Institut für Strömungsmechanik (ISTM)
Mitarbeiter

Dr.-Ing. Alexander Stroh

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

Journal Publications


2020
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. doi:10.1007/s10494-020-00135-z
Secondary flow and heat transfer in turbulent flow over streamwise ridges.
Stroh, A.; Schäfer, K.; Forooghi, P.; Frohnapfel, B.
2020. International journal of heat and fluid flow, 81, Article No.108518. doi:10.1016/j.ijheatfluidflow.2019.108518
Rearrangement of secondary flow over spanwise heterogeneous roughness.
Stroh, A.; Schäfer, K.; Frohnapfel, B.; Forooghi, P.
2020. Journal of fluid mechanics, 885, R5. doi:10.1017/jfm.2019.1030
2019
Heat Transfer Modeling of Confined Bubble Evaporation in a Microchannel.
Sadir, S.; Talebi, M.; Woias, P.; Dittmeyer, R.; Frohnapfel, B.; Stroh, A.
2019. Proceedings in applied mathematics and mechanics, 19 (1, SI), Article no 201900449. doi:10.1002/pamm.201900449
Investigation of water microchannel boiling flow regimes using electrical sensing elements along a single microchannel.
Talebi, M.; Sadir, S.; Cobry, K.; Stroh, A.; Dittmeyer, R.; Woias, P.
2019. Measurement science and technology, 30 (12), Article: 125301. doi:10.1088/1361-6501/ab38f6
Combined direct numerical simulation and long-wave simulation of a liquid film sheared by a turbulent gas flow in a channel.
Bender, A.; Stroh, A.; Frohnapfel, B.; Stephan, P.; Gambaryan-Roisman, T.
2019. Physics of fluids, 31 (2), Art.-Nr.: 022103. doi:10.1063/1.5064423
The instantaneous structure of secondary flows in turbulent boundary layers.
Vanderwel, C.; Stroh, A.; Kriegseis, J.; Frohnapfel, B.; Ganapathisubramani, B.
2019. Journal of fluid mechanics, 862, 845–870. doi:10.1017/jfm.2018.955
2018
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
Drop bouncing by micro-grooves.
Fink, V.; Cai, X.; Stroh, A.; Bernard, R.; Kriegseis, J.; Frohnapfel, B.; Marschall, H.; Wörner, M.
2018. International journal of heat and fluid flow, 70, 271–278. doi:10.1016/j.ijheatfluidflow.2018.02.014
2017
Toward a Universal Roughness Correlation.
Forooghi, P.; Stroh, A.; Magagnato, F.; Jakirlic, S.; Frohnapfel, B.
2017. Journal of fluids engineering, 139 (12), Art. Nr.: 121201. doi:10.1115/1.4037280
Flow over a surface with multiscale randomly distributed roughness.
Forooghi, P.; Stroh, A.; Krumbein, B.; Magagnato, F.; Jakirlic, S.; Frohnapfel, B.
2017. Flow, turbulence and combustion / Special issue: engineering turbulence modelling and measurements, 99 (3-4), 551–990
2016
Secondary vortices over surfaces with spanwise varying drag.
Stroh, A.; Hasegawa, Y.; Kriegseis, J.; Frohnapfel, B.
2016. Journal of turbulence, 17 (12), 1142–1158. doi:10.1080/14685248.2016.1235277
Global effect of local skin friction drag reduction in spatially developing turbulent boundary layer.
Stroh, A.; Hasegawa, Y.; Schlatter, P.; Frohnapfel, B.
2016. Journal of fluid mechanics, 805, 303–321. doi:10.1017/jfm.2016.545
2015
A comparison of opposition control in turbulent boundary layer and turbulent channel flow.
Stroh, A.; Frohnapfel, B.; Schlatter, P.; Hasegawa, Y.
2015. Physics of Fluids, 27 (7), Art.Nr. 075101. doi:10.1063/1.4923234
2014
Turbulent flow over superhydrophobic surfaces with streamwise grooves.
Türk, S.; Daschiel, G.; Stroh, A.; Hasegawa, Y.; Frohnapfel, B.
2014. Journal of Fluid Mechanics, 747 (1), 186–217. doi:10.1017/jfm.2014.137
2012
The influence of frequency-limited and noise-contaminated sensing on reactive turbulence control schemes.
Stroh, A.; Frohnapfel, B.; Hasegawa, Y.; Kasagi, N.; Tropea, C.
2012. Journal of Turbulence, 13 (16), N16. doi:10.1080/14685248.2012.679343

