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Water steam Circuit in Supercritical Boiler for 660MW Power Plant

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Hareesh VS
Hareesh VS

An animated presentation over Complete water steam circulation in a super critical boiler with flow chart. The water-steam path through various Systems (High pressure & Low pressure systems) in boiler for a 660MW thermal power plat, and also indicates the temperature and pressure variations after flowing through individual systems. Watch Live Presentation on YouTube: http://youtu.be/snIVrTmI4bM

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WATER-STEAM CIRCUIT in SUPER CRITICAL BOILER Prepared By: Hareesh VS Jr.Manager IOTEP BARH
BOILER PARAMETERS Once Through, Single Reheat, Coal Fired, Balanced draft, Main Boiler Type Side Fired, Tower type & Symmetrical to Both Axis Furnace :- 14.9 X 23.04 M Boiler Area Second Pass :- 6.07 X 23.04 M X 2( Both side of Furnace) Roof :- 44.35 X 23.04 M Guarantee Bituminous Coal Design Fuel LCV :- 3026 kcal/kg HCV :- 3300 kcal/kg Material of Construction 12X1MФ and 15X1MФ Main Steam Flow 2225 T/Hr Main Steam Pressure 256 Kg/cm2 Main Steam Temp 540 OC RH Steam Flow 1746 T/Hr RH Steam Pressure 46.13 Kg/cm2 RH Steam Temp 568 OC Feed Water Temp 290 OC
Boiler Feed pump Collecting Header Economizer 3320C, 299kg/cm2 Suspension Tube Tubes to furnace ww first run Furnace ww 1st Run Steam to steam heat exchanger Hot Furnace ww 2st Run suspension Attemperator 1st Suspension Tubes Furnace ww 3rd run Economizer Upper Block Horizontal gas duct ww FRH & HP Heaters Hanger tube 1 2900C, 304kg/cm2 Roof ww Line From Economizer Lower Block Line From BFP Hanger tube 2 Deaerator Tubes to furnace Convection ww ww first run Steam to steam Boiler Feed Pump Intermediate Header heat exchanger Separator Platen super heater Inlet Header of Furnace Stage 1,2,3 & 4 WW First run Final Super heater Reheat system HP Turbine IP & LP Turbine Distribution Header of Furnace WW First run
Recirculation pump Economizer Suspension Tube Tubes to furnace ww first run Furnace ww 1st Run Furnace ww 2st Run Attemperator 1st Furnace ww 3rd run Horizontal gas duct ww Hanger tube 1 Furnace WW First Run Collecting Header Furnace WW first run Furnace Front & Rear Water Wall Roof ww Lower panels And Extreme End Hanger tube 2 First Run WW Outlet panels of Side water Wall Lower Headers (Intermediate Convection ww Headers) part Steam to steam heat exchanger Tubes to Furnace Side Hot Furnace Front & Rear Hot suspension Lower part suspension Lower part Separator Furnace Side Hot Platen super heater Furnace WW first run panels suspension Lower Part Stage 1,2,3 & 4 Final Super heater Reheat system Furnace Hot suspension Lower Part collecting HP Turbine IP & LP Turbine Header (3770C, 301kg/cm2)
Recirculation pump Side View of Boiler Economizer Suspension Tube Tubes to furnace ww first run Furnace ww 1st Run Furnace ww 2st Run Attemperator 1st Furnace ww 3rd run Horizontal gas duct ww Collecting Header Furnace Hanger tube 1 WW first run Roof ww Hanger tube 2 Extreme Panels of Side WW Convection ww Steam to steam heat exchanger Furnace Side Hot suspension Lower part Separator Inlet Header of Furnace Furnace Front & Rear Hot Platen super heater Second Run suspension Lower Part Stage 1,2,3 & 4 Final Super heater Reheat system Furnace Hot suspension Lower Part collecting HP Turbine IP & LP Turbine Header
