Environmental Engineering Reference
In-Depth Information
Subsequent Intervals Heat Balance
Hot Load From Above Interval
“
Top Input
”
Hot Load From Process Source
Cooling Capacity From Process Source
“
Left Input
”
“
Right Output
”
N
Residual Hot to Subsequent Interval
“
Bottom Output
”
Heat Balance
Top Input+ Left Input- Right Output = Bottom Output
Figure 9. Subsequent Intervals Heat Balance
Numerical Example for Subsequent Intervals Heat Balance
For instance; Interval # 3
Numerical Example for Subsequent Intervals Heat Balance
For instance; Interval # 3
Hot Load From Above Interval
Hot Load From Above Interval
“
Top Input
”
= -
400
“
Top Input
”
= -
400
Hot Load From Process Source
Hot Load From Process Source
Cooling Capacity From Process Source
Cooling Capacity From Process Source
“
Left Input”= 100
“
Left Input”= 100
“
Right Output”= 150
“
Right Output”= 150
3
3
Residual Hot to Subsequent Interval
Residual Hot to Subsequent Interval
“
Bottom Outpu
”
= -
450
“
Bottom Outpu
”
= -
450
Heat Balance
Top Input+ Left Inpu- Right Output = Bottom Output
- 400 + 100 -150 = - 450
Heat Balance
Top Input+ Left Inpu- Right Output = Bottom Output
- 400 + 100 -150 = - 450
Figure 10. Numerical Example for Subsequent Heat Balance