3X16MW Steam Turbine with Generator Set and Auxiliary Equipment of Coal Power Plant

• Power: 16MW
• Generator Type: Synchronous Generator
• Output Type: AC Three Phase
• Certification: ISO
• Standard: Standard
• Transport Package: Standard
• Model NO.: steam
• Specification: 3x16mw
• Trademark: Nanjing
• Origin: China
• Production Capacity: 3

Product Description

2.1. Steam turbine specification

1. Manufacturer: Nangjiang Steam Turbine motor Factory
2. Manufacturering Date :2005
3. Model:C12-4.90/0.490-2
4. Rated Power:12MW
5. Max Power :15MW
6. Rated Speed:3000 r/min
7. Steam Pressure:Rated Pressure:  4.9 Mpa;Max:  5.1 Mpa;Min 4.61 Mpa
8. Steam Temperature:Rated Tem:  470 ºC;Max  480 ºC;Min  455 ºC
9. Exhaust Steam Pressure:0.0047 Mpa at Rated Working Condition
10. Steam Rotary Direction:Clockwise face to head of machine
11. Criticality Speed:1665 r/min
12. Permissional Max Vibration over critical speed::0.15 mm
13. Rated Steam turbine bearing permission max vibration:0.05 mm
14. Rated Extraction Pressure of Steam turbine:0.8 Mpa
15. Extraction Pressurec Changeable Range:0.392 - 0.9 Mpa
16. Rated Extraction Capacity of Steam Turbine:50 t/h
17. Max Extraction Capacity of Steam Turbine::80 t/h
18. Regenerative Extraction Specification at Rated working condition:

	unit	Second stage	Third stage	Fouth stage
Extraction Pressure	Mpa	0.8	0.137	0.0279
Extraction Tempreture	ºC	300	230	68
Extraction Flux	t/h	50	2.564	1.118

1. Regenerative Extraction Specification at Pure Condensation working condition:

	Unit	Second Stage	Third stage	Fouth Stage
Extraction Pressure	Mpa	0.7141	0.1903	0.0665
Exteaction Tempreture	ºC	279	158	88.5
Extraction Flux	t/h	4.907	1.154	3.766

1. Action Pressure of exhaust cylinder safety valve:0.078 Mpa
2. Boiler Feed water temperature:145 ºC
3. Steam Loss of Steam Turbine at Rated Working Condition:6.424 kg/kwh
   1. 1. 1. 1. 1. (Guaranteed Value)6.617 kg/kwh
4. Thermal Loss of Steam Turbine at Rated Working Condition:7173 KJ/kwh
   1. 1. 1. 1. 1. (Guranteed Value)  7388 KJ/kwh
5. Steam Loss at Pure Condensing Working Condition:4.155 kg/kwh
   1. 1. 1. 1. 1. (Guranteed Value)4.28 kg/kwh
6. Thermal Loss of Steam Turbine at Pure condensing Condition:11213 KJ/kwh
   1. 1. 1. 1. 1. (Guranteed Value)11549 KJ/kwh
7. Wegith of steam turbine body:58 t
   1. Including of disconnect plat :15 t
   2. Rotary unit :7.5 t
8. Max Size of Steam Turbine(L×W×H):6021×3590×3635 mm

         3.Auxially Equipments Specificaiton:
  1.Steam Seal Heater
      Model:         JQ - 10/20
      Working Steam Pressure : 1.18 - 2.45 Mpa
      Working Steam Temperature:   470 ºC
      Working Steam Flux:   70 kg/h
      Cooling Water Flux:      30 t/h
      Cooling water max Pressure:  0.59 Mpa
  2.Condeser
      Type :    Divided into two-way surface type
      Cooling Area:             1000 m
      Cooling Water:            2835 t/h
      Max permicision pressure in water room: 0.35 Mpa
      Water Resistor:               26.5 Kpa
      Weight without water:         23 t
  3.Cooling oil unit
      Model:          YL - 40
      Cooling area:      40 m
      Oil flux:       800 L/min
      Cooling watwe flux:       117.5 t/h
      Water resistance:         11.6 Kpa
      Oil resistance:        20 Kpa
  4.High Pressure Heater
      Exchang heating area:            100 m
      Design Steam Pressure:    1.18 Mpa
      Design Water Pressure:        8.6 Mpa
  5.Low Pressure Heater
      Exchange Heating area:           50 m
      Design Steam Pressure:    0.118 Mpa
      Design Water Pressure:        0.48 Mpa
  6.Deaerator
      Output :               40 t/h
      Working pressure:      0.12 Mpa
      Working temperature:   104 ºC
      Effective volume of water tank:      20 m 
  7.Water ejector
      Working water flux:           170 m/h
      Working water pressure:           0.417 Mpa
      Extracting steam flux:           7.9 kg/h
 
