Topics: Compressors , Gas turbines , Optimization , Algorithms , Control systems , Fuel consumption , Gas compressors , Hydraulics , Machinery , Pipelines

On Gas Turbine Safety in Offshore Operations

Rainer Kurz, Robert Mendoza, Dan Burnes, Priyank Saxena, Sean Alexander

GT 2018; V009T27A002https://doi.org/10.1115/GT2018-75003

Abstract

View Articletitled, On Gas Turbine Safety in Offshore Operations

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Topics: Gas turbines , Ocean engineering , Safety , Design , Explosions , Leakage , Maintenance

Capability of the Bayesian Forecasting Method to Predict Field Time Series

Nicolò Gatta, Mauro Venturini, Lucrezia Manservigi, Giuseppe Fabio Ceschini, Giovanni Bechini

GT 2018; V009T27A003https://doi.org/10.1115/GT2018-75006

Abstract

View Articletitled, Capability of the Bayesian Forecasting Method to Predict Field Time Series

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Topics: Time series , Errors , Algorithms , Gas turbines , Sensors , Simulation

Detection and Classification of Sensor Anomalies in Gas Turbine Field Data

Giuseppe Fabio Ceschini, Lucrezia Manservigi, Giovanni Bechini, Mauro Venturini

GT 2018; V009T27A004https://doi.org/10.1115/GT2018-75007

Abstract

View Articletitled, Detection and Classification of Sensor Anomalies in Gas Turbine Field Data

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Topics: Gas turbines , Sensors , Algorithms , Filtration , Pressure , Temperature , Vibration

A Method and Apparatus for Direct Enthalpy Rise Measurement for Gas Compression

Klaus Brun, Sarah Simons, Kelsi Katcher, Ryan Cater, Brandon Ridens, Rainer Kurz

GT 2018; V009T27A005https://doi.org/10.1115/GT2018-75020

Abstract

View Articletitled, A Method and Apparatus for Direct Enthalpy Rise Measurement for Gas Compression

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Topics: Compression , Enthalpy , Equations of state , Temperature , Calibration , Compressors , Design , Density , Entropy , Pistons

Performances of Gas Turbines in Oil and Gas Applications: Simple Thermodynamic Methods Help Predict Major Trends

Thierry Schuhler, Mai Riche, Dominique Orhon, Assaad Zoughaïb, Alessia Busco, Michel Moliere

GT 2018; V009T27A006https://doi.org/10.1115/GT2018-75046

Abstract

View Articletitled, Performances of Gas Turbines in Oil and Gas Applications: Simple Thermodynamic Methods Help Predict Major Trends

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Topics: Gas turbines , Computer software , Cycles , Energy generation , Engineers , Hardware , Machinery , Mechanical drives , Public utilities , Reliability

Measured Thermodynamic Effect of Wet Gas Compression

Sarah Simons, Ryan Cater, Klaus Brun, Grant Musgrove, Rainer Kurz

GT 2018; V009T27A007https://doi.org/10.1115/GT2018-75058

Abstract

View Articletitled, Measured Thermodynamic Effect of Wet Gas Compression

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Topics: Compression , Compressors , Cylinders , Valves , Blades , Density , Enthalpy , Machinery , Pressure , Torque

Fixed Area Nozzle With Free Power Turbine: What Makes the Match?

Muhammad Nadeem Baig, Muhammad Noman, Nasir Hayat

GT 2018; V009T27A008https://doi.org/10.1115/GT2018-75108

Abstract

View Articletitled, Fixed Area Nozzle With Free Power Turbine: What Makes the Match?

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Topics: Nozzles , Turbines , Fuels , Generators , Temperature , Compressors , Fluids , Gas turbines , Pressure , Valves

Flow Analysis of an Operational Natural Gas Turbo Expander

Changjiang Huo, Jinju Sun, Shan Sun, Peng Song, Guizheng Zhao, Ben Pan

GT 2018; V009T27A009https://doi.org/10.1115/GT2018-75211

Abstract

View Articletitled, Flow Analysis of an Operational Natural Gas Turbo Expander

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Topics: Flow (Dynamics) , Natural gas , Turbochargers , Impellers , Pressure , Condensation , Nozzles , Diffusers , Drops , Ducts

A Proposal for Shaft Power Prediction of Centrifugal Compressor Under Wet Gas Conditions

Daisuke Kawaguchi, Katsutoshi Kobayashi, Lars Eirik Bakken

GT 2018; V009T27A010https://doi.org/10.1115/GT2018-75236

Abstract

View Articletitled, A Proposal for Shaft Power Prediction of Centrifugal Compressor Under Wet Gas Conditions

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Topics: Compressors , Centrifugal force , Fluids , Impellers , Liquid films , Test facilities

Heat Recovery From a Liquefied Natural Gas Production Process by Means of an Organic Rankine Cycle

M. A. Ancona, M. Bianchi, L. Branchini, A. De Pascale, F. Melino, S. Ottaviano, A. Peretto, L. B. Scarponi

GT 2018; V009T27A011https://doi.org/10.1115/GT2018-75370

Abstract

View Articletitled, Heat Recovery From a Liquefied Natural Gas Production Process by Means of an Organic Rankine Cycle

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Topics: Heat recovery , Liquefied natural gas , Manufacturing , Organic Rankine cycle , Fluids , Heat , Computer software , Fuels , Compressors , Cooling

