OFFER
Boiler charts
DUOBLOCK
The concept of Duoblok 500 provides for the construction of a supercritical Duoblock class 500 in place of two existing 200 MW units - with total equipment replacement basic. The term Duoblock itself - in this case it means a power unit with two boilers cooperating with one turbine.
BACK TO THE LIST OF TYPES OF BOILERS
| Nominal gross electric power: | 500 MWe |
|---|---|
| Steam capacity of each boiler : | 680 t/h |
| Steam pressure at the boiler outlet : | 285 bar |
| Live steam temperature at the boiler outlet : | 600°C |
| Reheat steam temperature at the boiler outlet : | 610°C |
| Range of loads : | 20% - 100% |
| Fuel type – hard coal with a calorific range : | 20 MJ/kg ÷24 MJ/kg |
| Duoblock efficiency : | up to 45% |