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

Topics: Computer software , Optimization , Energy / power systems , Energy generation , Cooling , Absorption , Algorithms , Boilers , Combined heat and power , Compression

Off-Design Performance Comparison Between Single and Two-Shaft Engines: Part 1 — Fixed Geometry

Th. Nikolaidis, A. Pellegrini, H. I. H. Saravanamuttoo, I. Aslanidou, A. Kalfas, P. Pilidis

GT 2020; V008T17A003doi:https://doi.org/10.1115/GT2020-14500

Abstract

View Article

PDF

Topics: Design , Engines , Gas turbines , Geometry , Thermal efficiency , Shapes , Compressors , Stress , Cycles , Flow (Dynamics)

A Novel Modular Tool for the Simulation of Gas Turbine-Based Cogeneration Systems

Carlo Carcasci, Pietro Lubello, Riccardo Brogelli, Carlo Snickars, Gregorio Vettori

GT 2020; V008T17A004doi:https://doi.org/10.1115/GT2020-15132

Abstract

View Article

PDF

Topics: Cogeneration systems , Combined heat and power , Design , Heat recovery steam generators , Simulation , Turbines , Carbon dioxide , Diffusion (Physics) , Distributed power generation , Emissions

Proof of Concept for a Novel Interstage Injection Design in Axial Compressors

T. Doerr, S. Braun, S. Schuster, D. Brillert

GT 2020; V008T17A005doi:https://doi.org/10.1115/GT2020-15807

Abstract

View Article

PDF

Topics: Compressors , Design , Water , Blades , Compression , Evaporation , Gas turbines , Lasers , Melting , Melting point

Gas Turbine Direct Exhaust Gas Integration in Process Industry: Applications Review

Marek Cichocki, Ilona Salamonik, Marcin Bielecki, Ever Fadlun, Artur Rusowicz

GT 2020; V008T17A006doi:https://doi.org/10.1115/GT2020-15818

Abstract

View Article

PDF

Topics: Combustion , Exhaust systems , Furnaces , Gas turbines , Process industries

Thermodynamic Analysis of a Novel Ammonia-Water Cogeneration System for Maritime Diesel Engines

Ziyang Cheng, Yaxiong Wang, Qingxuan Sun, Jiangfeng Wang, Pan Zhao, Yiping Dai

GT 2020; V008T17A007doi:https://doi.org/10.1115/GT2020-15962

Abstract

View Article

PDF

Topics: Combined heat and power , Diesel engines , Kalina cycle , Organic Rankine cycle , Water , Temperature , Thermal efficiency , Cooling , Fluids , Refrigeration

Parameter Estimation and Performance Seeking of a Marine Gas Turbine Based on Extended Kalman Filter

Zhitao Wang, Junxin Zhang, Wanling Qi, Shuying Li

GT 2020; V008T17A008doi:https://doi.org/10.1115/GT2020-16090

Abstract

View Article

PDF

Topics: Gas turbines , Kalman filters , Marine gas turbines , Parameter estimation

Sizing and Operation of a Hybrid Energy Plant Composed of Industrial Gas Turbines, Renewable Energy Systems and Energy Storage Technologies

Hilal Bahlawan, Agostino Gambarotta, Enzo Losi, Lucrezia Manservigi, MIrko Morini, Pier Ruggero Spina, Mauro Venturini

GT 2020; V008T17A009doi:https://doi.org/10.1115/GT2020-16331

Abstract

View Article

PDF

Topics: Energy storage , Industrial gases , Renewable energy , Turbines , Fossil fuels , Energy consumption , Thermal energy storage , Boilers , Combined heat and power , Compression

Research on Prediction of NO_x Emission Performance of Marine Gas Turbine Under Variable Operating Conditions

Jian Li, Zhitao Wang, Tielei Li, Shuying Li

GT 2020; V008T17A010doi:https://doi.org/10.1115/GT2020-16333

Abstract

View Article

PDF

Topics: Emissions , Gas turbines , Marine gas turbines , Nitrogen oxides

Manufacturing Materials and Metallurgy

Microstructure and Oxidation Behaviour of NGB and WGB Joints With Boron/Silicon Free Nickel Base Braze Alloys

Xiao Huang

GT 2020; V008T18A001doi:https://doi.org/10.1115/GT2020-14017

Abstract

View Article

PDF

Topics: Alloys , Boron , Brazing , Nickel , Oxidation , Silicon , Spallation (Nuclear physics) , Temperature , Cavities , Cycles

Vibration Fatigue Assessment of Additive Manufactured Nickel Alloy With Inherent Damping

