ktps presentation
DESCRIPTION
TRANSCRIPT
INTRODUCTION TO KTPS
DESIGNED IN FOUR STAGES
STAGE I 2*110 MWSTAGE II 2*210 MWSTAGE III 1*210 MWSTAGE IV 1*195 MW
TOTAL GENERATION 1045 MW
MAIN PARTS OF KTPS
FUEL & ASH PLANTAIR& GAS PLANTFEED WATER & STEAM PLANTCOOLING WATER PLANT
TURBO GENERATOR
TECHNICAL SPECIFICATIONS KW 210000 P.F. 0.85 KVA 247000
STATOR VOLTS 15750 AMPS 9050 ROTOR VOLTS 310 AMPS 2600 R.P.M. 3000 FREQ. 50 HZ PHASE 3 COOLING HYDROGEN COOLED
STEAM TURBINE WORKS IN THREE STAGES :-• HP (HIGH PRESSURE)• IP (INTERMEDIATE PRESSURE)• LP (LOW PRESSURE) RATED SPEED - 3000 r.p.m MAIN STEAM TEMP. - 535 ° C MAIN STEAM PRESSURE - 150 Kg/Cm2
RATED O/P - 210 MW
BOILER• TYPE : TANGENTIALLY FIRED,NATURAL
CIRCULATION BALANCED DRAFT WATER TUBE BOILER.
• NO. OF UNITS : 2
• STEAM PRESSURE : 139 Kg/Cm2
• EFFICIENCY : 86.6 %
• MEANS OF COAL INPUT : P.A. FANS
• TEMP. IN BOILER : 1500-20000C
PRIMARY AIR SYSTEM
TURBINE – GENERATOR VIEW
COAL HANDLING PLANT
• SOURCE OF COAL : COAL INDIA LTD. BCCL,SECL & ECL• MEANS OF TRANSPORTATION: - RAILWAY
WAGONS • TYPE OF COAL : BITUMINOUS TAKEN TO COAL MILLS THROUGH
CONVEYOUR BELTS. CRUSHED INTO POWDERED FORM IN COAL
MILLS. WITH THE HELP OF PRIMARY AIR FANS IT IS TAKEN TO BOILER.
ASH HANDLING PLANT
THE WATER COMPOUNDED BOTTOM ASH RECEIVED IN ASH HOPPERS FROM FURNACE.
THEN DISCHARGED THROUGH CLINKER GRINDER
TWO SLURRY PUMPS FOR EACH BOILER. SLURRY IS DISCHARGED THROUGH PIPE
LINES.
WATER TREATMENT PLANT
• SOURCE OF WATER :- CHAMBAL RIVER• DIVIDED IN TWO PARTS :- 1. FILTERATION PLANT 2. DEMINERALISED WATER PLANT SUSPENDED PARTICLES ARE SEPARATED WATER IS TREATED WITH ALUM &
CHLORINE . THEN WATER IS PASSED THROUGH FILTER
BEDS. NOW WATER IS SEND TO D.M. PLANT.
WATER TREATEMENT PLANT
IN D.M. PLANT :- 1.) TREATED WITH CARBON FILTER 2.) ANION EXCHANGER 3.) CATION EXCHANGER 4.) MIXED BED 5.) DEGASIFIER 6.) DOSED WITH AMMONIA TO SET pH VALUE.
TRANSFORMERS
GENERATING TRANSFORMERSUNIT AUXILARY TRANSFORMERSSTATION TRONSFORMERS INSTRUMENT TRANSFORMERS EXCITING TRANSFORMERS
TRANSFORMERS • GENERATING TRANSFORMERS :- # FOR UNIT 1&2: PHASES :- 3 CONNECTION :- H.V –STAR; L.V – DELTA. RATING :- 125 MVA, 11/240 KV# FOR UNIT 3,4,5&6: RATING :-250 MVA TRANSFORMATION RATIO :- 15.75/220 KV CONNECTION :- DELTA – L.V; STAR – H.V . TRIP TEMP. :- 1.) OIL - 100 2.) WDG. – 125
TRANSFORMERS
• U.A.T SPECIFICATION : RATING : - 15 MVA RATED PRIMARY VOLTAGE :- 11 KV RATED SEC. VOLTAGE :- 6.6 KV PHASES :- 3 RATED CURRENT :- HV – 787 A LV – 1237 A• C.T :- RATED VOL. - 220 KV • P.T :- RATED VOL. - 220/110 KV
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