Volumes | Turbo Expo: Power for Land, Sea, and Air | American Society of Mechanical Engineers Digital Collection

Topics: Design , Testing , Emissions , Gas turbines , Combined cycles , Combined heat and power , Downtime , Energy generation , Generators , Maintenance

Matching of Gas Turbines and Centrifugal Compressors: Oil and Gas Industry Practice

Matt Taher, Cyrus Meher-Homji

GT 2012; 51-61https://doi.org/10.1115/GT2012-68283

Abstract

View Articletitled, Matching of Gas Turbines and Centrifugal Compressors: Oil and Gas Industry Practice

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Topics: Compressors , Gas turbines , Petroleum industry , Design , American Petroleum Institute , Shapes , Trains , Turbines

Management of Gas Turbine Performance in GRTgaz Gas Network in France

Francis Bainier, Rémy Belgodère, Vincent Routhieau, Tony Pillay, Rainer Kurz

GT 2012; 63-71https://doi.org/10.1115/GT2012-68333

Abstract

View Articletitled, Management of Gas Turbine Performance in GRTgaz Gas Network in France

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Topics: Gas turbines , Turbines , Computational methods , Compressors

Detailed Compressor Degradation Effect Modeling for Single Blade Rows While Assessing Its Local and Overall Consequences

Wolfgang Kappis, Gianfranco Guidati

GT 2012; 73-82https://doi.org/10.1115/GT2012-68475

Abstract

View Articletitled, Detailed Compressor Degradation Effect Modeling for Single Blade Rows While Assessing Its Local and Overall Consequences

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Topics: Blades , Compressors , Modeling , Aerodynamics , Clearances (Engineering) , Computational fluid dynamics , Corrosion , Cycles , Deformation , Engines

Rotordynamic Evaluation of Full Scale Rotor on Tilting Pad Bearings With Integral Squeeze Film Dampers

Matthieu Gerbet, Michael Catanzaro, Thomas Alban, Giuseppe Vannini

GT 2012; 83-91https://doi.org/10.1115/GT2012-68745

Abstract

View Articletitled, Rotordynamic Evaluation of Full Scale Rotor on Tilting Pad Bearings With Integral Squeeze Film Dampers

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Topics: Bearings , Dampers , Rotors , Compressors , Testing , Damping , Vibration , Design , Power density , Aircraft

MS5002C and D “Power Crystal™ Kit” Heavy Duty Gas Turbine Development and Operating Experience

Paolo Del Turco, Michele D’Ercole, Ahmed Ossama Fouad, Riccardo Carta, Alessandro Russo, Gaetano Lombardi, Vincenzo Calicchio, Stefano Gori

GT 2012; 93-101https://doi.org/10.1115/GT2012-68879

Abstract

View Articletitled, MS5002C and D “Power Crystal™ Kit” Heavy Duty Gas Turbine Development and Operating Experience

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Topics: Gas turbines , High pressure (Physics) , Turbines , Maintenance , Coatings , Combustion chambers , Cooling , Crystals , Downtime , Engineers

Performance Study of an Air-Oil Pump and Separator Solution

Johan Steimes, François Gruselle, Patrick Hendrick

GT 2012; 103-112https://doi.org/10.1115/GT2012-68895

Abstract

View Articletitled, Performance Study of an Air-Oil Pump and Separator Solution

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Topics: Pumps , Engineering prototypes , Design , Flow (Dynamics) , Industrial lubrication systems , Aircraft , Measurement systems , Multiphase flow , Nuclear power stations , Particulate matter

Component Testing and Prototype Commissioning of MAN’s New Gas Turbine in the 6 MW-Class

Alexander Wiedermann, Ulrich Orth, Emil Aschenbruck, Frank Reiss, Dietmar Krüger, Sven-Hendrik Wiers

GT 2012; 113-123https://doi.org/10.1115/GT2012-68897

Abstract

View Articletitled, Component Testing and Prototype Commissioning of MAN’s New Gas Turbine in the 6 MW-Class

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Topics: Engineering prototypes , Gas turbines , Testing , Design , Diesel , Turbochargers , Combustion chambers , Compressors , Energy generation , Engines

Qualification of Duct Resonator Array for Noise Reduction in Offshore Installations

Sandra Rodiño Palacios, Zheji Liu, Vegard Peikli, Roald Skorping, Asle Melvær, Ole Georg Haaheim, Jørund Enger, Michael J. Newman, Elisabet Syverund

GT 2012; 125-130https://doi.org/10.1115/GT2012-68970

Abstract

View Articletitled, Qualification of Duct Resonator Array for Noise Reduction in Offshore Installations

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Topics: Compressors , Ducts , Noise (Sound) , Noise control , Offshore installations

Analysis of the Operating Mode Influence Onto Energy Consumption of a Natural Gas Storage Plant

Gianmario L. Arnulfi, Carlo Cravero, Martino Marini

GT 2012; 131-140https://doi.org/10.1115/GT2012-68990

Abstract

View Articletitled, Analysis of the Operating Mode Influence Onto Energy Consumption of a Natural Gas Storage Plant

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Topics: Energy consumption , Natural gas , Storage , Compression , Compressors , Pipelines , Pressure , Reservoirs , Dynamics (Mechanics) , Flow (Dynamics)

Revisiting the SAFE Diagram for Analysis of Mistuned Bladed Disks

Timothy C. Allison, J. Jeffrey Moore, Andrew H. Lerche, Harold R. Simmons

GT 2012; 141-153https://doi.org/10.1115/GT2012-69014

Abstract

View Articletitled, Revisiting the SAFE Diagram for Analysis of Mistuned Bladed Disks

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Topics: Disks , Blades , Excitation , Design , Failure , Finite element analysis , Flow (Dynamics) , Mode shapes , Stress

Experimental and Numerical Validation of Conical Strainer Fluid/Structural Performance Model

M. Carlomagno, S. Rossin, M. Delvecchio, A. Anichini

GT 2012; 155-171https://doi.org/10.1115/GT2012-69751

Abstract

View Articletitled, Experimental and Numerical Validation of Conical Strainer Fluid/Structural Performance Model

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Topics: Fluids , Compressors , Design , Pipelines , Pressure , Pressure drop , Turbulence , Acoustics , Collapse , Computation