Experimental Study of Two-Phase Air/Water Flow in a Centrifugal Pump Working With a Closed or a Semi-Open Impeller

Michael Mansour, Bernd Wunderlich, Dominique Thévenin

GT 2018; V009T27A012https://doi.org/10.1115/GT2018-75380

Abstract

View Articletitled, Experimental Study of Two-Phase Air/Water Flow in a Centrifugal Pump Working With a Closed or a Semi-Open Impeller

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Topics: Centrifugal pumps , Flow (Dynamics) , Impellers , Water , Pumps , Glass , Transparency , Air flow , Blades , Computational fluid dynamics

Development of a Criterion for a Robust Identification of Diffuser Rotating Stall Onset in Industrial Centrifugal Compressors

Alessandro Bianchini, Giulia Andreini, Giovanni Ferrara, Lorenzo Ferrari, Dante Tommaso Rubino

GT 2018; V009T27A013https://doi.org/10.1115/GT2018-75521

Abstract

View Articletitled, Development of a Criterion for a Robust Identification of Diffuser Rotating Stall Onset in Industrial Centrifugal Compressors

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Topics: Compressors , Diffusers , Stall inception , Aerodynamics , Blades , Experimental analysis , Fluid-dynamic forces , High pressure (Physics) , Impellers , Machinery

Aeroderivative Engines in LNG Liquefaction Mechanical Drive Applications

Cyrus B. Meher-Homji, Matt Taher, Feroze J. Meher-Homji, Pradeep Pillai

GT 2018; V009T27A014https://doi.org/10.1115/GT2018-75567

Abstract

View Articletitled, Aeroderivative Engines in LNG Liquefaction Mechanical Drive Applications

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Topics: Engines , Liquefaction , Liquefied natural gas , Mechanical drives , Compressors , Gas turbines , Emissions , Fuels , Gas industry , Refrigeration

Gas Turbine Fouling Offshore: Air Intake Filtration Optimization

Stian Madsen, Jørn Watvedt, Lars E. Bakken

GT 2018; V009T27A015https://doi.org/10.1115/GT2018-75613

Abstract

View Articletitled, Gas Turbine Fouling Offshore: Air Intake Filtration Optimization

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Topics: Filtration , Gas turbines , Ocean engineering , Optimization , Filters , Engines , Testing , Compressors , North Sea , Water

Gas Turbine Fouling Offshore: Effective Online Water Wash Through High Water-to-Air Ratio

Stian Madsen, Lars E. Bakken

GT 2018; V009T27A016https://doi.org/10.1115/GT2018-75618

Abstract

View Articletitled, Gas Turbine Fouling Offshore: Effective Online Water Wash Through High Water-to-Air Ratio

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Topics: Gas turbines , Ocean engineering , Water , Engines , Maintenance , Compressors , Stress , Carbon dioxide , Economics , Emissions

Learning From Success Mixing Different Brands of Turbomachinery Lube Oil ISO VG32 at Badak LNG Plant Bontang

Achmad Junaedi

GT 2018; V009T27A017https://doi.org/10.1115/GT2018-75628

Abstract

View Articletitled, Learning From Success Mixing Different Brands of Turbomachinery Lube Oil ISO VG32 at Badak LNG Plant Bontang

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Topics: Liquefied natural gas , Turbomachinery , Turbines , ASTM International , Bearings , Combined cycles , Compressors , Filters , Flash point , Gaseous fuels

Experimental and Numerical Investigation on Gas Turbine Package Scale Model

Gabriele Lucherini, Stefano Minotti, Giacomo Ragni, Francesco Bologna

GT 2018; V009T27A018https://doi.org/10.1115/GT2018-75694

Abstract

View Articletitled, Experimental and Numerical Investigation on Gas Turbine Package Scale Model

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Topics: Gas turbines , Flow (Dynamics) , Computational fluid dynamics , Design , Ventilation , Leakage , Ducts , Fluids , Instrumentation , Pipes

Demonstration of Bleed Air Recirculation System to Improve Part Load Efficiency of Solar Mars^® 100 DLE Industrial Gas Turbine

Luke Cowell, Simon Reynolds, Tim Caron, Donghui Zhang

GT 2018; V009T27A019https://doi.org/10.1115/GT2018-75876

Abstract

View Articletitled, Demonstration of Bleed Air Recirculation System to Improve Part Load Efficiency of Solar Mars® 100 DLE Industrial Gas Turbine

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Topics: Industrial gases , Solar energy , Stress , Turbines , Emissions , Compressors , Engines , Temperature , Combustion chambers , Durability

An Advanced Surge Dynamic Model for Simulating ESD Events and Comparing Different Anti-Surge Strategies

Enrico Munari, Mirko Morini, Michele Pinelli, Klaus Brun, Sarah Simons, Rainer Kurz, Jeffrey Moore

GT 2018; V009T27A020https://doi.org/10.1115/GT2018-76179

Abstract

View Articletitled, An Advanced Surge Dynamic Model for Simulating ESD Events and Comparing Different Anti-Surge Strategies

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Topics: Dynamic models , Surges , Compressors , Recycling , Valves , Circuits , Flow (Dynamics) , Piping systems , Test facilities , Closed loop systems

A New Index to Evaluate the Potential Damage of a Surge Event: The Surge Severity Coefficient

Enrico Munari, Mirko Morini, Michele Pinelli, Klaus Brun, Sarah Simons, Rainer Kurz

