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Journal Articles

Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads

Accepted Manuscript
Pascal Jolly, Mihai Arghir, Hidetoshi Kasahara, Wataru Kimura
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1642
https://doi.org/10.1115/1.4066788
Published Online: October 4, 2024
View Article titled, Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads
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Topics: Carbon, Friction, Torque, Rotors, Leakage, Carbon fibers, Flow (Dynamics), Fluids, Leakage flows, Pressure
Journal Articles

The Effect of Air-Water Mixture on The Dynamic Response of A Hydrodynamic Journal Bearing With Inclined Grooves

Accepted Manuscript
Anthony Voitus, Mihai Arghir, Mohamed-Amine Hassini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1626
https://doi.org/10.1115/1.4066716
Published Online: September 28, 2024
View Article titled, The Effect of Air-Water Mixture on The Dynamic Response of A Hydrodynamic Journal Bearing With Inclined Grooves
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Topics: Dynamic response, Journal bearings, Water, Stress, Bearings, Stability, Lubricants, Friction, Nuclear power stations, Pressure
Proceedings Papers

Effect of Piston Ring Grooves on the Radial and Tangential Forces of a Squeeze Film Damper

Emanuele Giampaolo, Mihai Arghir, Hugo Festjens
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A002, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122802
https://doi.org/10.1115/GT2024-122802
View Paper titled, Effect of Piston Ring Grooves on the Radial and Tangential Forces of a Squeeze Film Damper
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Topics: Computational fluid dynamics, Dampers, Flow (Dynamics), Piston rings
Proceedings Papers

The Effect of Air-Water Mixture on the Dynamic Response of a Hydrodynamic Journal Bearing With Inclined Grooves

Anthony Voitus, Mihai Arghir, Mohamed-Amine Hassini
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122232
https://doi.org/10.1115/GT2024-122232
View Paper titled, The Effect of Air-Water Mixture on the Dynamic Response of a Hydrodynamic Journal Bearing With Inclined Grooves
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Topics: Dynamic response, Journal bearings, Water
Proceedings Papers

Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads

Pascal Jolly, Mihai Arghir, Hidetoshi Kasahara, Wataru Kimura
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124822
https://doi.org/10.1115/GT2024-124822
View Paper titled, Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads
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Topics: Carbon, Leakage, Torque, Friction, Rotors, Carbon fibers, Flow (Dynamics), Fluids, Leakage flows, Pressure
Journal Articles

Effect of Air-Liquid Homogeneous Mixture on the Linear Dynamic Characteristics of a Hydrostatic Journal Bearing

Anthony Voitus, Mihai Arghir, Mohamed-Amine Hassini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121018.
Paper No: GTP-23-1333
https://doi.org/10.1115/1.4063523
Published Online: October 26, 2023
View Article titled, Effect of Air-Liquid Homogeneous Mixture on the Linear Dynamic Characteristics of a Hydrostatic Journal Bearing
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Topics: Bearings, Flow (Dynamics), Hydrostatics, Viscosity, Inertia (Mechanics), Pressure, Stiffness
Proceedings Papers

Experimental Characterization of a Two Stage Brush Seals: Leakage and Torque Measurements

Pascal Jolly, Mihai Arghir, Olivier Bonneau, Rémi Coirier, Giuseppe Fiore
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A021, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102971
https://doi.org/10.1115/GT2023-102971
View Paper titled, Experimental Characterization of a Two Stage Brush Seals: Leakage and Torque Measurements
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Topics: Experimental characterization, Leakage, Permeability, Torque, Torque measurement, Wear
Proceedings Papers

Effect of Air-Liquid Homogeneous Mixture on the Linear Dynamic Characteristics of a Hydrostatic Journal Bearing

Anthony Voitus, Mihai Arghir, Mohamed-Amine Hassini
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101410
https://doi.org/10.1115/GT2023-101410
View Paper titled, Effect of Air-Liquid Homogeneous Mixture on the Linear Dynamic Characteristics of a Hydrostatic Journal Bearing
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Topics: Bearings, Flow (Dynamics), Hydrostatics, Journal bearings
Journal Articles

Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals

Erwan Fourt, Mihai Arghir, Pascal Jolly, Mohamed Andasmas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091005.
Paper No: GTP-23-1163
https://doi.org/10.1115/1.4062692
Published Online: July 19, 2023
View Article titled, Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals
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Topics: Leakage, Leakage flows, Pressure, Rotors, Temperature, Torque, Clearances (Engineering), Friction, Experimental analysis, Flow (Dynamics)
Proceedings Papers

Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals

Erwan Fourt, Mihai Arghir, Pascal Jolly, Mohamed Andasmas
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80195
https://doi.org/10.1115/GT2022-80195
View Paper titled, Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals
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Topics: Experimental analysis, Leakage, Rotors, Clearances (Engineering), Friction, Leakage flows, Temperature, Texture (Materials), Torque
Proceedings Papers

Entrance Effects in Annular Seal Flows

Mihai Arghir, Jean Frene
Proc. ASME. DETC95, Volume 3B: 15th Biennial Conference on Mechanical Vibration and Noise — Acoustics, Vibrations, and Rotating Machines, 1149-1156, September 17–20, 1995
Publisher: American Society of Mechanical Engineers
Paper No: DETC1995-0510
https://doi.org/10.1115/DETC1995-0510
View Paper titled, Entrance Effects in Annular Seal Flows
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Topics: Flow (Dynamics), Fluid films, Navier-Stokes equations, Stiffness, Testing, Turbulence
Proceedings Papers

