Theoretical Fluid Mechanics
Research topics
- Turbulent drag reduction
- Organised structures in turbulence
- Effect of large-scale motions on near-wall turbulence
- High-Reynolds-number asymptotics of steady separated flows
- Flows with trapped vortices
- Nonlinear stability of aerostatic platforms
- Centrifuges with hydraulic drive
- More mathematical
- The problem of turbulence
- Existence and uniqueness of the solutions of the Navier-Stokes equations
- Complex-valued solutions of the Navier-Stokes equations
- Flow control
- Tikhonov regularisation in discrete vortex methods
- Dust-laden gas flow
- Master-modes
- Computer expanded series
- Three-dimensional separation
- More applied
- Rotating stall in axial compressors
- Turbulent supersonic separated flows with heat and mass injection in the separation region
Near-wall turbulence
Polynomial Sum-Of-Squares (SOS) approach in fluid dynamics
Easy-to-use Navier-Stokes solvers
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Selected topics of past research
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Plans, news, and recent events:
- Will give a talk at European Drag Reduction and Flow Control Meeting 26-29 March 2019, Haus der Kirche, Bad Herrenalb, Germany.
- Will give a keynote lecture at the workshop Scientific Computing Across Scales: Extreme Events and Criticality in Fluid Mechanics, The Fields Institute, Toronto, April 15-18, 2019.
- Visited the Peking University State Key Laboratory for Turbulence and Complex System in September 13-30, 2018.
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Attended EeroMech Colloquim 598
Coherent structures in wall-bounded turbulence: new directions in a classic problem
, London, August 29-31, 2018, with a talkLarge-scale motions for the QSQH theory
(with Chi Zhang). -
Gave a talk on
Questions concerning quasi-steady mechanism of the Reynolds number, pressure gradient, and geometry effect on drag reduction
at the Workshop on Active Drag Reduction, Aachen, Germany, 15-16 March 2018. - Gave a lecture course
The problem of turbulence: bounding solutions to equations of fluid mechanics & other dynamical systems
, with Giovanni Fantuzzi providing exercise sessions, at The 6th Bremen Winter SchoolDynamical systems and turbulence
, March 12-16, 2018.
Sergei Chernyshenko