GT 2018; V009T27A021https://doi.org/10.1115/GT2018-76185

Abstract

View Articletitled, A New Index to Evaluate the Potential Damage of a Surge Event: The Surge Severity Coefficient

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Topics: Damage , Surges , Compressors , Flow (Dynamics) , Industrial plants , Inspection , Machinery , Fluctuations (Physics) , Maintenance , Mechanical structures

Stall and Surge in Wet Compression: Test Rig Development and Experimental Results

Enrico Munari, Gianluca D’Elia, Mirko Morini, Michele Pinelli, Pier Ruggero Spina

GT 2018; V009T27A022https://doi.org/10.1115/GT2018-76188

Abstract

View Articletitled, Stall and Surge in Wet Compression: Test Rig Development and Experimental Results

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Topics: Compression , Surges , Compressors , Sensors , Water , Computer software , Data acquisition systems , Ducts , Ejectors , Experimental analysis

A Review of Wet Gas Flow Rate Measurements by Means of Single-Phase Meters

Enrico Munari, Michele Pinelli

GT 2018; V009T27A023https://doi.org/10.1115/GT2018-76190

Abstract

View Articletitled, A Review of Wet Gas Flow Rate Measurements by Means of Single-Phase Meters

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Topics: Gas flow , Flow (Dynamics) , Errors , Compression , Gas turbines , Pressure , Reynolds number , Sensors , Turbomachinery

Thermodynamic Modelling Aspects of Wet Compression in Radial Compressors

Sebastian Schuster, Dieter Brillert, Viktor Hermes, Attilla Yildiz, Friedrich-Karl Benra

GT 2018; V009T27A024https://doi.org/10.1115/GT2018-76429

Abstract

View Articletitled, Thermodynamic Modelling Aspects of Wet Compression in Radial Compressors

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Topics: Compression , Compressors , Modeling , Evaporative cooling , Impellers , Entropy , Cooling , Design , Gases , Heat

Digital Compressor Analytics

Martin Bakken, Erling Lunde, Lars E. Bakken

GT 2018; V009T27A025https://doi.org/10.1115/GT2018-76583

Abstract

View Articletitled, Digital Compressor Analytics

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Topics: Compressors , Dynamic models , Trajectories (Physics) , Density , Gas compressors , Instrumentation , Performance characterization , Resolution (Optics) , Safety , Sensors

Use of Operating Parameters, Digital Replicas and Models for Condition Monitoring and Improved Equipment Health

Fausto Carlevaro, Stefano Cioncolini, Marzia Sepe, Ilaria Parrella, Carmine Allegorico, Laura De Stefanis, Mariagrazia Mastroianni, Ernesto Escobedo

GT 2018; V009T27A026https://doi.org/10.1115/GT2018-76849

Abstract

View Articletitled, Use of Operating Parameters, Digital Replicas and Models for Condition Monitoring and Improved Equipment Health

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Topics: Condition monitoring , Compressors , Maintenance , Uncertainty , Wings , Algorithms , Arches , Bearings , Data acquisition , Engines

Gas Turbine Fouling: A Comparison Among One Hundred Heavy-Duty Frames

Nicola Aldi, Nicola Casari, Mirko Morini, Michele Pinelli, Pier Ruggero Spina, Alessio Suman

GT 2018; V009T27A027https://doi.org/10.1115/GT2018-76947

Abstract

View Articletitled, Gas Turbine Fouling: A Comparison Among One Hundred Heavy-Duty Frames

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Topics: Gas turbines , Fuels , Particulate matter , Compressors , Synthetic fuels , Temperature , Biomass , Combustion chambers , High temperature , Melting

Design, Modeling, and Implementation of an Electrically-Driven Seal Gas Booster

Sean W. Garceau, John S. Bowen

GT 2018; V009T27A028https://doi.org/10.1115/GT2018-77006

Abstract

View Articletitled, Design, Modeling, and Implementation of an Electrically-Driven Seal Gas Booster

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Topics: Design , Modeling , Simulation , Compressors , Pressure control , Emissions , Flow control , Gas compressors , Gas flow , Impellers

The Comparison of Aerodynamic Performance Data Acquired From Thermal Measurements and a Torquemeter on a Compressor Impeller

Natalie R. Smith, Christopher Clarke, Timothy C. Allison, Michael Cave, Jason C. Wilkes

GT 2018; V009T27A029https://doi.org/10.1115/GT2018-77016

Abstract

View Articletitled, The Comparison of Aerodynamic Performance Data Acquired From Thermal Measurements and a Torquemeter on a Compressor Impeller

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Topics: Compressor impellers , Torquemeters , Heat , Heat losses , Steady state , Torque , Enthalpy , Impellers , Machinery , Measurement uncertainty

A Novel Approach to Surge Control: High-Frequency Pressure Variance As an Indicator of Impending Surge in Centrifugal Compressors

Meera Day Towler, Tim Allison, Paul Krueger, Karl Wygant

GT 2018; V009T27A030https://doi.org/10.1115/GT2018-77222

Abstract

View Articletitled, A Novel Approach to Surge Control: High-Frequency Pressure Variance As an Indicator of Impending Surge in Centrifugal Compressors

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Topics: Compressors , Pressure , Surges , Pipes , Testing , Diffusers , Filtration , Pressure measurement , Pressure transducers , Signals