Measured Performance of Two-Stage Centrifugal Compressor Under Wet Gas Conditions

Matteo Bertoneri, Simone Duni, David Ransom, Luigi Podestà, Massimo Camatti, Manuele Bigi, Melissa Wilcox

GT 2012; 173-180https://doi.org/10.1115/GT2012-69819

Abstract

View Articletitled, Measured Performance of Two-Stage Centrifugal Compressor Under Wet Gas Conditions

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Topics: Compressors , Flow (Dynamics) , Ocean engineering , Pressure , Suction , Water , Air flow , Compression , Design , Engines

Analysis of Some Sources of Numerical Uncertainty Applied to a Transonic Compressor Stage

Cristian Ferrari, Mirko Morini, Michele Pinelli, Pier Ruggero Spina

GT 2012; 181-189https://doi.org/10.1115/GT2012-69826

Abstract

View Articletitled, Analysis of Some Sources of Numerical Uncertainty Applied to a Transonic Compressor Stage

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Topics: Compressors , Uncertainty , Computational fluid dynamics , Rotors , Stators , Engineers , Industrial research , Modeling , NASA , Turbomachinery

Dynamic Stress Prediction in Centrifugal Compressor Blades Using Fluid Structure Interaction

Andrew H. Lerche, J. Jeffrey Moore, Nicholas M. White, James Hardin

GT 2012; 191-200https://doi.org/10.1115/GT2012-69933

Abstract

View Articletitled, Dynamic Stress Prediction in Centrifugal Compressor Blades Using Fluid Structure Interaction

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Topics: Blades , Compressors , Fluid structure interaction , Stress , Impellers , Failure , Vibration , Design , Excitation , Fluids

Effects of Stator Flow Distortion on Rotating Blade Endurance: Part 1—Aerodynamic Excitation Aspects

Vishwas Iyengar, Harold Simmons

GT 2012; 201-211https://doi.org/10.1115/GT2012-69976

Abstract

View Articletitled, Effects of Stator Flow Distortion on Rotating Blade Endurance: Part 1—Aerodynamic Excitation Aspects

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Topics: Excitation , Flow (Dynamics) , Rotating blades , Stators , Blades , Computational fluid dynamics , Rotors , Vibration , Compressors , High cycle fatigue

Effects of Stator Flow Distortion on Rotating Blade Endurance: Part 2—Stress Analysis and Failure Criteria

Harold Simmons, Vishwas Iyengar, Timothy C. Allison

GT 2012; 213-223https://doi.org/10.1115/GT2012-70013

Abstract

View Articletitled, Effects of Stator Flow Distortion on Rotating Blade Endurance: Part 2—Stress Analysis and Failure Criteria

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Topics: Failure , Flow (Dynamics) , Rotating blades , Stators , Stress analysis (Engineering) , Stress , Blades , Excitation , High cycle fatigue , Resonance

Dynamic Pipeline System Simulation of Multi-Stage Compressor Trains

Augusto Garcia-Hernandez, Theodore Sean Tavares, Melissa Wilcox

GT 2012; 225-234https://doi.org/10.1115/GT2012-70072

Abstract

View Articletitled, Dynamic Pipeline System Simulation of Multi-Stage Compressor Trains

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Topics: Compressors , Pipeline systems , Simulation , Trains , Valves , Compression , Surges , Delays , Failure , Gas turbines

Concentrating Solar Power Plants

Detailed Modeling of Parabolic Trough Collectors for the Part Load Simulation of Solar Thermal Power Plants

F. Zaversky, S. Bergmann, W. Sanz

GT 2012; 235-247https://doi.org/10.1115/GT2012-68032

Abstract

View Articletitled, Detailed Modeling of Parabolic Trough Collectors for the Part Load Simulation of Solar Thermal Power Plants

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Topics: Modeling , Parabolic troughs , Simulation , Solar thermal power , Stress , Steam , Solar energy , Heat transfer , Fluids , Heat

Optimal Gas-Turbine Design for Hybrid Solar Power Plant Operation

James Spelling, Björn Laumert, Torsten Fransson

GT 2012; 249-259https://doi.org/10.1115/GT2012-68054

Abstract

View Articletitled, Optimal Gas-Turbine Design for Hybrid Solar Power Plant Operation

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Topics: Design , Gas turbines , Solar power stations , Solar energy , Carbon dioxide , Temperature , Cycles , Emissions , Flow (Dynamics) , Power stations

Performance Evaluation of an Integrated Solar Combined Cycle

Collins O. Ojo, Damien Pont, Enrico Conte, Richard Carroni

GT 2012; 261-270https://doi.org/10.1115/GT2012-68134

Abstract

View Articletitled, Performance Evaluation of an Integrated Solar Combined Cycle

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Topics: Combined cycles , Performance evaluation , Solar energy , Combined cycle power stations , Steam , Stress , Concentrating solar power , Cycles , Fossil fuels , Fuels

Helium Brayton Cycles With Solar Central Receivers: Thermodynamic and Design Considerations

Karsten Kusterer, René Braun, Norbert Moritz, Gang Lin, Dieter Bohn

GT 2012; 271-279https://doi.org/10.1115/GT2012-68407

Abstract

View Articletitled, Helium Brayton Cycles With Solar Central Receivers: Thermodynamic and Design Considerations

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Topics: Brayton cycle , Design , Helium , Solar energy , Cycles , Energy conversion , Thermal efficiency , Computer software , Electricity (Physics) , Fluids

Parameterization of High Solar Share Gas Turbine Systems

Stephan Heide, Christian Felsmann, Uwe Gampe, Sven Boje, Bernd Gericke, Manfred Freimark, Ulrich Langnickel, Reiner Buck, Stefano Giuliano

GT 2012; 281-289https://doi.org/10.1115/GT2012-68608

Abstract

View Articletitled, Parameterization of High Solar Share Gas Turbine Systems

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Topics: Gas turbines , Solar energy , Pressure , Temperature , Compressors , Cycles , Design , Organic Rankine cycle , Solar thermal power , Combined cycles

Solar Hybrid Combined Cycle Performance Prediction: Influence of GT Model and Spool Arrangement

