2.3. Psychrometric Chart

Try these first

1. 1.

   Define Dry Bulb Temperature.

   Hint

   Think about how temperature is usually measured.

2. 2.

   What does the Wet Bulb Temperature indicate?

   Hint

   Remember, it's what happens when water evaporates.

3. 3.

   What does Dry Bulb Temperature measure?

   • Air temperature
   • Moisture content
   • Cooling effect

   Hint

   Consider the usual method of measuring temperature.

4. 4.

   True or False: Wet Bulb Temperature indicates humidity levels.

   • True
   • False

   Hint

   Think about how humidity affects cooling.

5. 5.

   Given conditions of 30°C DBT and 25°C WBT, calculate the Relative Humidity and discuss its impact on comfort levels.

   Hint

   Refer to psychrometric formulas or charts for assistance.

6. 6.

   Discuss the impact of improper humidity control in an HVAC system on building occupants’ health.

   Hint

   Link this to psychrometric concepts and their impact on health.