Supercritical CO2 Power Cycles

Centrifugal Compressor Design for Near-Critical Point Applications

Alireza Ameli, Ali Afzalifar, Teemu Turunen-Saaresti, Jari Backman

GT 2018; V009T38A001https://doi.org/10.1115/GT2018-75067

Abstract

View Articletitled, Centrifugal Compressor Design for Near-Critical Point Applications

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Topics: Compressors , Design , Brayton cycle , Design methodology , Compressibility , Cycles , Energy conversion , Enthalpy , Skin friction (Fluid dynamics) , Supercritical carbon dioxide

Numerical Simulations of CO₂ Compressors at Near-Critical and Sub-Critical Inlet Conditions

A. Hosangadi, T. Weathers, Z. Liu, V. Ahuja, J. Busby

GT 2018; V009T38A002https://doi.org/10.1115/GT2018-75102

Abstract

View Articletitled, Numerical Simulations of CO2 Compressors at Near-Critical and Sub-Critical Inlet Conditions

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Topics: Carbon dioxide , Compressors , Computer simulation , Flow (Dynamics) , Temperature , Algorithms , Diffusers , Engineering simulation , Fluids , Impellers

Turbomachine Design for Supercritical Carbon Dioxide Within the sCO₂-HeRo.EU Project

Alexander Hacks, Sebastian Schuster, Hans Josef Dohmen, Friedrich-Karl Benra, Dieter Brillert

GT 2018; V009T38A003https://doi.org/10.1115/GT2018-75154

Abstract

View Articletitled, Turbomachine Design for Supercritical Carbon Dioxide Within the sCO2-HeRo.EU Project

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Topics: Design , Supercritical carbon dioxide , Turbomachinery , Compressors , Impellers , Bearings , Brayton cycle , Compressor impellers , Cooling , Cycles

Development of a Global Mechanism for Oxy-Methane Combustion in a CO₂ Environment

Owen M. Pryor, Subith Vasu, Xijia Lu, David Freed, Brock Forrest

GT 2018; V009T38A004https://doi.org/10.1115/GT2018-75169

Abstract

View Articletitled, Development of a Global Mechanism for Oxy-Methane Combustion in a CO2 Environment

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Topics: Carbon dioxide , Combustion , Methane , Engineering simulation , Fuels , Ignition delay , Simulation , Ignition , Equilibrium (Physics) , Flames

Effect of Compressor Inlet Pressure on Cycle Performance for a Supercritical Carbon Dioxide Brayton Cycle

Eric M. Clementoni, Timothy L. Cox

GT 2018; V009T38A005https://doi.org/10.1115/GT2018-75182

Abstract

View Articletitled, Effect of Compressor Inlet Pressure on Cycle Performance for a Supercritical Carbon Dioxide Brayton Cycle

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Topics: Brayton cycle , Compressors , Cycles , Pressure , Supercritical carbon dioxide , Design , Thermodynamic power cycles , Carbon dioxide , Density , Integrated systems

Evaluation of the Optimal Point Variation of the S-CO₂ Cycle While Considering Internal Pinch in Recuperator

Seongmin Son, Jin Young Heo, Jeong Ik Lee

GT 2018; V009T38A006https://doi.org/10.1115/GT2018-75196

Abstract

View Articletitled, Evaluation of the Optimal Point Variation of the S-CO2 Cycle While Considering Internal Pinch in Recuperator

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Topics: Cycles , Pinch effect , Supercritical carbon dioxide , Thermodynamic power cycles , Carbon dioxide , Compression , Specific heat , Boundary-value problems , Brayton cycle , Coal

Small Scale Supercritical CO₂ Radial Inflow Turbine Meanline Design Considerations

Tina Unglaube, Hsiao-Wei D. Chiang

GT 2018; V009T38A007https://doi.org/10.1115/GT2018-75356

Abstract

View Articletitled, Small Scale Supercritical CO2 Radial Inflow Turbine Meanline Design Considerations

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Topics: Design , Inflow , Supercritical carbon dioxide , Turbines , Engineering simulation , Gas turbines , Simulation , Turbomachinery , Blades , Brayton cycle

A Strategy of Reactant Mixing in Methane Direct-Fired sCO₂ Combustors

K. R. V. Manikantachari, Scott Martin, Ladislav Vesely, Jose O. Bobren-Diaz, Subith Vasu, Jayanta Kapat

GT 2018; V009T38A008https://doi.org/10.1115/GT2018-75547

Abstract

View Articletitled, A Strategy of Reactant Mixing in Methane Direct-Fired sCO2 Combustors

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Topics: Combustion chambers , Methane , Combustion , Design , Energy generation , Thermodynamic power cycles , Carbon dioxide , Chemical kinetics , Cycles , Equations of state

A Strategy of Mixture Preparation for Methane Direct-Fired sCO₂ Combustors

K. R. V. Manikantachari, Scott Martin, Ladislav Vesely, Jose O. Bobren-Diaz, Subith Vasu, Jayanta Kapat

GT 2018; V009T38A009https://doi.org/10.1115/GT2018-75557

Abstract

View Articletitled, A Strategy of Mixture Preparation for Methane Direct-Fired sCO2 Combustors

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Topics: Combustion chambers , Methane , Carbon dioxide , Combustion , Design , Emissions , Equations of state , Exhaust systems , Flow (Dynamics)