Recirculation pump Side View of Boiler Economizer Suspension Tube Tubes to furnace ww first run Furnace WW Second Run Furnace ww 1st Run Furnace Side Water walls Lower Part Furnace ww 2st Run Attemperator 1st Collecting Headers of Middle Part of Hot Suspension Furnace ww 3rd run Furnace Hot Suspension Horizontal gas duct Middle Part ww HP Spraying Attemperator-1 Hanger tube 1 Tubes to Furnace Hot Distribution Header to suspension Middle part Roof ww Furnace 3rd Run Hanger tube 2 Mixing Headers of Furnace Outlet Headers of Furnace Convection ww Second run WW panels Second run WW panels Steam to steam (4010C, 296kg/cm2) heat exchanger Separator Platen super heater Furnace WW second run panels Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
Recirculation pump Side View of Boiler Economizer Suspension Tube Furnace WW Third Run Tubes to furnace All Upper Panels of Furnace Front, ww first run Rear & Side Water walls Furnace ww 1st Run Furnace ww 2st Run Attemperator 1st Outlet Headers of Furnace WW 3rd run panels at Horizontal Gas Furnace ww 3rd run duct Bottom Area (Arch Area) Tubes to Intermediate (4330C, 291kg/cm2) Headers of 3rd Run WW Horizontal gas duct ww Furnace WW 3rd run panels Distribution Header to Hanger tube 1 Furnace 3rd Run Roof ww Tubes to Inlet Headers of Inlet Headers Furnace WW 3rd Hanger tube 2 3rd Run WW run panels Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
Recirculation pump Economizer Hanger Tube 1 Suspension Tube (4410C, 288kg/cm2) Tubes to furnace Collecting Header of ww first run Furnace 3rd Run Furnace ww 1st Run Horizontal Gas Duct WW Furnace ww 2st Run Inlet Headers of Horizontal Attemperator 1st Gas Duct WW ` Furnace ww 3rd run Intermediate Headers of 3rd Outlet headers of Run WW 3rd run panels Horizontal gas duct (4430C, 291kg/cm2) ww Furnace WW 3rd run panels Inlet Header of Hanger Hanger tube 1 Tube 1 Roof ww Tubes to Inlet Headers of Inlet Headers Furnace WW 3rd Hanger tube 2 3rd Run WW run panels Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
Recirculation pump Roof WW Inlet Header Economizer Roof Water Wall Suspension Tube Tubes to furnace Roof Water Wall Collecting ww first run Header (4480C, 284kg/cm2) Furnace ww 1st Run Distribution Header of Hanger Tube 2 Furnace ww 2st Run Attemperator 1st Hanger Tube 2 ` Furnace ww 3rd run Horizontal gas duct ww Inlet Header of Hanger tube 1 Hanger tube 2 Roof ww Hanger tube 2 Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
Recirculation pump Distribution Header Of Upper Hot suspension Economizer Convection Shaft & Furnace Area Suspension Tube Tubes to furnace Collecting Header Of ww first run Hanger Tube-2 (4520C, 281kg/cm2) Furnace ww 1st Run Tubes to Furnace Hot Suspension Furnace ww 2st Run Attemperator 1st ` ` ` ` ` ` Hanger Tube-3 ` Furnace ww 3rd run Convection Shaft Convection Shaft Hot Suspension Horizontal gas duct ww Water Walls Hanger tube 1 Tubes to Convection Hot Suspension Distribution Header of Roof ww Convection Shaft WW Tubes to Hot Suspension Hanger tube 2 Collecting Header Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
High Pressure Spray Recirculation pump Attemperator – 2 (4390C, 273kg/cm2) Economizer Wet Steam Suspension Tube Separator Tubes to furnace ww first run High Pressure Tubes to Collecting Header of SSHE Furnace ww 1st Run (4570C, 274kg/cm2) Furnace ww 2st Run Drain Header Attemperator 1st ` ` ` ` ` ` ` Furnace ww 3rd run Moisture Content in Steam After Separation Tubes to Steam To Steam Heat Horizontal gas duct Exchanger ww Collecting Header of Hanger tube 1 Convection Shaft WWs & Steam To Steam Heat Hanger Tube – 3 Roof ww Exchanger (4650C, 278kg/cm2) Hanger tube 2 Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
