Control apparatus for modulating the inlet guide vanes of a gas turbine employed in a combined cycle electric power generating plant as a function of load or inlet blade path temperature

Patent · Tue Aug 10 00:00:00 EDT 1976

OSTI ID:7348104

Reed, T J; Smith, J R

A combined cycle electric power generating plant, which includes gas and steam turbines, inlet guide vane positioning means for the gas turbines, steam generators, afterburners and a digital/analog control system, is provided with inlet guide vane control apparatus adapted to modulate the position of the inlet guide vanes as a function of load or inlet blade path temperature. The inlet guide vane control apparatus is further adapted to operate in either an automatic or manual mode with additional provision for bumpless transfer therebetween incorporated in the control apparatus.

• Assignee: Westinghouse Electric Corp.
• Patent Number(s): US 3973391
• OSTI ID: 7348104
• Country of Publication: United States
• Language: English

Related Subjects

20 FOSSIL-FUELED POWER PLANTS
200102* -- Fossil-Fueled Power Plants-- Power Cycles
200104 -- Fossil-Fueled Power Plants-- Components
AUTOMATION
COMBINED-CYCLE POWER PLANTS
CONTROL EQUIPMENT
CONTROL SYSTEMS
DESIGN
EQUIPMENT
GAS TURBINES
POWER PLANTS
STEAM TURBINES
THERMAL POWER PLANTS
TURBINES
TURBOMACHINERY
VANES