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Sling psychrometer pd:4

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Sling psychrometer pd:4

  1. 1. Sling Psychrometer!<br />“Wet and dry bulb”<br />By:<br />Kelsey <3<br /> Cheyenne<br />And<br />
  2. 2. History <br />Most likely invented by James Hutton around 1740 <br />James Hutton.<br />
  3. 3. How it works… <br /> Two thermometers, one wrapped in wet material and the other dry, are placed next to each other. As the wet thermometer is dried off evaporative cooling happens. The measurement of the temperature difference between the two thermometers provides the dew point and relative humidity. <br />
  4. 4. Purpose <br /> It measures relative humidity or how much water is in our air<br />It can be used anywhere humidity and precipitation is concerned ex: Preserving important documents, air conditioners, predicting weather, and green houses <br />
  5. 5. Features<br /> slide rule construction quickly converts temperature to relative humidity<br />built in water reservoir holds enough water for hours of testing<br /> thin bulb design gives fast thermal responses <br />one degree scale makes for easy reading<br />

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