1-20 of 1621
Transients (Dynamics)
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Dynamic Modelling of a Brayton PTES System

Guido Francesco Frate, Matteo Pettinari, Emanuele Di Pino Incognito, Riccardo Costanzi, Lorenzo Ferrari
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T07A013, June 13–17, 2022
Paper No: GT2022-83445
DOI: https://doi.org/10.1115/GT2022-83445
View Paper
PDF
Topics: Batteries, Brayton cycle, Design, Dynamic modeling, Energy storage, Engineering simulation, Heat, Heat engines, Heat pumps, Power grids
Proceedings Papers

The Design of a Small-Scale Pumped Heat Energy Storage System for the Demonstration of Controls and Operability

Natalie R. Smith, Brittany Tom, Aaron Rimpel, Joshua Just, Michael Marshall, George Khawly, Thomas Revak, Kevin Hoopes
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T07A012, June 13–17, 2022
Paper No: GT2022-83424
DOI: https://doi.org/10.1115/GT2022-83424
View Paper
PDF
Topics: Design, Energy storage, Heat, Cycles, Hardware, Machinery, Design engineering, Heat engines, Heat exchangers, Heat pumps
Proceedings Papers

Gas Turbine Combined Cycle Range Enhancer - Part 2: Performance Demonstration

Tommaso Reboli, Marco Ferrando, Lorenzo Gini, Luca Mantelli, Alessandro Sorce, Alberto Traverso
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A023, June 13–17, 2022
Paper No: GT2022-82516
DOI: https://doi.org/10.1115/GT2022-82516
View Paper
PDF
Topics: Combined cycles, Gas turbines, Control systems, Energy generation, Air flow, Compressors, Cycles, Dynamic models, Electricity (Physics), Hardware
Proceedings Papers

Real Time mGT Performance Assessment Tool: Comprehensive Transient Behaviour Prediction With Computationally Effective Techniques

Aggelos Gaitanis, Francesco Contino, Ward De Paepe
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A014, June 13–17, 2022
Paper No: GT2022-81577
DOI: https://doi.org/10.1115/GT2022-81577
View Paper
PDF
Topics: Transients (Dynamics), Cycles, Combined heat and power, Energy generation, Engines, Combustion, Computer programming languages, Control systems, Dynamic response, Electricity (Physics)
Proceedings Papers

Development of a Dynamic Model for Simulating the Transient Behaviour of a Solar-Powered Micro Gas Turbine

S. Shamekhi Amiri, J. Al-Zaili, A. I. Sayma
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A001, June 13–17, 2022
Paper No: GT2022-79059
DOI: https://doi.org/10.1115/GT2022-79059
View Paper
PDF
Topics: Dynamic models, Micro gas turbines, Solar power, Transients (Dynamics)
Proceedings Papers

Simulation of a Safe Start-Up Maneuver for a Brayton Heat Pump

Johannes Oehler, A. Phong Tran, Panagiotis Stathopoulos
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A003, June 13–17, 2022
Paper No: GT2022-79399
DOI: https://doi.org/10.1115/GT2022-79399
View Paper
PDF
Topics: Brayton cycle, Heat, Heat pumps, Simulation, Transients (Dynamics)
Proceedings Papers

Numerical Investigation of an Automotive Axial Fan: A Comparison Among Different CFD Software Packages and Experimental Validation

Nicola Aldi, Nicola Casari, Stefano Oliani, Michele Pinelli, Enrico Mollica, Filippo Menichini
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A001, June 13–17, 2022
Paper No: GT2022-78066
DOI: https://doi.org/10.1115/GT2022-78066
View Paper
PDF
Topics: Computational fluid dynamics, Computer software, Fans, Flow (Dynamics), Axial flow, Fluid dynamics, Noise (Sound), Vehicles, Air flow, Engineering simulation
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Effectiveness on a Film-Cooled Pressure Side: Results and Assessment of the IR-Based Measurement Technique Reliability

T. Bacci, A. Picchi, S. Galeotti, B. Facchini, S. Cubeda
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A012, June 13–17, 2022
Paper No: GT2022-81161
DOI: https://doi.org/10.1115/GT2022-81161
View Paper
PDF
Topics: Heat transfer coefficients, Pressure, Reliability, Film cooling, Nozzle guide vanes, Uncertainty, Cooling systems, Design, Dimensions, Engines
Proceedings Papers

Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model

Haiteng Ma, Wei Zeng, Siming Dai, Hongmei Jiang
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A034, June 13–17, 2022
Paper No: GT2022-82778
DOI: https://doi.org/10.1115/GT2022-82778
View Paper
PDF
Topics: Adiabatic cooling, Blades, Coolants, Film cooling, Heat transfer, Temperature, Transients (Dynamics), Transonic flow, Turbines
Proceedings Papers

A Numerical Study on the Effects of Circumferential Positions of Combustor Hot Streaks on a TCF Configuration

