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Proceedings Papers

Turbine Endwall Contouring Through Advanced Optimization Techniques

Matteo Burigana, Tom Verstraete, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A012, June 13–17, 2022
Paper No: GT2022-82144
DOI: https://doi.org/10.1115/GT2022-82144
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Topics: Optimization, Turbines, Design, Engines, Blades, Flow (Dynamics), High pressure (Physics), Parametrization, Rotors, Boundary-value problems
Proceedings Papers

Multi-Fidelity Surrogate-Based Optimization of Transonic and Supersonic Axial Turbine Profiles

Nassim Razaaly, Giacomo Persico, Pietro Marco Congedo
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A026, September 21–25, 2020
Paper No: GT2020-14972
DOI: https://doi.org/10.1115/GT2020-14972
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Topics: Optimization, Turbines, Computational fluid dynamics, Fluids, B-splines, Cascades (Fluid dynamics), Design, Flow (Dynamics), Geometry, High pressure (Physics)
Proceedings Papers

Integration of an Open Source Blade Geometry Generator Using a Physics Based Parameterization With the Engineering Sketch Pad

Mayank Sharma, John F. Dannenhoffer, III, Justin Holder, Mark G. Turner
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A048, September 21–25, 2020
Paper No: GT2020-15943
DOI: https://doi.org/10.1115/GT2020-15943
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Topics: Blades, Generators, Geometry, Physics, Design, B-splines, Pressure, Airfoils, Computation, Finite element methods
Proceedings Papers

Novel Approaches for sCO 2 Axial Turbine Design

Sharath Sathish, Pramod Kumar, Adi Narayana Namburi, Lokesh Swami, Carsten Fuetterer, Pramod Chandra Gopi
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A011, June 17–21, 2019
Paper No: GT2019-90606
DOI: https://doi.org/10.1115/GT2019-90606
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Topics: Design, Turbines, Blades, Steam turbines, Stress, Geometry, Optimization, B-splines, Cascades (Fluid dynamics), Chords (Trusses)
Proceedings Papers

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

Juan C. Jauregui, Diego Cardenas, Hugo Elizalde, Oliver Probst
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A007, June 11–15, 2018
Paper No: GT2018-76016
DOI: https://doi.org/10.1115/GT2018-76016
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Topics: Blades, Dynamic modeling, Euler-Bernoulli beam theory, Computer-aided design, Geometry, B-splines, Degrees of freedom, Dynamic models, Finite element analysis, Stress
Proceedings Papers

Reproducing Existing Nacelle Geometries With the Free-Form Deformation Parametrization

Konstantin Rusch, Martin Siggel, Richard-Gregor Becker
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A015, June 11–15, 2018
Paper No: GT2018-76445
DOI: https://doi.org/10.1115/GT2018-76445
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Topics: Deformation, Aircraft, Approximation, B-splines, Design, Geometry, Inverse problems, Construction, Displacement, Engines
Proceedings Papers

An Optimization Design Platform for Fir-Tree Root and Groove for Steam Turbine

Deqi Yu, Xiaojun Zhang, Jiandao Yang, Kai Cheng, Weilin Shu, Kai Lv, Ming Li
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A033, June 11–15, 2018
Paper No: GT2018-76595
DOI: https://doi.org/10.1115/GT2018-76595
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Topics: Design, Optimization, Steam turbines, Blades, Geometry, Gas turbines, Stress concentration, B-splines, Combined cycle power stations, Genetic algorithms
Proceedings Papers

Aero-Thermal Coupled Design Optimization of the Non-Axisymmetric Endwall for a Gas Turbine Blade

Zhansheng Liu, Xing Yang, Chun Gao, Zhao Liu, Zhenping Feng
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A018, June 11–15, 2018
Paper No: GT2018-76594
DOI: https://doi.org/10.1115/GT2018-76594
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Topics: Blades, Design, Gas turbines, Optimization, Pressure gradient, Heat transfer, Pressure, Flow (Dynamics), Stress, Turbine blades
Proceedings Papers

Novel Shape Parametrization Technique Applied to the Optimization of a Supersonic ORC Turbine Cascade

Alessandro Romei, Giacomo Persico
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A021, June 11–15, 2018
Paper No: GT2018-76732
DOI: https://doi.org/10.1115/GT2018-76732
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Topics: Cascades (Fluid dynamics), Optimization, Organic Rankine cycle, Shapes, Turbines, Design, Performance, B-splines, Chain, Computational fluid dynamics
Proceedings Papers

Novel Curvature-Based Airfoil Parameterization for Wind Turbine Application and Optimization

Karthik Balasubramanian, Mark G. Turner, Kiran Siddappaji
Proc. ASME. GT2017, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T49A020, June 26–30, 2017
Paper No: GT2017-65153
DOI: https://doi.org/10.1115/GT2017-65153
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Topics: Airfoils, Optimization, Wind turbines, Drag (Fluid dynamics), Pressure, Blades, Chain, Geometry, Reynolds number, B-splines
Proceedings Papers

