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Farzam Mortazavi
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Journal Articles

Swirl Brake Design for Improved Rotordynamic Vibration Stability Based on Computational Fluid Dynamics System Level Modeling

MD Shujan Ali, Farzam Mortazavi, Alan Palazzolo
Journal: ASME Open Journal of Engineering
Publisher: ASME
Article Type: Research Papers
ASME Open J. Engineering. January 2023, 2: 021039.
Paper No: AOJE-23-1034
https://doi.org/10.1115/1.4062934
Published Online: July 25, 2023
View Article titled, Swirl Brake Design for Improved Rotordynamic Vibration Stability Based on Computational Fluid Dynamics System Level Modeling
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Topics: Brakes, Compressors, Computational fluid dynamics, Deformation, Design, Impellers, Pressure, Stiffness, Transients (Dynamics), Flow (Dynamics)
Proceedings Papers

System Level Analysis of Compressor Eye-Labyrinth Seal Rotordynamic Forces: A Computational Fluid Dynamics Approach

Md Shujan Ali, Farzam Mortazavi, Alan Palazzolo
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59725
https://doi.org/10.1115/GT2021-59725
View Paper titled, System Level Analysis of Compressor Eye-Labyrinth Seal Rotordynamic Forces: A Computational Fluid Dynamics Approach
Open the PDF for System Level Analysis of Compressor Eye-Labyrinth Seal Rotordynamic Forces: A Computational Fluid Dynamics Approach in another window
Topics: Compressors, Computational fluid dynamics, Rotordynamics
Proceedings Papers

Flow Field Instability and Rotordynamic Impedances for an Open Impeller Centrifugal Pump in Transient Four-Quadrant Regimes

Md Shujan Ali, Farzam Mortazavi, Alan Palazzolo
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A009, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14841
https://doi.org/10.1115/GT2020-14841
View Paper titled, Flow Field Instability and Rotordynamic Impedances for an Open Impeller Centrifugal Pump in Transient Four-Quadrant Regimes
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Topics: Centrifugal pumps, Computational fluid dynamics, Flow (Dynamics), Impellers, Transients (Dynamics)
Journal Articles

A Transient Computational Fluid Dynamics, Phase Modulated, Multifrequency Approach for Impeller Rotordynamic Forces

Farzam Mortazavi, Alan Palazzolo
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2019, 141(7): 071110.
Paper No: FE-18-1530
https://doi.org/10.1115/1.4042559
Published Online: March 4, 2019
View Article titled, A Transient Computational Fluid Dynamics, Phase Modulated, Multifrequency Approach for Impeller Rotordynamic Forces
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Topics: Flow (Dynamics), Impellers, Computational fluid dynamics, Whirls, Transients (Dynamics)
Journal Articles

Rotordynamic Force Coefficients of Volutes and Diffusers for Prediction of Turbomachinery Vibration

Farzam Mortazavi, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. October 2018, 140(5): 051015.
Paper No: VIB-17-1344
https://doi.org/10.1115/1.4039725
Published Online: April 27, 2018
View Article titled, Rotordynamic Force Coefficients of Volutes and Diffusers for Prediction of Turbomachinery Vibration
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Topics: Diffusers, Flow (Dynamics), Impellers, Spin (Aerodynamics), Transients (Dynamics), Whirls, Design, Vibration, Turbomachinery, Clearances (Engineering)
Includes: Supplementary data
Journal Articles

Prediction of Rotordynamic Performance of Smooth Stator-Grooved Rotor Liquid Annular Seals Utilizing Computational Fluid Dynamics

Farzam Mortazavi, Alan Palazzolo
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2018, 140(3): 031002.
Paper No: VIB-17-1313
https://doi.org/10.1115/1.4038437
Published Online: December 12, 2017
View Article titled, Prediction of Rotordynamic Performance of Smooth Stator-Grooved Rotor Liquid Annular Seals Utilizing Computational Fluid Dynamics
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Topics: Computational fluid dynamics, Damping, Flow (Dynamics), Leakage, Rotors, Stators, Stiffness, Whirls, Surface roughness, Pressure
Journal Articles

Numerical Investigation of Back Vane Design and Its Impact on Pump Performance

Farzam Mortazavi, Alireza Riasi, Ahmad Nourbakhsh
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. December 2017, 139(12): 121104.
Paper No: FE-17-1196
https://doi.org/10.1115/1.4037281
Published Online: September 1, 2017
View Article titled, Numerical Investigation of Back Vane Design and Its Impact on Pump Performance
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Topics: Design, Flow (Dynamics), Impellers, Pumps, Thrust, Clearances (Engineering), Computational fluid dynamics
Proceedings Papers

CFD-Based Prediction of Rotordynamic Performance of Smooth Stator-Grooved Rotor (SS-GR) Liquid Annular Seals

Farzam Mortazavi, Alan Palazzolo
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A007, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63380
https://doi.org/10.1115/GT2017-63380
View Paper titled, CFD-Based Prediction of Rotordynamic Performance of Smooth Stator-Grooved Rotor (SS-GR) Liquid Annular Seals
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Topics: Computational fluid dynamics, Rotors, Stators, Leakage, Stiffness, Whirls, Damping, Pressure, Surface roughness, Dimensions
Proceedings Papers

Review of Molten Salt Nanofluids

Farzam Mortazavi, Debjyoti Banerjee
Proc. ASME. HT2016, Volume 1: Heat Transfer in Energy Systems; Thermophysical Properties; Theory and Fundamentals in Heat Transfer; Nanoscale Thermal Transport; Heat Transfer in Equipment; Heat Transfer in Fire and Combustion; Transport Processes in Fuel Cells and Heat Pipes; Boiling and Condensation in Macro, Micro and Nanosystems, V001T03A011, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: HT2016-7316
https://doi.org/10.1115/HT2016-7316
View Paper titled, Review of Molten Salt Nanofluids
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Topics: Nanofluids, Nanoparticles, Specific heat, Thermal conductivity, Fluids, Temperature, Energy generation, Molecular dynamics simulation, Rheology, Agglomeration (Materials)