Effect of Mixtures on Compressor and Cooler in Supercritical Carbon Dioxide Cycles

Ladislav Vesely, K. R. V. Manikantachari, Subith Vasu, Jayanta Kapat, Vaclav Dostal, Scott Martin

GT 2018; V009T38A010https://doi.org/10.1115/GT2018-75568

Abstract

View Articletitled, Effect of Mixtures on Compressor and Cooler in Supercritical Carbon Dioxide Cycles

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Topics: Compressors , Cycles , Supercritical carbon dioxide , Carbon dioxide , Fluids , Carbon capture and storage , Compression , Coolers , Design , Electricity (Physics)

Influence of Relative Velocity Ratio on Centrifugal Impellers Operating With Supercritical CO₂

Haiqing Liu, Zhongran Chi, Shusheng Zang

GT 2018; V009T38A011https://doi.org/10.1115/GT2018-75590

Abstract

View Articletitled, Influence of Relative Velocity Ratio on Centrifugal Impellers Operating With Supercritical CO2

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Topics: Impellers , Supercritical carbon dioxide , Carbon dioxide , Compressors , Cycles , Design , Supercritical carbon dioxide closed-cycle gas turbines

Numerical Method for Simulating High Pressure CO₂ Flows With Nonequilibrium Condensation

Takashi Furusawa, Hironori Miyazawa, Shota Moriguchi, Satoru Yamamoto

GT 2018; V009T38A012https://doi.org/10.1115/GT2018-75592

Abstract

View Articletitled, Numerical Method for Simulating High Pressure CO2 Flows With Nonequilibrium Condensation

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Topics: Carbon dioxide , Condensation , Flow (Dynamics) , High pressure (Physics) , Numerical analysis , Nucleation (Physics) , Pressure , Condensed matter , Drops , Nozzles

Planning for Successful Transients and Trips in a 1 MW_e-Scale High-Temperature sCO₂ Test Loop

Timothy C. Allison, J. Jeffrey Moore, Doug Hofer, Meera Day Towler, Joseph Thorp

GT 2018; V009T38A013https://doi.org/10.1115/GT2018-75873

Abstract

View Articletitled, Planning for Successful Transients and Trips in a 1 MWe-Scale High-Temperature sCO2 Test Loop

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Topics: High temperature , Transients (Dynamics) , Design , Failure , Supercritical carbon dioxide , Temperature , Turbomachinery , Centrifugal pumps , Control systems , Cycles

Investigation of Engine Waste Heat Recovery Using Supercritical CO₂(S-CO₂) Cycle System

Jian Song, Xiao-dong Ren, Chun-wei Gu

GT 2018; V009T38A014https://doi.org/10.1115/GT2018-75914

Abstract

View Articletitled, Investigation of Engine Waste Heat Recovery Using Supercritical CO2(S-CO2) Cycle System

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Topics: Cycles , Engines , Heat recovery , Supercritical carbon dioxide , Heat , Cooling , Exhaust systems , Low temperature , Stress , Water

Experimental and Numerical Study of Critical Flow Model Development for Supercritical CO₂ Power Cycle Application

Min Seok Kim, Bong Seong Oh, Hwa-Young Jung, Seong Jun Bae, Jeong Ik Lee

GT 2018; V009T38A015https://doi.org/10.1115/GT2018-75934

Abstract

View Articletitled, Experimental and Numerical Study of Critical Flow Model Development for Supercritical CO2 Power Cycle Application

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Topics: Flow (Dynamics) , Model development , Supercritical carbon dioxide , Thermodynamic power cycles , Compressibility , Cycles , Density , Fluids , Geometry , Leakage flows

Axial Force Balance of Supercritical CO₂ Radial Inflow Turbine Impeller Through Backface Cavity Design

Can Ma, Zhiqiang Qiu, Jinlan Gou, Jun Wu, Zhenxing Zhao, Wei Wang

GT 2018; V009T38A016https://doi.org/10.1115/GT2018-76019

Abstract

View Articletitled, Axial Force Balance of Supercritical CO2 Radial Inflow Turbine Impeller Through Backface Cavity Design

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Topics: Cavities , Design , Impellers , Inflow , Supercritical carbon dioxide , Turbines , Pumps , Stress , Thermodynamic power cycles , Thrust bearings

Preliminary Study of Supercritical CO₂ Mixed With Gases for Power Cycle in Warm Environments

Seungjoon Baik, Jeong Ik Lee

GT 2018; V009T38A017https://doi.org/10.1115/GT2018-76386

Abstract

View Articletitled, Preliminary Study of Supercritical CO2 Mixed With Gases for Power Cycle in Warm Environments

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Topics: Gases , Supercritical carbon dioxide , Thermodynamic power cycles , Temperature , Carbon dioxide , Waste heat , Air flow , Brayton cycle , Compressibility , Compression

Development and Operation of Supercritical Carbon Dioxide Power Cycle Test Loop With Axial Turbo-Generator

Junhyun Cho, Hyungki Shin, Jongjae Cho, Ho-Sang Ra, Chulwoo Roh, Beomjoon Lee, Gilbong Lee, Bongsu Choi, Young-Jin Baik

GT 2018; V009T38A018https://doi.org/10.1115/GT2018-76488

Abstract

View Articletitled, Development and Operation of Supercritical Carbon Dioxide Power Cycle Test Loop With Axial Turbo-Generator

