S T A C K S I Z I N G

1 Project Boiler Plant Doc. No. SZ-STACK-1002 Client ****** Sheet No. 1 of 13 Contractor ****** Date 2006. 7. 5.4 Boiler Capa. ****** Revision 05 Item No.6 Service Stack7 Size ID 1600 mm Height 23 m8 D E S I G N C O N D I T I O N9 Flue Gas Estimation of Flue Gas Flowrate :

10 Flowrate * Inputed 38360 Nm3/h Evaporation kg/h11 Temperature 100 ℃ Oper. Pressure12 Composition : * Typical FG of Fuel LNG Feedwater Temperature ℃13 Component volume% weight% Fuel Type14 H2O 15.47 #VALUE! Fuel LCV15 CO2 8.43 #VALUE! Boiler Efficiency %16 N2 72.87 #VALUE! Excess Air %17 O2 3.23 #VALUE! Heat Output kcal/h18 SO2 0.00 #VALUE! Fuel Consumption19 Total 100 #VALUE! FG Production20 Ambient Air FG Flowrate, Estimated Nm3/h21 Temperature 45 ℃22 Relative Humidity 80 %23 C A L C U L A T I O N24 Flue Gas Molecular Weight #VALUE! kg/kmole Flue Gas Viscosity #VALUE! kg/m.h25 Flue Gas Density #VALUE! kg/Nm3 " " Prandtl No. #VALUE!26 " " " at atm. #VALUE! kg/m3 Pressure Balance27 Flue Gas Flowrate #VALUE! m3/h Friction Loss #VALUE! mmH2O28

DuctStack Loss at Inlet #VALUE! mmH2O

29 Entering Mean Exit Exit Loss at Top #VALUE! mmH2O30 F. Area, m2 2.000 2.011 2.011 2.011 Stack Effect #VALUE! mmH2O31 FG Vel, m/s #VALUE! #VALUE! #VALUE! #VALUE! Pressure at Inlet of Stack #VALUE! mmH2O32 Recomm.Vel 10~18 10~25 " , Recommended < 033 S C H E M A T I C A R R A N G E M E N T343536 ID 1600 mm37383940414243 23 m44454647 Flue Gas48 #VALUE! m3/h49 100 ℃ ID 1600 mm5051 Duct Rectangular52 Width / ID 1000 mm53 Height 2000 mm545556 Remarks57585960

NTES Narai Thermal Engineering Services

S T A C K S I Z I N G

SZ-STACK-1001 of 1

2006. 7. 5.

D E S I G N C O N D I T I O N

kcal/h

Nm3/h

C A L C U L A T I O Nkg/m.h

mmH2OmmH2OmmH2OmmH2OmmH2O

S C H E M A T I C A R R A N G E M E N T

Narai Thermal Engineering Services