 8.Lower temperature redusing pressure unit
        P= 5.4 Mpa
        P= 0.7 Mpa
        t= 485 ºC
        t= 250 ºC
        Q= 80 t / h
  9.Continuous discharge container
      Model:          PL-3.5-1
      Workign Pressure:      0.3 Mpa
      Effective volume:      3.5 m 
  10.Slow bridge double hook crane :
        G  = 20 / 5 t
        H  = 14.7 m
        S = 16.5 m
        Power :   23.4 KW
  11.Oil tank
      Effective volume:      7.2 m 
  12.Ejecting water tank:
      Effective volume:      3 m 
  13.Drain water tank
      Effective volume:      20 m 
  14.Cycle water Pump:
      Model :        500S-22A
      Rated current :       246 A
      Rate flux:     1800 m/h
      Lift :         17 m
      Cavitation allowance:      5 m
      rotary speed:         970 r/m
      motor model :   Y315M-6
      motor rated power :132 KW
15.Extinguishing water pump:
      Model:          IS125-100-250A
      Rated current :       102.6 A
      Current flux :    172.6 m/h
      Lift :         59.5 m
      Cavitation allowance:    4.2 m
      Spped rotary :           2900 r/m
      Motor modle :     Y250M-2
      Motor rate power :    55 KW
16.Drain water pump
      Model :           IS65-40-200
      Rated current :           15.0 A
      Raed flux :           25 m/h
      Lift :            50 m
      Cavitation allowance :           8 m
      Speed rotary :           2900 r/m
      Motor model :     Y132S2-2
      Motor rated power :   7.5 KW
17.High Pressure AC OIL pump
      Model :           100Y-120A
      Rated Current :           102.6 A
      Rated flux :          93 m/h
      Lift :            105 m
      Cavitation allowance :           4.5 m
      Rotary speed :           2950 r/m
      Motor model :     Y250m-2
      Motor rated power :   55 KW
18.DC OIL pump
      Model:          2CY-18/3.6
      Rated current :           30.5 A
      Rated flux :          18 m/h
      Output pressure :         0.36 Mpa
      Speed rotary :           960 r/m
      Motor model:      Z2-61
      Motor rated power :   5.5 KW
      Excitation type :         shunt excitation
      Excitation pressure :        22.0 V
      Excitation Current:          0.805 A
19.Lower Pressure AC oil Pump:
      Model :           2CY-18 / 3.6
      Rated current :           12.6A
      Rated Flux :          18 m/h
      Out put :          0.36 Mpa
      Rotary speed:            960 r/m
      Motor model :     Y132M2-6
      Motor rated power :   5.5 KW

20.  1, 3, 4 ejecting water pump
      Motor :           IS150-125-400
      Rate current:         84.2 A
      Rated flux :          200 m/h
      Lift :            50 m
      Cavitation allowance :           2.8 m
      Rotary sppd:             1450 r/m
      Motor model :     Y225M-4
      Motor rated power :   45 KW
21. 2, 5, 6 ejecting water pump
      Model :           IS100-65-200
      Rated current :           42.2 A
      Rated flux:           100 m/h
      Lift :           50 m
      Cavitation allowance:       3.6 m
      Rotary speed :           2900 r/m
      Motor  Model :    Y180M-2
      Motor power :  22 KW
22.Condensing water pump
      Model :           4N6
      Rated current :           42.2 A
      Rated flux :        40 m/h
      Lift :            62 m
      Cavitation allowance :           1.6 m
      Rotary speed :           2950 r/m
      Motor model :     Y180M-2
      Motor rated power :   22 KW
23.  1, 2, 3, 5 # feed water pupm
      Model :           DG85-80×10
      Rated current :           40 A
      Rated flux :          85 m/h
      Lift :            800 m
      Cavitation allowance :           4.5 m
      Rotary speed :           2950 r/m
      Motor model :     JK134-2
      Motor rated power :   350 KW
      Motor rated voltage :  6000 V
24. 4 # feed water pump
      Model :           DG45-80×10
      Raged current :           387 A
      Rated flux :          45 m/h
      Lift :            800 m
      Cavitation allowance :           4 m
      Rotary speed :           2950 r/m
      Motor model :     JK123-2
      Motor rated power :   220 KW
      Motor rated voltage : 380 V
4,  Specificaiton of Generator and Exciter
    1.Generator
       Manufacturer :Najing Steam tubine motor factory
       Model :           QF2-15-2
       Power :           15000 MW
       Power factor :       0.85
       Rate voltage :       6300 V
       Stator current :     161.7 A
       Rotator current :    264.5 A
       Permissional temperature rise of generator stator :  100 ºC
    2.Air cooling unit
       Model :           LRW-360
       Capacity of heat radiating      360 KW
       Cooling air volume :     10 m/S
       Cooling water volume :      100 m/h
    3.Excitor
       Manufacturer :Najing Steam tubine motor factory
       Model :           ZLG-70-30
       Power         70 KW
       Rated voltage:           220 V
       Current :         318 A