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Topics: Supercritical carbon dioxide , Thermodynamic power cycles , Turbogenerators , Turbines , Carbon dioxide , Bearings , Valves , Boilers , Carbon , Circuits

Design, Flow Simulation, and Performance Test for a Partial-Admission Axial Turbine Under Supercritical CO₂ Condition

Jongjae Cho, Hyungki Shin, Junhyun Cho, Young-Jin Baik, Bongsu Choi, Chulwoo Roh, Ho-Sang Ra, Youngseok Kang, Jaesung Huh

GT 2018; V009T38A019https://doi.org/10.1115/GT2018-76508

Abstract

View Articletitled, Design, Flow Simulation, and Performance Test for a Partial-Admission Axial Turbine Under Supercritical CO2 Condition

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Topics: Design , Flow simulation , Supercritical carbon dioxide , Testing performance , Turbines , Flow (Dynamics) , Turbogenerators , Carbon dioxide , Cycles , Electricity (Physics)

RANS Simulation of a Radial Compressor With Supercritical CO₂ Fluid for External Loss Model Development

Seong Gu Kim, Seong Kuk Cho, Jeong Ik Lee, Jekyoung Lee, Si Woo Lee, Yacine Addad, Jae Eun Cha

GT 2018; V009T38A020https://doi.org/10.1115/GT2018-76943

Abstract

View Articletitled, RANS Simulation of a Radial Compressor With Supercritical CO2 Fluid for External Loss Model Development

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Topics: Compressors , Fluids , Model development , Reynolds-averaged Navier–Stokes equations , Simulation , Supercritical carbon dioxide , Computational fluid dynamics , Condensation , Design , Energy budget (Physics)

Thermal Analysis and Pressure Loss Modeling for an Optimized Heat Exchanger Used in a Recuperated CO₂ Power Cycle

Husam Zawati, Michael Elmore, Jayanta Kapat, Narasimha Nagaiah

GT 2018; V009T38A021https://doi.org/10.1115/GT2018-76975

Abstract

View Articletitled, Thermal Analysis and Pressure Loss Modeling for an Optimized Heat Exchanger Used in a Recuperated CO2 Power Cycle

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Topics: Carbon dioxide , Heat exchangers , Modeling , Pressure , Thermal analysis , Thermodynamic power cycles , Cycles , Design , Density , Pressure drop

A New Type of Rotary Liquid Piston Pump for Multi-Phase CO₂ Compression

Azam Thatte

GT 2018; V009T38A022https://doi.org/10.1115/GT2018-77011

Abstract

View Articletitled, A New Type of Rotary Liquid Piston Pump for Multi-Phase CO2 Compression

PDF

Topics: Carbon dioxide , Compression , Pistons , Pumps , Fluids , Rotors , Pressure , Supercritical carbon dioxide , Ducts , Flow (Dynamics)

Experimental Validation of a Wide-Range Centrifugal Compressor Stage for Supercritical CO₂ Power Cycles

Timothy C. Allison, Natalie R. Smith, Robert Pelton, Sewoong Jung, Jason C. Wilkes

GT 2018; V009T38A023https://doi.org/10.1115/GT2018-77026

Abstract

View Articletitled, Experimental Validation of a Wide-Range Centrifugal Compressor Stage for Supercritical CO2 Power Cycles

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Topics: Compressors , Supercritical carbon dioxide , Thermodynamic power cycles , Design , Flow (Dynamics) , Carbon dioxide , Cycles , Impellers , Transients (Dynamics) , Computational fluid dynamics

Testing of a New Turbocompressor for Supercritical Carbon Dioxide Closed Brayton Cycles

Jim Pasch, David Stapp

GT 2018; V009T38A024https://doi.org/10.1115/GT2018-77044

Abstract

View Articletitled, Testing of a New Turbocompressor for Supercritical Carbon Dioxide Closed Brayton Cycles

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Topics: Brayton cycle , Supercritical carbon dioxide , Testing , Turbines , Pressure , Temperature , Bearings , Biomass , Combustion , Compressors

Computational Modeling of a 1MW Scale Combustor for a Direct Fired sCO₂ Power Cycle

Jacob Delimont, Nathan Andrews, Lalit Chordia

GT 2018; V009T38A025https://doi.org/10.1115/GT2018-77087

Abstract

View Articletitled, Computational Modeling of a 1MW Scale Combustor for a Direct Fired sCO2 Power Cycle

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Topics: Combustion chambers , Computer simulation , Thermodynamic power cycles , Computational fluid dynamics , Cycles , Design , Temperature , Fuels , Combustion , Carbon capture and storage

Integral Techno-Economic Analysis of Supercritical Carbon Dioxide Cycles for Concentrated Solar Power

Francesco Crespi, David Sánchez, Tomás Sánchez, Gonzalo S. Martínez

GT 2018; V009T38A026https://doi.org/10.1115/GT2018-77106

Abstract

View Articletitled, Integral Techno-Economic Analysis of Supercritical Carbon Dioxide Cycles for Concentrated Solar Power

PDF

Topics: Concentrating solar power , Cycles , Supercritical carbon dioxide , Solar energy , Boundary-value problems , Power stations , Thermal energy storage , Thermodynamic power cycles