Conference Contributions


2020
Direct Numerical Simulations of a Turbulent Flow over Wall-Mounted Obstacles - A Comparison of Different Numerical Approaches.
Schäfer, K.; Forooghi, P.; Straub, S.; Frohnapfel, B.; Stroh, A.
2020. Direct and Large Eddy Simulation XII. Ed.: M. García-Villalba, 91–96, Springer, Cham. doi:10.1007/978-3-030-42822-8_12
2019
RANS Untersuchungen zur Strömungskontrolle in turbulenter Grenzschicht von Flügelprofilen.
Fahland, G.; Stroh, A.; Gatti, D.; Frohnapfel, B.
2019, November 6. 19. STAB Workshop (2019), Göttingen, Deutschland, 5.–6. November 2019
Investigation of turbulent budgets in channels with secondary motions induced by streamwise-aligned ridges.
Schäfer, K.; Stroh, A.; Frohnapfel, B.; Gatti, D.
2019. 11th International Symposium on Turbulence and Shear Flow Phenomena (TSFP11), Southampton, UK, July 30 - August 2, 2019
RANS Investigation of Blowing and Suction for Turbulent Flow Control on a Wing Section.
Fahland, G.; Gatti, D.; Frohnapfel, B.; Stroh, A.; Atzori, M.; Vinuesa, R.; Schlatter, P.
2019, März 28. European Drag Reduction and Flow Control Meeting (EDRFCM 2019), Bad Herrenalb, Deutschland, 26.–29. März 2019
Turbulent channel flows with secondary motions: a concerted DNS and experimental study.
Deyn, L. von; Örlü, R.; Stroh, A.; Gatti, D.; Kriegseis, J.; Frohnapfel, B.
2019. 11th International Symposium on Turbulence and Shear Flow Phenomena (TSFP11), Southampton, UK, July 30 - August 2, 2019
Secondary flow impact on velocity and thermal fields of a structured turbulent channel flow.
Stroh, A.; Schafer, K.; Forooghi, P.; Frohnapfel, B.
2019. Proceedings of 14th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics, Wicklow, IR, July 22-24, 2019
2018
Kann homogenes Ausblasen die aerodynamische Effizienz eines Flügelprofils erhöhen?.
Reder, M.; Stroh, A.; Gatti, D.
2018, November 6. 21st DGLR-FAch-Symposium der STAB (2018), Darmstadt, Deutschland, 6.–7. November 2018
Numerical Investigation of Boiling in Microchannel-Arrays.
Stroh, A.; Sadir, S.; Dittmeyer, R.; Frohnapfe, B.
2018, April 24. 8th European-Japanese Two-Phase Flow Group Meeting (2018), New York City, NY, USA, 23.–26. April 2018
Numerical Investigation of Boiling in Microchannel-Arrays.
Stroh, A.; Sadir, S.; Dittmeyer, R.; Frohnapfel, B.
2018, April 27. Special Fluids Seminar (2018), Providence, RI, USA, 27. April 2018
Numerical investigation of vapor bubble growth in a rectangular microchannel.
Stroh, A.; Frohnapfel, B.; Dittmeyer, R.
2018. 16th International Heat Transfer Conference (IHTC16), Beijing, CHN, August 10-15, 2018, 907–915, Begell House Publishers, Danbury (Connecticut)
Rearrangement of secondary vortices over spanwise heterogeneous roughness.
Stroh, A.; Forooghi, P.; Frohnapfel, B.
2018. 12th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements (ETMM12), Montpellier, F, September 26-28, 2018
Vapor bubble growth in a rectangular microchannel.
Stroh, A.; Sadir, S.; Dittmeyer, R.; Frohnapfel, B.
2018. 89th GAMM Annual Meeting, München, 19th - 23rd March 2018
2017
Turbulent Superstructures in Controlled Flows.
Gatti, D.; Stroh, A.; Hasegawa, Y.; Frohnapfel, B.
2017. 88th Annual Meeting of the International Association of Applied Mathematics and Mechanic (GAMM), 06.-10.03.2017, Weimar, Germany, (2017)
Near-Wall Turbulence Damping in Wall-Bounded Flows.
