2.1.3. RH: Relative Humidity

Try these first

1. 1.

   What does relative humidity refer to?

   Hint

   Think of it as a percentage.

2. 2.

   What instrument measures relative humidity?

   Hint

   It starts with 'h'!

3. 3.

   What does Relative Humidity indicate?

   • Amount of moisture in air
   • Temperature of air
   • Pressure of air

   Hint

   Focus on the relationship between moisture and air.

4. 4.

   True or False: Higher humidity levels can lead to discomfort.

   • True
   • False

   Hint

   Think about how humidity feels on a hot day.

5. 5.

   Calculate the relative humidity if the current moisture is 10g of water in 100g of air and the air can hold 20g of water at the given temperature.

   Hint

   Use the formula RH = (Current Moisture / Maximum Moisture) * 100.

6. 6.

   Design a simple HVAC system for a textile manufacturing facility, ensuring you include measures for maintaining appropriate RH. Explain your choices.

   Hint

   Consider the impacts of both high and low humidity on textiles.