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Richard Amankwa Adjei
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Journal Articles

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

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Richard Amankwa Adjei, Xinqian Zheng, Fangyuan Lou, Chuang Ding
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101006.
Paper No: GTP-22-1143
https://doi.org/10.1115/1.4055231
Published Online: September 1, 2022
View Articletitled, Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage
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Topics: Blades, Design, Flow (Dynamics), Optimization, Pressure, Turbines, Uncertainty quantification, Uncertainty, Rotors, Stators
Journal Articles

Multidisciplinary Design Optimization for Performance Improvement of an Axial Flow Fan Using Free-Form Deformation

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Richard Amankwa Adjei, Chengwei Fan, WeiZhe Wang, YingZheng Liu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2021, 143(1): 011003.
Paper No: TURBO-19-1217
https://doi.org/10.1115/1.4048793
Published Online: December 28, 2020
View Articletitled, Multidisciplinary Design Optimization for Performance Improvement of an Axial Flow Fan Using Free-Form Deformation
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Topics: Blades, Design, Optimization, Stress, Rotors, Flow (Dynamics), Deformation
Journal Articles

Aerodynamic Design Optimization of an Axial Flow Compressor Stator Using Parameterized Free-Form Deformation

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Richard Amankwa Adjei, WeiZhe Wang, YingZheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101015.
Paper No: GTP-19-1195
https://doi.org/10.1115/1.4044692
Published Online: September 20, 2019
View Articletitled, Aerodynamic Design Optimization of an Axial Flow Compressor Stator Using Parameterized Free-Form Deformation
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Topics: Blades, Deformation, Design, Optimization, Pressure, Stators, Flow (Dynamics), Data mining, Whirls
Proceedings Papers

Numerical Investigation of Unsteady Shock Wave Motion in a Transonic Centrifugal Compressor

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Richard Amankwa Adjei, Weizhe Wang, Jishen Jiang, Yingzheng Liu, Tomoki Kawakubo
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A012, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63887
https://doi.org/10.1115/GT2017-63887
View Paper titled, Numerical Investigation of Unsteady Shock Wave Motion in a Transonic Centrifugal Compressor
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Topics: Compressors, Shock waves, Shock (Mechanics), Diffusers, Flow (Dynamics), Impellers, Pressure, Boundary layers, Automotive engines, Blades
Proceedings Papers

FE Analysis of the Effects of TGO Thickness and Interface Asperity on the Cracking Behavior Between the TGO and the Bond Coat

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Jishen Jiang, Bingqian Xu, Weizhe Wang, Richard Amankwa Adjei, Xiaofeng Zhao, Yingzheng Liu
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT28A008, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56755
https://doi.org/10.1115/GT2016-56755
View Paper titled, FE Analysis of the Effects of TGO Thickness and Interface Asperity on the Cracking Behavior Between the TGO and the Bond Coat
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Topics: Cracking (Materials), Finite element analysis, Fracture (Process), Cooling, Fracture (Materials), Stress, Aluminum, Crack propagation, Engineering simulation, Geometry
Proceedings Papers

Mechanical Behavior Study of Steam Turbine Casing Bolts Under In-Service Conditions

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Nailong Zhao, Weizhe Wang, Hui Hong, Richard Amankwa Adjei, Yingzheng Liu
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT28A006, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56723
https://doi.org/10.1115/GT2016-56723
View Paper titled, Mechanical Behavior Study of Steam Turbine Casing Bolts Under In-Service Conditions
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Topics: Mechanical behavior, Steam turbines, Temperature, Fluctuations (Physics), Pressure, Steam, Stress, Bolted joints, Computer software, Constitutive equations
Journal Articles

Finite Element Analysis of the Effects of Thermally Grown Oxide Thickness and Interface Asperity on the Cracking Behavior Between the Thermally Grown Oxide and the Bond Coat

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Jishen Jiang, Bingqian Xu, Weizhe Wang, Richard Amankwa Adjei, Xiaofeng Zhao, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2017, 139(2): 022504.
Paper No: GTP-16-1236
https://doi.org/10.1115/1.4034259
Published Online: September 13, 2016
View Articletitled, Finite Element Analysis of the Effects of Thermally Grown Oxide Thickness and Interface Asperity on the Cracking Behavior Between the Thermally Grown Oxide and the Bond Coat
Open the PDF for Finite Element Analysis of the Effects of Thermally Grown Oxide Thickness and Interface Asperity on the Cracking Behavior Between the Thermally Grown Oxide and the Bond Coat in another window
Topics: Finite element analysis, Fracture (Materials), Fracture (Process), Stress, Wavelength, Temperature, Cracking (Materials), Cooling, Tension