G. Barigozzi, G. Bonetti, G. Franchini, A. Perdichizzi, S. Ravelli

GT 2012; 291-301https://doi.org/10.1115/GT2012-68881

Abstract

View Articletitled, Solar Hybrid Combined Cycle Performance Prediction: Influence of GT Model and Spool Arrangement

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Topics: Combined cycles , Solar energy , Design , Gas turbines , Engines , Modeling , Simulation , Steam , Combustion chambers , Computer software

A Novel Concentrated Solar Power System Hybrid Trough and Tower Collectors

Wei Han, Hongguang Jin, Rumou Lin, Yalong Wang, Jianfeng Su

GT 2012; 303-311https://doi.org/10.1115/GT2012-68991

Abstract

View Articletitled, A Novel Concentrated Solar Power System Hybrid Trough and Tower Collectors

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Topics: Concentrating solar power , Heat , Solar energy , Steam , Temperature , High temperature , Parabolic troughs , Power systems (Machinery) , Thermal efficiency , Climate change

Model of Performance of Stirling Engines

J. M. Muñoz de Escalona, D. Sánchez, R. Chacartegui, T. Sánchez

GT 2012; 313-323https://doi.org/10.1115/GT2012-69729

Abstract

View Articletitled, Model of Performance of Stirling Engines

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Topics: Stirling engines , Design , Water , Concentrating solar power , Energy consumption , Engines , Gas turbines , Heat transfer , Piston engines , Solar energy

Numerical Simulation of Evacuated Tube Solar Water Heaters

Michele Pinelli, Alessio Suman, Michele Vanti

GT 2012; 325-335https://doi.org/10.1115/GT2012-69831

Abstract

View Articletitled, Numerical Simulation of Evacuated Tube Solar Water Heaters

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Topics: Computer simulation , Solar energy , Water , Flow (Dynamics) , Boundary-value problems , Fluid dynamics , Fluids , Glass , Heat , Heat flux

Performance Analysis of Direct Steam Generation-Central Receiver Systems

Javier Sanz-Bermejo, José Gonzalez-Aguilar, Manuel Romero

GT 2012; 337-344https://doi.org/10.1115/GT2012-70127

Abstract

View Articletitled, Performance Analysis of Direct Steam Generation-Central Receiver Systems

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Topics: Steam

Steam Turbines

The Impact of Rotor Inlet Cavity Volume and Length Scale on Efficiency

Konstantinos G. Barmpalias, Reza S. Abhari, Anestis I. Kalfas, Naoki Shibukawa, Takashi Sasaki

GT 2012; 345-354https://doi.org/10.1115/GT2012-68076

Abstract

View Articletitled, The Impact of Rotor Inlet Cavity Volume and Length Scale on Efficiency

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Topics: Cavities , Rotors , Flow (Dynamics) , Cavity walls , Corners (Structural elements) , Geometry , Turbines , Turbomachinery , Vortices

Development of Design Method for Supersonic Turbine Aerofoils Near the Tip of Long Blades in Steam Turbines: Part 1—Overall Configuration

Shigeki Senoo

GT 2012; 355-365https://doi.org/10.1115/GT2012-68218

Abstract

View Articletitled, Development of Design Method for Supersonic Turbine Aerofoils Near the Tip of Long Blades in Steam Turbines: Part 1—Overall Configuration

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Topics: Airfoils , Blades , Design methodology , Steam turbines , Turbines , Design , Flow (Dynamics) , Chords (Trusses) , Computational fluid dynamics , Pressure

Effectiveness Verification of Creep-Fatigue Assessment Procedures for Fast-Starting Steam Turbines

Stuart Holdsworth, Marko Radosavljevic, Patrick Grossmann, Ingo Kühn, Edoardo Mazza

GT 2012; 367-373https://doi.org/10.1115/GT2012-68223

Abstract

View Articletitled, Effectiveness Verification of Creep-Fatigue Assessment Procedures for Fast-Starting Steam Turbines

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Topics: Creep , Fatigue , Steam turbines , Damage , Collaboration , Cycles , Deformation , Engineering simulation , Fracture (Materials) , Geometry

Study on the Sampling Quality of Wetness Measurement Probe for Thermodynamic Methods

Xinjun Wang, Gaoliang Liao, Ding Zhu, Jinling Yao, Xiaowei Bai

GT 2012; 375-384https://doi.org/10.1115/GT2012-68262

Abstract

View Articletitled, Study on the Sampling Quality of Wetness Measurement Probe for Thermodynamic Methods

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Topics: Nozzles , Probes , Steam , Drops , Water , Flow (Dynamics) , Vapors , Computer software , Deflection , Errors

Steam Turbine Exhaust Hood With Swirl Flow Separation Ducts

Shunsuke Mizumi, Kouji Ishibashi, Yasuaki Sawamura

GT 2012; 385-393https://doi.org/10.1115/GT2012-68315

Abstract

View Articletitled, Steam Turbine Exhaust Hood With Swirl Flow Separation Ducts

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Topics: Ducts , Exhaust systems , Flow separation , Pressure , Steam turbines

CFD Predictions of Efficiency for Non-Equilibrium Steam 2D Cascades

Francisco J. Moraga, Martin Vysohlid, Andrew G. Gerber, Natalia Smelova, Sriram Atheya, Vasudevarao Kanakala

GT 2012; 395-402https://doi.org/10.1115/GT2012-68368

Abstract

View Articletitled, CFD Predictions of Efficiency for Non-Equilibrium Steam 2D Cascades

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Topics: Computational fluid dynamics , Equilibrium (Physics) , Steam

Numerical and Experimental Investigation of the Aerodynamic Excitation of a Model Low-Pressure Steam Turbine Stage Operating Under Low Volume Flow

Benjamin Megerle, Timothy Stephen Rice, Ivan McBean, Peter Ott

GT 2012; 403-414https://doi.org/10.1115/GT2012-68384

Abstract

View Articletitled, Numerical and Experimental Investigation of the Aerodynamic Excitation of a Model Low-Pressure Steam Turbine Stage Operating Under Low Volume Flow

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Topics: Excitation , Flow (Dynamics) , Pressure , Steam turbines , Blades , Computational fluid dynamics , Turbines , Ventilation , Annulus , Clearances (Engineering)

