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Davide-foto

Dr.-Ing. Davide Gatti
Senior Scientist
Raum: 601
Tel.: +49 721 608-43528
davide gatti ∂does-not-exist.kit edu

Institut für Strömungsmechanik
Karlsruher Institut für Technologie
Kaiserstraße 10, Geb. 10.23
76131 Karlsruhe
Tel.: +49 721 608 42368
Fax: +49 721 608 45147

Projekte

Research fields:

* Physics of turbulent flows
* Turbulent skin-friction drag reduction at high Reynolds numbers
* Direct numerical simulation and parallel scientific computing
* Vortex and Coherent Structure eduction in turbulent flows
* Dielectric elastomer actuators for flow control applications 

Fachzeitschriftveröffentlichungen


Correction to: Measurements in a Turbulent Channel Flow by Means of an LDV Profile Sensor
Pasch, S.; Leister, R.; Gatti, D.; Örlü, R.; Frohnapfel, B.; Kriegseis, J.
2024. Flow, Turbulence and Combustion. doi:10.1007/s10494-024-00532-8
Flow resistance over heterogeneous roughness made of spanwise-alternating sandpaper strips
Frohnapfel, B.; Deyn, L. von; Yang, J.; Neuhauser, J.; Stroh, A.; Örlü, R.; Gatti, D.
2024. Journal of Fluid Mechanics, 980, 1–35. doi:10.1017/jfm.2024.40
Measurements in a Turbulent Channel Flow by Means of an LDV Profile Sensor
Pasch, S.; Leister, R.; Gatti, D.; Örlü, R.; Frohnapfel, B.; Kriegseis, J.
2023. Flow, Turbulence and Combustion. doi:10.1007/s10494-023-00469-4
Drag Assessment for Boundary Layer Control Schemes with Mass Injection
Fahland, G.; Atzori, M.; Frede, A.; Stroh, A.; Frohnapfel, B.; Gatti, D.
2023. Flow, Turbulence and Combustion. doi:10.1007/s10494-023-00462-x
Introducing a Multi-Modal Plasma Actuator for Turbulent Flow Actuation
Serpieri, J.; Hehner, M. T.; Pasch, S.; Gatti, D.; Kriegseis, J.
2023. AIAA Journal. doi:10.2514/1.J062812
Influence of flow–fiber coupling during mold-filling on the stress field in short-fiber reinforced composites
Karl, T.; Zartmann, J.; Dalpke, S.; Gatti, D.; Frohnapfel, B.; Böhlke, T.
2023. Computational Mechanics, 71 (5), 991–1013. doi:10.1007/s00466-023-02277-z
Separating large-scale superposition and modulation in turbulent channels
Andreolli, A.; Gatti, D.; Vinuesa, R.; Örlü, R.; Schlatter, P.
2023. Journal of Fluid Mechanics, 958, A37. doi:10.1017/jfm.2023.103
Spatio-Temporal Visual Analysis of Turbulent Superstructures in Unsteady Flow
Ghaffari, B.; Gatti, D.; Westermann, R.
2023. IEEE Transactions on Visualization and Computer Graphics, 14 (8). doi:10.1109/TVCG.2022.3232367
Coherent near-wall structures and drag reduction by spanwise forcing
Gallorini, E.; Quadrio, M.; Gatti, D.
2022. Physical Review Fluids, 7 (11), Art.-Nr.: 114602. doi:10.1103/PhysRevFluids.7.114602
The Wall-Jet Region of a Turbulent Jet Impinging on Smooth and Rough Plates
Secchi, F.; Gatti, D.; Frohnapfel, B.
2022. Flow, Turbulence and Combustion, 110 (2), 275–299. doi:10.1007/s10494-022-00387-x
From drag-reducing riblets to drag-increasing ridges
von Deyn, L. H.; Gatti, D.; Frohnapfel, B.
2022. Journal of Fluid Mechanics, 951, Art.-Nr.: A16. doi:10.1017/jfm.2022.796
Structure of turbulence in the flow around a rectangular cylinder
Chiarini, A.; Gatti, D.; Cimarelli, A.; Quadrio, M.
2022. Journal of Fluid Mechanics, 946, Art.-Nr.: A35. doi:10.1017/jfm.2022.599
Simulation of turbulent flow over roughness strips
Neuhauser, J.; Schäfer, K.; Gatti, D.; Frohnapfel, B.
2022. Journal of Fluid Mechanics, 945, Art.-Nr.: A14. doi:10.1017/jfm.2022.536