Microchannel Heat Exchanger Flow Validation Study

Blake W. Lance, Matthew D. Carlson

GT 2018; V009T38A027https://doi.org/10.1115/GT2018-77197

Abstract

View Articletitled, Microchannel Heat Exchanger Flow Validation Study

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Topics: Flow (Dynamics) , Heat exchangers , Microchannels , Computational fluid dynamics , Boundary-value problems , Design , Engineering simulation , Geometry , Kinetic energy , Particulate matter

Wind Energy

Design and Test Campaign of a Ducted Horizontal Axis Wind Turbine

Massimo Rivarolo, Alessandro Spoladore, Carlo Cravero, Alberto Traverso, Andrea Freda, Stefano Torrielli, Marco Gualco, Enrico Valditerra

GT 2018; V009T48A001https://doi.org/10.1115/GT2018-75029

Abstract

View Articletitled, Design and Test Campaign of a Ducted Horizontal Axis Wind Turbine

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Topics: Design , Horizontal axis wind turbines , Turbines , Ducts , Energy generation , Computational fluid dynamics , Wind energy , Computer simulation , Electricity (Physics) , Energy harvesting

On the Application of the Bay Model for Vortex Generator Flows

Marinos Manolesos, Giorgos Papadakis, Spyros G. Voutsinas

GT 2018; V009T48A002https://doi.org/10.1115/GT2018-75217

Abstract

View Articletitled, On the Application of the Bay Model for Vortex Generator Flows

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Topics: Flow (Dynamics) , Generators , Vortices , Simulation , Computation , Wind turbines , Airfoils , Blades , Density , Design

Investigating Efficient Clusters of Savonius Wind Turbines

Ahmed Ibrahim, Ahmed M. R. Elbaz

GT 2018; V009T48A003https://doi.org/10.1115/GT2018-75405

Abstract

View Articletitled, Investigating Efficient Clusters of Savonius Wind Turbines

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Topics: Savonius wind turbines , Rotors , Turbines , Wakes , Power density , Torque , Wind farms , Computational fluid dynamics , Engineering simulation , Separation (Technology)

Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers Based on Experiments and CFD

Francesco Balduzzi, Alessandro Bianchini, Giovanni Ferrara, David Holst, Benjamin Church, Felix Wegner, George Pechlivanoglou, Christian Navid Nayeri, Christian Oliver Paschereit, Lorenzo Ferrari

GT 2018; V009T48A004https://doi.org/10.1115/GT2018-75426

Abstract

View Articletitled, Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers Based on Experiments and CFD

PDF

Topics: Airfoils , Computational fluid dynamics , Dynamic analysis , Reynolds number , Vertical axis wind turbines , Design , Flow (Dynamics) , Pressure , Wind tunnels , Aviation

Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings

Jinge Chen, Xin Shen, Xiaocheng Zhu, Zhaohui Du

GT 2018; V009T48A005https://doi.org/10.1115/GT2018-75889

Abstract

View Articletitled, Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings

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Topics: Blades , Stress , Wind turbines , Deformation , Torsion , Energy generation , Wind velocity , Aerodynamics , Deflection , Euler-Bernoulli beam theory

Benchmark of a Novel Aero-Elastic Simulation Code for Small Scale VAWT Analysis

David Marten, Matthew Lennie, George Pechlivanoglou, Christian Oliver Paschereit, Alessandro Bianchini, Giovanni Ferrara, Lorenzo Ferrari

GT 2018; V009T48A006https://doi.org/10.1115/GT2018-75922

Abstract

View Articletitled, Benchmark of a Novel Aero-Elastic Simulation Code for Small Scale VAWT Analysis

PDF

Topics: Simulation , Vertical axis wind turbines , Turbines , Rotors , Horizontal axis wind turbines , Boundary element methods , Design , Finite element analysis , Numerical analysis , Physics

Dynamic Modelling of Blades Based on a Novel Curved Thin Walled Beam Theory

Juan C. Jauregui, Diego Cardenas, Hugo Elizalde, Oliver Probst

GT 2018; V009T48A007https://doi.org/10.1115/GT2018-76016

Abstract

View Articletitled, Dynamic Modelling of Blades Based on a Novel Curved Thin Walled Beam Theory

PDF

Topics: Blades , Dynamic modeling , Euler-Bernoulli beam theory , Computer-aided design , Geometry , B-splines , Degrees of freedom , Dynamic models , Finite element analysis , Stress

Investigations on the Fatigue Load Reduction Potential of Advanced Control Strategies for Multi-MW Wind Turbines Using a Free Vortex Wake Model

Sebastian Perez-Becker, Joseph Saverin, David Marten, Jörg Alber, George Pechlivanoglou, C. O. Paschereit

GT 2018; V009T48A008https://doi.org/10.1115/GT2018-76078

Abstract

View Articletitled, Investigations on the Fatigue Load Reduction Potential of Advanced Control Strategies for Multi-MW Wind Turbines Using a Free Vortex Wake Model

PDF

Topics: Fatigue , Stress , Vortices , Wakes , Wind turbines , Aerodynamics , Boundary element methods , Engineering simulation , Simulation , Turbines

Simulating Wind Turbine Ice Throw: QBlade and Statistical Analysis

Matthew Lennie, David Marten, George Pechlivanoglou, Christian Oliver Paschereit, Sean Dominin

GT 2018; V009T48A009https://doi.org/10.1115/GT2018-76485

Abstract

View Articletitled, Simulating Wind Turbine Ice Throw: QBlade and Statistical Analysis

