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Proceedings Papers

Development of a Design Approach for the Optimization of Steam Turbine Exhaust System Performance Through CFD Modelling

Tommaso Diurno, Stella Grazia Tomasello, Tommaso Fondelli, Antonio Andreini, Bruno Facchini, Leonardo Nettis, Lorenzo Arcangeli
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A013, June 7–11, 2021
Paper No: GT2021-59268
DOI: https://doi.org/10.1115/GT2021-59268
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Topics: Computational fluid dynamics, Design, Exhaust systems, Modeling, Optimization, Steam turbines, Geometry, Diffusers, Engineering simulation, Flow (Dynamics)
Proceedings Papers

Steam Turbine Overspeed Scenarios: Comparison Between API Energy Method and Dynamic Simulation

Fabrizio Piras, Federico Bucciarelli, Damaso Checcacci, Filippo Ingrasciotta
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A012, June 7–11, 2021
Paper No: GT2021-59257
DOI: https://doi.org/10.1115/GT2021-59257
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Topics: American Petroleum Institute, Simulation, Steam turbines, Design, Stress, Inertia (Mechanics), Rotors, Turbomachinery, Blades, Dynamic models
Proceedings Papers

Assessment of Rotor Stability for Steam Turbine Considering Labyrinth Seal Characteristics of Fluid Destabilization Force and Vibrational Frequency Effect of Bearing Coefficients

Ryokichi Hombo, Kenichi Murata, Yuichiro Waki, Nobuhiro Nagata, Makoto Iwasaki, Kazuyuki Matsumoto
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A002, June 7–11, 2021
Paper No: GT2021-01893
DOI: https://doi.org/10.1115/GT2021-01893
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Topics: Bearings, Fluids, Rotors, Stability, Steam turbines
Proceedings Papers

Detached Eddy Simulation of Rotating Instabilities in a Low-Pressure Model Steam Turbine Operating Under Low Volume Flow Conditions

Ilgit Ercan, Damian M. Vogt
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A006, June 7–11, 2021
Paper No: GT2021-58704
DOI: https://doi.org/10.1115/GT2021-58704
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Topics: Eddies (Fluid dynamics), Flow (Dynamics), Pressure, Simulation, Steam turbines, Computational fluid dynamics, Diffusers, Physics, Stress, Annulus
Proceedings Papers

Fast Reconstruction Method of the Stress Field for the Steam Turbine Rotor Based on Deep Fully Convolutional Network

Ding Guo, Tianyuan Liu, Di Zhang, Yonghui Xie
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A020, June 7–11, 2021
Paper No: GT2021-60355
DOI: https://doi.org/10.1115/GT2021-60355
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Topics: Rotors, Steam turbines, Stress
Proceedings Papers

A Novel Test Rig Using Air for Investigation of Vibration and Interaction of Two Steam Turbine Control Valves

Stefan Wallat, Stefan Preibisch, Matthias Strauch, Dieter Brillert
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A004, June 7–11, 2021
Paper No: GT2021-58509
DOI: https://doi.org/10.1115/GT2021-58509
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Topics: Steam turbines, Valves, Vibration, Design, Fluctuations (Physics), Pressure, Steam, Oscillations, Stress, Turbines
Proceedings Papers

Steam Turbine Casing Analyses to Determine Pressure and Temperature Limits

Paul T. Smith, Daniel J. Griffin
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A015, June 7–11, 2021
Paper No: GT2021-59535
DOI: https://doi.org/10.1115/GT2021-59535
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Topics: Analytical methods, Finite element analysis, Pressure, Sealing (Process), Steam turbines, Temperature, Turbines, Steam, Stress, Bolted joints
Proceedings Papers

Design and Validation of a Large Steam Turbine End-Stage Blade to Meet Current and Future Market Demands

Bertold Lübbe, Jens Aschenbruck, Oliver Pütz, Mira Theidel
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A014, June 7–11, 2021
Paper No: GT2021-59315
DOI: https://doi.org/10.1115/GT2021-59315
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Topics: Blades, Design, Steam turbines, Stress, Steel, Vibration, Condensers (steam plant), Exhaust systems, Pressure, Strain gages
Proceedings Papers

Thrust Force Measurements in an Axial Steam Turbine Test Rig: Effect of Disk Balance Holes

Diganta Narzary, David Stasenko, Nikhil Rao
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A010, June 7–11, 2021
Paper No: GT2021-59242
DOI: https://doi.org/10.1115/GT2021-59242
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Topics: Disks, Force measurement, Steam turbines, Thrust, Pressure, Cavities, Rotors, Stators, Airfoils, Axial flow
Proceedings Papers

Reconstruction of a Steam Turbine Blade Using Piecewise Bernstein Polynomials and Transfinite Interpolation

Luis David Pérez Rubio, Sergio Ricardo Galván González, Francisco Javier Domínguez Mota, Angel Cerriteño Sánchez, Miguel Angel Tamayo Soto, Giovanni Delgado Sánchez
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A005, June 7–11, 2021
Paper No: GT2021-58632
DOI: https://doi.org/10.1115/GT2021-58632
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Topics: Blades, Interpolation, Polynomials, Steam turbines
Proceedings Papers