Drag reduction on a transonic airfoil
Quadrio, M.; Chiarini, A.; Banchetti, J.; Gatti, D.; Memmolo, A.; Pirozzoli, S.
2022. Journal of Fluid Mechanics, 942, Art.Nr. R2. doi:10.1017/jfm.2022.369
Spatial resolution issues in rough wall turbulence
Gatti, D.; Stroh, A.; Frohnapfel, B.; Örlü, R.
2022. Experiments in Fluids, 63 (3), 63. doi:10.1007/s00348-022-03412-x
Effects of actuation mode on plasma-induced spanwise flow oscillations
Hehner, M. T.; Gatti, D.; Kotsonis, M.; Kriegseis, J.
2022. Journal of physics / D, 55 (20), Article no: 205203. doi:10.1088/1361-6463/ac526b
Turbulent impinging jets on rough surfaces
Secchi, F.; Häber, T.; Gatti, D.; Schulz, S.; Trimis, D.; Suntz, R.; Frohnapfel, B.
2022. GAMM Mitteilungen, 45 (1), e202200005. doi:10.1002/gamm.202200005
Uniform blowing and suction applied to nonuniform adverse-pressure-gradient wing boundary layers
Atzori, M.; Vinuesa, R.; Stroh, A.; Gatti, D.; Frohnapfel, B.; Schlatter, P.
2021. Physical review fluids, 6 (11), Art.-Nr. 113904. doi:10.1103/PhysRevFluids.6.113904
Decomposition of the mean friction drag on an NACA4412 airfoil under uniform blowing/suction
Fan, Y.; Atzori, M.; Vinuesa, R.; Gatti, D.; Schlatter, P.; Li, W.
2022. Journal of Fluid Mechanics, 932, A31. doi:10.1017/jfm.2021.1015
Analytical modeling and dimensionless characteristics of open wet clutches in consideration of gravity
Leister, R.; Najafi, A. F.; Kriegseis, J.; Frohnapfel, B.; Gatti, D.
2021. Forschung im Ingenieurwesen, 85, 849–857. doi:10.1007/s10010-021-00545-z
Ascending-descending and direct-inverse cascades of Reynolds stresses in turbulent Couette flow
Chiarini, A.; Mauriello, M.; Gatti, D.; Quadrio, M.
2022. Journal of Fluid Mechanics, 930, Art.-Nr.: A9. doi:10.1017/jfm.2021.886
Reynolds-number scaling of a vorticity-Annihilating boundary layer
Kaiser, F.; Von Der Burg, M.; Sommeria, J.; Viboud, S.; Frohnapfel, B.; Gatti, D.; Rival, D. E.; Kriegseis, J.
2021. Journal of Fluid Mechanics, 924, 2100600. doi:10.1017/jfm.2021.600
Investigation of Blowing and Suction for Turbulent Flow Control on Airfoils
Fahland, G.; Stroh, A.; Frohnapfel, B.; Atzori, M.; Vinuesa, R.; Schlatter, P.; Gatti, D.
2021. AIAA journal, 1–15. doi:10.2514/1.J060211
Global energy budgets in turbulent Couette and Poiseuille flows
Andreolli, A.; Quadrio, M.; Gatti, D.
2021. Journal of fluid mechanics, 924, Article no: A25. doi:10.1017/jfm.2021.598
Asymptotic fiber orientation states of the quadratically closed Folgar-Tucker equation and a subsequent closure improvement
Karl, T.; Gatti, D.; Frohnapfel, B.; Böhlke, T.
2021. Journal of Rheology, 65 (5), 999–1022. doi:10.1122/8.0000245
Coupled simulation of flow-induced viscous and elastic anisotropy of short-fiber reinforced composites
Karl, T.; Gatti, D.; Böhlke, T.; Frohnapfel, B.
2021. Acta mechanica, 232 (6), 2249–2268. doi:10.1007/s00707-020-02897-z
Parametric Study on Ridges Inducing Secondary Motions in Turbulent Channel Flow
Deyn, L. H. von; Gatti, D.; Frohnapfel, B.; Stroh, A.
2021. Proceedings in applied mathematics and mechanics, 20 (1), e202000139PAMM. doi:10.1002/pamm.202000139
Objective barriers to the transport of dynamically active vector fields
Haller, G.; Katsanoulis, S.; Holzner, M.; Frohnapfel, B.; Gatti, D.
2020. Journal of fluid mechanics, 905, Art. Nr.: A17. doi:10.1017/jfm.2020.737
Beat-Frequency-Operated Dielectric-Barrier Discharge Plasma Actuators for Virtual Wall Oscillations