Stability Analysis of the Morton Effect of Rigid and Flexible Rotors

Silun Zhang, Mohamed Amine Hassini, Mihai Arghir
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14999
https://doi.org/10.1115/GT2020-14999
View Paper titled, Stability Analysis of the Morton Effect of Rigid and Flexible Rotors
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Topics: Rotors, Stability, Vibration, Ball bearings, Bearings, Deformation, Flow (Dynamics), Journal bearings, Temperature, Thermomechanics
Journal Articles

Thermogasodynamic Analysis of the Segmented Annular Seal

Samia Dahite, Mihai Arghir
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2021, 143(7): 072301.
Paper No: TRIB-20-1235
https://doi.org/10.1115/1.4048727
Published Online: November 5, 2020
View Article titled, Thermogasodynamic Analysis of the Segmented Annular Seal
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Topics: Rotors, Temperature, Heat transfer, Boundary-value problems, Equilibrium (Physics), Pressure, Film thickness
Journal Articles

Systematic Analysis of the Impact of Bump Height Manufacturing Errors on the Unbalance Response of a Foil Journal Bearing

Omar Benchekroun, Mihai Arghir
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2021, 143(1): 011012.
Paper No: VIB-20-1174
https://doi.org/10.1115/1.4047864
Published Online: August 14, 2020
View Article titled, Systematic Analysis of the Impact of Bump Height Manufacturing Errors on the Unbalance Response of a Foil Journal Bearing
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Topics: Errors, Foil bearings, Manufacturing, Rotors, Stiffness, Degrees of freedom
Proceedings Papers

A New Structural Bump Foil Model With Application From Start-Up to Full Operating Conditions

Mihai Arghir, Omar Benchekroun
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90494
https://doi.org/10.1115/GT2019-90494
View Paper titled, A New Structural Bump Foil Model With Application From Start-Up to Full Operating Conditions
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Topics: Algorithms, Bearings, Errors, Film thickness, Fluid pressure, Foil bearings, Friction, Lubrication, Manufacturing, Rotors
Proceedings Papers

Numerical Analysis of Lift Generation in a Radial Segmented Gas Seal

Mihai Arghir, Samia Dahite
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT15A005, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90492
https://doi.org/10.1115/GT2019-90492
View Paper titled, Numerical Analysis of Lift Generation in a Radial Segmented Gas Seal
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Topics: Bearings, Carbon, Lift (Fluid dynamics), Numerical analysis, Power presses, Rotors, Springs, Thrust bearings
Journal Articles

A New Structural Bump Foil Model With Application From Start-Up to Full Operating Conditions

Mihai Arghir, Omar Benchekroun
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101017.
Paper No: GTP-19-1332
https://doi.org/10.1115/1.4044685
Published Online: September 20, 2019
View Article titled, A New Structural Bump Foil Model With Application From Start-Up to Full Operating Conditions
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Topics: Algorithms, Bearings, Errors, Film thickness, Foil bearings, Friction, Lubrication, Manufacturing, Rotors, Stress
Journal Articles

Experimental Analysis of Small Diameter Brush Seals and Comparisons With Theoretical Predictions

Lilas Deville, Mihaï Arghir
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2019, 141(1): 012201.
Paper No: TRIB-17-1486
https://doi.org/10.1115/1.4040596
Published Online: July 18, 2018
View Article titled, Experimental Analysis of Small Diameter Brush Seals and Comparisons With Theoretical Predictions
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Topics: Flow (Dynamics), Pressure, Rotation, Rotors, Temperature, Leakage flows, Leakage, Experimental analysis, Pressure drop, Friction
Journal Articles

Experimental and Theoretical Rotordynamic Coefficients of Smooth and Round-Hole Pattern Water-Fed Annular Seals

Pascal Jolly, Mihaï Arghir, Olivier Bonneau, Mohamed-Amine Hassini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112501.
Paper No: GTP-18-1130
https://doi.org/10.1115/1.4040177
Published Online: July 5, 2018
View Article titled, Experimental and Theoretical Rotordynamic Coefficients of Smooth and Round-Hole Pattern Water-Fed Annular Seals
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Topics: Bearings, Damping, Excitation, Film thickness, Flow (Dynamics), Fluids, Friction, Inertia (Mechanics), Rotors, Stators
Journal Articles

Theoretical Analysis of Brush Seals Leakage Using Local Computational Fluid Dynamics Estimated Permeability Laws

Lilas Deville, Mihai Arghir
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2018, 140(6): 062803.
Paper No: GTP-17-1095
https://doi.org/10.1115/1.4038469
Published Online: February 13, 2018
View Article titled, Theoretical Analysis of Brush Seals Leakage Using Local Computational Fluid Dynamics Estimated Permeability Laws
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Topics: Computational fluid dynamics, Deformation, Flow (Dynamics), Permeability, Porosity, Porous materials, Pressure drop, Rotors, Pressure, Reynolds number