Progress in burner design using additive manufacturing with a monolithic approach and added features

V Moosbrugger, F Giuliani… - … Expo: Power for …, 2019 - asmedigitalcollection.asme.org
Additive manufacturing (AM) is a promising technology for producing better burners.
Achieving better energy efficiency on a system level (CO2 emissions) and lower NOx …

Forcing pulsations by means of a siren for gas turbine applications

F Giuliani, M Stütz, N Paulitsch… - International Journal of …, 2020 - mdpi.com
A siren is a robust fast-valve that generates effective flow pulsations and powerful noise
levels under well-controlled conditions. It operates under the inlet flow conditions of a gas …

Progress on combined optic-acoustic monitoring of combustion in a gas turbine

L Andracher, F Giuliani… - … Expo: Power for …, 2020 - asmedigitalcollection.asme.org
The need for better combustion monitoring in gas turbines has become more acute with the
latest technical requirements, standards, and policies in terms of safety, environment …

Heat resistant probe combining optic and acoustic sensors for advanced combustion monitoring including detection of flame instabilities

GE Kraft, F Giuliani, L Pfefferkorn… - … Expo: Power for …, 2017 - asmedigitalcollection.asme.org
Jet engines have remained almost entirely mechanical machines for fail-safe reasons,
despite the increasing sophistication of modern gas turbines. However, the trend goes …

Improvement of impaired combustion conditions at some off-design operation by driving a precisely controlled modulation of the burner air feed

F Giuliani, L Pfefferkorn, G Kraft - … Expo: Power for …, 2017 - asmedigitalcollection.asme.org
A non-conventional method based on forced-flow combustion oscillations is investigated
regarding the improvement of combustion conditions at suboptimal operating conditions. In …

Progress on forcing pulsations for acoustic, thermoacoustic or flow control purpose in a pressurised vessel by means of a siren

F Giuliani, M Stütz, N Paulitsch… - … Expo: Power for …, 2020 - asmedigitalcollection.asme.org
A siren is a robust fast-valve that generates effective flow pulsations and powerful noise
levels under combustor field conditions. Its principle relies on a sonic jet sheared …

Characterisation and validation of an optical pressure sensor for combustion monitoring at low frequency

G Nicchiotti, SA Page, K Solinski… - … Expo: Power for …, 2021 - asmedigitalcollection.asme.org
This paper introduces a novel approach to monitor pressure dynamics in turbomachinery.
This innovation is motivated by the need expressed by machine OEMs and end-users to …

Combined optic-acoustic monitoring of combustion in a gas turbine

F Giuliani, L Andracher, V Moosbrugger… - International Journal of …, 2020 - mdpi.com
The need for better combustion monitoring in gas turbines has become more acute with the
latest technical requirements, standards, and policies in terms of safety, environment …

Synchronous capture of GT combustor operating conditions and main combustion dynamics parameters combining quasistatic and fast-response measurements in a …

F Giuliani, L Pfefferkorn, C Wieland, H Reiss - 2016 - IET
Meggitt Sensing Systems and Combustion Bay One work together on experimental
monitoring of combustion dynamics in gas turbines. The focus is put on the precise …