Onome Scott-Emuakpor, Luke Sheridan, Brian Runyon, Tommy George

GT 2020; V008T18A002doi:https://doi.org/10.1115/GT2020-14122

Abstract

View Article

PDF

Topics: Additive manufacturing , Damping , Fatigue , Nickel alloys , Vibration

Evaluation of Platform Weld Repairs on F-Class, Stage 1 Buckets

Warren Miglietti, John Scheibel

GT 2020; V008T18A003doi:https://doi.org/10.1115/GT2020-14344

Abstract

View Article

PDF

Topics: Cladding systems (Building) , Cracking (Materials) , Fracture (Process) , Gas tungsten arc welding , Lasers , Maintenance , Optical microscopy , Rupture , Stress , Temperature

Durable Abrasive Tip Design for Single Crystal Turbine Blades

Douglas Nagy, Robert Tollett

GT 2020; V008T18A004doi:https://doi.org/10.1115/GT2020-14449

Abstract

View Article

PDF

Topics: Coating processes , Coatings , Crystals , Design , Testing , Turbine blades

Metallurgical Evaluation of an Additively Manufactured Nickel-Base Superalloy for Gas Turbine Guide Vanes

Alex Bridges, John Shingledecker, Alex Torkaman, Lonnie Houck

GT 2020; V008T18A005doi:https://doi.org/10.1115/GT2020-14808

Abstract

View Article

PDF

Topics: Additive manufacturing , Gas turbines , Guide vanes , Nickel , Superalloys , Creep , Grain size , Rupture , Alloys , Casting

Torsional Fatigue of Heat-Treated Direct Metal Laser Sintered Inconel 718

Sanna F. Siddiqui, Ali P. Gordon

GT 2020; V008T18A006doi:https://doi.org/10.1115/GT2020-14830

Abstract

View Article

PDF

Topics: Additive manufacturing , Fatigue , Heat , Lasers , Metals

Dimensional Characterizations Using SEM and Surface Improvement With Electrochemical Polishing of Additively Manufactured Microchannels

Zheng Min, Yingjie Wu, Kailai Yang, Jin Xu, Sarwesh Narayan Parbat, Minking K. Chyu

GT 2020; V008T18A007doi:https://doi.org/10.1115/GT2020-14842

Abstract

View Article

PDF

Topics: Additive manufacturing , Electrolytic polishing , Microchannels , Scanning electron microscopes , Surface roughness

Development of ODS Coating for Critical Turbine Components Using DED Additive Manufacturing

Bruce S. Kang, Changyu Ma

GT 2020; V008T18A008doi:https://doi.org/10.1115/GT2020-14874

Abstract

View Article

PDF

Topics: Additive manufacturing , Coating processes , Coatings , Turbine components

Process Compensated Resonance Testing for Qualifying the Metallurgical Aspects and Manufacturing Defects of Turbine Blades

Richard Livings, Nick Smith, Eric Biedermann, John Scheibel

GT 2020; V008T18A009doi:https://doi.org/10.1115/GT2020-15268

Abstract

View Article

PDF

Topics: Manufacturing , Resonance , Testing , Turbine blades

A Prognostics Approach Connecting Oxidation Damage to Mechanical Criteria

Pontus Slottner

GT 2020; V008T18A010doi:https://doi.org/10.1115/GT2020-15946

Abstract

View Article

PDF

Topics: Damage , Oxidation

Blades and Vanes Platform Laser Rebuilding

A. Gabrielli, M. Moretto

GT 2020; V008T18A011doi:https://doi.org/10.1115/GT2020-15998

Abstract

View Article

PDF

Topics: Blades , Lasers , Gas tungsten arc welding , Crystals , Metals , Welding , Corrosion , Engines , Fatigue , Fracture (Materials)

Calibration of CDM-Based Creep Constitutive Model Using Accelerated Creep Test (ACT) Data

Md Abir Hossain, Robert Mach, Jacob Pellicotte, Calvin M. Stewart

GT 2020; V008T18A012doi:https://doi.org/10.1115/GT2020-16017

Abstract

View Article

PDF

Topics: Calibration , Constitutive equations , Creep , Optimization , Stress , Temperature

CMSX-4^® Plus (SLS): An Improved 3^rd Generation Single Crystal Alloy

Jacqueline Wahl, Ken Harris

GT 2020; V008T18A013doi:https://doi.org/10.1115/GT2020-16068

Abstract

View Article

PDF

Topics: Alloys , Crystals , Stability , Superalloys , Turbine blades

Marine

Numerical Investigation on Aerodynamic Characteristics of Variable Geometry Turbine Vane Cascade for Marine Gas Turbines

