![]() ![]() A reheat pressurized fluidized bed combustor system for a power plant comprising a compressor for pressurizing relatively clean source air to a predetermined elevated value, a high pressure gas turbine, a combustor unit having a sorbent bed and fuel supply means, heat exchanger tube means disposed in heat exchange relation with said combustor bed, means for directing compressor outlet air to said heat exchanger tube means, means for directing heated outlet air from said heat exchanger tube means to provide the complete driving gas flow to the high pressure turbine inlet to drive said high pressure turbine, means for directing at least a part of the pressurized exhaust air to said combustor unit to be reheated and to fluidize said bed and support fuel combustion therein, means for cleaning the preheated combustor outlet gas to provide hot turbine parts protection against degradation otherwise due to carryover from said combustor unit, a low pressure turbine, means for generating electric power, means for coupling said high and low pressure turbines in a predetermined arrangement to drive said generating means and said compressor, means for directing the cleaned and reheated gas to the low pressure turbine inlet to drive said low pressure turbine, and means for controlling at least one predetermined variable to control the operating level of said combustor system.ΔΆ.
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