Control methods and valve arrangement for start-up and shutdown of pressurized combustion and gasification systems integrated with a gas turbine

Patent · 01 January 1994

OSTI ID:869283

Provol, Steve J ^[1]; Russell, David B ^[2]; Isaksson, Matti J ^[3]

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1. Carlsbad, CA
2. San Diego, CA
3. Karhula, FI

A power plant having a system for converting coal to power in a gas turbine comprises a coal fed pressurized circulating bed for converting coal to pressurized gases, a gas turbine having a compressor for pressurizing air for the pressurized circulating bed and expander for receiving and expanding hot combustion gases for powering a generator, a first fast acting valve for controlling the pressurized air, a second fast acting valve means for controlling pressurized gas from the compressor to the expander.

• Research Organization: City of Lakeland
• DOE Contract Number: FC21-91MC27364
• Assignee: Pyropower Corporation (San Diego, CA)
• Patent Number(s): US 5309707
• OSTI ID: 869283
• Country of Publication: United States
• Language: English

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