Recirculation pump Tubes to Platen Super Heater Economizer (4390C, 273kg/cm2) Suspension Tube Spray Type Attemperator -3 Tubes to furnace (5110C, 259kg/cm2) ww first run Tubes to Final Super Heater Furnace ww 1st Run (5000C, 258kg/cm2) Furnace ww 2st Run Convection Super Heater Attemperator 1st (Final Super Heater) ` ` ` ` ` ` ` Furnace ww 3rd run Main Steam Out Let Header Horizontal gas duct (5400C, 256kg/cm2) ww Platen Super Heaters Hanger tube 1 Stage 1, 2, 3 & 4. Roof ww Steam Flow in 4 Stages of Hanger tube 2 Platen Super Heater Convection ww Rear Steam to steam I/L heat exchanger Separator O/L O/L Platen super heater Stage 1,2,3 & 4 Left Right Final Super heater Reheat system I/L HP Turbine IP & LP Turbine Front
Recirculation pump Economizer LP Spray HRH Line Atemperator Suspension Tube LPR Stage – 2 Tubes to furnace (Final) Collecting Header ww first run of LPR Steam to Steam (4840C, 47kg/cm2) Heat Exchanger Furnace ww 1st Run Main Steam Line to TG(5400C, 256kg/cm2) CRH Line from Furnace ww 2st Run HP Turbine Hot Re Heat Line (5680C, 46kg/cm2) Attemperator 1st ` ` ` ` ` ` ` Cooled Re Heat Line (2970C, 48kg/cm2) Furnace ww 3rd run LPR Upper Suspension Tubes of LPR Horizontal gas duct LPR Middle ww LPR Lower Hanger tube 1 Tube to Low Pressure Roof ww Reheater (4490C, 28kg/cm2) Hanger tube 2 Convection ww Steam to steam Generator IP Turbine Coupling HP Turbine heat exchanger LP Turbine Generator Cooling Water Separator Condenser Platen super heater Hot Water to Cooling Tower Deaerator Stage 1,2,3 & 4 LPR Stage - I Final Super heater LPR Stage - II Water Line To Boiler Feed Pump HP Turbine IP & LP Turbine Make Up Water Line From DM Plant
Water steam Circuit in Supercritical Boiler for 660MW Power Plant

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Water steam Circuit in Supercritical Boiler for 660MW Power Plant

  • 1. WATER-STEAM CIRCUIT in SUPER CRITICAL BOILER Prepared By: Hareesh VS Jr.Manager IOTEP BARH
  • 2. BOILER PARAMETERS Once Through, Single Reheat, Coal Fired, Balanced draft, Main Boiler Type Side Fired, Tower type & Symmetrical to Both Axis Furnace :- 14.9 X 23.04 M Boiler Area Second Pass :- 6.07 X 23.04 M X 2( Both side of Furnace) Roof :- 44.35 X 23.04 M Guarantee Bituminous Coal Design Fuel LCV :- 3026 kcal/kg HCV :- 3300 kcal/kg Material of Construction 12X1MФ and 15X1MФ Main Steam Flow 2225 T/Hr Main Steam Pressure 256 Kg/cm2 Main Steam Temp 540 OC RH Steam Flow 1746 T/Hr RH Steam Pressure 46.13 Kg/cm2 RH Steam Temp 568 OC Feed Water Temp 290 OC
  • 3. Boiler Feed pump Collecting Header Economizer 3320C, 299kg/cm2 Suspension Tube Tubes to furnace ww first run Furnace ww 1st Run Steam to steam heat exchanger Hot Furnace ww 2st Run suspension Attemperator 1st Suspension Tubes Furnace ww 3rd run Economizer Upper Block Horizontal gas duct ww FRH & HP Heaters Hanger tube 1 2900C, 304kg/cm2 Roof ww Line From Economizer Lower Block Line From BFP Hanger tube 2 Deaerator Tubes to furnace Convection ww ww first run Steam to steam Boiler Feed Pump Intermediate Header heat exchanger Separator Platen super heater Inlet Header of Furnace Stage 1,2,3 & 4 WW First run Final Super heater Reheat system HP Turbine IP & LP Turbine Distribution Header of Furnace WW First run