Jie Gao, Dongchen Huo

GT 2020; V008T19A001doi:https://doi.org/10.1115/GT2020-14853

Abstract

View Article

PDF

Topics: Cascades (Fluid dynamics) , Geometry , Leakage , Marine gas turbines , Turbines

Hidden Advantages and Strategic Leaps for CODAG, CODELAG, CODELOG and Hybrid Propulsion Systems

Morgan L. Hendry, Nicholas Bellamy

GT 2020; V008T19A002doi:https://doi.org/10.1115/GT2020-15543

Abstract

View Article

PDF

Topics: Propulsion systems , Propulsion , Navy , Ships , Machinery , Propellers , Design , Weight (Mass) , Engineers , Failure

Microturbines, Turbochargers, and Small Turbomachines

A Large Design Space Multidisciplinary Optimization of a Mixed Flow Micro Gas Turbine Compressor Stage

Thomas Ochabski, Johan van der Spuy, Thomas Hildebrandt

GT 2020; V008T20A001doi:https://doi.org/10.1115/GT2020-14259

Abstract

View Article

PDF

Topics: Compressors , Design , Flow (Dynamics) , Micro gas turbines , Optimization , Diffusers , Pressure , Flow separation , Impellers

Behavior of a Variable Geometry Turbine Wheel to High Cycle Fatigue

Calogero Avola, Alberto Racca, Angelo Montanino, Carnell E. Williams, Alfonso Renella, Michele Belluscio

GT 2020; V008T20A002doi:https://doi.org/10.1115/GT2020-14302

Abstract

View Article

PDF

Topics: Fatigue , Geometry , High cycle fatigue , Turbines , Wheels

Generation Mechanism of Broadband Whoosh Noise in an Automotive Turbocharger Centrifugal Compressor

Rick Dehner, Pranav Sriganesh, Ahmet Selamet, Keith Miazgowicz

GT 2020; V008T20A003doi:https://doi.org/10.1115/GT2020-14428

Abstract

View Article

PDF

Topics: Compressors , Computational fluid dynamics , Noise (Sound) , Turbochargers

The CFD Design and Optimisation of a 100 kW Hydrogen Fuelled mGT

Cedric Devriese, Gijs Penninx, Guido de Ruiter, Rob Bastiaans, Ward De Paepe

GT 2020; V008T20A004doi:https://doi.org/10.1115/GT2020-14473

Abstract

View Article

PDF

Topics: Computational fluid dynamics , Design , Hydrogen , Optimization , Combustion chambers , Turbines , Compressors , Nitrogen oxides , Geometry , Nozzles

Thermodynamic and Mechanical Design Concept for Micro-Turbojet to Micro-Turboshaft Engine Conversion

Christoph Öttl, Reinhard Willinger

GT 2020; V008T20A005doi:https://doi.org/10.1115/GT2020-14498

Abstract

View Article

PDF

Topics: Design engineering , Engines , Turbojets , Design , Turbines , Blades , Computational fluid dynamics , Cycles , Dimensions , Gears

A Marine Turbocharger Retrofitting Platform

Konstantinos Ntonas, Nikolaos Aretakis, Ioannis Roumeliotis, Konstantinos Mathioudakis

GT 2020; V008T20A006doi:https://doi.org/10.1115/GT2020-14643

Abstract

View Article

PDF

Topics: Turbochargers , Compressors , Optimization , Diesel engines , Turbomachinery , Computational fluid dynamics , Design , Engines , Flow (Dynamics) , Geometry

Can Water Dilution Avoid Flashback on a Hydrogen Enriched Micro Gas Turbine Combustion? A Large Eddy Simulations Study

Alessio Pappa, Laurent Bricteux, Pierre Bénard, Ward De Paepe

GT 2020; V008T20A007doi:https://doi.org/10.1115/GT2020-14777

Abstract

View Article

PDF

Topics: Combustion , Hydrogen , Large eddy simulation , Micro gas turbines , Water , Combustion chambers , Methane , Flames , Chemical kinetics , Emissions

Analysis of Failed Startup Sequence of a Single Spool Turbojet Engine

T. Chandra Sekar, Ramraj H. Sundararaj, Rajat Arora, Abhijit Kushari

GT 2020; V008T20A008doi:https://doi.org/10.1115/GT2020-14778

Abstract

View Article

PDF

Topics: Compressors , Engines , Flames , Jet engines , Surges , Transients (Dynamics) , Turbojets , Temperature , Rotors , Combustion chambers

