Thermofluiddynamik - Ausgewählte Publikationen

Thermal fluid dynamics - Selected publications

2021

  • Hernandez, J. N. C.; Link, G.; Schubert, M.; Hampel, U.
    Modeling of the effective permittivity of open-cell ceramic foams inspired by Platonic solids
    Materials 14(2021), 7446
    https://doi.org/10.3390/ma14237446
  • Xiao, J.; Yan, H.; Schubert, M.; Liu, L.; Döß, A.; Schleicher, E.; Hampel, U.
    Effect of Nozzle Geometry on Centerline Gas Holdup in Submerged Gas Injection
    Metallurgical and Materials Transactions B (2021)
    https://doi.org/10.1007/s11663-021-02315-2
  • Parra Ramirez, M. A.; Reinecke, S.; Skouteris, G.; Hampel, U.
    Energy Flexibility Chances for the Wastewater Treatment Plant of the Benchmark Simulation Model 1
    Processes 9(2021), 1854
    https://doi.org/10.3390/pr9101854
  • Herrmann-Heber, R.; Ristau, F.; Mohseni, E.; Reinecke, S.; Hampel, U.
    Experimental Oxygen Mass Transfer Study of Micro-perforated Diffusers
    Energies 14(2021)21, 7268
    https://doi.org/10.3390/en14217268
  • Banari, A.; Henry, C.; Fank Eidt, R. H.; Pierre, L.; Klaus, Z.; Hampel, U.; Lecrivain, G.
    Evidence of collision-induced resuspension of microscopic particles from a monolayer deposit
    Physical Review Fluids 6(2021)8, L082301
    https://doi.org/10.1103/PhysRevFluids.6.L082301
  • Kipping, R.; Wagner, M.; Hampel, U.
    On Inter-bubble Distances and Bubble Clustering in Bubbly Flows: An Experimental Study
    Chemical Engineering Journal 431(2022)4, 133486
    https://doi.org/10.1016/j.cej.2021.133486
  • Windisch, D.; Knodel, O.; Juckeland, G.; Hampel, U.; Bieberle, A
    FPGA-based Real-Time Data Acquisition for Ultrafast X-Ray Computed Tomography
    IEEE Transactions on Nuclear Science 68(2021)12, 2779-2786
    https://doi.org/10.1109/TNS.2021.3123837
  • Setoodeh, H.; Moonesi Shabestary, A.; Ding, W.; Lucas, D.; Hampel, U.
    CFD-Modelling of Boiling in a Heated Pipe Including Flow Pattern Transition
    Applied Thermal Engineering (2022), 117962
    https://doi.org/10.1016%2Fj.applthermaleng.2021.117962
  • Marchini, S.; Schubert, M.; Hampel, U.
    Analysis of the effect of uncertainties in hydrodynamic parameters on the accuracy of the gas flow modulation technique for bubble columns
    Chemical Engineering Journal (2022), 133478
    https://doi.org/10.1016/j.cej.2021.133478
  • de Assis Dias, F.; Wiedemann, P.; Da Silva, M. J.; Schleicher, E.; Hampel, U.
    Tuning capacitance wire-mesh sensor gains for measurement of conductive fluids
    Technisches Messen 88(2021)S1, S107-S113
    https://doi.org/10.1515/teme-2021-0055
  • Mohseni, E.; Ziegenhein, T.; Reinecke, S.; Hampel, U.
    Bubble formation from sub-millimeter orifices under variable gas flow conditions
    Chemical Engineering Science 242(2021), 116698
    https://doi.org/10.1016/j.ces.2021.116698
  • Tas-Köhler, S.; Liao, Y.; Hampel, U.
    A critical analysis of drag force modelling for disperse gas-liquid flow in a pipe with an obstacle
    Chemical Engineering Science 246(2021), 117007
    https://doi.org/10.1016/j.ces.2021.117007
  • Döß, A.; Schubert, M.; Wiedemann, P.; Junge, P.; Hampel, U.; Schleicher, E.; Mehringer, C.; Geipel, C.
    Flow morphologies in straight and bent horizontal pipes
    ACS Engineerung Au 1(2021), 39-49
    https://doi.org/10.1021/acsengineeringau.1c00003