  • 4. Recirculation pump Economizer Suspension Tube Tubes to furnace ww first run Furnace ww 1st Run Furnace ww 2st Run Attemperator 1st Furnace ww 3rd run Horizontal gas duct ww Hanger tube 1 Furnace WW First Run Collecting Header Furnace WW first run Furnace Front & Rear Water Wall Roof ww Lower panels And Extreme End Hanger tube 2 First Run WW Outlet panels of Side water Wall Lower Headers (Intermediate Convection ww Headers) part Steam to steam heat exchanger Tubes to Furnace Side Hot Furnace Front & Rear Hot suspension Lower part suspension Lower part Separator Furnace Side Hot Platen super heater Furnace WW first run panels suspension Lower Part Stage 1,2,3 & 4 Final Super heater Reheat system Furnace Hot suspension Lower Part collecting HP Turbine IP & LP Turbine Header (3770C, 301kg/cm2)
  • 5. Recirculation pump Side View of Boiler Economizer Suspension Tube Tubes to furnace ww first run Furnace ww 1st Run Furnace ww 2st Run Attemperator 1st Furnace ww 3rd run Horizontal gas duct ww Collecting Header Furnace Hanger tube 1 WW first run Roof ww Hanger tube 2 Extreme Panels of Side WW Convection ww Steam to steam heat exchanger Furnace Side Hot suspension Lower part Separator Inlet Header of Furnace Furnace Front & Rear Hot Platen super heater Second Run suspension Lower Part Stage 1,2,3 & 4 Final Super heater Reheat system Furnace Hot suspension Lower Part collecting HP Turbine IP & LP Turbine Header
  • 6. Recirculation pump Side View of Boiler Economizer Suspension Tube Tubes to furnace ww first run Furnace WW Second Run Furnace ww 1st Run Furnace Side Water walls Lower Part Furnace ww 2st Run Attemperator 1st Collecting Headers of Middle Part of Hot Suspension Furnace ww 3rd run Furnace Hot Suspension Horizontal gas duct Middle Part ww HP Spraying Attemperator-1 Hanger tube 1 Tubes to Furnace Hot Distribution Header to suspension Middle part Roof ww Furnace 3rd Run Hanger tube 2 Mixing Headers of Furnace Outlet Headers of Furnace Convection ww Second run WW panels Second run WW panels Steam to steam (4010C, 296kg/cm2) heat exchanger Separator Platen super heater Furnace WW second run panels Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
  • 7. Recirculation pump Side View of Boiler Economizer Suspension Tube Furnace WW Third Run Tubes to furnace All Upper Panels of Furnace Front, ww first run Rear & Side Water walls Furnace ww 1st Run Furnace ww 2st Run Attemperator 1st Outlet Headers of Furnace WW 3rd run panels at Horizontal Gas Furnace ww 3rd run duct Bottom Area (Arch Area) Tubes to Intermediate (4330C, 291kg/cm2) Headers of 3rd Run WW Horizontal gas duct ww Furnace WW 3rd run panels Distribution Header to Hanger tube 1 Furnace 3rd Run Roof ww Tubes to Inlet Headers of Inlet Headers Furnace WW 3rd Hanger tube 2 3rd Run WW run panels Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
  • 8. Recirculation pump Economizer Hanger Tube 1 Suspension Tube (4410C, 288kg/cm2) Tubes to furnace Collecting Header of ww first run Furnace 3rd Run Furnace ww 1st Run Horizontal Gas Duct WW Furnace ww 2st Run Inlet Headers of Horizontal Attemperator 1st Gas Duct WW ` Furnace ww 3rd run Intermediate Headers of 3rd Outlet headers of Run WW 3rd run panels Horizontal gas duct (4430C, 291kg/cm2) ww Furnace WW 3rd run panels Inlet Header of Hanger Hanger tube 1 Tube 1 Roof ww Tubes to Inlet Headers of Inlet Headers Furnace WW 3rd Hanger tube 2 3rd Run WW run panels Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
