STEAM TURBINE

STEAM TURBINE

Steam Turbines are prime movers used to drive Turbo Generators for Power Generation and for Pump, Compressors, Blowers & Propellers of Ship. BHEL Bhopal has manufactured & supplied Turbine & Generator of various rating such as 30 MW, 120 MW & 210 MW for conventional thermal power station, 236 MW Nuclear Turbine for Atomic Power Plant, Marine turbines for Indian Navel Frigates. Manufacturing RE Joints and Flash Tanks for various 500 MW projects. Small rating Industrial turbine of 3 to 8 MW for co-generation. Details of sets supplied are as follows:

RATING (MW)

TYPE

NO. OF SETS SUPPLIED

FIRST SET COMMISSIONED

30

Single cylinder / impulse

6

1969

120

Three cylinder / impulse / reheat

18

1974

210

Three cylinder / reaction / reheat

11

1988

236

Two cylinder / impulse / reheat

10

1983

15000 SHP

Marine Turbine / impulse / non reheat

20

1974

Industrial Turbine

Condensing / Back pressure

4

1998

TECHNICAL SPECIFICATION OF 236 MW NUCLEAR TURBINE

SL.NO DESCRIPTION PARAMETER

1
RATED CAPACITY 236 MW

2
PRESSURE AT STOP VALVE 40 KG/CM2

3
TEMPERATURE AT STOP VALVE 250 C

4
MAX. STEAM FLOW AT S.V 1332.2 TONNES /HR

5
REHEAT/NON REHEAT REHEAT

6
TYPE OF GOVERNING THROTLLE CONTROL

7
TURBINE SPEED 3000 RPM

8
EXHAUST PRESSURE 63.5 MM HG.ABS

9
NUMBER OF CYLINDERS H.P-1,DOUBLE FLOW LP-1

10
NUMBER OF STAGES HP-5, LP-5 + 5

11
HEIGHT OF LAST STAGE BLADE 945 MM

12
LAST STAGE MEAN DIA 2641 MM

13
SPECIAL FEATURE STEAM AT STOP VALVE IS WET - BLED STEAM AND LIVE STEAM REHEATING

14
WEIGHT OF TURBINE 450 TONNES

15
LENGTH OF TURBINE 15 METERS

16
TYPE OF TURBINE IMPULSE

17
COLLABORATOR GEC U.K

TECHNICAL SPECIFICATION OF MARINE TURBINES

SL.NO DESCRIPTION PARAMETER

1
RATED CAPACITY 15000 BHP-FORWARD 5000 BHP-ASTERN

2
PRESSURE AT STOP VALVE 37.2 KG/CM2

3
TEMPERATURE AT STOP VALVE 454 C FORWARD 398 C ASTERN

4
MAX. STEAM FLOW AT S.V 54 TONNES/HR

5
REHEAT/NON REHEAT NON -REHEAT

6
TYPE OF GOVERNING NOZZLE CONTROL IN FORWARD THROTTLE CONTROL IN ASTERN

7
TURBINE SPEED 5750 RPM FORWARD 4152 RPM ASTERN

8
EXHAUST PRESSURE 126 MM HG.ABS

9
NUMBER OF CYLINDERS SINGLE

10
NUMBER OF STAGES FORWARD -8 ASTERN-1

11
HEIGHT OF LAST STAGE BLADE 152 MM

12
LAST STAGE MEAN DIA 660 MM

13
SPECIAL FEATURE -VARIABLE SPEED -CAPABLE OF RUNNING IN OPPOSITE DIRECTION. -CAPABLE OF WITHSTANDING CONTINUOUS EFFECT OF FLEXIBLE FOUNDATION

14
WEIGHT OF TURBINE 20.2 TONNES

15
TYPE OF TURBINE IMPULSE

16
COLLABORATOR GEC UK

TECHNICAL SPECIFICATION OF 210 MW STEAM TURBINE

SL.NO DESCRIPTION PARAMETER

1
RATED CAPACITY 210 MW

2
PRESSURE AT STOP VALVE 150 KG/CM2

3
TEMPERATURE AT STOP VALVE 535 C

4
MAX. STEAM FLOW AT S.V 641 TONNES /HR

5
REHEAT/NON REHEAT REHEAT

6
TYPE OF GOVERNING THROTLLE CONTROL

7
TURBINE SPEED 3000 RPM

8
EXHAUST PRESSURE 76 MM HG.ABS

9
NUMBER OF CYLINDERS H.P-1,DOUBLE FLOW IP-1,DOUBLE FLOW LP-1

10
NUMBER OF STAGES HP-25, IP-20 +20,LP-8+8

11
HEIGHT OF LAST STAGE BLADE 676 MM

12
LAST STEAGE MEAN DIA 2132 MM

13

SPECIAL FEATURE

-DOUBLE SHELL HP WITH BARREL TYPE OUTER SHELL - DOUBLE SHELL DOUBLE FLOW IP - HYDRAULIC BARRING - ELECTRO-HYDRAULIC GOVERNING

