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Proceedings Papers

Optimization of the Distributor Setup in an Axial Turbine at Speed-No-Load Using Machine Learning

Jelle Kranenbarg, Pontus P. Jonsson, Berhanu G. Mulu, Joel Sundström, Michel J. Cervantes
Proc. ASME. FEDSM2024, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC); Multiphase Flow (MFTC), V001T01A006, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2024-128524
https://doi.org/10.1115/FEDSM2024-128524
View Paper titled, Optimization of the Distributor Setup in an Axial Turbine at Speed-No-Load Using Machine Learning
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Topics: Guide vanes, Hydraulic turbines, Machine learning, Optimization, Stress, Turbines
Proceedings Papers

Research on Formation Mechanism and Suppression Method of Surface Force Caused by Pump Jet Propeller

Yu Zhang, Dazhuan Wu
Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A028, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65423
https://doi.org/10.1115/FEDSM2021-65423
View Paper titled, Research on Formation Mechanism and Suppression Method of Surface Force Caused by Pump Jet Propeller
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Topics: Propellers, Pumps, Ducts, Noise (Sound), Bearings, Blades, Flow (Dynamics), Leakage, Underwater vehicles, Vortices
Proceedings Papers

Flow Field and Performance Analysis of a Centrifugal Pump During Unstable Operating Conditions

Romain Prunières, Chisachi Kato
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A015, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4886
https://doi.org/10.1115/AJKFluids2019-4886
View Paper titled, Flow Field and Performance Analysis of a Centrifugal Pump During Unstable Operating Conditions
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Topics: Centrifugal pumps, Flow (Dynamics), Fluids, Large eddy simulation, Pumps, Impellers, Diffusers, Computational fluid dynamics, Pressure, Flow instability
Proceedings Papers

Optimal Design of Reaction Hydro Turbine Model Stay Vane by Vane Angle and Thickness Distribution

Ujjwal Shrestha, Jungwan Park, Young-Do Choi
Proc. ASME. AJKFluids2019, Volume 3A: Fluid Applications and Systems, V03AT03A013, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4611
https://doi.org/10.1115/AJKFluids2019-4611
View Paper titled, Optimal Design of Reaction Hydro Turbine Model Stay Vane by Vane Angle and Thickness Distribution
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Topics: Design, Genetic algorithms, Hydraulic turbines, Optimization, Flow (Dynamics), Turbines, Pump turbines, Turbomachinery, Guide vanes, Manufacturing
Proceedings Papers

A Study on Improvement of Aerodynamic Performance for 100HP Axial Fan Blade and Guide Vane Using Response Surface Method

Young-Seok Choi, Yong-In Kim, Sung Kim, Seul-Gi Lee, Hyeon-Mo Yang, Kyoung-Yong Lee
Proc. ASME. AJKFluids2019, Volume 3A: Fluid Applications and Systems, V03AT03A023, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5146
https://doi.org/10.1115/AJKFluids2019-5146
View Paper titled, A Study on Improvement of Aerodynamic Performance for 100HP Axial Fan Blade and Guide Vane Using Response Surface Method
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Topics: Blades, Guide vanes, Numerical analysis, Optimization, Response surface methodology
Proceedings Papers

Effect of Interface Condition on the Hydraulic Performance of a Pump-Turbine at Various Guide Vane Opening Conditions in Pumping Mode

Jun-Won Suh, Seung-Jun Kim, Young-Seok Choi, Jin-Hyuk Kim, Won-Gu Joo, Jungwan Park
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A007, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4800
https://doi.org/10.1115/AJKFluids2019-4800
View Paper titled, Effect of Interface Condition on the Hydraulic Performance of a Pump-Turbine at Various Guide Vane Opening Conditions in Pumping Mode
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Topics: Flow (Dynamics), Guide vanes, Numerical analysis, Power stations, Pump turbines, Storage, Pumps, Reliability, Computer simulation, Design
Proceedings Papers

Investigation of Unsteady Flow in a Submersible Tubular Pumping System

Yan Jin, Hongcheng Chen, David S.-K. Ting, Jacqueline Stagner, Junxin Wu, Chao Liu
Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T12A007, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83062
https://doi.org/10.1115/FEDSM2018-83062
View Paper titled, Investigation of Unsteady Flow in a Submersible Tubular Pumping System
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Topics: Submersibles, Unsteady flow, Guide vanes, Impellers, Pressure, Simulation, Computational fluid dynamics, Cross section (Physics), Flow (Dynamics), Kinetic energy
Proceedings Papers