  • 9. Recirculation pump Roof WW Inlet Header Economizer Roof Water Wall Suspension Tube Tubes to furnace Roof Water Wall Collecting ww first run Header (4480C, 284kg/cm2) Furnace ww 1st Run Distribution Header of Hanger Tube 2 Furnace ww 2st Run Attemperator 1st Hanger Tube 2 ` Furnace ww 3rd run Horizontal gas duct ww Inlet Header of Hanger tube 1 Hanger tube 2 Roof ww Hanger tube 2 Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
  • 10. Recirculation pump Distribution Header Of Upper Hot suspension Economizer Convection Shaft & Furnace Area Suspension Tube Tubes to furnace Collecting Header Of ww first run Hanger Tube-2 (4520C, 281kg/cm2) Furnace ww 1st Run Tubes to Furnace Hot Suspension Furnace ww 2st Run Attemperator 1st ` ` ` ` ` ` Hanger Tube-3 ` Furnace ww 3rd run Convection Shaft Convection Shaft Hot Suspension Horizontal gas duct ww Water Walls Hanger tube 1 Tubes to Convection Hot Suspension Distribution Header of Roof ww Convection Shaft WW Tubes to Hot Suspension Hanger tube 2 Collecting Header Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
  • 11. High Pressure Spray Recirculation pump Attemperator – 2 (4390C, 273kg/cm2) Economizer Wet Steam Suspension Tube Separator Tubes to furnace ww first run High Pressure Tubes to Collecting Header of SSHE Furnace ww 1st Run (4570C, 274kg/cm2) Furnace ww 2st Run Drain Header Attemperator 1st ` ` ` ` ` ` ` Furnace ww 3rd run Moisture Content in Steam After Separation Tubes to Steam To Steam Heat Horizontal gas duct Exchanger ww Collecting Header of Hanger tube 1 Convection Shaft WWs & Steam To Steam Heat Hanger Tube – 3 Roof ww Exchanger (4650C, 278kg/cm2) Hanger tube 2 Convection ww Steam to steam heat exchanger Separator Platen super heater Stage 1,2,3 & 4 Final Super heater Reheat system HP Turbine IP & LP Turbine
  • 12. Recirculation pump Tubes to Platen Super Heater Economizer (4390C, 273kg/cm2) Suspension Tube Spray Type Attemperator -3 Tubes to furnace (5110C, 259kg/cm2) ww first run Tubes to Final Super Heater Furnace ww 1st Run (5000C, 258kg/cm2) Furnace ww 2st Run Convection Super Heater Attemperator 1st (Final Super Heater) ` ` ` ` ` ` ` Furnace ww 3rd run Main Steam Out Let Header Horizontal gas duct (5400C, 256kg/cm2) ww Platen Super Heaters Hanger tube 1 Stage 1, 2, 3 & 4. Roof ww Steam Flow in 4 Stages of Hanger tube 2 Platen Super Heater Convection ww Rear Steam to steam I/L heat exchanger Separator O/L O/L Platen super heater Stage 1,2,3 & 4 Left Right Final Super heater Reheat system I/L HP Turbine IP & LP Turbine Front
  • 13. Recirculation pump Economizer LP Spray HRH Line Atemperator Suspension Tube LPR Stage – 2 Tubes to furnace (Final) Collecting Header ww first run of LPR Steam to Steam (4840C, 47kg/cm2) Heat Exchanger Furnace ww 1st Run Main Steam Line to TG(5400C, 256kg/cm2) CRH Line from Furnace ww 2st Run HP Turbine Hot Re Heat Line (5680C, 46kg/cm2) Attemperator 1st ` ` ` ` ` ` ` Cooled Re Heat Line (2970C, 48kg/cm2) Furnace ww 3rd run LPR Upper Suspension Tubes of LPR Horizontal gas duct LPR Middle ww LPR Lower Hanger tube 1 Tube to Low Pressure Roof ww Reheater (4490C, 28kg/cm2) Hanger tube 2 Convection ww Steam to steam Generator IP Turbine Coupling HP Turbine heat exchanger LP Turbine Generator Cooling Water Separator Condenser Platen super heater Hot Water to Cooling Tower Deaerator Stage 1,2,3 & 4 LPR Stage - I Final Super heater LPR Stage - II Water Line To Boiler Feed Pump HP Turbine IP & LP Turbine Make Up Water Line From DM Plant