Use of Steam Tables

1
Use of Steam Tables

• Saturated Vapor or Liquid
• Liquid at Bubble-Point
• Vapor at Dew-Point
• Liquid and Vapor Co-existing
• Superheated Vapor or Sub-Cooled Liquid
• Vapor Above Dew-Point Temperature or Below
  Dew-Point Pressure
• Liquid Below Bubble-Point Temperature or Above
  Bubble-Point Pressure

2
(No Transcript)
3
Vaporize 1kg Water at 20 C and Bubble Point
Pressure
4
(No Transcript)
5
(No Transcript)
6
(No Transcript)
7
(No Transcript)
8
(No Transcript)
9
Definitions

• Degrees of Superheat
• Difference between actual temperature and
  saturation temperature at the same pressure
• Degrees of Sub-Cooling
• Difference between actual temperature and the
  saturation temperature at the same pressure.

10
Vapor
Liquid
11
Water Vapor Heating1 kg from 100 oC, 1 Bar to
200 oC, 1 Bar
12
(No Transcript)
13
Water Vapor Heating1 kg from 100 oC, 1 Bar to
200 oC, 1 Bar
14
Constant Volume Water Vapor Heating1 kg from 100
oC, 1 Bar to 200 oC, P?
15
Ideal Gas Law Estimation
16
(No Transcript)
17
Interpolation for Pressure
18
Interpolation for Internal Energy
19
Linear Interpolation
20
(No Transcript)