Richard Benauer, Stefan Schreck, Peter Leitl, Ena Badzek, Marios Patinios, Federica Farisco
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A028, June 13–17, 2022
Paper No: GT2022-82419
DOI: https://doi.org/10.1115/GT2022-82419
View Paper
PDF
Topics: Combustion chambers, Engineering simulation, Flow (Dynamics), Simulation, Fluids, Turbines, Bionics, Boundary-value problems, Geometry, High pressure (Physics)
Proceedings Papers

An Efficient Unsteady 1-Way Coupling Method of Combustor and Turbine

Jonathan Gründler, Heinz-Peter Schiffer, Knut Lehmann
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A003, June 13–17, 2022
Paper No: GT2022-78056
DOI: https://doi.org/10.1115/GT2022-78056
View Paper
PDF
Topics: Combustion chambers, Turbines, Simulation, Boundary-value problems, Compression, Computational fluid dynamics, Filters, Fourier series, High pressure (Physics), Large eddy simulation
Proceedings Papers

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A021, June 13–17, 2022
Paper No: GT2022-82664
DOI: https://doi.org/10.1115/GT2022-82664
View Paper
PDF
Topics: Cavities, Flow instability, Transients (Dynamics), Turbines, Flow (Dynamics), Aircraft engines, Cooling, Cycles, Design, Energy generation
Proceedings Papers

Application of the Harmonic Balance Method for Large Spread Multiple Frequency Scales

Thomas Biesinger, Maximilian Kölzer, Alexander Schukmann, Harald Roclawski, Marc Kainz, Philippe Godin, Juan Carlos Morales, Laith Zori
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A005, June 13–17, 2022
Paper No: GT2022-79393
DOI: https://doi.org/10.1115/GT2022-79393
View Paper
PDF
Topics: Algorithms, Computation, Computational fluid dynamics, Excitation, Flow (Dynamics), Machinery, Modeling, Optimization, Piston engines, Pressure
Proceedings Papers

Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander

Jason Wilkes, Kyle Robinson, Karl Wygant, Rob Pelton, Jonathan Bygrave
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A025, June 13–17, 2022
Paper No: GT2022-83284
DOI: https://doi.org/10.1115/GT2022-83284
View Paper
PDF
Topics: Design, Supercritical carbon dioxide, Testing, Compressors, Concentrating solar power, Creep, Fatigue, Gears, High pressure (Physics), High temperature
Proceedings Papers

Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A005, June 13–17, 2022
Paper No: GT2022-80388
DOI: https://doi.org/10.1115/GT2022-80388
View Paper
PDF
Topics: Heat transfer, High pressure (Physics), Rotors, Test facilities, Transients (Dynamics), Turbines, Nozzle guide vanes, Gages, Heat flux, Temperature profiles
Proceedings Papers

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Aakeen Parikh, Pablo Ale-Martos, Maria Esperanza Barrera-Medrano, Yoshihiro Hayashi, Ricardo Martinez-Botas
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A005, June 13–17, 2022
Paper No: GT2022-81968
DOI: https://doi.org/10.1115/GT2022-81968
View Paper
PDF
Topics: Compressors, Flow (Dynamics), Surges, Unsteady flow, Pulsatile flow, Stability, Boundary-value problems, Cycles, Dynamic response, Engines
Proceedings Papers

Prediction of Rotating Instabilities in Low Pressure Steam Turbines Operating at Low Load

Oliver Pütz
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A005, June 13–17, 2022
Paper No: GT2022-80368
DOI: https://doi.org/10.1115/GT2022-80368
View Paper
PDF
Topics: Flow (Dynamics), Pressure, Steam turbines, Stress, Transients (Dynamics)
Proceedings Papers

Numerical Simulations of a Lifted Hydrogen Jet Flame Using Flamelet Generated Manifold Approach

Yu Xia, Ishan Verma, Pravin Nakod, Rakesh Yadav, Stefano Orsino, Shaoping Li
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A004, June 13–17, 2022
Paper No: GT2022-80733
DOI: https://doi.org/10.1115/GT2022-80733
View Paper
PDF
Topics: Computer simulation, Flamelet generated manifold, Flames, Hydrogen, Flow (Dynamics), Temperature, Combustion, Engineering simulation, Fuels, Simulation
Proceedings Papers

Bearing Diagnostics Using Kurtosis Spectral Correlation Based on Cyclic Modulation Spectrum Estimation

Alexandre Mauricio, Konstantinos Gryllias
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A025, June 13–17, 2022
Paper No: GT2022-83600
DOI: https://doi.org/10.1115/GT2022-83600
View Paper
PDF
Topics: Bearings, Signals, Transients (Dynamics), Breakdown (Electricity), Damage, Filters, Fourier transforms, Machine components, Maintenance, Noise (Sound)
Proceedings Papers

Transient Engine Condition Monitoring of Micro Gas Turbines in a Highly Dynamic Setting

Tihomir Varchev, Matthias Weiss, Stephan Staudacher, Christian Koch
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A013, June 13–17, 2022
Paper No: GT2022-82377
DOI: https://doi.org/10.1115/GT2022-82377
View Paper
PDF
Topics: Condition monitoring, Engines, Micro gas turbines, Transients (Dynamics), Flight, Artificial neural networks, Flow (Dynamics), Measurement uncertainty, Noise (Sound), Wavelets