Title: Unit 1 Lab Assignment
Course: HET 273 - Pneumatic, Electric and DDC Automation - Spring 2015 > Section: HET 273 - Pneumatic, Electric and DDC Automation - Spring 2015

Unit 1 Lab Assignment

page 1
Week 1 Lab Assignment

Recommended Materials

1. Lab Sheet
2. Pencil and paper
3. Sling Psychometer
4. Psychometric Chart

Scope

This lab will help the student to read and understand the psychometric chart as well as understand the properties of air.

Procedures

1. The instructor will give you the supplies needed for this lab
2. Wet the sock on wetbulb thermometer on the sling psychometer
3. Swing sling psychometer in air (Note: Watch that you have enough area to swing)
4. Check to see if both dry and wet bulb has stabilized. Take readings.
5. Plot the dry bulb and wet bulb temperatures on psychometric chart
6. Find relative humidity, entropy, grains of moisture, and dew point.

Research Questions

1. What is the btu content of the air?
2. How many cubic feet per pound of air?

Click on the file below to download the Lab Assignment
- HET 273 Wk 1 Lab.docx (13.5 KB)