Design and Development of an Engine Nozzle Testing Facility

Ramraj H. Sundararaj, Chandra Sekar, Rajat Arora, Abhijit Kushari

GT 2020; V008T20A009doi:https://doi.org/10.1115/GT2020-14779

Abstract

View Article

PDF

Topics: Design , Engines , Nozzles , Test facilities

An Experimental and Modelling Strategy for Obtaining Complete Characteristic Maps of Dual-Volute Radial Inflow Turbines

José Ramón Serrano, Francisco José Arnau Martínez, Luis Miguel García-Cuevas, Vishnu Samala, Stephane Guilain, Samuel Batard

GT 2020; V008T20A010doi:https://doi.org/10.1115/GT2020-14802

Abstract

View Article

PDF

Topics: Inflow , Modeling , Turbines , Flow (Dynamics) , Turbocharged engines , Blades , Degrees of freedom , Engines , Exhaust systems , Gasdynamics

Micro Gas Turbine Integrated With a Supercritical CO₂ Brayton Cycle Turbine: Layout Comparison and Thermodynamic Analysis

Fabrizio Reale, Raniero Sannino, Raffaele Tuccillo

GT 2020; V008T20A011doi:https://doi.org/10.1115/GT2020-14910

Abstract

View Article

PDF

Topics: Heat recovery , Micro gas turbines , Supercritical carbon dioxide , Supercritical carbon dioxide closed-cycle gas turbines

Performance Enhancement of Gas Turbine Engines Topped With Wave Rotors and Pulse Detonation Combustors

Pereddy Nageswara Reddy

GT 2020; V008T20A012doi:https://doi.org/10.1115/GT2020-14911

Abstract

View Article

PDF

Topics: Combustion chambers , Ejectors , Explosions , Gas turbines , Rotors , Thermal efficiency , Waves

Unsteady Modeling of Turbochargers for Automotive Applications by Means of a Quasi-3D Approach

Gianluca Montenegro, Matteo Tamborski, Augusto Della Torre, Angelo Onorati, Silvia Marelli

GT 2020; V008T20A013doi:https://doi.org/10.1115/GT2020-14968

Abstract

View Article

PDF

Topics: Automotive industry , Compressors , Modeling , Turbochargers , Momentum , Design , Flow (Dynamics) , Impellers , Unsteady flow , Angular momentum

Design and CFD Simulation of a Micro Gas Turbine Combustor Fuelled With Low LHV Producer Gas

Francesco F. Nicolosi, Massimiliano Renzi

GT 2020; V008T20A014doi:https://doi.org/10.1115/GT2020-14978

Abstract

View Article

PDF

Topics: Combustion chambers , Computational fluid dynamics , Design , Micro gas turbines , Simulation , Syngas

Pseudo Bond Graph System Modelling of Electric Air Compressors With Energy Recovery for Fuel Cell Applications

Sebastian Lück, Jan Göing, Christoph Bode, Jens Friedrichs

GT 2020; V008T20A015doi:https://doi.org/10.1115/GT2020-15029

Abstract

View Article

PDF

Topics: Air compressors , Energy recovery , Fuel cell applications , Modeling , Simulation , Transients (Dynamics) , Compressibility , Fluids , Inertia (Mechanics) , Machinery

A Methodology to Calibrate Gas-Dynamic Models of Turbocharged Petrol Engines With Variable Geometry Turbines and With Focus on Dynamics Prediction During Tip-in Load Transient Tests

José Ramón Serrano, Francisco José Arnau, Joaquín De la Morena, Alejandro Gómez-Vilanova, Stephane Guilain, Samuel Batard

GT 2020; V008T20A016doi:https://doi.org/10.1115/GT2020-15169

Abstract

View Article

PDF

Topics: Dynamics (Mechanics) , Gasoline engines , Geometry , Modeling , Stress , Torque , Transients (Dynamics) , Turbines

Experimental Investigation in Turbocharger Compressors During Surge Operation

Silvia Marelli, Anna Misley, Marco Ferrando

GT 2020; V008T20A017doi:https://doi.org/10.1115/GT2020-15174

Abstract

View Article

PDF

Topics: Compressors , Surges , Turbochargers

Influence of Key Design Parameters on the Aerodynamic Performance of a Centrifugal Compressor Volute for Turbocharger Applications

Pier Francesco Melani, Francesco Balduzzi, Alessandro Bianchini, Giovanni Ferrara, Pierre-Alain Hoffer, Stephane Montesino, Mattia Brenner

