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Keywords: modelling
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Proceedings Papers

Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101634
... not be obvious from a term-to-term analysis of the loss models used. Keywords: Turbomachine, Axial compressor, Loss decomposition, Modelling, Sensitivity analysis NOMENCLATURE Acronyms AR Aspect ratio AVDR Axial velocity density ratio CFD Computational fluid dynamics Reynolds number based on chord Roman letters...
Proceedings Papers

Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A032, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103548
...Proceedings of ASME Turbo Expo 2023 Turbomachinery Technical Conference and Exposition GT2023 June 26-30, 2023, Boston, Massachusetts, USA GT2023-103548 SYSTEMATIC APPROACH FOR MODELLING MODERN TURBOFAN ENGINES Shivan Ramdin1, Wilfried Visser1, Juan Regueiro2, Tim Rootliep2 1Delft University...
Proceedings Papers

Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A036, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101631
...Proceedings of ASME Turbo Expo 2023 Turbomachinery Technical Conference and Exposition GT2023 June 26-30, 2023, Boston, Massachusetts, USA GT2023-101631 NON-LINEAR REGRESSION MODEL FOR FITTING EXPERIMENTAL EMISSIONS DATA Denise Ahrens Rolls-Royce Deutschland Dahlewitz, Germany Sebastian Traub...
Proceedings Papers

Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT23A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83889
... chosen for the study. Two designs have been modelled and manufactured using LPBF technology: a baseline design (‘Solid Blade’) and a new design where the airfoil was filled with a matrix of pockets with pins and lattice bars surrounded by non-fused powder (‘Lattice Blade’). Then, the damping ratio has...
Proceedings Papers

Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A015, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59587
... and a Thermal COE Cost of Electricity Energy Storage within a CCGT could allow improving its COMP Compressor competitiveness in the ancillary services market, and thus its CSS Clean Spark Spread profitability, by means of implementing a model of optimal DAM Day Ahead Market dispatch operating on the ancillary...
Proceedings Papers

Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A007, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58960
... Abstract Gas turbines are internal combustion engines widely used in industry as main source of power for aircrafts, turbo-generators, turbo-pumps and turbo-compressors. Modelling these engines can help to improve their design and manufacturing processes, as well as to facilitate...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A016, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59645
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-59645 TWO PHASE FLOW CFD MODELING OF A STEAM TURBINE LOW PRESSURE SECTION: COMPARISON WITH DATA AND CORRELATIONS Nicola Maceli1, Lorenzo Arcangeli1, Andrea Arnone2...
Proceedings Papers

Proc. ASME. GT2020, Volume 6: Education; Electric Power, V006T09A008, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15756
...AN ENSEMBLE OF RECURRENT NEURAL NETWORKS FOR REAL TIME PERFORMANCE MODELLING OF THREE-SPOOL AERO-DERIVATIVE GAS TURBINE ENGINE Ibrahem M.A Ibrahem Department of Mechanical Engineering Ecole de technologie supe´rieure 1100 Notre Dame St. W, Montreal, QC H3C 1K3, Canada Ouassima Akhrif Department...
Proceedings Papers

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A063, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16238
... characteristics of full- annular arrangement turned out to be substantially unchanged with respect to single burner. Nevertheless, some discrepancies in magnitude have been highlighted and discussed. Details have been given involving deeper numerical analysis by means of a dedicated model developed by the authors...
Proceedings Papers

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A029, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16312
...TWO PHASE FLOW CFD MODELING TO ENHANCE STEAM TURBINES LP STAGES PERFORMANCE PREDICTABILITY: COMPARISON WITH DATA AND CORRELATIONS Nicola Maceli1, Lorenzo Arcangeli1, Andrea Arnone2 1Baker Hughes, Firenze, Italy 2Università degli Studi di Firenze, Firenze, Italy ABSTRACT The whole energy market...
Proceedings Papers

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A056, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16266
...A MODEL OF INLET CIRCUMFERENTIAL FLUCTUATION IN COMPRESSOR CASCADES Zixuan Yue1, Zefeng Li1, Donghai Jin1,2, Xingmin Gui1,2 1Aeroengine Simulation Research Center, School of Energy and Power Engineering, Beihang University, Beijing, 100191, China 2Jiangxi Research Institute, Beihang University...
Proceedings Papers

Proc. ASME. GT2009, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation; Education; Electric Power; Awards and Honors, 449-458, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59891
... temperature. For er parameters, where considered the ones that give the highest ncies. he paper shows the IPRP efficiency, when fuelled with different s or wastes materials and for different GT (plant) size. eywords: biomass, pyrolysis, microturbine, pyrogas, tar, char, kiln, modelling] NCLATURE &W Biomass...
Proceedings Papers

Proc. ASME. GT2003, Volume 5: Turbo Expo 2003, Parts A and B, 905-912, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38077
... data and provide qualitative and quantitative information on these complex flows to support future air system component design. 05 02 2009 CFD Modelling Rotating Orifices Proceedings of 2003 ASME TURBO EXPO: Power for Land, Sea and Air June 16-19, 2003 - Atlanta, Georgia, USA...
Proceedings Papers

Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 1013-1023, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30270
... Naval College, together with Delft University of Technology is active in the field of advanced modelling of marine systems. A broad outline of work done in that area forms the second part of the paper. Recently it has been decided to start a collaboration between the two research groups. The aims...
Proceedings Papers

Proc. ASME. GT2002, Volume 3: Turbo Expo 2002, Parts A and B, 915-923, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30480
... the creation of vortices in rotor cavities. 05 02 2009 CFD Modelling Offtake Passages Optimisation Proceedings of ASME Turbo Expo 2002: ASME Turbo Expo: Land, Sea & Air 2002 June 3-6, 2002, Amsterdam, The Netherlands ta G used to suppress the creation of vortices in rotor cavities...
Proceedings Papers

Proc. ASME. GT2004, Volume 6: Turbo Expo 2004, 799-808, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-54322
... in the upper part of the active bearing. A non-linear system model is developed for the rotor-bearing system that includes the described active bearing. The flow inside the upper chambers that control motion of the active pads was neglected due to their large volume. It results in a uniform pressure...
Proceedings Papers

Proc. ASME. GT2006, Volume 3: Heat Transfer, Parts A and B, 127-137, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90166
... are studied, with fferent angles. Blowing ratio is varied over a range to ulate pressure side film cooling. The general flow field, the jet trajectory and the streamwise culation are utilized in the validation of the quasi steady sumption. Keywords: film cooling, unsteady, modelling, density tio, blowing...