Unstable Flow Characteristics in S-Shaped Region of Pump-Turbine Runners With Large Blade Lean

Zhe Ma, Baoshan Zhu, Cong Rao, Lei Tan
Proc. ASME. FEDSM2017, Volume 1A, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery, V01AT03A021, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69275
https://doi.org/10.1115/FEDSM2017-69275
View Paper titled, Unstable Flow Characteristics in S-Shaped Region of Pump-Turbine Runners With Large Blade Lean
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Topics: Blades, Flow (Dynamics), Pump turbines, Vortices, Guide vanes, Annulus, Brakes, Computational fluid dynamics, Fluctuations (Physics), Pressure
Proceedings Papers

Transient Pressure Pulsations of a Model Pump-Turbine During Power Failure

Jinhong Hu, Wei Zeng, Jiandong Yang, Renbo Tang
Proc. ASME. FEDSM2017, Volume 1A, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery, V01AT05A009, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69133
https://doi.org/10.1115/FEDSM2017-69133
View Paper titled, Transient Pressure Pulsations of a Model Pump-Turbine During Power Failure
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Topics: Failure, Pressure, Pump turbines, Transients (Dynamics), Turbines, Brakes, Flow (Dynamics), Noise (Sound), Pumps, Guide vanes
Proceedings Papers

The Effect of the Thickness and Angle of the Inlet and Outlet Guide Vane on the Performance of Axial-Flow Pump

Sang-Won Kim, Youn-Jea Kim
Proc. ASME. FEDSM2016, Volume 1A, Symposia: Turbomachinery Flow Simulation and Optimization; Applications in CFD; Bio-Inspired and Bio-Medical Fluid Mechanics; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES and Hybrid RANS/LES Methods; Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Active Fluid Dynamics and Flow Control — Theory, Experiments and Implementation, V01AT09A015, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2016-7939
https://doi.org/10.1115/FEDSM2016-7939
View Paper titled, The Effect of the Thickness and Angle of the Inlet and Outlet Guide Vane on the Performance of Axial-Flow Pump
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Topics: Axial flow, Guide vanes, Pumps, Flow (Dynamics), Computational fluid dynamics, Blades, Impellers, Inlet guide vanes, Pressure, Design
Proceedings Papers

Flow Analysis of the Guide Vanes Region of Pump Turbine at the Slight Opening in the Pumping Startup Process

Honggang Fan, Qingfeng Ji, Weili Liao, Haixia Yang
Proc. ASME. FEDSM2016, Volume 1A, Symposia: Turbomachinery Flow Simulation and Optimization; Applications in CFD; Bio-Inspired and Bio-Medical Fluid Mechanics; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES and Hybrid RANS/LES Methods; Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Active Fluid Dynamics and Flow Control — Theory, Experiments and Implementation, V01AT09A011, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2016-7739
https://doi.org/10.1115/FEDSM2016-7739
View Paper titled, Flow Analysis of the Guide Vanes Region of Pump Turbine at the Slight Opening in the Pumping Startup Process
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Topics: Flow (Dynamics), Guide vanes, Pump turbines, Deflection, Noise (Sound), Torque, Vibration, Computation, Computer simulation, Dynamics (Mechanics)
Proceedings Papers

Development of Shroudless Francis Turbine

Yohei Nakamura, Ryosuke Shima, Hiroki Komatsu, Saki Shiratori, Kazuyoshi Miyagawa
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT02A006, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-02352
https://doi.org/10.1115/AJKFluids2015-02352
View Paper titled, Development of Shroudless Francis Turbine
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Topics: Francis turbines, Flow (Dynamics), Computational fluid dynamics, Design, Guide vanes, Leakage flows, Pressure, Reliability, Shapes, Blades
Proceedings Papers

A Hydraulic Design Procedure of Axial-Flow Pump

Zhenhua Shen, Svend Rasmussen, Xiaofen Ma, Christian Brix Jacobsen
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT33A001, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33036
https://doi.org/10.1115/AJKFluids2015-33036
View Paper titled, A Hydraulic Design Procedure of Axial-Flow Pump
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Topics: Axial flow, Design, Pumps, Aluminum, Computational fluid dynamics, Computer numerical control machine tools, Engineering prototypes, Guide vanes, Machining, Optimization
Proceedings Papers

A Twin Unidirectional Impulse Turbine for Wave Energy Conversion: Effect of Rotor Blade Profile on the Performance

