Abstract:With many electric utility gas turbine installations, the most difficult noise problem has been the control of low-frequency noise radiated to the community from the turbine exhaust. In this paper a n...With many electric utility gas turbine installations, the most difficult noise problem has been the control of low-frequency noise radiated to the community from the turbine exhaust. In this paper a number of case histories are discussed leading to some suggestions for noise control design goals for the 31.5-Hz octave band. Some material will be presented on noise spectra, noise control measures, and noise specifications for gas turbines pertinent to low frequencies.Read More