5, Specification of Regulation and Security System

SN	ITEM	SPECIFICAITON	UNIT	REMARK
1	STEAM TURBINE RATED ROTARY SPEED	3000	r / min
2	ROTARY SPPED UNEQUAL RATE	5 ±1	%
3	REGULATING VOLTAGE UNEQUAL TATE	< 20	%
4	REGUALTING SPEED SLOW RATE	< 0.5	%
5	SYNCHRONIZER REGULATING RANGE WITHOUT LOAD	96 ~ 106	%	2880~3180 RNP TURN/MINUTS
6	REGUALTING RANGE	0.39~ 0.69	Mpa
7	MAX RISED SPEED WITH LOAD	< 3270	r / min
8	INPUT OIL PRESSURE OF MAIN IMPLUSE PUMP	0.1	Mpa
9	OIL OUTPUT REESSURE OF MAIN PUMP	1.08	Mpa
10	RATE OUTPUT OIL PRESSURE OF IMPLUSE PUMP	0.69	Mpa
11	FIRST IMPLUSE OIL CIRCUIT PRESSURE	0.39	Mpa
12	SECOND IMPULSE OIL CIRCUIT PRESSURE	0.34	Mpa
13	MOTIVE STROKE OF HIGH PRESSURE OIL WITHOUT LOAD	11.59	mm
14	MOTIVE STROKE OF HIGH PRESSURE OIL WITH LOAD	59.66	mm
15	MOTIVE STROKE OF HIGH PRESSURE OIL WITH RATED THERMAL LOAD	90.06	mm
16	MAX MOTIVE STROKE OF HIGH PRESSURE OIL	136	mm
17	MOTIVE STROKE OF LOW PRESSURE OUL WITHOUT LOAD	0	mm
18	MOTIVE STROKE OF LOW PRESSURE OIL WITH ELECTRICITY LOAD	89.17	mm
19	MOTIVE STROKE OF LOW PRESSURE OIL WITH THERMAL LOAD	31.7	mm
20	MAX MOTIVE STROKE OF LOW PRESSURE OIL	89.5	mm
21	MOTIVE SPEED OF CRISIS INTERRUPTER	3270-3330	r / min	STOP MACHINE
22	RECOVRY SPEED OF CRISIS INTERUPTER	3055 ± 15	r / min	MANUAL RECOVERY
23	MOTIVE SPEED OF CRISIS INTERRUPTER WHEN OIL SPOUTING TEST	2920 ± 30	r / min
24	STOP ROTARY SPEED WHEN OVER SPEED IN DIGITAL METER	3360	r / min
25	AXIAL DISPLACEMENT FORWARD ALARM VALUE	+ 0.8	mm
26	AXIAL DISPLANCEMENT FORWARD STOP VALUE	+ 1.0	mm
27	AXIAL DISPLACEMENT NEGATIVE STOP VALUE	- 1.2	mm
28	LOW VACUUM ALARM VALUE OF CONDENSER	- 0.087	Mpa	661 mmHg
29	LOW VACUUM  STOP VALUE OF CONDENSER	- 0.061	Mpa	464 mmHg
30	AXLE BUSH BACK TEMPERATURE ALARM VALUE	65	ºC
31	AXLE BUSH BACK TEMPERATURE STOP VALUE	75	ºC
32	AXLE BUSH BEARING TILE TEMPERATURE ALARM VALUE	100	ºC
33	AXLE BUSH BEARING TILE TEMPERATURE STOP VALUE	110	ºC
34	OUTPUT OILLOW PRESSURE ALARY OF  MAIN OIL PUMP	0.9	Mpa	AC PUMP WORKING,,ALARM
35	LUBE OIL PRESSURE LOWER	0.05-0.055	Mpa	AC PUMP WORKING ,ALARM
36	LUBE OIL PRESSURE LOWER	0.04	Mpa	DC PUMP OWKRING ,ALARM
37	LUBE OIL PRESSURE LOWER	0.02 ~ 0.03	Mpa	STOP
38	LUBE OIL PRESSURE LOWER	0.015	Mpa	STOP MECHAINSM
39	LUBE OIL RRESSURE RISE	0.12	Mpa	(0.15Mpa)STOP AC PUMP,ALARM
40	MAIN STEAM HIGH PRESSURE ALARM VALUE	> 5.1	Mpa
41	MAIN STEAM HIGH TEMPREAURE ALARM VALUE	470>DESIGNING+10	ºC
42	VALVE SHUT TIME OF MAIN STEAM AND EXTRACTING	< 1	S