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Proceedings Papers

Analysis of Instability Phenomena Occurring in a Centrifugal Pump With a Low-Solidity Fan-Type Inducer

Shimpei Narimatsu, Sota Nakayama, Shinichi Konno, Shinichiro Ejiri, Masahiro Miyabe
Proc. ASME. FEDSM2024, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC); Multiphase Flow (MFTC), V001T01A011, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2024-130433
https://doi.org/10.1115/FEDSM2024-130433
View Paper titled, Analysis of Instability Phenomena Occurring in a Centrifugal Pump With a Low-Solidity Fan-Type Inducer
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Topics: Cavitation, Centrifugal pumps, Computational fluid dynamics, Impellers, Leakage flows, Pressure, Flow (Dynamics), Energy dissipation, Fast Fourier transforms, Flow instability
Proceedings Papers

Passive Suppression of Diffuser Rotating Stall in a Centrifugal Pump by the Non-Symmetry Diffuser Vane

Mikio Takahashi, Dai Iwasaki, Shinichi Konno, Shinichiro Ejiri, Masahiro Miyabe
Proc. ASME. FEDSM2024, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC); Multiphase Flow (MFTC), V001T01A025, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2024-131293
https://doi.org/10.1115/FEDSM2024-131293
View Paper titled, Passive Suppression of Diffuser Rotating Stall in a Centrifugal Pump by the Non-Symmetry Diffuser Vane
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Topics: Centrifugal pumps, Computational fluid dynamics, Diffusers
Proceedings Papers

Numerical Simulation of Clay Slurries With High Yield Stresses in Centrifugal Pumps

Mohamed Garman, Robert Visintainer
Proc. ASME. FEDSM2024, Volume 2: Computational Fluid Dynamics (CFDTC); Micro and Nano Fluid Dynamics (MNFDTC); Flow Visualization, V002T05A022, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2024-131324
https://doi.org/10.1115/FEDSM2024-131324
View Paper titled, Numerical Simulation of Clay Slurries With High Yield Stresses in Centrifugal Pumps
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Topics: Centrifugal pumps, Computational fluid dynamics, Computer simulation, Pumps, Slurries, Yield stress
Proceedings Papers

Numerical Investigation of the Performance Curve Instability of a Centrifugal Pump With Vaned Diffusers

Andreas Baum, Martin Böhle
Proc. ASME. FEDSM2024, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC); Multiphase Flow (MFTC), V001T01A022, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2024-131065
https://doi.org/10.1115/FEDSM2024-131065
View Paper titled, Numerical Investigation of the Performance Curve Instability of a Centrifugal Pump With Vaned Diffusers
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Topics: Centrifugal pumps, Diffusers, Pumps, Pressure, Vortices, Design, Engineering simulation, Flow (Dynamics), Fluctuations (Physics), Impellers
Proceedings Papers

Diffuser Vane Slit Width Optimization Using Simple Prediction Method of Diffuser Rotating Stall Onset in a Centrifugal Pump

Shunya Takao, Sota Nakayama, Shinichi Konno, Yasushi Fujishima, Shinichiro Ejiri, Masahiro Miyabe
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T01A003, August 3–5, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2022-86728
https://doi.org/10.1115/FEDSM2022-86728
View Paper titled, Diffuser Vane Slit Width Optimization Using Simple Prediction Method of Diffuser Rotating Stall Onset in a Centrifugal Pump
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Topics: Centrifugal pumps, Diffusers, Optimization
Proceedings Papers

High-Speed-Imaging-Supported Investigation of the Acoustics of Cavitation in an Industrial Centrifugal Pump

Timo Gonschior, David Konstantin Tilcher, Antonia Heinrich, Paul Uwe Thamsen
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T02A005, August 3–5, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2022-87430
https://doi.org/10.1115/FEDSM2022-87430
View Paper titled, High-Speed-Imaging-Supported Investigation of the Acoustics of Cavitation in an Industrial Centrifugal Pump
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Topics: Acoustics, Cavitation, Centrifugal pumps, Imaging, Impellers, Microphones, Signals, Spectra (Spectroscopy), Suction, Transients (Dynamics)
Proceedings Papers

Usage of Clear Water Pumps in Wastewater Treatment Plants – Field Study

Yvonne Holzbauer, Paul-Uwe Thamsen
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T01A007, August 3–5, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2022-86885
https://doi.org/10.1115/FEDSM2022-86885
View Paper titled, Usage of Clear Water Pumps in Wastewater Treatment Plants – Field Study
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Topics: Pumps, Sewage, Wastewater treatment, Water, Impellers, Vortices, Blades, Hydraulics, Shapes, Centrifugal pumps
Proceedings Papers

Blade Thickness Redesign to Improve Efficiency and Decrease Unsteady Pressure Pulsation of a Low Specific Speed Centrifugal Pump

Chengshuo Wu, Peng Wu, Dazhuan Wu
Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A024, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65088
https://doi.org/10.1115/FEDSM2021-65088
View Paper titled, Blade Thickness Redesign to Improve Efficiency and Decrease Unsteady Pressure Pulsation of a Low Specific Speed Centrifugal Pump
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Topics: Blades, Centrifugal pumps, Pressure, Impellers, Pumps, Flow (Dynamics), Energy dissipation, Computer simulation, Cylinders, Design methodology
Proceedings Papers

