Emphasis on reducing the levels of pollutants created by gas turbine combustors has led to
the development of lean, premixed combustor designs, especially for industrial applications …

A number of recent articles have demonstrated the use of active control to mitigate the
effects of combustion instability in afterburner and dump combustor applications. In these …

A number of recent articles have demonstrated the use of active control to mitigate the
effects of combustion instability in afterburner and dump combustor applications. In these …

A practical active control system for the mitigation of combustion instability has been
designed and demonstrated in a lean, premixed, single-nozzle combustor at realistic engine …

Manufacturers of commercial, power-generating, gas turbine engines continue to develop
combustors that produce lower emissions of nitrogen oxides (NO x) in order to meet the …

Combustion at high pressure in applications such as rocket engines and gas turbine
engines commonly experience destructive combustion instabilities. These instabilities …

A study has been performed to evaluate the effectiveness of a closed-loop control system to
suppress thermo-acoustic combustion instabilities. The pulsewidth modulation technique …

CFD-based combustion dynamics modeling is used to study the effect of fuel injection
location and fuel flow modulation on combustion instability in lean, premixed combustors …

In the present work, an atmospheric pressure combustor using a modern aviation gas
turbine fuel nozzle was used to demonstrate active combustion control. The combustor …

The present paper describes an active control system consisting of a fast-acting actuator
valve, coupled with a control algorithm capable of adaptive phase and amplitude control for …