Hehner, M. T.; Gatti, D.; Mattern, P.; Kotsonis, M.; Kriegseis, J.
2021. AIAA journal, 59 (2), 763–767. doi:10.2514/1.J059802
Non-dimensional characteristics of open wet clutches for advanced drag torque and aeration predictions
Leister, R.; Najafi, A. F.; Gatti, D.; Kriegseis, J.; Frohnapfel, B.
2020. Tribology international, 152, 106442. doi:10.1016/j.triboint.2020.106442
Structure function tensor equations in inhomogeneous turbulence
Gatti, D.; Chiarini, A.; Cimarelli, A.; Quadrio, M.
2020. Journal of fluid mechanics, 898, Art. Nr.: A5. doi:10.1017/jfm.2020.399
Aerodynamic Effects of Uniform Blowing and Suction on a NACA4412 Airfoil
Atzori, M.; Vinuesa, R.; Fahland, G.; Stroh, A.; Gatti, D.; Frohnapfel, B.; Schlatter, P.
2020. Flow, turbulence and combustion, 105, 735–759. doi:10.1007/s10494-020-00135-z
Do riblets exhibit fully rough behaviour?
Gatti, D.; Deyn, L. von; Forooghi, P.; Frohnapfel, B.
2020. Experiments in fluids, 61 (3), Article: 81. doi:10.1007/s00348-020-2921-0
On the stages of vortex decay in an impulsively stopped, rotating cylinder
Kaiser, F.; Frohnapfel, B.; Ostilla-Mónico, R.; Kriegseis, J.; Rival, D. E.; Gatti, D.
2019. Journal of fluid mechanics, 885, A6. doi:10.1017/jfm.2019.974
Quantification of amplitude modulation in wall-bounded turbulence
Dogan, E.; Örlü, R.; Gatti, D.; Vinuesa, R.; Schlatter, P.
2019. Fluid dynamics research, 51 (1), Art. Nr.: 011408. doi:10.1088/1873-7005/aaca81
An efficient numerical method for the generalised Kolmogorov equation
Gatti, D.; Remigi, A.; Chiarini, A.; Cimarelli, A.; Quadrio, M.
2019. Journal of turbulence, 20 (8), 457–480. doi:10.1080/14685248.2019.1664746
Stokes-layer formation under absence of moving parts - A novel oscillatory plasma actuator design for turbulent drag reduction
Hehner, M. T.; Gatti, D.; Kriegseis, J.
2019. Physics of fluids, 31 (5), Art.-Nr.: 051701. doi:10.1063/1.5094388
Predicting Turbulent Spectra in Drag-reduced Flows
Gatti, D.; Stroh, A.; Frohnapfel, B.; Hasegawa, Y.
2018. Flow, turbulence and combustion, 100 (4), 1081–1099. doi:10.1007/s10494-018-9920-8
Global energy fluxes in turbulent channels with flow control
Gatti, D.; Cimarelli, A.; Hasegawa, Y.; Frohnapfel, B.; Quadrio, M.
2018. Journal of fluid mechanics, 857, 345–373. doi:10.1017/jfm.2018.749
Turbulent Duct Flow Controlled with Spanwise Wall Oscillations
Straub, S.; Vinuesa, R.; Schlatter, P.; Frohnapfel, B.; Gatti, D.
2017. Flow, turbulence and combustion, 99 (3-4), 787–806. doi:10.1007/s10494-017-9846-6
Performance losses of drag-reducing spanwise forcing at moderate values of the Reynolds number
Gatti, D.; Quadrio, M.
2013. Physics of fluids, 25 (12), Art.Nr.: 125109. doi:10.1063/1.4849537
Reynolds-number dependence of turbulent skin-friction drag reduction induced by spanwise forcing
Gatti, D.; Quadrio, M.
2016. Journal of fluid mechanics, 802 (2), 553–582. doi:10.1017/jfm.2016.485
Experimental assessment of spanwise‑oscillating dielectric electroactive surfaces for turbulent drag reduction in an air channel flow
Gatti, D.; Güttler, A.; Frohnapfel, B.; Tropea, C.
2015. Experiments in Fluids, 56 (5), Art.Nr. 110. doi:10.1007/s00348-015-1983-x
The dielectric breakdown limit of silicone dielectric elastomer actuators
Gatti, D.; Haus, H.; Matysek, M.; Frohnapfel, B.; Tropea, C.; Schlaak, H. F.
2014. Applied physics letters, 104 (5), 052905. doi:10.1063/1.4863816

