boiler layout engineering
TRANSCRIPT
PRODUCT ENGINEERING (FOSSIL BOILERS)IMPROVEMENTS DONE IN BOILER LAYOUTS
• REDUCTION OF BOILER COLUMNS IN 500 MW CONTRACTS. 53 COLUMNS PROVIDED IN RAMAGUNDAM UNIT 7, REDUCED TO 43 Nos IN KAHALGOAN & TO 39 Nos IN BELLARY.
• INTEGRATION OF LIFT STRUCTURE WITH BOILER STRUCTURE AS AGAINST STAND-ALONE STRUCTURE EARLIER.
• WIDER SPACING OF BOILER MAIN COLUMNS (From Boiler centre line ) FOR BETTER ACCESS SPACE.
• FIRST 250 MW DESIGNED WITH 7 BOWL MILLS WITH REAR MILL ARRANGEMENT & WITH UNSYMMETRIC ARRANGEMENT OF MILLS { 4 NOS ON LEFT SIDE & 3 NOS ON RIGHT SIDE WITH A CENTRE GAP} FOR KORBA 2x 250 MW
10/4/2017 [email protected]
PRODUCT ENGINEERING (FOSSIL BOILERS IMPROVEMENTS DONE IN BOILER LAYOUTS
• RETROFIT OF ECONOMISER COIL HANDLING
• IMPROVEMENT OF BRACING PATTERN ON THE REAR SIDE OF THE BOILER FOR ECONOMISER COIL HANDLING.
• RELOCATION OF GATES IN THE ECONOMISER BYPASS DUCTS FOR ECONOMISER COIL HANDLING .
• OPTIMIZATION OF DAMPERS IN THE AIR DUCTS TO AIR PREHEATERS.
• LAYOUT FOR THE TWIN REHEATER HEADERS FOR 500 MW NEW CONTRACTS.
10/4/2017 [email protected]
REGULAR ARRANGEMENT OF BOILER COLUMNS FOR RAMAGUNDAM 500 MW UNIT 7 (53 NO OF COLUMNS)
10/4/2017 [email protected]
OPTIMIZED BOILER COLUMN LOCATION FOR KAHALGAON 500 MW (43 NOS OF COLUMNS)
10/4/2017 [email protected]
OPTIMIZED ARRANGEMENT OF BOILER COLUMNS FOR BELLARY 500 MW UNIT (39 NO OF COLUMNS)
10/4/2017 [email protected]
SUMMARY OF BOILER COLUMN SPACING IN CURRENT 500 MW UNITS
CONTRACT NAME NO OF COLUMNS
SPACING OF BOILER MAIN COLUMNS FROM BOILER CENTRE
LINE
RAMAGUNDAM 500 MW UNIT 7
53 NOS 13 M
KAHALGOAN 500 MW 43 NOS 15.5 M
BELLARY 500 MW 39 NOS 14.5 M 10/4/2017 [email protected]
BELLARY TPS 1 x 500 MW BOILERSALIENT FEATURES OF BOILER LAYOUT
• SIDE MILL LAYOUT.
• 7 NUMBERS OF XRP 1003 BOWL MILLS
• WIDER MAIN BOILER COLUMN PITCHING AT 29 MTRS.
• TRISECTOR REGEN AIRHEATER 31.5 VIM(T) 2000 - USED IN THIS CONTRACT
10/4/2017 [email protected]
• LARGE MAN HOLE DOOR(1.8 x 0.9 Mt) ENVISAGED IN PENT HOUSE FOR MAINTANECE.
• CL ELEVATION OF RING HEADER = 10.25 Mtrs.
• CL ELEVATION OF DRUM = 70.608 Mtrs.
• BOTTOM OF THE CEILING GIRDER = 78.550 Mts.
BELLARY TPS 1 x 500 MW BOILERSALIENT FEATURES OF BOILER LAYOUT
10/4/2017 [email protected]
BELLARY TPS 1 x 500 MW BOILERSALIENT FEATURES OF BOILER LAYOUT KEY PLAN OF BOILER AND ID SYSTEM
10/4/2017 [email protected]
BELLARY TPS 1 x 500 MW BOILERSALIENT FEATURES OF BOILER LAYOUT
LAYOUT OF ID SYSTEM - ELEVATION
10/4/2017 [email protected]
BELLARY TPS 1 x 500 MW BOILERSALIENT FEATURES OF BOILER LAYOUT
LAYOUT OF ID SYSTEM - PLAN
10/4/2017 [email protected]
SALIENT FEATURES OF KORBA 2 x 250 MW UNITS
1. FIRST 250 MW UNIT WITH SEVEN BOWL MILLS WITH REAR MILL LAYOUT.
1. MILLS LOCATED UNSYMMETRICALLY ABOUT THE BOILER AXIS : 4 NOS ON THE LEFT SIDE & 3 NOS ON THE RIGHT SIDE WITH AN EMPTY BAY AT THE CENTRE
10/4/2017 [email protected]
10/4/2017 [email protected]
10/4/2017 [email protected]
Manual handling arrangement for insertion and removal of Eco. Coils from platform to inside the boiler
10/4/2017 [email protected]
VINDYACHAL
UNIT Nos. 7 & 8
(NO HANDLING ENVISAGED)
WITH PERMANENT BRACING
10/4/2017 [email protected]
MODIFIED ARRANGEMENT OF GATES TO FACILITATE THE EASY WITHDRAWAL OF ECONOMISER COILS
10/4/2017 [email protected]
10/4/2017 [email protected]
Any Quires [email protected]/4/2017 [email protected]