GT 2020; V008T20A018doi:https://doi.org/10.1115/GT2020-15195

Abstract

View Article

PDF

Topics: Compressors , Design , Turbochargers , Shapes , Flow (Dynamics) , Computational fluid dynamics , Computer-aided design , Diffusers , Engineering prototypes , Fluid dynamics

Design and Optimization of Turbomachinery Components for Parabolic Dish Solar Hybrid Micro Gas Turbine

Maulana Arifin, Markus Schatz, Damian M. Vogt

GT 2020; V008T20A019doi:https://doi.org/10.1115/GT2020-15270

Abstract

View Article

PDF

Topics: Design , Micro gas turbines , Optimization , Solar energy , Turbomachinery , Computational fluid dynamics , Finite element analysis , Blades , Engineering simulation , Simulation

Numerical Study of a Small-Scale Micro Gas Turbine-ORC Power Plant Integrated With a Biomass Gasifier

Fabrizio Reale, Raniero Sannino, Raffaela Calabria, Patrizio Massoli

GT 2020; V008T20A020doi:https://doi.org/10.1115/GT2020-15401

Abstract

View Article

PDF

Topics: Biomass , Computational fluid dynamics , Fuel gasification , Micro gas turbines , Organic Rankine cycle , Power stations , Turbines

Blade Tip Clearance Measurement Systems for High Speed Turbomachinery Applications and the Potential for Blade Tip Timing Applications

Jack David Stubbs, Muhammad Arslan Shahid

GT 2020; V008T20A021doi:https://doi.org/10.1115/GT2020-15403

Abstract

View Article

PDF

Topics: Blades , Clearances (Engineering) , Measurement systems , Probes , Rotors , Turbomachinery

Effect of Altitude on Turbomachinery Vibration in an Aircraft Compression-Ignition Engine

Ryan C. McGowan, David W. Fellows, Daniel J. Bodony, Jovany R. Mojica, James J. Pieri, Chol-Bum M. Kweon, Joseph A. Gibson, Rik D. Meininger, Marshall R. Musser

GT 2020; V008T20A022doi:https://doi.org/10.1115/GT2020-15661

Abstract

View Article

PDF

Topics: Aircraft , Diesel engines , Flutter (Aerodynamics) , Resonance , Turbochargers , Turbomachinery , Vibration

Theoretical and Experimental Investigation of a 34 Watt Radial-Inflow Steam Turbine With Partial-Admission

Patrick H. Wagner, Jan Van herle, Jürg Schiffmann

GT 2020; V008T20A023doi:https://doi.org/10.1115/GT2020-15804

Abstract

View Article

PDF

Topics: Inflow , Steam turbines , Blades , Design , Rotors , Steam , Flow (Dynamics) , Turbines , Bearings , Chords (Trusses)

Investigation of Recirculating Casing Treatment for Low-Pressure Ratio Mixed-Flow Micro-Compressor

Kewei Xu, Gecheng Zha

GT 2020; V008T20A024doi:https://doi.org/10.1115/GT2020-15822

Abstract

View Article

PDF

Topics: Compressors , Flow (Dynamics) , Pressure , Design , Ducts , Blades , Flow separation , Geometry

Influence of Large Relative Tip Clearances for a Micro Radial Fan and Design Guidelines for Increased Efficiency

Patrick H. Wagner, Jan Van herle, Lili Gu, Jürg Schiffmann

GT 2020; V008T20A025doi:https://doi.org/10.1115/GT2020-15994

Abstract

View Article

PDF

Topics: Design , Blades , Clearances (Engineering) , Computational fluid dynamics , Computer simulation , Engineering simulation , Fans , Gas bearings , Pressure , Reynolds number

Development and Validation of a Model for Centrifugal Compressors in Reversed Flow Regimes

Katherine H. Powers, Ian J. Kennedy, Chris J. Brace, Paul A. Milewski, Colin D. Copeland

GT 2020; V008T20A026doi:https://doi.org/10.1115/GT2020-16005

Abstract

View Article

PDF

Topics: Compressors , Flow (Dynamics) , Turbochargers , Surges , Impellers , Automotive engines , Damage , Oscillations , Pressure , Spin (Aerodynamics)

An Artificial Intelligence Based Method for Performance Prediction and Inverse Design of Hydraulic Turbochargers

Azam Thatte, Ganesh Vurimi, Prabhav Borate, Teymour Javaherchi

GT 2020; V008T20A027doi:https://doi.org/10.1115/GT2020-16012

Abstract

View Article

PDF

Topics: Artificial intelligence , Design , Turbochargers , Turbines , Pumps , Algorithms , Turbomachinery , Artificial neural networks , Blades , Flow (Dynamics)