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Proceedings Papers

Influence of Real Gas Properties on Loss in a Super Critical CO 2 (sCO 2 ) Centrifugal Compressor

Ruikai Cai, Mingyang Yang, Kangyao Deng, Weilin Zhuge, Bijie Yang, Ricardo Martinez-Botas, Tao Chen

Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A013, June 13–17, 2022

Paper No: GT2022-82151

DOI: https://doi.org/10.1115/GT2022-82151

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Topics: Carbon dioxide, Compressors

Proceedings Papers

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Aakeen Parikh, Pablo Ale-Martos, Maria Esperanza Barrera-Medrano, Yoshihiro Hayashi, Ricardo Martinez-Botas

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A005, June 13–17, 2022

Paper No: GT2022-81968

DOI: https://doi.org/10.1115/GT2022-81968

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Topics: Compressors, Flow (Dynamics), Surges, Unsteady flow, Pulsatile flow, Stability, Boundary-value problems, Cycles, Dynamic response, Engines

Proceedings Papers

Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations

Bijie Yang, Yingxian Xue, Ricardo Martinez-Botas, Mingyang Yang

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A008, June 13–17, 2022

Paper No: GT2022-82255

DOI: https://doi.org/10.1115/GT2022-82255

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Topics: Gasdynamics, Pressure, Turbines, Flow (Dynamics), Engines, Computational fluid dynamics, Pistons, Unsteady flow, Carbon dioxide, Design methodology

Proceedings Papers

Design and Development of a Fast Response Torque Meter for Unsteady Flows in Turbocharger Applications

Aakeen Parikh, Gunin Singh, Chris Noon, Harminder Flora, Ricardo Martinez-Botas

Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A014, June 13–17, 2022

Paper No: GT2022-81976

DOI: https://doi.org/10.1115/GT2022-81976

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Topics: Design, Torquemeters, Turbochargers, Unsteady flow, Torque, Compressors, Torque measurement, Boundary-value problems, Construction, Generators

Proceedings Papers

Optimisation of an ORC Radial Turbine Using a Reduced-Order Model Coupled With CFD

Eva Alvarez-Regueiro, Bijie Yang, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo

Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A011, June 13–17, 2022

Paper No: GT2022-80944

DOI: https://doi.org/10.1115/GT2022-80944

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Topics: Computational fluid dynamics, Optimization, Organic Rankine cycle, Turbines, Flow (Dynamics), Geometry, Design, Fluids, Algorithms, Cycles

Journal Articles

Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations

Bijie Yang, Yingxian Xue, Ricardo Martinez-Botas, Mingyang Yang

J. Turbomach. March 2023, 145(3): 031013.

Paper No: TURBO-22-1223

DOI: https://doi.org/10.1115/1.4055644

Published Online: October 20, 2022

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Topics: Computational fluid dynamics, Flow (Dynamics), Pressure, Rotors, Turbines, Geometry

Journal Articles

Modeling of Dynamic Response of a Radial Turbine to Pulsatile Incoming Flow

Mingyang Yang, Yingxian Xue, Lei Pan, Bijie Yang, Ricardo Martinez-Botas

J. Turbomach. March 2023, 145(3): 031005.

Paper No: TURBO-22-1066

DOI: https://doi.org/10.1115/1.4055641

Published Online: October 17, 2022

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Topics: Flow (Dynamics), Torque, Turbines, Rotors, Modeling

Journal Articles

Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

Eva Alvarez-Regueiro, Bijie Yang, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo

J. Eng. Gas Turbines Power. October 2022, 144(10): 101012.

Paper No: GTP-22-1286

DOI: https://doi.org/10.1115/1.4055359

Published Online: September 12, 2022

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Topics: Blades, Design, Flow (Dynamics), Geometry, Nozzles, Optimization, Rotors, Turbines, Computational fluid dynamics, Pressure