Aerodynamic Optimization Design of Last Stage Long Blade for Steam Turbine Using Self-Adaptive Differential Evolution Algorithms and RANS Solutions

Mingyan Yin, Jun Li, Liming Song, Bin Li, Gangyun Zhong, Xiaoping Fan, Qi Sun, Zhenping Feng
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T29A011, June 26–30, 2017
Paper No: GT2017-63502
DOI: https://doi.org/10.1115/GT2017-63502
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Topics: Blades, Design, Evolutionary algorithms, Optimization, Reynolds-averaged Navier–Stokes equations, Steam turbines, Cylinders, Flow (Dynamics), Pressure, Airfoils
Proceedings Papers

The Aerodynamic Optimization Design of Turbine Cascade With Nonaxisymmetric Endwall and Experimental Validations

Hao Liu, Xin Shen, Xiaocheng Zhu, Zhaohui Du, Hong Yang, Rui Yang
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A019, June 26–30, 2017
Paper No: GT2017-63898
DOI: https://doi.org/10.1115/GT2017-63898
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Topics: Cascades (Fluid dynamics), Design, Optimization, Turbines, Flow (Dynamics), Shapes, Computer simulation, Optimization algorithms, B-splines, Entropy
Proceedings Papers

Robust Optimization Design of Compressor Blade Considering Machining Error

Chi Ma, Limin Gao, Yutong Cai, Ruiyu Li
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT47A003, June 26–30, 2017
Paper No: GT2017-63157
DOI: https://doi.org/10.1115/GT2017-63157
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Topics: Blades, Compressors, Design, Errors, Machining, Optimization, Manufacturing, Airfoils, B-splines, Chaos
Proceedings Papers

Multidisciplinary Optimization Design of Long Blade Turbine Stage Based on Parallel Self-Adaptive Multi-Objective Differential Evolution Algorithm

Jun Li, Bin Li, Liming Song, Zhenping Feng
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A009, June 13–17, 2016
Paper No: GT2016-56180
DOI: https://doi.org/10.1115/GT2016-56180
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Topics: Blades, Design, Evolutionary algorithms, Optimization, Turbines, Rotors, Equipment performance, Finite element analysis, Steam turbines, Stress
Proceedings Papers

Flow Characteristics of an Optimized Axial Compressor Rotor Using Smooth Design Parameters

Syed Moez Hussain Mahmood, Mark G. Turner, Kiran Siddappaji
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT45A018, June 13–17, 2016
Paper No: GT2016-57028
DOI: https://doi.org/10.1115/GT2016-57028
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Topics: Compressors, Design, Flow (Dynamics), Rotors, Blades, Airfoils, Optimization, Shapes, Entropy, Vortices
Proceedings Papers

A Turbofan-Engine Nacelle Shape Design and Optimization Method for Natural Laminar Flow Control

Songyang Li, Yongjian Zhong
Proc. ASME. GT2016, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A027, June 13–17, 2016
Paper No: GT2016-57463
DOI: https://doi.org/10.1115/GT2016-57463
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Topics: Engines, Laminar flow, Optimization, Shape design, Turbofans, Computational fluid dynamics, Generators, Shapes, Drag (Fluid dynamics), Geometry
Proceedings Papers

Influence of Different Parametrizations on the Optimum Design of a High Pressure Turbine Blade Firtree

Frank Wagner, Arnold Kühhorn, Thomas Weiss, Dierk Otto
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT27A002, June 13–17, 2016
Paper No: GT2016-56749
DOI: https://doi.org/10.1115/GT2016-56749
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Topics: Design, High pressure (Physics), Turbine blades, Geometry, Optimization, Blades, Disks, Failure, Stress, Aircraft engines
Proceedings Papers

Scripted CFD-Tool for the Automated Design of Volutes for Centrifugal Compressors

Martin Heinrich, Rüdiger Schwarze
Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT42A020, June 15–19, 2015
Paper No: GT2015-42629
DOI: https://doi.org/10.1115/GT2015-42629
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Topics: Compressors, Computational fluid dynamics, Design, Pressure, B-splines, Geometry, Shapes
Proceedings Papers

Design Method and Performance Effects of Curvature-Smooth Centrifugal Compressor Blades

Qingzhen Bi, Hua Chen, Ding Tong, Yaoan Lu, Xueqi Zou
Proc. ASME. GT2015, Volume 2B: Turbomachinery, V02BT39A032, June 15–19, 2015
Paper No: GT2015-43145
DOI: https://doi.org/10.1115/GT2015-43145
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Topics: Blades, Compressors, Design methodology, Airfoils, Design, Fittings, B-splines, Generators, Geometry, Machining
Proceedings Papers

Design Method for High Ma Number Counter Rotating Turbine Blades

Shi Wei, Zhou Kun
Proc. ASME. GT2015, Volume 2B: Turbomachinery, V02BT39A033, June 15–19, 2015
Paper No: GT2015-43374
DOI: https://doi.org/10.1115/GT2015-43374
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Topics: Design methodology, Turbine blades, Turbines, Design, Modeling, Blades, B-splines, Cascades (Fluid dynamics), Engineering simulation, High pressure (Physics)