Stroh, A.; Gatti, D.; Frohnapfel, B.
2017. European Drag Reduction and Flow Control Meeting, Rome, Italy, April 3-6, 2017
2016
Inner-outer layer interaction in drag-reduced turbulent channel flows.
Gatti, D.; Stroh, A.; Frohnapfel, B.; Hasegawa, Y.
2016. 11th European Fluid Mechanics Conference (EFMC 2016), Sevilla, Spanien, 13.–16. September 2016
Control of Spatially Developing Turbulent Boundary Layers for Skin Friction Drag Reduction.
Stroh, A.
2016. High Performance Computing in Science and Engineering ´16 : Transactions of the High Performance Computing Center, Stuttgart (HLRS) 2016. Ed.: W.E. Nagel, 399–411, Springer, Cham. doi:10.1007/978-3-319-47066-5_27
Influence of drag reducing near-wall turbulence control on spectral properties of Reynolds shear stress.
Stroh, A.; Gatti, D.; Hasegawa, Y.; Frohnapfel, B.
2016. 11th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements, September 21-23, 2016, Palermo, Italy
Inner-outer layer interaction in drag-reduced turbulent channel flows.
Gatti, D.; Stroh, A.; Frohnapfel, B.; Hasegawa, Y.
2016. 11th European Fluid Mechanics Conference, Sevilla, Spain, September 12-16, 2016
Secondary vortices over spanwise heterogeneous roughness.
Stroh, A.; Forooghi, P.; Kriegseis, J.; Frohnapfel, B.
2016. 24th International Congress of Theoretical and Applied Mechanics, Montreal, Canada, August 21-26, 2016
2015
Wave-length-dependent rearrangement of secondary vortices over superhydrophobic surfaces with streamwise grooves.
Stroh, A.; Hasegawa, Y.; Kriegseis, J.; Frohnapfel, B.
2015. 9th International Symposium on Turbulence and Shear Flow Phenomena (TSFP-9), The University of Melbourne, Australia, June 30 - July 3 (2015)
Downstream development of locally controlled turbulent boundary layer.
Stroh, A.; Hasegawa, Y.; Schlatter, P.; Frohnapfel, B.
2015. European Drag Reduction and Flow Control Meeting, Cambridge, UK, March 23-26, 2015
2014
Influence of locally applied control on the spatial development of turbulent boundary layers.
Stroh, A.; Hasegawa, Y.; Schlatter, P.; Frohnapfel, B.
2014. 10th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements, Marbella, Spain, Septemtember 17-19, 2014
Turbulent drag reduction over superhydrophobic surface.
Hasegawa, Y.; Stroh, A.; Tuerk, S.; Daschiel, G.; Frohnapfel, B.
2014. Computational Engineering and Science for Safety and Environmental Problems, Sendai, Japan, April 13-16, 2014
Suboptimal control of spatially developing turbulent boundary layers.
Stroh, A.; Fukagata, K.; Schlatter, P.; Frohnapfel, B.
2014. 10th European Fluid Mechanics Conference (EFMC 2014), Kopenhagen, Dänemark, 14.–18. September 2014
2013
Reactive Control of Spatially Developing Turbulent Boundary Layer.
Stroh, A.; Hasegawa, Y.; Frohnapfel, B.
2013. 14th European Turbulence Conference, Lyon, France, September 1-4, 2013
Secondary Motion in Turbulent Flows Over Superhydrophobic Surfaces.
Hasegawa*, Y.; Tuerk, S.; Stroh, A.; Daschiel, G.; Frohnapfel, B.
2013. 8th International Symposium on turbulence and shear flow phenomena (TSFP8), Poitiers, France, August 28-30, 2013
2012
Reactive control of spatially developing turbulent boundary layer.
Stroh, A.; Simon, R.; Hasegawa, Y.; Frohnapfel, B.; Khujadze, G.; Oberlack, M.
2012. 83rd Annual Meeting of the International Association of Applied Mathematics and Mechanic (GAMM), Darmstadt, Germany, 26.-30.03.2012

