1. S.K.Thapa General Manager BHEL, Kolkata EFFICIENT CYCLE IN POWER GENERATION AN INDIAN PERSPECTIVE

2. POWER SECTOR EASTERN REGION INDIAN POWER SCENARIO BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

3. MW 500 250195/200/210125/13012011010070/67.5/6030TOTAL Nos. 45 361491020386215*330 TOTAL INSTALLED CAPACITY 159910 MW BHEL’S SHARE 98064 MW POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

4. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 TRENDS IN UNIT SIZES & PARAMETERS IN INDIA

5. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 FUTURE POWER SCENARIO

6. POWER SECTOR EASTERN REGION FUTURE TECHNOLOGY IN POWER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

7. POWER SECTOR EASTERN REGION DRIVING TO NEW TECHNOLOGIES BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

8. Particle matter Nitrogen oxides Carbon Di Oxide Sulphur Oxides Mercury POWER SECTOR EASTERN REGION FUTURE TECHNOLOGIES WILL BE ENVIRONMENTALLY DRIVEN BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

9. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 NEW TECHNOLOGIES FOR HIGHER EFFICIENCY & REDUCED EMISSION

10. NEW TECHNOLOGIES FOR HIGHER EFFICIENCY & ECO FRIENDLY SUPER CRITICAL THERMAL UNITS COMBINED CYCLE PLANTS IGCC CFBC BOILERS ELECTROSTATIC PRECIPITATORS BAG FILTERS FLUE GAS DESULPURIZATION SYSTEM UPGRADED COMBUSTION TECHNOLOGIES POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

11. WHAT IS A SUPER CRITICAL UNIT ? POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

12. POWER SECTOR EASTERN REGION SUB CRITICAL AND SUPER CRITICAL CYCLES BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

13. POWER SECTOR EASTERN REGION FACTORS FOR INCREASING CYCLE EFFICIENCY  MAIN STEAM PRESSURE INCREASE  MAIN STEAM & REHEATER TEMPERATURE INCREASE  ADOPT DOUBLE REHEAT  FINAL FEED WATER TEMPERATURE INCREASE  CONDENSER VACCUME INCREASE BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

14. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 FACTORS FOR INCREASING CYCLE EFFICIENCY  REHEATER SPRAY MINIMIZE  SUPER HEATER SPRAY MINIMIZE  FLUE GAS TEMP AT AIRHEATER OUTLET MINIMIZE  EXCESS AIR AT AIR HEATER INLET MINIMIZE  UNBURNT CARBON LOSS MINIMIZE  AUXILIARY POWER CONSUMPTION MINIMIZE

15. EFFICIENCY vs STEAM PARAMETERS POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

16. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 EFFICIENCY vs STEAM PARAMETERS

17. POWER SECTOR EASTERN REGION HEAT RATE VS STEAM PARAMETERS BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

18. POWER SECTOR EASTERN REGION Savings in coal consumed: 0.63 MMT/Yr (about 4% Saving) Savings is CO 2 emissions: 0.93 MMT/Yr * At 80%PLF, 4000 HHV and 40% carbon Station Cap (MW) Units (No.x MW) MS Pressure (Kg/cm2) MS/RH Temp 0 C Efficiency (%) Coal Consumption (MMT/Yr)* CO2 Emissions (MMT/Yr) 40008x500170538/53838.615.6122.90 40005x800247565/59340.2414.9821.97 ENVIRONMENTAL BENEFITS BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

19. POWER SECTOR EASTERN REGION ADVANTAGES OF ONCE THROUGH BOILER  BEST SUITED FOR SLIDING PRESSURE OPERATION  STEAM TEMPERATURE CAN BE MAINTAINED OVER A WIDE LOAD RANGE UNDER SLIDING PRESSURE OPERATION  QUICK RESPONSE TO LOAD CHANGES  SHORTER START UP TIME  IMPROVED HEAT RATE  REDUCED PRESSURE LEVEL AT LOWER LOADS PROLONGS LIFE BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

20. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 WHY LARGE CAPACITY SUPER CRITICAL UNITS FOR FUTURE ?