Development of Steam Turbines for State of the Art Combined Cycle Power Plants (CCPP)

Rainer Quinkertz, Simon Hecker

GT 2012; 415-423https://doi.org/10.1115/GT2012-68419

Abstract

View Articletitled, Development of Steam Turbines for State of the Art Combined Cycle Power Plants (CCPP)

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Topics: Combined cycle power stations , Steam turbines , Pressure , Gas turbines , Steam , Temperature , Turbines , Blades , Carbon dioxide , Coal

Performance Evaluation of a Turbine Used in a Regenerative Organic Rankine Cycle

Maoqing Li, Jiangfeng Wang, Lin Gao, Xiaoqiang Niu, Yiping Dai

GT 2012; 425-432https://doi.org/10.1115/GT2012-68441

Abstract

View Articletitled, Performance Evaluation of a Turbine Used in a Regenerative Organic Rankine Cycle

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Topics: Organic Rankine cycle , Performance evaluation , Turbines , Computational fluid dynamics , Flow (Dynamics) , Temperature , Axial flow , Design , Electric power generation , Electricity (Physics)

Influence of Shroud Cavity Jet and Steam Admission Through a Circumferential Slot on the Flow Field in a Steam Turbine

David Engelmann, Tobias J. Kalkkuhl, Thomas Polklas, Ronald Mailach

GT 2012; 433-442https://doi.org/10.1115/GT2012-68465

Abstract

View Articletitled, Influence of Shroud Cavity Jet and Steam Admission Through a Circumferential Slot on the Flow Field in a Steam Turbine

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Topics: Cavities , Flow (Dynamics) , Pressure , Steam , Steam turbines

Numerical Analysis of Partial Admission Flow in an Industrial Steam Turbine

Tobias J. Kalkkuhl, David Engelmann, Ulrich Harbecke, Ronald Mailach

GT 2012; 443-453https://doi.org/10.1115/GT2012-68482

Abstract

View Articletitled, Numerical Analysis of Partial Admission Flow in an Industrial Steam Turbine

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Topics: Flow (Dynamics) , Numerical analysis , Steam turbines , Simulation , Annulus , Turbines , Blades , Computational fluid dynamics , Rotors , Boundary-value problems

A Generic Low Pressure Exhaust Diffuser for Steam Turbine Research

Zoe Burton, Simon Hogg, Grant Ingram

GT 2012; 455-466https://doi.org/10.1115/GT2012-68485

Abstract

View Articletitled, A Generic Low Pressure Exhaust Diffuser for Steam Turbine Research

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Topics: Diffusers , Exhaust systems , Pressure , Steam turbines , Flow (Dynamics) , Blades , Bearings , Computational fluid dynamics , Computer simulation , Design

Design Philosophy and Dynamic Calculation Method for Optimized Load Rejection Characteristics of Steam Turbines

Christoph Schindler, Gerta Zimmer

GT 2012; 467-475https://doi.org/10.1115/GT2012-68613

Abstract

View Articletitled, Design Philosophy and Dynamic Calculation Method for Optimized Load Rejection Characteristics of Steam Turbines

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Topics: Computational methods , Design , Steam turbines , Stress , Turbines , Valves , Failure , Steam , Turbochargers , Power grids

A Flux-Conservation Mixing Plane Algorithm for Multiphase Non-Equilibrium Steam Models

Francisco J. Moraga, Martin Vysohlid, Natalia Smelova, Hiteshkumar Mistry, Siram Atheya, Vasudevarao Kanakala

GT 2012; 477-486https://doi.org/10.1115/GT2012-68660

Abstract

View Articletitled, A Flux-Conservation Mixing Plane Algorithm for Multiphase Non-Equilibrium Steam Models

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Topics: Algorithms , Equilibrium (Physics) , Steam

Steam Turbine Inlet Geometry From a Structural and Fluid Dynamics Point of View

Simon Hecker, Andreas Rohe, Horst Stoff

GT 2012; 487-495https://doi.org/10.1115/GT2012-68678

Abstract

View Articletitled, Steam Turbine Inlet Geometry From a Structural and Fluid Dynamics Point of View

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Topics: Fluid dynamics , Geometry , Steam turbines , Ducts , Flow (Dynamics) , Pressure , Shapes , Blades , Computational fluid dynamics , Deformation

Flexible and Economical Operation of Power Plants: 25 Years of Expertise

Jan Greis, Edwin Gobrecht, Steffen Wendt

GT 2012; 497-504https://doi.org/10.1115/GT2012-68716

Abstract

View Articletitled, Flexible and Economical Operation of Power Plants: 25 Years of Expertise

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Topics: Power stations , Steam turbines , Computer software , Energy generation , Cooling , Delays , Emergency power , Hardware , Maintenance , Solar power

Simulation of Unsteady 3-D Wet-Steam Flows Through Three-Stage Stator-Rotor Blade Rows With Equilibrium and Nonequilibrium Condensations

Satoshi Miyake, Yasuhiro Sasao, Satoru Yamamoto, Soichiro Tabata, Toshihiro Miyawaki, Hiroharu Ooyama

GT 2012; 505-513https://doi.org/10.1115/GT2012-68828

Abstract

View Articletitled, Simulation of Unsteady 3-D Wet-Steam Flows Through Three-Stage Stator-Rotor Blade Rows With Equilibrium and Nonequilibrium Condensations

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Topics: Blades , Equilibrium (Physics) , Flow (Dynamics) , Rotors , Simulation , Stators , Steam , Computation , Condensation , Nucleation (Physics)

Integration of an Automatic Optimizer Functionality Into the Design Process of Industrial Steam Turbines

Dimitri Drapkin, Franz Kores, Thomas Polklas

GT 2012; 515-526https://doi.org/10.1115/GT2012-68841

Abstract

View Articletitled, Integration of an Automatic Optimizer Functionality Into the Design Process of Industrial Steam Turbines

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Topics: Design , Steam turbines , Optimization , Genetic algorithms , Geometry , Machinery , Mechanical properties , Particulate matter , Steam