Betreute studentische Arbeiten

1. Masterarbeit von Rene Simon (2011): “Reactive flow control in turbulent boundary layers”
2. Masterarbeit von Sebastian Türk (2011): “Flow over structured surfaces with and without superhydrophobic properties”
3. Bachelorarbeit von Xing Ge (2013): “Reactive turbulence control with finite size actuators”
4. Bachelorarbeit von Arjun Ravi (2013): “Influence of domain size on numerical simulation of reactive control schemes”
5. Internship project by Juan Ignacio Polanco (2013): “Reactive control for skin friction drag reduction in turbulent flows using wall-placed sensors” 

Publikationen

Fachzeitschriften und Büchern:

1. Stroh, A., Hasegawa, Y., Schlatter, P. and Frohnapfel, B. (2016): Global effect of local skin friction drag reduction in spatially developing turbulent boundary layer, Journal of Fluid Mechanics, submitted, arXiv:1603.02427.

2. Stroh, A., Hasegawa, Y., Kriegseis, J. and Frohnapfel, B. (2016): Secondary vortices over surfaces with spanwise varying drag, Journal of Turbulence, submitted.

3. Stroh, A., Frohnapfel, B., Schlatter, P. and Hasegawa, Y.: A comparison of opposition control in turbulent boundary layer and turbulent channel flow. Physics of Fluids 27, 075101 (2015), doi:10.1063/1.4923234.

4. Tuerk, S., Daschiel, G., Stroh, A., Hasegawa, Y., Frohnapfel, B.: Turbulent Flow over Superhydrophobic Surfaces with Streamwise Grooves, Journal of Fluid Mechanics, volume 747, pp. 186-217 (2014), doi:10.1017/jfm.2014.137.

5. Stroh, A., Frohnapfel, B., Hasegawa Y., Kasagi, N., Tropea, C.: The influence of frequency limited and noise contaminated sensing on reactive turbulence control schemes, Journal of Turbulence 13 (2012), pp. 1-15.

 

Konferenzbeiträge: *Vortragender

 1. Stroh*, A., Gatti, D., Hasegawa, Y. and Frohnapfel, B.: 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 (ETMM11), Palermo, Italy, 21-23 Sept. (2016).

2. Stroh*, A., Forooghi, P., Kriegseis, J. and Frohnapfel, B.: Secondary vortices over spanwise heterogeneous roughness. 24th International Congress of Theoretical and Applied Mechanics (ICTAM 2016), Montreal, Canada, Aug. 21-26 (2016).

3. Stroh, A., Hasegawa*, Y., Kriegseis, J. and Frohnapfel, B.: Wave-length-dependent rearrangement of secondary vortices over superhydrophobic surfaces with streamwise grooves. 9th International Symposium on Turbulence and Shear Flow Phenomena (TSFP-9), The University of Melbourne, Australia, June 30 - July 3 (2015).

4. Stroh*, A., Hasegawa, Y., Schlatter, P. and Frohnapfel, B.: Downstream development of locally controlled turbulent boundary layer. European Drag Reduction and Flow Control Meeting,  Cambridge, UK, March 23-26 (2015).

5. Stroh*, A., Fukagata, K., Schlatter, P. and Frohnapfel, B.: Suboptimal control of spatially developing turbulent boundary layers, 10th European Fluid Mechanics Conference, Copenhagen, Denmark, Sept. 14-18 (2014).

6. Stroh*, A. , Hasegawa, Y., Schlatter, P. and Frohnapfel, B.: Influence of locally applied control on the spatial development of turbulent boundary layers, 10th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements, Marbella, Spain, Sept. 17-19 (2014).

7. Hasegawa*, Y., Stroh, A., Tuerk, S., Daschiel, G. & Frohnapfel, B.: Turbulent drag reduction over superhydrophobic surface, Computational Engineering and Science for Safety and Environmental Problems, April 13-16, Sendai, Japan (2014).

8. Hasegawa*, Y., Tuerk, S., Stroh, A., Daschiel, G. & Frohnapfel, B.: Secondary Motion in Turbulent Flows Over Superhydrophobic Surfaces, 8th Int. Symp. on Turbulent Shear Flow Phenomena (TSFP8), Poitiers, France, Aug. 28-30 (2013).

9. Stroh*. A., Hasegawa, Y. & Frohnapfel, B.: Reactive Control of Spatially Developing Turbulent Boundary Layer, 14th European Turbulence Conference, Lyon, France, Sept. 1-4 (2013).

10. Stroh*, A., Frohnapfel, B., Hasegawa Y.: Arrangement of sensors and actuators in reactive turbulence control schemes,  9th International ERCOFTAC Symposium on Engineering Turbulence Modeling and Measurements (ETMM9), Thessaloniki, Greece, June 6-8 (2012).

11. Stroh*, A., Simon, R. , Hasegawa, Y., Frohnapfel, B., Khujadze, G., and Oberlack, M.: Reactive control of spatially developing turbulent boundary layer, 83rd Annual Meeting of the International Association of Applied Mathematics and Mechanic (GAMM), Darmstadt, Germany (2012).

12. Stroh*, A., Frohnapfel, B., Hasegawa, Y., Kasagi, N. & Tropea, C.: The Influence of sensors with limited frequency resolution and noise pollution in reactive control schemes, 6th Int. Symp. on Turbulence and Shear Flow Phenomena (TSFP7), Ottawa, Canada, July 28-31 (2011).

13. Frohnapfel*, B., Stroh, A., Hasegawa, Y., Kasagi, N.: Feedback control of wall turbulence for drag reduction with finite spatial and temporal resolution. American Physical Society, 63rd Annual Meeting of the APS Division of Fluid Dynamics, (2010).