Cup anemometers- Vane anemometers- Ultrasonic anemometers

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Page 3: Temperature sensor /Anemometer

Velocity anemometer

• Cup anemometer (4cups)

4 cups

shaftWorm gear

“Dr. John Thomas Romney Robinson”

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Page 4: Temperature sensor /Anemometer

• Cup anemometer (3cups)

Velocity anemometer“John Patterson ”

Advantages:- Error of less than 3% up to 60 mph- Produced maximum torque when it was at

45° to the wind flow.- Had a more constant torque - Responded more quickly

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Page 5: Temperature sensor /Anemometer

• Vane anemometer

Velocity anemometer

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Page 6: Temperature sensor /Anemometer

• Vane anemometer (How it works ?)

Velocity anemometer

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Page 7: Temperature sensor /Anemometer

• Vane anemometer (with tail)

Velocity anemometer

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Page 8: Temperature sensor /Anemometer

• Vane anemometer (How it works ?)

Velocity anemometer

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Page 9: Temperature sensor /Anemometer

• Ultrasonic anemometer

Velocity anemometer

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Page 10: Temperature sensor /Anemometer

• 2D Ultrasonic anemometer

Velocity anemometer

Two ultrasounds paths Three ultrasounds paths12/31/2016 Mechanical department 10

Page 11: Temperature sensor /Anemometer

• Acoustic resonance anemometers

Velocity anemometer

“Dr Savvas Kapartis “

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Page 12: Temperature sensor /Anemometer

• Acoustic resonance anemometers (How it works ?)

Velocity anemometer

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Page 13: Temperature sensor /Anemometer

• Ultrasonic wind sensors (Advantages)

1. not affected by inertia

2. Measure sudden change

3. More accurate

4. Less parts

5. More resisting on ice and weather conditions

Velocity anemometer

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Page 14: Temperature sensor /Anemometer

• Effect of icing

Velocity anemometer

Solution:They should be internally

heated

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Page 15: Temperature sensor /Anemometer

Temperature sensor

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Page 16: Temperature sensor /Anemometer

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Page 17: Temperature sensor /Anemometer

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Page 18: Temperature sensor /Anemometer

• Thermocouple

Temperature sensor

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Page 19: Temperature sensor /Anemometer

• Thermistors

Temperature sensor

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Page 20: Temperature sensor /Anemometer

• Semiconductor sensors

Temperature sensor

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Page 21: Temperature sensor /Anemometer

• Sensor ICs

Temperature sensor

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Page 22: Temperature sensor /Anemometer

• Digital Temperature Sensors

Temperature sensor

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Page 23: Temperature sensor /Anemometer

Thank you!

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