Design Parameters of Brush Seals and Their Impact on Seal Performance

H. Schwarz, J. Friedrichs, J. Flegler

GT 2012; 527-535https://doi.org/10.1115/GT2012-68956

Abstract

View Articletitled, Design Parameters of Brush Seals and Their Impact on Seal Performance

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Topics: Design , Steam , Steam turbines , Gas turbines , Testing , Blades , Density , High pressure (Physics) , Leakage flows , Levers

Developments for Modeling of Droplets Deposition and Liquid Film Flow in a Throughflow Code for Steam Turbines

Yoann Fendler, Jean-Marc Dorey, Mugurel Stanciu, Michel Lance, Olivier Léonard

GT 2012; 537-547https://doi.org/10.1115/GT2012-68968

Abstract

View Articletitled, Developments for Modeling of Droplets Deposition and Liquid Film Flow in a Throughflow Code for Steam Turbines

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Topics: Drops , Flow (Dynamics) , Liquid films , Modeling , Steam turbines , Blades , Film thickness , Friction , Computational fluid dynamics , Design

Development of Advanced USC Technologies for 700°C Class High Temperature Steam Turbines

Y. Tanaka, R. Magoshi, S. Nishimoto, M. Setoyama, R. Yamamoto, Y. Hirakawa, K. Kawasaki

GT 2012; 549-557https://doi.org/10.1115/GT2012-69009

Abstract

View Articletitled, Development of Advanced USC Technologies for 700°C Class High Temperature Steam Turbines

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Topics: High temperature steam , Turbines , Carbon dioxide , Combined cycle power stations , Emissions , Steam , Alloys , Boilers , Climate change , Conceptual design

3-D Time Domain Unsteady Computation of Rotating Instability in Steam Turbine Last Stage

L. Y. Zhang, L. He, H. Stüer

GT 2012; 559-567https://doi.org/10.1115/GT2012-69045

Abstract

View Articletitled, 3-D Time Domain Unsteady Computation of Rotating Instability in Steam Turbine Last Stage

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Topics: Computation , Steam turbines , Flow (Dynamics) , Blades , Rotors , Annulus , Engineering simulation , Flow separation , Fourier analysis , Performance characterization

Investigations on the Flow Pattern and Aerodynamic Performance of Last Stage and Exhaust Hood for Large Power Steam Turbines

Zhigang Li, Jun Li, Xin Yan, Zhenping Feng, Hiroharu Ohyama, Ming Zhang

GT 2012; 569-577https://doi.org/10.1115/GT2012-69291

Abstract

View Articletitled, Investigations on the Flow Pattern and Aerodynamic Performance of Last Stage and Exhaust Hood for Large Power Steam Turbines

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Topics: Exhaust systems , Flow (Dynamics) , Steam turbines , Pressure , Internal flow , Blades , Bracing (Construction) , Computational fluid dynamics , Computer software , Cross section (Physics)

Steam Turbines for Flexible Load Operation in the Future Market of Power Generation

Michael Wechsung, Andreas Feldmüller, Heiko Lemmen

GT 2012; 579-588https://doi.org/10.1115/GT2012-69312

Abstract

View Articletitled, Steam Turbines for Flexible Load Operation in the Future Market of Power Generation

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Topics: Energy generation , Steam turbines , Stress , Thermal power stations , Blades , Coal , Cycles , Maintenance , Plant design , Power stations

Numerical Investigation of Three-Dimensional Wet Steam Flows in an Exhaust Diffuser With Non-Uniform Inlet Flows From the Turbine Stages in a Steam Turbine

Tadashi Tanuma, Yasuhiro Sasao, Satoru Yamamoto, Yoshiki Niizeki, Naoki Shibukawa, Hiroshi Saeki

GT 2012; 589-602https://doi.org/10.1115/GT2012-69496

Abstract

View Articletitled, Numerical Investigation of Three-Dimensional Wet Steam Flows in an Exhaust Diffuser With Non-Uniform Inlet Flows From the Turbine Stages in a Steam Turbine

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Topics: Diffusers , Exhaust systems , Flow (Dynamics) , Steam , Steam turbines , Turbines , Blades , Evaluation methods , Design , Design engineering

Design Optimization of a Low Pressure Steam Turbine Radial Diffuser Using an Evolutionary Algorithm and 3D CFD

Tom Verstraete, Johan Prinsier, Alberto Di Sante, Stefania Della Gatta, Lorenzo Cosi

GT 2012; 603-613https://doi.org/10.1115/GT2012-69515

Abstract

View Articletitled, Design Optimization of a Low Pressure Steam Turbine Radial Diffuser Using an Evolutionary Algorithm and 3D CFD

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Topics: Computational fluid dynamics , Design , Diffusers , Evolutionary algorithms , Optimization , Pressure , Steam turbines , Steam , Turbines , Exhaust systems

Optimization of a High-Pressure Steam Turbine Stage for a Wide Flow Coefficient Range

Juri Bellucci, Filippo Rubechini, Andrea Arnone, Lorenzo Arcangeli, Nicola Maceli, Vincenzo Dossena

GT 2012; 615-625https://doi.org/10.1115/GT2012-69529

Abstract

View Articletitled, Optimization of a High-Pressure Steam Turbine Stage for a Wide Flow Coefficient Range

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Topics: Flow (Dynamics) , High pressure (Physics) , Optimization , Steam turbines , Airfoils , Blades , Cascades (Fluid dynamics) , Degrees of freedom , Pressure , Suction

The Effect of the Degree of Reaction on the Leakage Loss in Steam Turbines

Sungho Yoon

GT 2012; 627-636https://doi.org/10.1115/GT2012-69602

Abstract

View Articletitled, The Effect of the Degree of Reaction on the Leakage Loss in Steam Turbines

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Topics: Leakage , Steam turbines , Blades , Flow (Dynamics) , Leakage flows , Rotating blades , Pressure , Turbines , Chords (Trusses) , Design

An Experimental Flow Investigation of Low Pressure Turbine Stages With Various Wet Conditions

Naoki Shibukawa, Tomohiko Tsukuda, Tadayuki Hashidate, Hiroyuki Kawagishi, Tatsuro Uchida, Koichi Goto

GT 2012; 637-646https://doi.org/10.1115/GT2012-69613

Abstract

View Articletitled, An Experimental Flow Investigation of Low Pressure Turbine Stages With Various Wet Conditions