  • de Assis Dias, F.; Wiedemann, P.; Da Silva, M. J.; Schleicher, E.; Hampel, U.
    Combined Finite Element and Electronic Circuit Model of a Wire-Mesh Sensor
    IEEE Access 9(2021), 66309-66322
    https://doi.org/10.1109/ACCESS.2021.3076966
  • Vishwakarma, V.; Abdul Haq, S.; Schleicher, E.; Schubert, M.; Hampel, U.
    Experimental analysis of the hydrodynamic performance of an industrial-scale cross-flow sieve tray
    Chemical Engineering Research and Design 174(2021), 294-306
    https://doi.org/10.1016/j.cherd.2021.07.026
  • Taborda, M. A.; Kipping, R.; Hampel, U.; Sommerfeld, M.
    Advanced Analysis of Bubble Columns: Comparison of Euler/Lagrange Simulations and Experiments under CO2 chemisorption conditions
    Chemical Engineering Research and Design 170(2021), 389-405
    https://doi.org/10.1016/j.cherd.2021.04.020
  • Mohseni, E.; Bauermann Lang, G.; Reinecke, S.; Hampel, U.
    A mechanistic model for bubble formation from microscale orifices under constant gas flow conditions
    ACS Engineerung Au 1(2021)2, 96-104
    https://doi.org/10.1021/acsengineeringau.1c00004
  • Prasser, H.-M.; Hampel, U.; Schütz, P.
    TOPFLOW Pressure Chamber – versatile techniques to simplify design and instrumentation of thermal fluid dynamic experiments at high pressure
    Nuclear Engineering and Design 372(2021), 110971
    https://doi.org/10.1016/j.nucengdes.2020.110971
  • Marchini, S.; Vishwakarma, V.; Schubert, M.; Brunazzi, E.; Hampel, U.
    Direct tray and point efficiency measurements including weeping effects through a convenient addon for air/water simulators
    Industrial & Engineering Chemistry Research 60(2021)6, 2600-2612
    https://doi.org/10.1021/acs.iecr.0c05962
  • de Assis Dias, F.; Pipa, D. R.; Morales, R. E. M.; Da Silva, M. J.
    Wire-Mesh Sensor Super-Resolution Based on Statistical Reconstruction
    IEEE Transactions on Instrumentation and Measurement 70(2021), 4503212
    https://doi.org/10.1109/TIM.2021.3058362
  • Windmeier, C.; Flegiel, F.; Döß, A.; Franz, R.; Schleicher, E.; Wiezorek, M.; Schubert, M.; Hampel, U.
    A new research infrastructure for investigating flow hydraulics and process equipment at critical fluid properties
    Chemie Ingenieur Technik 93(2021)7, 1119-1125
    https://doi.org/10.1002/cite.202000202
  • Flegiel, F.; Windmeier, C.; Wiezorek, M.; Döß, A.; Schubert, M.; Hampel, U.; Schleicher, E.
    Capacity and sizing of wire mesh mist eliminators at critical fluid properties
    Chemie Ingenieur Technik 93(2021)7, 1166-1177
    https://doi.org/10.1002/cite.202000222
  • Döß, A.; Schubert, M.; Wiezorek, M.; Hampel, U.; Flegiel, F.; Windmeier, C.; Schleicher, E.; Schunk, C.
    Morphology of flashing feeds at critical fluid properties in larger pipes
    Chemie Ingenieur Technik 93(2021)7, 1126-1133
    https://doi.org/10.1002/cite.202000220
  • Döß, A.; Schubert, M.; Hampel, U.; Mehringer, C.; Geipel, C.; Schleicher, E.
    Two-phase flow morphology and phase fractions in larger feed line sections
    Chemie Ingenieur Technik 93(2021)7, 1134-1141
    https://doi.org/10.1002/cite.202000209
  • Unger, S.; Müller, J.; Bangalore Mohankumar, M.; Rath, S.; Hampel, U.
    Numerical dimensioning of a pre-cooler for sCO2 power cycles to utilize industrial waste heat
    Energies 14(24)(2021), 8278
    https://doi.org/10.3390/en14248278
  • Vishwakarma, V.; Wiedemann, P.; Schleicher, E.; Schubert, M.; Hampel, U.