Thermal Characterization of a Steam Turbine Casing Including Measuring of Adiabatic Wall Temperatures Using Proprietary Sensors

Bernhard Valerian Weigel, Stefan Odenbach, Wieland Uffrecht, Thomas Polklas
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A011, June 7–11, 2021
Paper No: GT2021-59252
DOI: https://doi.org/10.1115/GT2021-59252
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Topics: Sensors, Steam turbines, Thermal characterization, Wall temperature
Proceedings Papers

Test Bench for Characterization and Design Against Steam Turbine Fouling

Gabriele Girezzi, Damaso Checcacci, Lorenzo Cosi, Andrea Maggi, Alessandro Sani, Andrea Achilli
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A017, June 7–11, 2021
Paper No: GT2021-59685
DOI: https://doi.org/10.1115/GT2021-59685
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Topics: Design, Steam turbines
Proceedings Papers

Two Phase Flow CFD Modeling of a Steam Turbine Low Pressure Section: Comparison With Data and Correlations

Nicola Maceli, Lorenzo Arcangeli, Andrea Arnone
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A016, June 7–11, 2021
Paper No: GT2021-59645
DOI: https://doi.org/10.1115/GT2021-59645
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Topics: Computational fluid dynamics, Modeling, Pressure, Steam turbines, Two-phase flow
Proceedings Papers

Experimental Measurements and Numerical Investigations on the Aerodynamic Performance and Internal Flow Fields of Tangential Admission Volutes for Steam Turbines

Wensong Xue, Yang Chen, Zhigang Li, Jun Li
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A009, June 7–11, 2021
Paper No: GT2021-59140
DOI: https://doi.org/10.1115/GT2021-59140
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Topics: Internal flow, Steam turbines, Pressure, Flow (Dynamics), Air flow, Design, Mach number, Numerical analysis, Optimization, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Research on Fault Diagnosis of Steam Turbine Rotor Unbalance and Parallel Misalignment Based on Numerical Simulation and Convolutional Neural Network

Chongyu Wang, Di Zhang, Yonghui Xie
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A019, June 7–11, 2021
Paper No: GT2021-60247
DOI: https://doi.org/10.1115/GT2021-60247
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Topics: Artificial neural networks, Computer simulation, Fault diagnosis, Flaw detection, Rotors, Steam turbines
Proceedings Papers

Multi-Parameter Prediction for Steam Turbine Based on Real-Time Data Using Deep Learning Approaches

Lei Sun, Tianyuan Liu, Yonghui Xie, Xinlei Xia
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A018, June 7–11, 2021
Paper No: GT2021-60049
DOI: https://doi.org/10.1115/GT2021-60049
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Topics: Artificial neural networks, Steam turbines
Proceedings Papers

Experimental and Numerical Investigations of the Effects of Real Shape Modeling and Non-Equilibrium Condensation Modeling on the Flow Pattern in Steam Turbine

Soichiro Tabata, Yasuhiro Sasao, Kiyoshi Segawa
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A001, June 7–11, 2021
Paper No: GT2021-01754
DOI: https://doi.org/10.1115/GT2021-01754
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Topics: Condensation, Equilibrium (Physics), Flow (Dynamics), Modeling, Shapes, Steam turbines, Computational fluid dynamics, Blades, Computation, Pipes
Proceedings Papers

On Virtual Clearance Monitoring of Steam Turbine by Using Model Order Reduction

Hiroshi Ito, Shoichiro Hosomi, Norikazu Tezuka, Tomohiro Ishida
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT25A002, June 7–11, 2021
Paper No: GT2021-59003
DOI: https://doi.org/10.1115/GT2021-59003
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Topics: Clearances (Engineering), Steam turbines, Sensors, Errors, Rotors, Data fusion, Finite element analysis, Stress, Finite element model, High temperature
Proceedings Papers

Improved Rotor Design With Combined 3D-2D Probabilistic Approach

Lukas Schuchard, Matthias Voigt, Ronald Mailach, Peter Dumstorff, Armin de Lazzer, Henning Almstedt
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT27A002, June 7–11, 2021
Paper No: GT2021-58620
DOI: https://doi.org/10.1115/GT2021-58620
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Topics: Design, Rotors, Blades, Stress, Transients (Dynamics), Steam turbines, Thermomechanics, Boundary-value problems, Low cycle fatigue, Pressure
Proceedings Papers

Rotor-Blade Interaction During Blade Resonance Drive-Through

Roland Grein, Ulrich Ehehalt, Christian Siewert, Norbert Kill
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A003, June 7–11, 2021
Paper No: GT2021-59160
DOI: https://doi.org/10.1115/GT2021-59160
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Topics: Blades, Resonance, Rotors, Vibration, Bearings, Combined cycle power stations, Cycles, Fatigue, Plant design, Pressure