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Topics: Flow (Dynamics) , Pressure , Turbines , Steam , Blades , Stators , Steam turbines , Design , Water

Optimized Steam Turbine Governor Controlling Single or Multiple Grid Faults

Martin Bennauer, Christian Kreischer, Jens Rosendahl, Heribert Werthes

GT 2012; 647-651https://doi.org/10.1115/GT2012-69623

Abstract

View Articletitled, Optimized Steam Turbine Governor Controlling Single or Multiple Grid Faults

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Topics: Governors , Steam turbines , Power stations , Power grids , Stress , Circuits , Simulation results

Experimental and Numerical Investigation Into the Aerodynamics of a Novel Steam Turbine Valve and its Field Application

Giorgio Zanazzi, Felix Baumgartner, Timothy Rice, Fabio Pengue, Thomas Mokulys, Colin Ridoutt, Michael Sell

GT 2012; 653-664https://doi.org/10.1115/GT2012-69680

Abstract

View Articletitled, Experimental and Numerical Investigation Into the Aerodynamics of a Novel Steam Turbine Valve and its Field Application

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Topics: Aerodynamics , Steam turbines , Valves , Power stations , Computational fluid dynamics , Testing , Design , Diffusers , Energy generation , Flow (Dynamics)

Non-Linear Dynamics of Steam Turbine Blades With Shroud: Numerical Analysis and Experiments

Stefano Zucca, Muzio M. Gola, Francesco Piraccini

GT 2012; 665-674https://doi.org/10.1115/GT2012-69692

Abstract

View Articletitled, Non-Linear Dynamics of Steam Turbine Blades With Shroud: Numerical Analysis and Experiments

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Topics: Blades , Nonlinear dynamics , Numerical analysis , Steam turbines , Damping , Design , Pressure , Reliability , Stress , Wheels

Numerical Study on High-Speed Impact Between a Water Droplet and a Deformable Solid Surface

Yongqiang Han, Yonghui Xie, Di Zhang

GT 2012; 675-683https://doi.org/10.1115/GT2012-69700

Abstract

View Articletitled, Numerical Study on High-Speed Impact Between a Water Droplet and a Deformable Solid Surface

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Topics: Drops , Water , Pressure , Shock (Mechanics) , Blades , Compressibility , Damage , Deformation , Delays , Erosion

Challenges in Advanced-USC Steam Turbine Design for 1300°F / 700°C

N. Lückemeyer, H. Kirchner, H. Almstedt

GT 2012; 685-693https://doi.org/10.1115/GT2012-69822

Abstract

View Articletitled, Challenges in Advanced-USC Steam Turbine Design for 1300°F / 700°C

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Topics: Design , Steam turbines , Alloys , Nickel , Coal , Gas turbines , Rotors , Steam , Steel , Switches

Impact of Secondary Flow on the Accuracy of Simplified Design Methods for Steam Turbine Stages

Jan Schumann, Ulrich Harbecke, Daniel Sahnen, Thomas Polklas, Peter Jeschke, Mark André Schwarz

GT 2012; 695-706https://doi.org/10.1115/GT2012-69839

Abstract

View Articletitled, Impact of Secondary Flow on the Accuracy of Simplified Design Methods for Steam Turbine Stages

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Topics: Design methodology , Flow (Dynamics) , Steam turbines , Design , Computational fluid dynamics , Equilibrium (Physics) , Blades , Diluents , Engineering design processes , Engineering simulation

Influence of Wetness on Efficiency of the Full Scale Size Low Pressure Turbines

Tomohiko Tsukuda, Hiroyuki Kawagishi, Naoki Shibukawa, Tadayuki Hashidate, Koichi Goto, Tsuguhisa Tashima

GT 2012; 707-716https://doi.org/10.1115/GT2012-70056

Abstract

View Articletitled, Influence of Wetness on Efficiency of the Full Scale Size Low Pressure Turbines

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Topics: Pressure , Turbines , Stress , Blades , Braking , Steam , Design , Flow (Dynamics)

Wind Energy

Condition Monitoring With Wind Turbine SCADA Data Using Neuro-Fuzzy Normal Behavior Models

Meik Schlechtingen, Ilmar Ferreira Santos

GT 2012; 717-726https://doi.org/10.1115/GT2012-68011

Abstract

View Articletitled, Condition Monitoring With Wind Turbine SCADA Data Using Neuro-Fuzzy Normal Behavior Models

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Topics: Condition monitoring , Wind turbines , Signals , Errors , Turbines , Currents , Data acquisition , Fluctuations (Physics) , Hardware , Machine learning

Handling Wind Variability Using Gas Turbines

L. Branchini, H. Perez-Blanco

GT 2012; 727-734https://doi.org/10.1115/GT2012-68045

Abstract

View Articletitled, Handling Wind Variability Using Gas Turbines

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Topics: Gas turbines , Wind , Uncertainty , Fuel consumption , Power grids , Stress , Turbines , Wind energy , Wind farms , Wind power

Computing Gas Turbine Fuel Consumption to Firm Up Wind Power

L. Branchini, H. Perez-Blanco

GT 2012; 735-741https://doi.org/10.1115/GT2012-68046

Abstract

View Articletitled, Computing Gas Turbine Fuel Consumption to Firm Up Wind Power

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Topics: Fuel consumption , Gas turbines , Wind power , Stress , Dynamic models , Probability , Renewable energy sources , Simulation

Aerodynamic Performance of Preferred Wind Turbine Airfoils

Horacio Perez-Blanco, Maureen McCaffrey

GT 2012; 743-752https://doi.org/10.1115/GT2012-68108

Abstract

View Articletitled, Aerodynamic Performance of Preferred Wind Turbine Airfoils

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Topics: Airfoils , Wind turbines , Wind velocity , Turbines , Blades , Computer software , Density , Dimensions , Shapes

Mitigating the Variability of Wind and Solar Energy Through Pumped Hydroelectric Storage

S. Richards, H. Perez-Blanco

GT 2012; 753-760https://doi.org/10.1115/GT2012-68121

Abstract

View Articletitled, Mitigating the Variability of Wind and Solar Energy Through Pumped Hydroelectric Storage