Journal Articles

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Bijie Yang, Mengying Shu, Ricardo Martinez-Botas, Mingyang Yang

J. Eng. Gas Turbines Power. September 2022, 144(9): 091002.

Paper No: GTP-22-1069

DOI: https://doi.org/10.1115/1.4055018

Published Online: July 28, 2022

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Topics: Compressors, Flow (Dynamics), Modeling, Pressure, Rotors, Surges, Turbines, Turbomachinery, Turbochargers, Geometry

Journal Articles

One-Dimensional Modeling for Pulsed Flow Twin-Entry Turbine

Bijie Yang, Ricardo Martinez-Botas, Yingxian Xue, Mingyang Yang

J. Turbomach. July 2022, 144(7): 071012.

Paper No: TURBO-21-1201

DOI: https://doi.org/10.1115/1.4053489

Published Online: March 3, 2022

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Topics: Flow (Dynamics), Modeling, Pressure, Rotors, Turbines, Computational fluid dynamics

Proceedings Papers

One Dimensional Modelling for Pulsed Flow Twin-Entry Turbine

Bijie Yang, Ricardo Martinez-Botas, Yingxian Xue, Mingyang Yang

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A015, June 7–11, 2021

Paper No: GT2021-60069

DOI: https://doi.org/10.1115/GT2021-60069

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Topics: Flow (Dynamics), Modeling, Turbines, Pressure, Turbochargers, Computational fluid dynamics, Energy conservation, Engines, Exhaust systems, Internal combustion engines

Proceedings Papers

Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications

Eva Alvarez-Regueiro, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo

Paper No: GT2021-60239

DOI: https://doi.org/10.1115/GT2021-60239

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Topics: Numerical analysis, Pressure, Turbines, Design, Rotors, Blades, Computational fluid dynamics, Computer simulation, Fibers, Deformation

Proceedings Papers

Flow Field Analysis and Optimized Design of a Centrifugal Compressor Volute

Pablo Ale Martos, Maria Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Isao Tomita, Tadashi Kanzaka, Seiichi Ibaraki

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A037, June 7–11, 2021

Paper No: GT2021-59879

DOI: https://doi.org/10.1115/GT2021-59879

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Topics: Compressors, Design, Flow (Dynamics), Surges, Automotive engines, Carbon, Design methodology, Engines, Impellers, Pressure

Journal Articles

Numerical and Experimental Investigation of a Low Order Radial Turbine Model for Engine-Level Optimization of Turbocharger Design

Karl Hohenberg, Ricardo Martinez-Botas, Piotr Łuczyński, Carola Freytag, Manfred Wirsum

J. Eng. Gas Turbines Power. October 2021, 143(10): 101008.

Paper No: GTP-20-1693

DOI: https://doi.org/10.1115/1.4051488

Published Online: September 3, 2021

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Topics: Design, Errors, Flow (Dynamics), Turbines, Turbochargers, Optimization, Rotors, Engines, Pressure, Computational fluid dynamics

Proceedings Papers

Numerical and Experimental Investigation of a Low Order Radial Turbine Model for Engine-Level Optimisation of Turbocharger Design

Karl Hohenberg, Ricardo Martinez-Botas, Piotr Łuczyński, Carola Freytag, Manfred Wirsum

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A024, September 21–25, 2020

Paper No: GT2020-15698

DOI: https://doi.org/10.1115/GT2020-15698

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Topics: Design, Engines, Optimization, Turbines, Turbochargers, Accounting, Dynamometers, Errors, Experimental methods, Flow (Dynamics)

Journal Articles

Experimental and Numerical Study of Supersonic Non-ideal Flows for Organic Rankine Cycle Applications