21. 1 st ( 51-56 ) 850 222 2 nd ( 56-61 ) 1100 622 3 rd ( 61-66 ) 3670 1767 FIVE YEAR PLANS 5 th ( 74-79 ) 7390 5220 annual plan ( 79-80 ) 2070 3 annual plans ( 66-69 ) 2441 4 th ( 69-74 ) 4870 2227 6 th ( 80-85 ) 14208 10948 POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

22. 7 th ( 85-90 ) 22,245 21,402 8 th ( 92-97 ) 30,538 16,422 9 th ( 97-02 ) 40,245 19,490 10 th ( 02-07) 41,000 21,000 11 th (07-12) 78,000 POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 FIVE YEAR PLANS…. cont

23. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 FACTORS FOR GOING IN FOR HIGHER CAPACITY SUPER CRITICAL UNITS  HIGHER PLANT EFFICIENCY  LOW FUEL CONSUMPTION  REDUCTION OF ATMOSHPHERIC POLLUTANTS  FASTER CAPACITY ADDITION

24. TREND OF SUPERCRITICAL UNITS ADDITION IN VARIOUS 5 –YEAR PLANS TYPE THERMAL 10 th PLAN (2002-2007) (Actual 11 th PLAN (2007- 2012) (Planned) 12 th PLAN (2012-2017) (Tentative)** * 13 th PLAN (2017- 2022) (Tentative) *** MW SUB-CRITICAL (Upto 600 MW) 121144823020650 NIL SUPER CRITICAL (660 & 800 MW) ----594042280 64100 Power Sector Eastern Region POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

25. FUTURE OF INDIAN POWER IS SUPER CRITICAL POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

26. WORLD SCENARIO OF SUPER CRITICAL UNITS POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

27. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 WORLD SCENARIO IN SUPER CRITICAL UNITS

28. STATUS OF SUPER CRITICAL TECHNOLOGY IN INDIA POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

29. STATUS IN INDIA TODAY NO OF UNITS 68 UNIT COMMISSIONED 3 POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

30. POWER SECTOR EASTERN REGION STATUS IN INDIA TODAY BHEL’S FIRST SUPER CRITICAL UNITS 2 X 660 MW AT BARH /NTPC(BIHAR) BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

31. POWER SECTOR EASTERN REGION BARH TPS 2 X 660 MW BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

32. POWER SECTOR EASTERN REGION BOILER -4 LEFT SIDE VIEW BARH TPS 2 X 660 MW BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

33. POWER SECTOR EASTERN REGION BOILER -4 REAR VIEW BARH TPS 2 X 660 MW BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

34. POWER SECTOR EASTERN REGION BOILER -4 LEFT SIDE VIEW WITH TG HALL BARH TPS 2 X 660 MW BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

35. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 BARH TPS 2 X 660 MW

36. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 BARH TPS 2 X 660 MW

37. POWER SECTOR EASTERN REGION SUB - CRITICAL VS SUPER - CRITICAL BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

38. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM DRUM TYPEONCE THROUGH TYPE BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

39. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM DRUM TYPEONCE THROUGH TYPE BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

40. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CIRCULATION SYSTEM SUPER CRITICAL BOILER

41. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CIRCULATION SYSTEM SUB CRITICAL BOILER

42. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CIRCULATION SYSTEM SUB CRITICAL BOILER CC PUMP

43. CIRCULATION SYSTEM SUPER CRITICAL BOILER POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

44. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CIRCULATION SYSTEM SUPER CRITICAL BOILER

45. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

46. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 SUPER CRITICAL BOILER LOW LOAD CIRCULATION SYSTEM

47. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

48. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 EVAPORATOR

49. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CC PUMP

50. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CC PUMP CIRCULATION SYSTEM SUPER CRITICAL BOILER

51. POWER SECTOR EASTERN REGION SPIRAL WALL FURNACE BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

52. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CIRCULATION SYSTEM SUPER CRITICAL BOILER VERTICAL TUBE WALL FURNACE

53. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 SPIRAL WALL VERTICAL WALL

54. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 SPIRAL WALL FURNACE

55. POWER SECTOR EASTERN REGION THE CONCEPT OF ONCE THROUGH BOILER The mass flow rate thru’ all heat transfer circuits from Eco. inlet to SH outlet is kept same except at low loads wherein recirculation is resorted to protect the water wall system BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

56. POWER SECTOR EASTERN REGION Lateral Heat Flux Profile SPIRAL WALL TUBING CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

57. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER JUNCTION OF VERTICAL WALL AND SPIRAL WALL OF FURNACE BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

58. POWER SECTOR EASTERN REGION CIRCULATION SYSTEM SUPER CRITICAL BOILER BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 VERTICAL WALL SPIRAL WALL

59. POWER SECTOR EASTERN REGION FUEL FIRING SYSTEM BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

60. Main Firing Angle Overfire Air Injection Angle +/- 15 o LNCFS POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

61. POWER SECTOR EASTERN REGION FUEL FIRING SYSTEM BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 Separated Overfire Air Close- Coupled Overfire Air Main Burner Zone

62. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 SEPERATE OVER FIRE AIR

63. POWER SECTOR EASTERN REGION FUEL FIRING SYSTEM BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 SEPARATE OVER FIRE AIR

64. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 FUEL FIRING SYSTEM SEPARATE OVER FIRE AIR

65. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 MATERIALS

66. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 MATERIALS BARH 2 X 660 MW

67. POWER SECTOR EASTERN REGION MATERIAL ASME ALLOY OXIDATION LIMIT Carbon Steel SA-178C/ D454°C (850°F) SA-210 A-1/ C Carbon-1/2 MoSA-209 T-1A482°C (900°F) 1 Cr-1/2 MoSA-213 T-12552°C (1025°F) 2-1/4 Cr-1 MoSA-213 T-22593°C (1100°F) 2-1/4 Cr-1.6W-V-CbSA-213 T-23593°C (1100°F) 9 Cr-1 Mo-VSA-213 T91649°C (1200°F) 9 Cr-2WSA-213 T92649°C (1200°F) 18 Cr-8 NiSA-213 TP304H760°C (1400°F) 18 Cr-10 Ni-CbSA-213 TP347H760°C (1400°F) 18 Cr-9 Ni-3Cu-Cb-NSA-213 Super304H760°C (1400°F) 25 Cr-20 Ni-Cb-NSA-213 TP310 HCbN (HR3C) >760°C (1400°F) Boiler Pressure Part Materials Tubing Oxidation Temperature Limits

68. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 MATERIALS

69. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 MATERIALS BARH 2 X 660 MW

70. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 BOILER PARAMETERS BMCR - Boiler Parameters 162521002585t/hSH steam flow oCoC oCoC kg/cm 2 (a) Unit 254291294 Feed water temp. 540/540568/596 SHO/RHO temp. 179256 SHO pressure 500 MW 660 MW800 MWDescription

71. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 WHAT NEXT IN SUPER CRITICAL ?

72. POWER SECTOR EASTERN REGION NEXT IN SUPER CRITICAL

73. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY INDIAN PERSPECTIVE

74. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY MUNDRA91630353942 BARH121830374246 KRISHNAPATNAM162336434748 PROJECTSOESOPPEHTBLUSYNCOD JHARJHAR1016253135- COMMISSIONING SCHEDULE

75. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY JOB CONTENT ( TONS) SYSTEM 500MW 660MW BOILER 26,000 36,000 ESP 8,400 12,000 PIPING 2,100 2,500 WELD JOINTS 28,000 49,000 (NOS)

76. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY CRUCIAL AREAS OF FOCUS  SKILLED MANPOWER  CONSTRUCTION EQUIPMENTS  MAXIMIZATION OF MECHANIZATION  CONSTRUCTION ENGINEERING

77. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY

78. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY

79. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 MECHANIZATION OF SITE JOBS

80. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 POSSIBLE AREAS FOR MECHANIZATION  PIPE WELDING  TANKS AND VESSALS FABRICATION  BOILERS TUBE WELDS  WATER WALL FIN WELDS  PIPES & TUBES CHAMFERING AND SIZING  FABRICATION OF STRUCTURES ( SAW)  CNC PROFILE CUTTING MECHANIZATION OF SITE JOBS

81. ORBITAL TUBE WELDING POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

82. Welding of tube to finned section Boiler tube replacement and build Header tube replacement ORBITAL TUBE WELDING MACHINE POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

83. ORBITAL PIPE WELDING MACHINE POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

84. ORBITAL PIPE WELDING MACHINE POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

85. TUBE CHAMFERING MACHINE

86. ORBITAL PIPE CUTTING MACHINE

87. ORBITAL PIPE CHAMFERING MACHINE

88. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 TECHNOLOGY FOR INDIAN COAL

89. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011 CONSTRUCTION TECHNOLGY JOB CONTENT ( TONS) SYSTEM 500MW 660MW BOILER 26,000 36,000 ESP 8,400 12,000 PIPING 2,100 2,500 WELD JOINTS 28,000 49,000 (NOS)

90. POWER SECTOR EASTERN REGION TECHNOLOGY FOR INDIAN COAL ESP 660MW IMPORTED COAL 500MW INDIAN COAL BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

91. POWER SECTOR EASTERN REGION RETURNING TO ROOTS BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

92. POWER SECTOR EASTERN REGION RETURNING TO ROOTS BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

93. POWER SECTOR EASTERN REGION RETURNING TO ROOTS BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

94. POWER SECTOR EASTERN REGION RETURNING TO ROOTS

95. POWER SECTOR EASTERN REGION RETURNING TO ROOTS BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011

96. Thank you all. God Bless All. POWER SECTOR EASTERN REGION BENGAL CHAMBER ENVIRONMENT AND ENERGY CONCLAVE,2011