Upload
fitratulqadri
View
141
Download
11
Embed Size (px)
DESCRIPTION
Cara menghitung excess air pada boiler dan perhitungan effisiensinya. Sangat pentng bagi yang membuthkan
Citation preview
Coal Fired O
2 and Excess Air
Input Data Output Data Fuel Analysis Assumptions (Calculated)
Carbon 49.27ExcessAir 10.0% %O
2 Dry 1.95
Sulfur 0.30 (for calculation of O2)
Hydrogen 3.42 %O2 Wet 1.71
Oxygen 11.44 O2, Wet 10.00
Nitrogen 0.71 (for calculation ofexcess air)
Difference 0.24
Moisture 29.46
Ash 5.40 % ExcessAir 102.7%
Total 100.0
Oil Fired O
2 and Excess Air
Input Data Output Data
Fuel Analysis Assumptions (Calculated)
Carbon 87.20ExcessAir 10.0% %O
2 Dry 2.03
Sulfur 0.02 (for calculation of O2)
Hydrogen 12.80 %O2 Wet 1.80
Oxygen 0.00 O2, Wet 10.00
Nitrogen 0.00 (for calculation ofexcess air)
Difference 0.22
Moisture 0.01
Ash 0.00 % ExcessAir 96.7%
Total 100.0
Gas Fired O
2 and Excess Air
Input Data Output Data Fuel Analysis Assumptions (Calculated)
H2 0.00
ExcessAir 10.0% %O
2 Dry 2.10
H2O 0.00 (for calculation of O
2)
H2S 0.00 %O
2 Wet 1.74
CO 0.00 O2, Wet 10.00
CO2 0.00
(for calculation ofexcess air)
Difference 0.36
O2 0.00
CH4 90.00
% ExcessAir 100.7%
C2H
6 5.00
C3H
8 0.00
N2 5.00
Other 0.00
Total 100.0
doc9.xlsx http://www.exoeng.com/excessaircalc.htm
1 of 1 23-Sep-14 1:48 PM