Table 2-1. Technical
Specifications of Co-Generation Steam Turbine
| Designation
Item (Unit) |
6 MW 6 M Back-press. Back-press |
6 MW Single extract. |
6 MW Single extract. |
12 MW Back-press. |
12 MW Single extract. |
| Model | B6-3.43/0.49 |
C6-4.9/0.49 |
C6-4.9/0.981 |
B12-8.83/4.02 |
C12-4.9/0.49 |
| Rated output KW | 6000 |
6000 |
6000 |
12000 |
12000 |
| Max. output KW Max. output K | 6000 |
6000 |
13473 |
12000 |
|
| Speed r/min | 3000 |
3000 |
3000 |
3000 |
3000 |
| Steam pres. before stop valve MPa (abs) | 3.432 |
4.9 |
4.9 |
8.826 |
4.9 |
| Steam temp. before stop valve ℃ | 435 |
435 |
435 |
535 |
470 |
| Rated/Max. steam flow t/h | 65.41 |
44/50.3 |
50.33/70.66 |
253.8/280 |
79.7/107.2 |
| Extract steam pres. for process MPa(abs) | 0.49 |
0.981 |
4.02 |
0.49 |
|
| Rated/Max. extract. steam for process t/h | 25/35 |
30/50 |
245/259 |
50/70 |
|
| Extract steam pres. for heat supply MPa(abs) | Exhau.Pres.0.49 |
||||
| Rated/Max. extract. steam for heating t/h |
Table 2-2. Technical Specifications of Co-Generation Steam Turbine
| Designation
Item (Unit) |
12 MW Single extract. |
12 MW Double extract. |
12 MW Double extract. |
25 MW Single extract. |
25 MW Single extract. |
| Model | C12-4.9/0.981 |
CC12-4.9/0.981/0.49 |
CC12-3.43/0.98/0.118 |
C25-8.83/0.118 |
C25-8.83/0.98 |
| Rated output KW | 12000 |
12000 |
12000 |
25000 |
25000 |
| Max. Output KW Max. Output K | 12000 |
15000 |
14000 |
30000 |
30000 |
| Speed r/min | 3000 |
3000 |
3000 |
3000 |
3000 |
| Steam pres. before stop valve MPa (abs) | 4.9 |
4.9 |
3.432 |
8.826 |
8.826 |
| Steam temp. before stop valve ℃ | 470 |
470 |
450 |
535 |
535 |
| Rated/Max. steam flow t/h | 87.94/109.1 |
100.5/117.5 |
114/128 |
125/168 |
169/211 |
| Extract steam pres. for process MPa(abs) | 0.981 |
0.981 |
0.98 |
0.98 |
|
| Rated/Max. extract steam for process t/h | 50/80 |
25/70 |
50/80 |
110/130 |
|
| Extract. steam pres. for heat supply MPa(abs) | 0.49 |
0.118 |
0.118 |
||
| Rated/Max. extract steam for heating t/h | 40/70 |
40/60 |
85/115 |
Table 2-3. Technical
Specifications of Co-Generation Steam Turbine
| Designation
Item (Unit) |
25 MW Double extract. |
25 MW Double extract. |
50 MW Single extract. |
50 MW Single extract. |
50 MW Double extract. |
| Model | CC25-8.83/0.98/0.118 |
CC25-8.83/1.28/0.118 |
C50-8.83/0.118 |
C50-8.83/1.28 |
CC50-8.83/0.98/0.118 |
| Rated output KW | 25000 |
25000 |
50000 |
50000 |
50000 |
| Max. output KW Max. output K | 30000 |
30000 |
60000 |
60000 |
60000 |
| Speed r/min | 3000 |
3000 |
3000 |
3000 |
3000 |
| Steam pres. before stop valve MPa (abs) | 8.826 |
8.826 |
8.826 |
8.826 |
8.826 |
| Steam temp. Before stop valve ℃ | 535 |
535 |
535 |
535 |
535 |
| Rated/Max. Steam flow t/h | 153 / 210 |
155.25 / 196.7 |
235 / 291 |
341 / 396.8 |
299 / 358 |
| Extract steam pres. for process MPa(abs) | 0.98 |
1.275 |
1.28 |
0.98 |
|
| Rated/Max. Extract. steam for process t/h | 60 / 100 |
60 / 100 |
200 / 230 |
125 / 200 |
|
| Extract steam pres. for heat supply MPa(abs) | 0.118 |
0.118 |
0.118 |
0.118 |
|
| Rated/Max. Extract. steam for heating t/h | 46 / 90 |
40 / 90 |
160 / 200 |
90 / 150 |
Table 2-4. Technical
Specifications of Co-Generation Steam Turbine
|
Designation
Item (Unit) |
50 MW Double extract. |
100 MW Single extract. |
100 MW Double extract. |
200 MW Single extract. |
200 MW Double extract. |
| Model | CC50-8.83/1.28/0.118 | C100-8.83/0.981 | CC100-8.83/1.27/0.118 |
C145/200-12.7/535/535 |
CC140/200-12.7/535/535 |
| Rated output KW | 50000 |
100000 |
100000 |
145000 / 200000 |
140000 / 200000 |
| Max. Output KW Max. Output K | 60000 |
125000 |
125000 |
219200 |
217900 |
| Speed r/min | 3000 |
3000 |
3000 |
3000 |
3000 |
| Steam pres. before stop valve MPa (abs) | 8.826 |
8.83 |
8.83 |
12.748 |
12.748 |
| Steam temp. before stop valve ℃ | 535 |
535 |
535 |
535 |
535 |
| Rated/Max. steam flow t/h | 321/ 416 |
444 / 565 |
566 / 708 |
610 / 670 |
610 / 670 |
| Extract steam pres. for process MPa(abs) | 1.28 |
0.981 |
1.27 |
1.0787 |
|
| Rated/Max. extract steam for process t/h | 140 / 230 |
100 / 135 |
200 / 350 |
50 / 50 |
|
| Extract. steam pres. for heat supply MPa(abs) | 0.118 |
0.118 |
0.2452 |
0.2452 |
|
| Rated/Max. extract steam for heating t/h | 100 / 160 |
150 / 250 |
405 / 450 |
350 / 390 |
Remark: The selection of boiler / generator matching with turbine may be made with reference to Table 1.
Special design of boiler
matching with sub-HP turbine will be made.