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Keywords: steam turbine
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Proceedings Papers

Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T09A002, June 7–11, 2021
Paper No: GT2021-58698
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58698 DETECTION OF MACHINERY FAILURE SIGNS FROM BIG TIME-SERIES DATA OBTAINED BY FLOW SIMULATION OF INTERMEDIATE-PRESSURE STEAM TURBINES Kazuhiko Komatsu Hironori...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A002, June 7–11, 2021
Paper No: GT2021-01893
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-01893 ASSESSMENT OF ROTOR STABILITY FOR STEAM TURBINE CONSIDERING LABYRINTH SEAL CHARACTERISTICS OF FLUID DESTABILIZATION FORCE AND VIBRATIONAL FREQUENCY EFFECT...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A005, June 7–11, 2021
Paper No: GT2021-58632
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58632 RECONSTRUCTION OF A STEAM TURBINE BLADE USING PIECEWISE BERNSTEIN POLYNOMIALS AND TRANSFINITE INTERPOLATION Luis David Pérez Sergio Ricardo Galván Francisco...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A011, June 7–11, 2021
Paper No: GT2021-59252
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-59252 THERMAL CHARACTERIZATION OF A STEAM TURBINE CASING INCLUDING MEASURING OF ADIABATIC WALL TEMPERATURES USING PROPRIETARY SENSORS Bernhard Valerian Weigel...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A017, June 7–11, 2021
Paper No: GT2021-59685
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-59685 TEST BENCH FOR CHARACTERIZATION AND DESIGN AGAINST STEAM TURBINE FOULING Gabriele Girezzi1,2, Damaso Checcacci1, Lorenzo Cosi1, Andrea Maggi3, Alessandro...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A016, June 7–11, 2021
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. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A019, June 7–11, 2021
Paper No: GT2021-60247
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-60247 RESEARCH ON FAULT DIAGNOSIS OF STEAM TURBINE ROTOR UNBALANCE AND PARALLEL MISALIGNMENT BASED ON NUMERICAL SIMULATION AND CONVOLUTIONAL NEURAL NETWORK Chongyu...
Proceedings Papers

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A018, June 7–11, 2021
Paper No: GT2021-60049
... Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-60049 MULTI-PARAMETER PREDICTION FOR STEAM TURBINE BASED ON REAL-TIME DATA USING DEEP LEARNING APPROACHES Lei Sun1 Tianyuan Liu School of Energy and Power School...
Proceedings Papers

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A005, September 21–25, 2020
Paper No: GT2020-14329
...Abstract Abstract The present paper utilizes a numerical method to investigate the effect of flexible shroud seals, including the forward bending flexible seals and backward bending flexible seals, on aerodynamic performance of high pressure steam turbine stages. At first, the wear performance...
Proceedings Papers

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A011, September 21–25, 2020
Paper No: GT2020-14666
...STEAM TURBINE IMPROVED OPERATION AND MAINTENANCE BY THERMAL WARMING SYSTEM Gabriele Girezzi1,2, Federico Bucciarelli1, Damaso Checcacci1, 1Baker Hughes, Turbomachinery and Process Solution, F. Matteucci 2, 50127 Florence, Italy ABSTRACT It is nowadays a common understanding that, due to the uneven...
Proceedings Papers

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A012, September 21–25, 2020
Paper No: GT2020-14667
...CFD MODELLING OF STEAM TURBINE LAST STAGE BLADES AT LOW LOAD USING MULTIPLE MIXING PLANE APPROACH Antonio Mambro1, Francesco Congiu1, Enzo Galloni2 1GENERAL ELECTRIC, Baden, Switzerland 2University of Cassino and Southern Lazio, Fluid Machinery and Energy System Lab., Cassino, Italy ABSTRACT...
Proceedings Papers

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A027, September 21–25, 2020
Paper No: GT2020-16146
...AERODYNAMIC AND STRUCTURAL NUMERICAL INVESTIGATION OF FULL ANNULUS LAST STAGE OF STEAM TURBINE UNDER LOW LOAD CONDITIONS Di Qi1, Yifeng Chen1, Gang Lin1, Wenfu Li2, Wei Tan2 1Marvel-tech Ltd, Shanghai, China 2Shanghai Turbine Works Co., Ltd, Shanghai, China Email: qi@marvel-tech.cn ABSTRACT...
Proceedings Papers

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A029, September 21–25, 2020
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 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A003, September 21–25, 2020
Paper No: GT2020-14280
...EXPERIMENTAL AND NUMERICAL STUDY OF FLOW AND DYNAMICS ON LSB AT 34 MW STEAM TURBINE Michal Hoznedl1, Kamil Sedlák1, Luká Mrózek2, Tereza Dadáková1, Zden k Kubín1, Karel Gregor1 1Doosan koda Power, Plze , Czech Republic 2University of West Bohemia, Plze , Czech Republic ABSTRACT The paper deals...
Proceedings Papers

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A012, September 21–25, 2020
Paper No: GT2020-14674
...UNSTEADY STEAM TURBINE OPTIMIZATION USING HIGH FIDELITY CFD Vahid Iranidokht1, Ilias Papagiannis1, Anestis Kalfas2, Reza Abhari1, Shigeki Senoo3, Kazuhiro Momma4 1Swiss Federal Institute of Technology, Zurich, Switzerland 2Aristotle University of Thessaloniki, Thessaloniki, Greece 3Mitsubishi Heavy...
Proceedings Papers

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A019, September 21–25, 2020
Paper No: GT2020-16262
...Abstract Abstract In order to study the effect of initial surface roughness on water droplet erosion resistance of last stage blade substrate of steam turbine, eight 17-4PH samples were grounded and velvet polished by different mesh metallographic sandpaper to establish sample with different...
Proceedings Papers

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A009, September 21–25, 2020
Paper No: GT2020-14468
...Abstract Abstract The last stage bladed disk of a steam turbine is analyzed with respect to both flutter susceptibility and limitation of forced response. Due to the lack of variable stator vanes unfavorable flow conditions may occur which can lead to flow separation in some circumstances...
Proceedings Papers

Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT25A007, June 3–7, 2013
Paper No: GT2013-94303
... The efficiency of a steam turbine is significantly influenced by pressure recovery performance of its low-pressure exhaust hood; hence it is important to specify the cause of loss generation and to devise improved structures. The performance of the exhaust hood is greatly influenced by many...
Proceedings Papers

Proc. ASME. GT2012, Volume 6: Oil and Gas Applications; Concentrating Solar Power Plants; Steam Turbines; Wind Energy, 433-442, June 11–15, 2012
Paper No: GT2012-68465
... Steam turbines for industrial application are often constructed according to modular design concepts. This allows interchangeable combinations of modules including steam admission and extraction. Prior to field tests the flow in a typical stage configuration of such a steam turbine is predicted...
Proceedings Papers

Proc. ASME. GT2012, Volume 6: Oil and Gas Applications; Concentrating Solar Power Plants; Steam Turbines; Wind Energy, 385-393, June 11–15, 2012
Paper No: GT2012-68315
... The efficiency of a steam turbine is significantly influenced by pressure recovery performance of its low-pressure exhaust hood; hence it is important to specify the cause of loss generation and to devise improved structures. The performance of the exhaust hood is greatly influenced by many...