7.2. Usage

Try these first

1. 1.

   What is Dry Bulb Temperature?

   Hint

   Think about the temperature you check with a thermometer.

2. 2.

   Name one application of air-conditioning in residential settings.

   Hint

   Where do people generally feel comfortable indoors?

3. 3.

   What does ASHRAE stand for?

   • American Society for Heating
   • Refrigerating and Air-Conditioning Engineers
   • American Standard Heating
   • Refrigerating
   • and Air Conditioning Experts
   • American Society for Home Efficiency

   Hint

   Focus on the components of heating and cooling in the options.

4. 4.

   True or False, the Humidity Ratio is the ratio of mass of dry air to mass of water vapor.

   • True
   • False

   Hint

   Consider how we measure proportions in mixtures.

5. 5.

   Discuss how an increase in humidity can impact the efficiency of a cooling system.

   Hint

   Think about energy needs and comfort levels.

6. 6.

   Imagine designing an air-conditioning system for a large textile factory. What psychrometric properties would you prioritize and why?

   Hint

   Consider the specific needs of textile materials during processing.