Publikationen

Fachzeitschriften und Büchern:

  1. D. Gatti and M. Quadrio (2015), Reynolds-dependence of skin-friction drag reduction induced by spanwise forcing, Journal of Fluid Mechanics, submitted

  2. D. Gatti, A. Güttler, B. Frohapfel and C. Tropea (2015), Experimentalassessment of spanwise‐oscillating dielectric electroactive surfaces for turbulent drag reduction in an air channel flow, Experiments in Fluids, Volume
    56:110

  3. D. Gatti, H. Haus, M. Matysek, B. Frohnapfel, C. Tropea and H. F. Schlaak (2014), The dielectric breakdown limit of silicone dielectric elastomer actuators, Applied Phsics Letters, Volume 104, 052905

  4. D. Gatti and M. Quadrio (2013), Performance losses of drag-reducing spanwise forcing at moderate values of the Reynolds number, Phisics of Fluids, Volume 25, 125109 

Tagungsbände, Konferenzbände und Konferenzbeiträge:

  1. M. Cormier, D. Gatti and B. Frohnapfel (2016), Interaction between inner and outer layer in drag-reduced turbulent flows, XXX Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), in publication

  2. D. Gatti, C. Tropea and H. F. Schlaak (2014), Dynamic performance of silicone dielectric elastomer actuators with bi-stable buckled beams, Proceeding of the SPIE Electraoactive Polymer Actuators and Devices, Volume 9056-38

  3. D. Gatti and M. Quadrio (2012), Turbulent drag reduction at moderate Reynolds numbers via spanwise velocity waves, 83rd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Volume 12

Konferenzbeiträge: *Vortragender

  1. D. Gatti*, A. Stroh, B. Frohnapfel, Y. Hasegawa, Inner-outer layer interaction in drag-reduced turbulent channel flows, 11th European Fluid Mechanics Conference, 2016, Sevilla, Spain

  2. A. Stroh*, D. Gatti, Y. Hasegawa and B. Frohnapfel, Influence of drag reducing near-wall turbulence control on spectral properties of Reynolds shear stress, 11th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements, 2016, Palermo, Italy,

  3. D. Gatti*, M. Quadrio, A. Cimarelli, Y. Hasegawa and B. Frohnapfel, Study of Energetics in drag-reduced turbulent channel flows, interdisciplinary turbulence initiative, 2016, Bertinoro, Italy

  4. D. Gatti*, B. Frohnapfel, A. Cimarelli, M. Quadrio and Y. Hasegawa, Turbulent skin-friction drag reduction in the constant power input framework, meeting of the GAMM, 2016, Braunschweig, Germany

  5. D. Gatti*, M. Quadrio, B. Frohnapfel, Reynolds number effect on turbulent drag reduction, 15th European Turbulence Conference, 2015, Delft, Netherlands

  6. D. Gatti*, A. Güttler, C. Tropea, B. Frohnapfel, Drag-reducing wall oscillations via dielectric elastomer actuators in duct flows, European drag reduction and flow control meeting, 2015, Cambridge, United Kingdom

  7. M. Quadrio*, D. Gatti, Skin-friction drag reduction by spanwise forcing: the Reynolds-number effect, 2015, European drag reduction and flow control meeting, 2015, Cambridge, United Kingdom

  8. D. Gatti*, Challenges in turbulent drag reduction via active means, FOR 1779 active drag reduction symposium, 2015, Aachen, Germany

  9. D. Gatti*, A. Güttler, M. Quadrio, H. F. Schlaak, C. Tropea and B. Frohnapfel, Dielectric Electroactive Polymers for drag-reducing wall oscillations in low- Reynolds turbulent channel flows, 2014, 10th Euromech Fluid Mechanics
    Conference, Copenhagen, Denmark

  10. D. Gatti*, C. Tropea, H. F. Schlaak, Dynamic performance of silicone dielectric elastomer actuators with bi-stable buckled beams, 2014, Electraoactive Polymer Actuators and Devices, San Diego, United States

  11. D. Gatti*, M. Quadrio, C. Tropea, B. Frohnapfel, Effectiveness of spanwise forcing for turbulent drag reduction at higher Re, XIV Euromech Turbulence Conference 2013, Lyon, France

  12. D. Gatti*, M. Quadrio, What happens to turbulent drag reduction at higher Re?, 9th Euromech Fluid Mechanics Conference, 2012, Roma, Italy

Betreute studentische Arbeiten

  1. Masterarbeit von Marion Cormier (2016): "Analyse turbulent flows via Empirical Mode Decomposition"
  2. Bachelorarbeit von Rachel See (2016) : "Measure skin-friction accurately in a new wind-tunnel facility"
  3. Masterarbeit von Steffen Straub (2015): "Direct numerical simulation of controlled turbulent duct flows"

Vorlesungen

1) Mathematical Methods in Fluid Dynamics
2) Fluid Mechanics with Matlab
3) Vortex Dynamics