coal power plant on setting evening sun

afternoon air area ash baukau black boiler boilers bunker bunkers charge chimney coal combustion condenser control conveyor cooling deaerator draft economizer electrical electricity europe evening exhaust fan feed feedwater flue fuel gas generator germany herne high induced industry intake intermediate late line low mill north photo plant power preheater pressure pump purification reheaters rhine rock ruhr sedimentary setting smoke steam sun superheater this tower transformer turbine vapor water westphalia