A pressurized fluidized bed combustion combined cycle power plant has a gas turbine unit of single spindle type in which a turbine, driven by combustion gas from burning of coal in a pressurized fluidized bed combustion boiler, drives an electrical generator at constant speed and drives {HEAD ~ a compressor} supplying {TAIL ~ compressed combustion air} to the boiler 
supplying
A pressurized fluidized bed combustion combined cycle power plant has a gas turbine unit of single spindle type in which a turbine , driven by combustion gas from burning of coal in a pressurized fluidized bed combustion boiler , drives an electrical generator at constant speed and drives { HEAD ~ a compressor } supplying { TAIL ~ compressed combustion air } to the boiler
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