14
WEIGHT OF TURBINE 425 TONNES

15
LENGTH OF TURBINE 14.1 METERS

16
TYPE OF TURBINE REACTION

17
COLLABORATOR SIEMENS, GERMANY

TECHNICAL SPECIFICATION OF 120 MW STEAM TURBINE

SL.NO DESCRIPTION PARAMETER

1
RATED CAPACITY 120 MW

2
PRESSURE AT STOP VALVE 127.5 KG/CM2

3
TEMPERATURE AT STOP VALVE 538 C

4
MAX. STEAM FLOW AT S.V 359 TONNES /HR

5
REHEAT/NON REHEAT REHEAT

6
TYPE OF GOVERNING THROTTLE CONTROL

7
TURBINE SPEED 3000 RPM

8
EXHAUST PRESSURE 76 MM HG.ABS

9
NUMBER OF CYLINDERS H.P-1, IP-1, DOUBLE FLOW LP-1

10
NUMBER OF STAGES HP-11, IP-13,LP-6+6

11
HEIGHT OF LAST STAGE BLADE 546 MM

12
LAST STAGE MEAN DIA 1905 MM

13

SPECIAL FEATURE

-DOUBLE SHELL HP BAUMANN EXHAUST STAGE IN LP - 2 SPEED BARRING GEAR

14
WEIGHT OF TURBINE 284 TONNES

15
LENGTH OF TURBINE 15.8 METERS

16
TYPE OF TURBINE IMPULSE

17
COLLABORATOR SIEMENS, GERMANY

TECHNICAL SPECIFICATION OF 30 MW STEAM TURBINE

SL.NO DESCRIPTION PARAMETER

1
RATED CAPACITY 30 MW

2
PRESSURE AT STOP VALVE 60 KG/CM2

3
TEMPERATURE AT STOP VALVE 482 C

4
MAX. STEAM FLOW AT S.V 125 TONNES H/HR

5
REHEAT/NON REHEAT NON -REHEAT

6
TYPE OF GOVERNING NOZZLE CONTROL

7
TURBINE SPEED 3000 RPM

8
EXHAUST PRESSURE 76 MM HG.ABS

9
NUMBER OF CYLINDERS SINGLE

10
NUMBER OF STAGES 15

11
HEIGHT OF LAST STAGE BLADE 540 MM

12
LAST STAGE MEAN DIA 1505 MM

13
SPECIAL FEATURE PARTIAL ADMISSION IN THROTTLE DUCTS

14
TYPE OF TURBINE IMPULSE

15
COLLABORATOR GEC UK

RATING (MW)	TYPE	NO. OF SETS SUPPLIED	FIRST SET COMMISSIONED
30	Single cylinder / impulse	6	1969
120	Three cylinder / impulse / reheat	18	1974
210	Three cylinder / reaction / reheat	11	1988
236	Two cylinder / impulse / reheat	10	1983
15000 SHP	Marine Turbine / impulse / non reheat	20	1974
Industrial Turbine	Condensing / Back pressure	4	1998

TECHNICAL SPECIFICATION OF 236 MW NUCLEAR TURBINE
SL.NO	DESCRIPTION	PARAMETER

1	RATED CAPACITY	236 MW
2	PRESSURE AT STOP VALVE	40 KG/CM2
3	TEMPERATURE AT STOP VALVE	250 C
4	MAX. STEAM FLOW AT S.V	1332.2 TONNES /HR
5	REHEAT/NON REHEAT	REHEAT
6	TYPE OF GOVERNING	THROTLLE CONTROL
7	TURBINE SPEED	3000 RPM
8	EXHAUST PRESSURE	63.5 MM HG.ABS
9	NUMBER OF CYLINDERS	H.P-1,DOUBLE FLOW LP-1
10	NUMBER OF STAGES	HP-5, LP-5 + 5
11	HEIGHT OF LAST STAGE BLADE	945 MM
12	LAST STAGE MEAN DIA	2641 MM
13	SPECIAL FEATURE	STEAM AT STOP VALVE IS WET - BLED STEAM AND LIVE STEAM REHEATING
14	WEIGHT OF TURBINE	450 TONNES
15	LENGTH OF TURBINE	15 METERS
16	TYPE OF TURBINE	IMPULSE
17	COLLABORATOR	GEC U.K