Manabu Takao, Hideki Sato, Miah Md. Ashraful Alam, Shinya Okuhara, Genya Masaki, Toshiaki Setoguchi
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT11A003, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-11573
https://doi.org/10.1115/AJKFluids2015-11573
View Paper titled, A Twin Unidirectional Impulse Turbine for Wave Energy Conversion: Effect of Rotor Blade Profile on the Performance
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Topics: Blades, Impulse (Physics), Rotors, Turbines, Wave energy, Topology, Computational fluid dynamics, Guide vanes, Air flow, Flow (Dynamics)
Proceedings Papers

The Effect of Tip Leakage Vortex on Cavitation Performance in Axial Hydro Turbine

Naoki Masuda, Faris Austen, Hideaki Maeda
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT33A009, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33469
https://doi.org/10.1115/AJKFluids2015-33469
View Paper titled, The Effect of Tip Leakage Vortex on Cavitation Performance in Axial Hydro Turbine
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Topics: Cavitation, Hydraulic turbines, Leakage, Vortices, Computational fluid dynamics, Guide vanes, Renewable energy, Turbines, Blades, Clearances (Engineering)
Proceedings Papers

A Meridian Profile Obtained by No Restriction in Optimum Process

Takuji Tsugawa
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT09A001, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-09034
https://doi.org/10.1115/AJKFluids2015-09034
View Paper titled, A Meridian Profile Obtained by No Restriction in Optimum Process
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Topics: Blades, Design, Diffusion (Physics), Friction, Guide vanes, Impellers, Suction, Symmetry (Physics)
Proceedings Papers

The Effects of Variable-Inlet Guide Vanes on Performance of an Axial Flow Pump With Tip Clearance

Wei-Min Feng, Jing-Ye Pan, Zhi-Wei Guo, Qian Cheng
Proc. ASME. AJKFluids2015, Volume 1: Symposia, V001T33A017, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33499
https://doi.org/10.1115/AJKFluids2015-33499
View Paper titled, The Effects of Variable-Inlet Guide Vanes on Performance of an Axial Flow Pump With Tip Clearance
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Topics: Axial flow, Clearances (Engineering), Guide vanes, Pumps, Flow (Dynamics), Inlet guide vanes, Blades, Leakage, Vortices
Proceedings Papers

Numerical Study of Pump-Turbine Instabilities Under Pumping Mode Off-Design Conditions

Uroš Ješe, Regiane Fortes-Patella, Matevž Dular
Proc. ASME. AJKFluids2015, Volume 1: Symposia, V001T33A018, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33501
https://doi.org/10.1115/AJKFluids2015-33501
View Paper titled, Numerical Study of Pump-Turbine Instabilities Under Pumping Mode Off-Design Conditions
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Topics: Design, Pump turbines, Machinery, Cavitation, Computer simulation, Flow (Dynamics), Guide vanes, Numerical analysis, Pumped storage power plants, Stability
Proceedings Papers

Numerical Simulation of Francis Turbine

Raza A. Saeed
Proc. ASME. FEDSM2014, Volume 1A, Symposia: Advances in Fluids Engineering Education; Turbomachinery Flow Predictions and Optimization; Applications in CFD; Bio-Inspired Fluid Mechanics; Droplet-Surface Interactions; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES, and Hybrid RANS/LES Methods, V01AT02A001, August 3–7, 2014
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2014-21024
https://doi.org/10.1115/FEDSM2014-21024
View Paper titled, Numerical Simulation of Francis Turbine
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Topics: Computer simulation, Francis turbines, Computational fluid dynamics, Blades, Finite element analysis, Fluid dynamics, Simulation, Boundary-value problems, Finite element model, Flow (Dynamics)
Proceedings Papers

Domain Partitioned Transformation of Pump-Turbine Characteristic Curves in 3-D Space

Wei Zeng, Jiandong Yang, Yongguang Cheng
Proc. ASME. FEDSM2014, Volume 1B, Symposia: Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Flow Manipulation and Active Control: Theory, Experiments and Implementation; Multiscale Methods for Multiphase Flow; Noninvasive Measurements in Single and Multiphase Flows, V01BT10A034, August 3–7, 2014
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2014-21738
https://doi.org/10.1115/FEDSM2014-21738
View Paper titled, Domain Partitioned Transformation of Pump-Turbine Characteristic Curves in 3-D Space
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Topics: Pump turbines, Guide vanes, Hydraulic transients, Interpolation, Simulation, Boundary-value problems, Hydroelectric power stations, Shapes, Storage