Miles Robertson, Peter Newton, Tao Chen, Aaron Costall, Ricardo Martinez-Botas

J. Eng. Gas Turbines Power. August 2020, 142(8): 081007.

Paper No: GTP-20-1054

DOI: https://doi.org/10.1115/1.4046758

Published Online: July 31, 2020

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Topics: Computational fluid dynamics, Design, Flow (Dynamics), Fluids, Nozzles, Organic Rankine cycle, Pressure, Refrigerants, Simulation, Temperature

Journal Articles

Understanding of Secondary Flows and Losses in Radial and Mixed Flow Turbines

Bijie Yang, Peter Newton, Ricardo Martinez-Botas

J. Turbomach. August 2020, 142(8): 081006.

Paper No: TURBO-19-1132

DOI: https://doi.org/10.1115/1.4046487

Published Online: July 29, 2020

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Topics: Flow (Dynamics), Pressure, Separation (Technology), Suction, Turbines, Vortices, Leakage, Blades, Entropy, Topology

Proceedings Papers

TURBODYNA: Centrifugal/Centripetal Turbomachinery Dynamic Simulator and its Application on a Mixed Flow Turbine

Bijie Yang, Ricardo Martinez-Botas

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT44A018, June 17–21, 2019

Paper No: GT2019-91299

DOI: https://doi.org/10.1115/GT2019-91299

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Topics: Flow (Dynamics), Turbines, Turbomachinery, Modeling, Rotors, Computational fluid dynamics, Entropy, Pressure, Transportation systems, Waves

Journal Articles

TURBODYNA: Centrifugal/Centripetal Turbomachinery Dynamic Simulator and Its Application on a Mixed Flow Turbine

Bijie Yang, Ricardo Martinez-Botas

J. Eng. Gas Turbines Power. October 2019, 141(10): 101012.

Paper No: GTP-19-1334

DOI: https://doi.org/10.1115/1.4044681

Published Online: September 16, 2019

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Topics: Computational fluid dynamics, Flow (Dynamics), Rotors, Turbines, Turbomachinery, Pressure, Modeling, Entropy, Waves, Cascades (Fluid dynamics)

Journal Articles

On the Effect of Engine Pulsations on the Performance of a Turbocharger Centrifugal Compressor

Maria Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Isao Tomita, Seiichi Ibaraki

J. Eng. Gas Turbines Power. August 2019, 141(8): 081001.

Paper No: GTP-18-1493

DOI: https://doi.org/10.1115/1.4042609

Published Online: February 11, 2019

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Topics: Compressors, Flow (Dynamics), Surges, Pressure, Compression

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Journal citation

NARROW

Influence of Real Gas Properties on Loss in a Super Critical CO 2 (sCO 2 ) Centrifugal Compressor

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations

Design and Development of a Fast Response Torque Meter for Unsteady Flows in Turbocharger Applications

Optimisation of an ORC Radial Turbine Using a Reduced-Order Model Coupled With CFD

Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations

Modeling of Dynamic Response of a Radial Turbine to Pulsatile Incoming Flow

Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

One-Dimensional Modeling for Pulsed Flow Twin-Entry Turbine

One Dimensional Modelling for Pulsed Flow Twin-Entry Turbine

Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications

Flow Field Analysis and Optimized Design of a Centrifugal Compressor Volute

Numerical and Experimental Investigation of a Low Order Radial Turbine Model for Engine-Level Optimization of Turbocharger Design

Numerical and Experimental Investigation of a Low Order Radial Turbine Model for Engine-Level Optimisation of Turbocharger Design

Experimental and Numerical Study of Supersonic Non-ideal Flows for Organic Rankine Cycle Applications

Understanding of Secondary Flows and Losses in Radial and Mixed Flow Turbines

TURBODYNA: Centrifugal/Centripetal Turbomachinery Dynamic Simulator and its Application on a Mixed Flow Turbine

TURBODYNA: Centrifugal/Centripetal Turbomachinery Dynamic Simulator and Its Application on a Mixed Flow Turbine

On the Effect of Engine Pulsations on the Performance of a Turbocharger Centrifugal Compressor

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