... Abstract Gas turbine engines are widely used prime movers in aircraft. A thermodynamic tool to analyze the improvement to aircraft high bypass ratio engines using existing aerodynamic stator and outlet guide vane surfaces for heat exchange to achieve decreased specific fuel consumption...

... Abstract This work focuses on the optimal cycle design criteria for heavy duty gas turbines employing CMC blades. A combined cycle model with detailed description of the cooled gas turbine is used to determine the optimal Turbine Inlet Temperature and pressure ratio for two values of maximum...

... shaving, black start or spinning reserve. Grid stability is interlinked with grid inertia and the reaction time of an electrical power network. We have studied an islanded microgrid application consisting of BESS (Battery Energy Storage System) and Gas Turbine Generator (GTG) system used for spinning...

... Abstract The current thermal performance of advanced gas turbines (J class) leads to combined cycle efficiencies exceeding 62%. Such results were achieved by making the gas turbines bigger, i.e., above 350 MW (larger air flow), and by increasing the firing temperature. However, a very...

..., Rob Steele Electric Power Research Institute Charlotte, NC, USA Mitch Cohen Turbine Technology Services Orlando, FL, USA Benjamin Emerson Ben T Zinn Combustion Lab Georgia Institute of Technology Atlanta, GA, USA ABSTRACT Modern gas turbines employ dry low NOx (DLN) combustion systems to reduce air...

...Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-82701 IMPROVING GAS TURBINE MAINTENANCE QUALITY Leonard Angello, John Scheibel Electric Power Research Institute Palo Alto, CA, USA David Noble, Nick...

...Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-83102 ENERGY AND THE UNIVERSITY: THE ROLE OF GAS TURBINES AT US UNIVERSITIES AND STRATEGIES FOR ENHANCING ENERGY LITERACY Erica Winegardner, Emma Lemay...

...Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-81802 GAS TURBINE S ROLE IN ENERGY TRANSITION S. Can Gülen Martin Curtis Bechtel Infrastructure & Power Corp. Bechtel Ltd. Reston, VA USA London, UK...

...Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-83085 GAS TURBINE MONITORING SOLUTIONS ASSESSMENT AND ROADMAPS Benjamin Emerson and David Wu Ben T Zinn Combustion Lab Georgia Institute of Technology...

.... Tomasello, A. Andreini, T. Bacci, B. Facchini Department of Industrial Engineering University of Florence Florence, Italy stellagrazia.tomasello@unifi.it S. Cubeda, L. Andrei Baker Hughes Florence, Italy simone.cubeda@bakerhughes.com ABSTRACT The employment of lean-premix combustors in modern gas turbines...

... in row 2 by 65%. However, at low MFRs, increasing the density ratio reduced film cooling effectiveness in row 2 by 60%. Keywords: endwall film cooling, heat transfer, transonic, annular cascade, gas turbine. NOMENCLATURE A Area a Polynomial coefficient Cax Axial chord length CD Coefficient of discharge d...

... 111, S. 34th Street Phoenix, AZ 85034 ABSTRACT Combustor liners are exposed to significant thermal gradients with hot combustion gases on one side and compressor directed cooling air on the other side. To maintain effective life of the liners, development of effective methods to cool gas turbine...

... University of Florence Florence, Italy stellagrazia.tomasello@unifi.it R.Meloni,S.Cubeda,L.Andrei,V.Michelassi Baker Hughes Florence, Italy roberto.meloni@bakerhughes.com ABSTRACT The complex flow field of gas turbine lean combustors is meant to reduce NOx emissions and maintain a stable flame by controlling...

... swirl gas turbine internal cooling inlet shape Abstract In the present work a simulation is conducted by CFD to predict the cooling performance in a chamber with a swirl motion using nine shapes of injection entrances. The injection entrances are with different cross sections...

... Abstract We present a probabilistic model for quantifying the number of load cycles for nucleation of forging flaws — for a 3.5NiCrMoV high strength low alloy rotor steel — into a crack under gas turbine operating conditions. The model correlates low cycle fatigue data, ultrasonic testing...

... of the design guideline in actual gas turbines for power generation was confirmed. stall surge axial compressor gas turbine vortex rotating instability tip leakage vortex breakdown Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022...

... will be continuously improved as the relevant experimental data appears. environmental particle sand rebound deposition gas turbine hot-sections Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-80013 PARTICLE...

... and application of the asynchronous communication pattern, results, and conclusions. jet engines modeling gas turbine propulsion Proceedings of ASME Turbo Expo 2022 Turbomachinery Technical Conference and Exposition GT2022 June 13-17, 2022, Rotterdam, The Netherlands GT2022-81823 ASYNCHRONOUS...

... Abstract To achieve a net-zero approach, while ensuring grid reliability and resiliency, gas turbine (GT) technology has a place for years to come thanks to high efficiency, low turndown, quick starts and fast ramp rates. However, shifting to low-carbon fuels, such as hydrogen, is the key...

... is evolving since 1996 when first attempt to evaluate the social impact of a product rose and many methodologies and databases are now available; at present the phase of S-LCA development is the research of standardization. A use case of S-LCA application to a gas turbine component will be presented comparing...