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Topics: Hydropower , Solar energy , Storage , Wind , Generators , Renewable energy , Solar power , Atlantic Ocean , Computers , Machinery

Financial Considerations of Using Pumped Hydroelectric Storage to Increase the Penetration of Wind and Solar Generation

S. Richards, H. Perez-Blanco

GT 2012; 761-768https://doi.org/10.1115/GT2012-68147

Abstract

View Articletitled, Financial Considerations of Using Pumped Hydroelectric Storage to Increase the Penetration of Wind and Solar Generation

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Topics: Hydropower , Solar energy , Storage , Wind , Generators , Renewable energy , Solar power , Atlantic Ocean , Computers , Dynamics (Mechanics)

Development of a High Efficiency and Long Life 500W Class H-Darrieus Type VAWT (Vertical Axis Wind Turbine) System Using Skin-Spar-Foam Sandwich Composite Structure

Changduk Kong, Haseung Lee

GT 2012; 769-775https://doi.org/10.1115/GT2012-68230

Abstract

View Articletitled, Development of a High Efficiency and Long Life 500W Class H-Darrieus Type VAWT (Vertical Axis Wind Turbine) System Using Skin-Spar-Foam Sandwich Composite Structure

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Topics: Composite materials , Skin , Spar platforms , Vertical axis wind turbines , Wing spars , Wind turbines , Blades , Design , Engineering prototypes , Finite element methods

Analysis of an Oscillating Airfoil in a Power-Extraction Regime Based on the Compressible Navier-Stokes Equations With Low-Speed Preconditioning

M. Sergio Campobasso, Jernej Drofelnik

GT 2012; 777-788https://doi.org/10.1115/GT2012-68265

Abstract

View Articletitled, Analysis of an Oscillating Airfoil in a Power-Extraction Regime Based on the Compressible Navier-Stokes Equations With Low-Speed Preconditioning

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Topics: Airfoils , Navier-Stokes equations , Aerodynamics , Wings , Air flow , Engineering simulation , Flow (Dynamics) , Laminar flow , Mach number , Modeling

Wind Turbine Pitch Change Simulation With Helicoidal Vortex Model

Jean-Jacques Chattot, Mark E. Braaten

GT 2012; 789-796https://doi.org/10.1115/GT2012-68294

Abstract

View Articletitled, Wind Turbine Pitch Change Simulation With Helicoidal Vortex Model

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Topics: Simulation , Vortices , Wind turbines , Rotors , Blades , Springs , Transients (Dynamics) , Wakes

A Theoretical and Experimental Comparison of Optimizing Angle of Twist Using BET and BEMT

Timothy A. Burdett, Kenneth W. Van Treuren

GT 2012; 797-809https://doi.org/10.1115/GT2012-68350

Abstract

View Articletitled, A Theoretical and Experimental Comparison of Optimizing Angle of Twist Using BET and BEMT

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Topics: Blades , Boundary element methods , Design , Energy generation , Momentum , Testing , Turbines , Wind tunnels , Wind turbines , Wind velocity

Scaling Small-Scale Wind Turbines for Wind Tunnel Testing

Timothy A. Burdett, Kenneth W. Van Treuren

GT 2012; 811-820https://doi.org/10.1115/GT2012-68359

Abstract

View Articletitled, Scaling Small-Scale Wind Turbines for Wind Tunnel Testing

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Topics: Testing , Wind tunnels , Wind turbines , Reynolds number , Blades , Turbines , Wind velocity

Effect of Flow Inclination on Wind Turbine Performance

C. Tsalicoglou, S. Barber, N. Chokani, R. S. Abhari

GT 2012; 821-830https://doi.org/10.1115/GT2012-68473

Abstract

View Articletitled, Effect of Flow Inclination on Wind Turbine Performance

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Topics: Flow (Dynamics) , Wind turbines , Turbines , Wakes , Inflow , Blades , Deflection , Energy generation , Momentum , Probes

Operation and Simulation of Hybrid Wind and Gas Turbine Power System Employing Wind Power Forecasting

Junrong Xia, Pan Zhao, Yiping Dai

GT 2012; 831-838https://doi.org/10.1115/GT2012-68824

Abstract

View Articletitled, Operation and Simulation of Hybrid Wind and Gas Turbine Power System Employing Wind Power Forecasting

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Topics: Gas turbines , Power systems (Machinery) , Simulation , Wind , Wind power forecasting , Wind farms , Hybrid power systems , Wind power , Power grids , Dynamic modeling

Novel Vertical-Axis Wind Turbine With Articulated Blading

H. Jericha, E. Göttlich, T. Selic, W. Sanz

GT 2012; 839-846https://doi.org/10.1115/GT2012-68969

Abstract

View Articletitled, Novel Vertical-Axis Wind Turbine With Articulated Blading

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Topics: Vertical axis wind turbines , Blades , Wind , Flow (Dynamics) , Wind turbines , Bevel gears , Design , Guide vanes , Wind velocity , Chords (Trusses)

Analysis of Offshore Wind Turbine Operation and Maintenance Using a Novel Time Domain Meteo-Ocean Modeling Approach

I. Dinwoodie, F. Quail, D. McMillan

GT 2012; 847-857https://doi.org/10.1115/GT2012-68985

Abstract

View Articletitled, Analysis of Offshore Wind Turbine Operation and Maintenance Using a Novel Time Domain Meteo-Ocean Modeling Approach

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Topics: Maintenance , Modeling , Oceans , Offshore wind turbines , Reliability , Significant wave heights , Wind velocity , Simulation , Time series , Waves

Development of a Robust Structural Health Monitoring System for Wind Turbine Foundations

Magnus Currie, Mohamed Saafi, Francis Quail

GT 2012; 859-867https://doi.org/10.1115/GT2012-69065

Abstract

View Articletitled, Development of a Robust Structural Health Monitoring System for Wind Turbine Foundations

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Topics: Structural health monitoring , Wind turbines , Security , Construction , Failure , Failure mechanisms , Renewable energy , Renewable energy sources , Safety , Stress

The Physics of H-Darrieus Turbines Self-Starting Capability: Flapping-Wing Perspective

