Gustavo R. S. Assi

ORCID: 0000-0003-4815-0756
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About
Contact & Profiles
Research Areas
  • Fluid Dynamics and Vibration Analysis
  • Vibration and Dynamic Analysis
  • Wind and Air Flow Studies
  • Aerodynamics and Fluid Dynamics Research
  • Fluid Dynamics Simulations and Interactions
  • Fluid Dynamics and Turbulent Flows
  • Hydraulic and Pneumatic Systems
  • Fluid dynamics and aerodynamics studies
  • Hydraulic flow and structures
  • Cavitation Phenomena in Pumps
  • CO2 Sequestration and Geologic Interactions
  • Ship Hydrodynamics and Maneuverability
  • Vibration Control and Rheological Fluids
  • Methane Hydrates and Related Phenomena
  • Lattice Boltzmann Simulation Studies
  • Wave and Wind Energy Systems
  • Hydraulic Fracturing and Reservoir Analysis
  • Structural Engineering and Vibration Analysis
  • Spacecraft and Cryogenic Technologies
  • Geotechnical Engineering and Underground Structures
  • Drilling and Well Engineering
  • Hydrology and Sediment Transport Processes
  • Reservoir Engineering and Simulation Methods
  • Technology Assessment and Management
  • Aerospace Engineering and Energy Systems

Universidade de São Paulo
2014-2025

Hospital Universitário da Universidade de São Paulo
2020-2023

Universidade Politecnica
2020

Imperial College London
2007-2010

The mechanism of wake-induced vibrations (WIV) a pair cylinders in tandem arrangement is investigated by experiments. A typical WIV response characterized build-up amplitude persisting to high reduced velocities; this different from vortex-induced vibration (VIV) response, which occurs limited resonance range. We suggest that the downstream cylinder excited unsteady vortex–structure interactions between body and upstream wake. Coherent vortices interfering with induce fluctuations fluid...

10.1017/s0022112010003095 article EN Journal of Fluid Mechanics 2010-08-16

Abstract When a pair of tandem cylinders is immersed in flow the downstream cylinder can be excited into wake-induced vibrations (WIV) due to interaction with vortices coming from upstream cylinder. Assi, Bearman & Meneghini ( J. Fluid Mech. , vol. 661, 2010, pp. 365–401) concluded that WIV excitation mechanism has its origin unsteady vortex–structure encountered by as it oscillates across wake. In present paper we investigate how responds excitation, characterising amplitude and...

10.1017/jfm.2012.606 article EN Journal of Fluid Mechanics 2013-02-08

10.1016/j.jfluidstructs.2014.07.002 article EN Journal of Fluids and Structures 2014-08-22

10.1016/j.jfluidstructs.2025.104274 article EN Journal of Fluids and Structures 2025-02-12

10.1016/j.jfluidstructs.2014.07.001 article EN Journal of Fluids and Structures 2014-08-22

10.1016/j.jfluidstructs.2018.02.007 article EN Journal of Fluids and Structures 2018-03-08
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