Suppression of Diffuser Rotating Stall in a Centrifugal Pump by Use of Slit Vane

Shunya Takao, Shinichi Konno, Shinichiro Ejiri, Masahiro Miyabe
Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A007, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65519
https://doi.org/10.1115/FEDSM2021-65519
View Paper titled, Suppression of Diffuser Rotating Stall in a Centrifugal Pump by Use of Slit Vane
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Topics: Centrifugal pumps, Computational fluid dynamics, Diffusers
Proceedings Papers

Experimental and Numerical Modeling of Viscous Fluid Flow in Bifurcated Long Pipes for Oil Transport

Victorita Radulescu
Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T01A024, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20447
https://doi.org/10.1115/FEDSM2020-20447
View Paper titled, Experimental and Numerical Modeling of Viscous Fluid Flow in Bifurcated Long Pipes for Oil Transport
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Topics: Computer simulation, Fluid dynamics, Pipes, Flow (Dynamics), Bifurcation, Fluids, Geometry, Pressure, Reynolds number, Turbulence
Proceedings Papers

Design Optimization of Splitter Blade Impeller in a Centrifugal Pump

Shunya Takao, Kentarou Hayashi, Masahiro Miyabe
Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T01A027, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20144
https://doi.org/10.1115/FEDSM2020-20144
View Paper titled, Design Optimization of Splitter Blade Impeller in a Centrifugal Pump
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Topics: Blades, Centrifugal pumps, Computational fluid dynamics, Design, Impellers, Optimization, Pumps
Proceedings Papers

Numerical Investigation of Pressure Pulsation in Vaneless Region of a High Speed Centrifugal Pump

Yongshun Zeng, Min Yang, Yuqing Zhai, Zhifeng Yao, Fujun Wang, Ruofu Xiao
Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A015, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4912
https://doi.org/10.1115/AJKFluids2019-4912
View Paper titled, Numerical Investigation of Pressure Pulsation in Vaneless Region of a High Speed Centrifugal Pump
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Topics: Centrifugal pumps, Computer simulation, Pressure, Rotors, Stators
Proceedings Papers

Numerical Simulations of a Centrifugal Pump With a Non-Newtonian Fluid: Influence on Performances of Different Rheological Modelling

Matteo Occari, Valentina Mazzanti, Francesco Mollica, Enrico Munari, Michele Pinelli, Alessio Suman
Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A016, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4940
https://doi.org/10.1115/AJKFluids2019-4940
View Paper titled, Numerical Simulations of a Centrifugal Pump With a Non-Newtonian Fluid: Influence on Performances of Different Rheological Modelling
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Topics: Centrifugal pumps, Computational fluid dynamics, Computer simulation, Modeling, Non-Newtonian fluids, Rheology, Simulation
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

On the Effect of Trailing Edge Under-Filing on the Apparent Slip Factor of Centrifugal Impellers

Oliver Litfin, Antonio Delgado
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A044, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5610
https://doi.org/10.1115/AJKFluids2019-5610
View Paper titled, On the Effect of Trailing Edge Under-Filing on the Apparent Slip Factor of Centrifugal Impellers
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Topics: Impellers, Flow (Dynamics), Blades, Engineering simulation, Simulation, Centrifugal pumps, Computer simulation, Deflection, Fluids, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Transient Characteristics of a Centrifugal Pump at Rapid Startup

Teiichi Tanaka, Michiya Tabaru
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A002, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4648
https://doi.org/10.1115/AJKFluids2019-4648
View Paper titled, Transient Characteristics of a Centrifugal Pump at Rapid Startup
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Topics: Centrifugal pumps, Transients (Dynamics)
Proceedings Papers

Research of Unsteady Characteristics of Torque in Centrifugal Pumps

Luo Yin, Han Yuejiang, Dong Jian
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A017, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4914
https://doi.org/10.1115/AJKFluids2019-4914
View Paper titled, Research of Unsteady Characteristics of Torque in Centrifugal Pumps
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Topics: Centrifugal pumps, Torque
Proceedings Papers

Analysis of a Centrifugal Pump Equipped With an Axial Rotor With Variable Speed

Alin Ilie Bosioc, Daniel Călin Moş, Sebastian Muntean, Liviu Eugen Anton
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A046, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5617
https://doi.org/10.1115/AJKFluids2019-5617
View Paper titled, Analysis of a Centrifugal Pump Equipped With an Axial Rotor With Variable Speed
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Topics: Centrifugal pumps, Rotors
Proceedings Papers

Effects of Trailing Edge Position of Splitter Blade on the Pressure Pulsation in a Low Specific Centrifugal Pump

Jinfeng Zhang
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A011, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4875
https://doi.org/10.1115/AJKFluids2019-4875
View Paper titled, Effects of Trailing Edge Position of Splitter Blade on the Pressure Pulsation in a Low Specific Centrifugal Pump
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Topics: Blades, Centrifugal pumps, Pressure, Turbulence
Proceedings Papers

Experimental Tests With Centrifugal Pumps: Degradation of Performance, Instability and Dynamic Phenomena With Non-Newtonian Suspensions of Kaolin in Water

Matteo Occari, Enrico Munari, Valentina Mazzanti, Michele Pinelli, Francesco Mollica, Alessio Suman
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A067, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4939
https://doi.org/10.1115/AJKFluids2019-4939
View Paper titled, Experimental Tests With Centrifugal Pumps: Degradation of Performance, Instability and Dynamic Phenomena With Non-Newtonian Suspensions of Kaolin in Water
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Topics: Centrifugal pumps, Kaolin, Water