Supakit Worasinchai, Grant L. Ingram, Robert G. Dominy

GT 2012; 869-878https://doi.org/10.1115/GT2012-69075

Abstract

View Articletitled, The Physics of H-Darrieus Turbines Self-Starting Capability: Flapping-Wing Perspective

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Topics: Physics , Turbines , Wings , Airfoils , Blades , Flow (Dynamics) , Rotors , Symmetry (Physics) , Torque , Chords (Trusses)

Synchronous Analysis in Wind Turbine Gearbox Condition Monitoring

Huageng Luo, Mingqi Luo, Shaobo Zhang

GT 2012; 879-886https://doi.org/10.1115/GT2012-69161

Abstract

View Articletitled, Synchronous Analysis in Wind Turbine Gearbox Condition Monitoring

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Topics: Condition monitoring , Mechanical drives , Wind turbines , Damage , Accuracy and precision , Bearings , Feature extraction , Gears , Signal to noise ratio , Signals

Modelling Rain Drop Impact of Offshore Wind Turbine Blades

M. H. Keegan, D. H. Nash, M. M. Stack

GT 2012; 887-898https://doi.org/10.1115/GT2012-69175

Abstract

View Articletitled, Modelling Rain Drop Impact of Offshore Wind Turbine Blades

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Topics: Blades , Modeling , Offshore wind turbines , Erosion , Computer software , Damage , Dynamics (Mechanics) , Impact modeling , Testing

Vortex Generators for Wind Turbine Blades: A Combined Wind Tunnel and Wind Turbine Parametric Study

Hanns Mueller-Vahl, Georgios Pechlivanoglou, C. N. Nayeri, C. O. Paschereit

GT 2012; 899-914https://doi.org/10.1115/GT2012-69197

Abstract

View Articletitled, Vortex Generators for Wind Turbine Blades: A Combined Wind Tunnel and Wind Turbine Parametric Study

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Topics: Blades , Generators , Vortices , Wind tunnels , Wind turbines , Aerodynamics , Drag (Fluid dynamics) , Rotors , Stress , Surface roughness

Performance Optimization of Wind Turbine Rotors With Active Flow Control: Part 2—Active Aeroelastic Simulations

G. Weinzierl, G. Pechlivanoglou, C. N. Nayeri, C. O. Paschereit

GT 2012; 915-927https://doi.org/10.1115/GT2012-69200

Abstract

View Articletitled, Performance Optimization of Wind Turbine Rotors With Active Flow Control: Part 2—Active Aeroelastic Simulations

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Topics: Flow control , Optimization , Rotors , Simulation , Wind turbines , Blades , Boundary-value problems , Probability , Stress

Robust Aerodynamic Design of Variable Speed Wind Turbine Rotors

Edmondo Minisci, M. Sergio Campobasso, Massimiliano Vasile

GT 2012; 929-942https://doi.org/10.1115/GT2012-69223

Abstract

View Articletitled, Robust Aerodynamic Design of Variable Speed Wind Turbine Rotors

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Topics: Design , Rotors , Wind turbines , Manufacturing , Blades , Uncertainty , Energy generation , Optimization , Airfoils , Chords (Trusses)

Novel Wind Turbine for Catabatic Winds

H. Jericha, E. Göttlich, W. Sanz

GT 2012; 943-948https://doi.org/10.1115/GT2012-69263

Abstract

View Articletitled, Novel Wind Turbine for Catabatic Winds

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Topics: Wind turbines , Flow (Dynamics) , Blades , Diffusers , Rotors , Seas , Turbines , Air flow , Bridges (Structures) , Condensers (steam plant)

An Experimental Assessment of Blockage and Reynolds Number Effects on Wind Turbine Wake Development

S. McTavish, D. Feszty, F. Nitzsche

GT 2012; 949-958https://doi.org/10.1115/GT2012-69335

Abstract

View Articletitled, An Experimental Assessment of Blockage and Reynolds Number Effects on Wind Turbine Wake Development

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Topics: Reynolds number , Wakes , Wind turbines , Rotors , Visualization , Chords (Trusses) , Water , Blades , Testing , Thrust

Housing Stiffness Influence on Gearbox Dynamic Loading for Wind Turbine Applications

Juan Carlos Jauregui, Ignacio Torres, Ricardo Garcia, Alejandro Leon

GT 2012; 959-967https://doi.org/10.1115/GT2012-69342

Abstract

View Articletitled, Housing Stiffness Influence on Gearbox Dynamic Loading for Wind Turbine Applications

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Topics: Dynamic testing (Materials) , Mechanical drives , Stiffness , Wind turbines , Gears , Stress , Rolling bearings , Synchronization , Bearings , Design

An Efficient Scheme for Describing Airfoils Using Non-Uniform Rational B-Splines

Francois J. L. Wessels, G. Venter, T. W. Von Backström

GT 2012; 969-977https://doi.org/10.1115/GT2012-69468

Abstract

View Articletitled, An Efficient Scheme for Describing Airfoils Using Non-Uniform Rational B-Splines

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Topics: Airfoils , B-splines , Design , Optimization , Chords (Trusses) , Shapes , Wind turbines

Determination of Wake Propagation Downstream of the Wind Turbine Using Computational Fluid Dynamics

Abolfazl Pourrajabian, Reza Ebrahimi, Masoud Mirzaei

GT 2012; 979-985https://doi.org/10.1115/GT2012-69547

Abstract

View Articletitled, Determination of Wake Propagation Downstream of the Wind Turbine Using Computational Fluid Dynamics

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Topics: Computational fluid dynamics , Wakes , Wind turbines , Air flow , Flow (Dynamics) , Horizontal axis wind turbines , Modeling , Parallel processing , Pressure , Steady state

Wind Resource Assessment Using a Mesoscale Model: The Effect of Horizontal Resolution

S. Jafari, T. Sommer, N. Chokani, R. S. Abhari

GT 2012; 987-995https://doi.org/10.1115/GT2012-69712

Abstract

View Articletitled, Wind Resource Assessment Using a Mesoscale Model: The Effect of Horizontal Resolution

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Topics: Resolution (Optics) , Wind resource assessments , Wind , Wind energy , Engineering simulation , Meteorology , Prospecting , Simulation , Weather forecasting , Wind farms