PDF

Topics: Ice , Statistical analysis , Wind turbines , Engineering simulation , Probability , Simulation , Uncertainty , Blades , Heating , Particulate matter

Experimental Analysis of a NACA 0021 Airfoil Under Dynamic Angle of Attack Variation and Low Reynolds Numbers

D. Holst, B. Church, F. Wegner, G. Pechlivanoglou, C. N. Nayeri, C. O. Paschereit

GT 2018; V009T48A010https://doi.org/10.1115/GT2018-76514

Abstract

View Articletitled, Experimental Analysis of a NACA 0021 Airfoil Under Dynamic Angle of Attack Variation and Low Reynolds Numbers

PDF

Topics: Airfoils , Experimental analysis , Reynolds number , Pressure , Design , Flow (Dynamics) , Vertical axis wind turbines , Wind turbines , Blades , Calibration

Implementation of the Multi-Level Multi-Integration Cluster Method to the Treatment of Vortex Particle Interactions for Fast Wind Turbine Wake Simulations

Joseph Saverin, David Marten, George Pechlivanoglou, Christian Oliver Paschereit, Arne van Garrel

GT 2018; V009T48A011https://doi.org/10.1115/GT2018-76554

Abstract

View Articletitled, Implementation of the Multi-Level Multi-Integration Cluster Method to the Treatment of Vortex Particle Interactions for Fast Wind Turbine Wake Simulations

PDF

Topics: Particulate matter , Simulation , Vortices , Wakes , Wind turbines , Blades , Computer simulation , Interpolation , Polynomials , Algorithms

Advanced Medium-Order Modelling for the Prediction of the Three-Dimensional Wake Shed by a Vertical Axis Wind Turbine

Joseph Saverin, David Marten, George Pechlivanoglou, Christian Oliver Paschereit, Giacomo Persico, Vincenzo Dossena

GT 2018; V009T48A012https://doi.org/10.1115/GT2018-76575

Abstract

View Articletitled, Advanced Medium-Order Modelling for the Prediction of the Three-Dimensional Wake Shed by a Vertical Axis Wind Turbine

PDF

Topics: Modeling , Vertical axis wind turbines , Wakes , Particulate matter , Vortices , Computer software , Optimization , Simulation , Turbine blades , Turbines

A Critical Analysis on Low-Order Simulation Models for Darrieus VAWTs: How Much Do They Pertain to the Real Flow?

Alessandro Bianchini, Francesco Balduzzi, Giovanni Ferrara, Giacomo Persico, Vincenzo Dossena, Lorenzo Ferrari

GT 2018; V009T48A013https://doi.org/10.1115/GT2018-76623

Abstract

View Articletitled, A Critical Analysis on Low-Order Simulation Models for Darrieus VAWTs: How Much Do They Pertain to the Real Flow?

PDF

Topics: Flow (Dynamics) , Simulation models , Vertical axis wind turbines , Computational fluid dynamics , Boundary element methods , Airfoils , Rotors , Turbines , Approximation , Blades

Numerical Investigation Into the Energy Extraction Characteristics of Parallel Dual-Foil Turbine

Wei Jiang, Yulu Wang, Yonghui Xie, Di Zhang

GT 2018; V009T48A014https://doi.org/10.1115/GT2018-76664

Abstract

View Articletitled, Numerical Investigation Into the Energy Extraction Characteristics of Parallel Dual-Foil Turbine

PDF

Topics: Turbines , Lift (Fluid dynamics) , Flow (Dynamics) , Fluids , Generators , Laminar flow , Navier-Stokes equations , Synchronization , Wings

Statistical Analysis of Component Failures: A 16-Year Survey on More Than 550 Wind Turbines

Lorenzo Ferrari, Guido Soldi, Alessandro Bianchini, Enzo Dalpane

GT 2018; V009T48A015https://doi.org/10.1115/GT2018-76830

Abstract

View Articletitled, Statistical Analysis of Component Failures: A 16-Year Survey on More Than 550 Wind Turbines

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Topics: Failure , Statistical analysis , Wind turbines , Downtime , Machinery , Maintenance

Cross-Talk Compensation for Blade Root Flap- and Edgewise Moments on an Experimental Research Wind Turbine and Comparison to Numerical Results

Sirko Bartholomay, David Marten, Mariano Sánchez Martínez, Jörg Alber, George Pechlivanoglou, Christian Navid Nayeri, Christian Oliver Paschereit, Annette Claudia Klein, Thorsten Lutz, Ewald Krämer

GT 2018; V009T48A016https://doi.org/10.1115/GT2018-76977

Abstract

View Articletitled, Cross-Talk Compensation for Blade Root Flap- and Edgewise Moments on an Experimental Research Wind Turbine and Comparison to Numerical Results

PDF

Topics: Blades , Horizontal axis wind turbines , Inflow , Strain gages , Wind turbines

Vibration Based Condition Monitoring of Wind Turbine Gearboxes Based on Cyclostationary Analysis

Alexandre Mauricio, Junyu Qi, Konstantinos Gryllias

GT 2018; V009T48A017https://doi.org/10.1115/GT2018-76993

Abstract

View Articletitled, Vibration Based Condition Monitoring of Wind Turbine Gearboxes Based on Cyclostationary Analysis

PDF

Topics: Condition monitoring , Vibration , Wind turbines , Bearings , Filtration , Mechanical drives , Electromagnetic spectrum , Machinery , Rolling bearings , Signals

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