TECHNICAL SPECIFICATION OF 210 MW STEAM TURBINE
SL.NO	DESCRIPTION	PARAMETER

1	RATED CAPACITY	210 MW
2	PRESSURE AT STOP VALVE	150 KG/CM2
3	TEMPERATURE AT STOP VALVE	535 C
4	MAX. STEAM FLOW AT S.V	641 TONNES /HR
5	REHEAT/NON REHEAT	REHEAT
6	TYPE OF GOVERNING	THROTLLE CONTROL
7	TURBINE SPEED	3000 RPM
8	EXHAUST PRESSURE	76 MM HG.ABS
9	NUMBER OF CYLINDERS	H.P-1,DOUBLE FLOW IP-1,DOUBLE FLOW LP-1
10	NUMBER OF STAGES	HP-25, IP-20 +20,LP-8+8
11	HEIGHT OF LAST STAGE BLADE	676 MM
12	LAST STEAGE MEAN DIA	2132 MM
13	SPECIAL FEATURE	-DOUBLE SHELL HP WITH BARREL TYPE OUTER SHELL - DOUBLE SHELL DOUBLE FLOW IP - HYDRAULIC BARRING - ELECTRO-HYDRAULIC GOVERNING
14	WEIGHT OF TURBINE	425 TONNES
15	LENGTH OF TURBINE	14.1 METERS
16	TYPE OF TURBINE	REACTION
17	COLLABORATOR	SIEMENS, GERMANY

TECHNICAL SPECIFICATION OF 120 MW STEAM TURBINE
SL.NO	DESCRIPTION	PARAMETER

1	RATED CAPACITY	120 MW
2	PRESSURE AT STOP VALVE	127.5 KG/CM2
3	TEMPERATURE AT STOP VALVE	538 C
4	MAX. STEAM FLOW AT S.V	359 TONNES /HR
5	REHEAT/NON REHEAT	REHEAT
6	TYPE OF GOVERNING	THROTTLE CONTROL
7	TURBINE SPEED	3000 RPM
8	EXHAUST PRESSURE	76 MM HG.ABS
9	NUMBER OF CYLINDERS	H.P-1, IP-1, DOUBLE FLOW LP-1
10	NUMBER OF STAGES	HP-11, IP-13,LP-6+6
11	HEIGHT OF LAST STAGE BLADE	546 MM
12	LAST STAGE MEAN DIA	1905 MM
13	SPECIAL FEATURE	-DOUBLE SHELL HP BAUMANN EXHAUST STAGE IN LP - 2 SPEED BARRING GEAR
14	WEIGHT OF TURBINE	284 TONNES
15	LENGTH OF TURBINE	15.8 METERS
16	TYPE OF TURBINE	IMPULSE
17	COLLABORATOR	SIEMENS, GERMANY

TECHNICAL SPECIFICATION OF 30 MW STEAM TURBINE
SL.NO	DESCRIPTION	PARAMETER

1	RATED CAPACITY	30 MW
2	PRESSURE AT STOP VALVE	60 KG/CM2
3	TEMPERATURE AT STOP VALVE	482 C
4	MAX. STEAM FLOW AT S.V	125 TONNES H/HR
5	REHEAT/NON REHEAT	NON -REHEAT
6	TYPE OF GOVERNING	NOZZLE CONTROL
7	TURBINE SPEED	3000 RPM
8	EXHAUST PRESSURE	76 MM HG.ABS
9	NUMBER OF CYLINDERS	SINGLE
10	NUMBER OF STAGES	15
11	HEIGHT OF LAST STAGE BLADE	540 MM
12	LAST STAGE MEAN DIA	1505 MM
13	SPECIAL FEATURE	PARTIAL ADMISSION IN THROTTLE DUCTS
14	TYPE OF TURBINE	IMPULSE
15	COLLABORATOR	GEC UK