    A new approach for estimating the effective froth height on column trays
    Chemical Engineering Science 231(2021), 116304
    https://doi.org/10.1016/j.ces.2020.116304

  • Carl Lavoratti, T.; Heitkam, S.; Hampel, U.; Lecrivain, G.
    A computational method to simulate mono- and poly-disperse two-dimensional foams flowing in obstructed channel
    Rheologica Acta 60(2021), 587-601
    https://doi.org/10.1007/s00397-021-01288-y
  • Vishwakarma, V.; Schleicher, E.; Bieberle, A.; Schubert, M.; Hampel, U.
    Advanced flow profiler for two-phase flow imaging on distillation trays
    Chemical Engineering Science 231(2021), 116280
    https://doi.org/10.1016/j.ces.2020.116280
  • Mull, T.; Wagner, T.; Bonfigli, G.; Buchholz, S.; Schäfer, F.; Schleicher, E.; Schuster, C.; Sporn, M.
    Safety Cases for Design-Basis Accidents in LWRs Featuring Passive Systems Part 1 - Experimental Investigations
    Nuclear Engineering and Design 387(2022), 111095
    https://doi.org/10.1016/j.nucengdes.2021.111095
  • Tas-Köhler, S.; Neumann-Kipping, M.; Liao, Y.; Krepper, E.; Hampel, U.
    CFD simulation of bubbly flow around an obstacle in a vertical pipe with a focus on breakup and coalescence modelling
    International Journal of Multiphase Flow 135(2021), 103528
    https://doi.org/10.1016/j.ijmultiphaseflow.2020.103528
  • Setoodeh, H.; Ding, W.; Lucas, D.; Hampel, U.
    Modelling and Simulation of Flow Boiling with an Eulerian-Eulerian Approach and Integrated Models for Bubble Dynamics and Temperature-dependent Heat Partitioning
    International Journal of Thermal Sciences 161(2021), 106709
    https://doi.org/10.1016/j.ijthermalsci.2020.106709
  • Papapetrou, T. N.; Lecrivain, G.; Bieberle, M.; Boudouvis, A.; Hampel, U.
    An improved contact method for quantifying the mixing of a binary granular mixture
    Granular Matter 23(2021), 15
    https://doi.org/10.1007/s10035-020-01073-3
  • Zhang, X.; Wu, J.; Zhang, H.; Ding, W.; Zhang, J.
    Visualization of Liquid Reaction in Submerged Top-blow Agitation Process
    Fuel Cells 21(2021)1, 18-23
    https://doi.org/10.1002/fuce.202000016
  • Unger, S.; Beyer, M.; Pietruske, H.; Szalinski, L.; Hampel, U.
    Natural convection heat transfer performance of additively manufactured tube bundle heat exchangers with novel fin design
    Heat and Mass Transfer 57(2021), 1193-1203
    https://doi.org/10.1007/s00231-020-03014-5
  • Hartig, J. U.; Bieberle, A.; Engmann, C.; Haller, P.
    Voxel-based finite element modelling of wood elements based on spatial density and geometry data using computed tomography
    Wood Research and Technology - Holzforschung 75(2021)8, 742-753
    https://doi.org/10.1515/hf-2020-0105
  • Unger, S.; Beyer, M.; Pietruske, H.; Szalinski, L.; Hampel, U.
    Air-side thermal and flow performance study of additively manufactured tube bundle heat exchangers with novel fin design
    International Journal of Thermal Sciences 161(2021), 106752
    https://doi.org/10.1016/j.ijthermalsci.2020.106752
  • Porombka, P.; Boden, S.; Lucas, D.; Hampel, U.
    Horizontal annular flow through orifice studied by X-ray microtomography
    Experiments in Fluids 62(2021)1, 5
    https://doi.org/10.1007/s00348-020-03091-6
  • Kipping, R.; Kryk, H.; Hampel, U.
    Experimental analysis of gas phase dynamics in a lab scale bubble column operated with deionized water and NaOH solution under uniform bubbly flow conditions
    Chemical Engineering Science 229(2021), 116056
    https://doi.org/10.1016/j.ces.2020.116056
  • Unger, S.; Arlit, M.; Beyer, M.; Hampel, U.
    Experimental study on the advective heat flux of a heat exchanger for passive cooling of spent fuel pools by temperature anemometry grid sensor
    Nuclear Engineering and Design 379(2021), 111237
    https://doi.org/10.1016/j.nucengdes.2021.111237

2020

  • Wiedemann, P.; de Assis Dias, F.; Schleicher, E.; Hampel, U.
    Temperature Compensation for Conductivity-Based Phase Fraction Measurements with Wire-Mesh Sensors in Gas-Liquid Flows of Dilute Aqueous Solutions
    Sensors (2020)
  • Shumilov, V.; Kirilin, A.; Tokarev, A.; Boden, S.; Schubert, M.; Hampel, U.; Hupa, L.; Salmi, T.; Murzin, D. Y.
    Preparation of γ-Al₂O₃/α-Al₂O₃ ceramic foams as catalyst carriers via the replica technique
    Catalysis Today (2020)
  • Vishwakarma, V.; Wiedemann, P.; Schleicher, E.; Schubert, M.; Hampel, U.
    A new approach for estimating the effective froth height on column trays
    Chemical Engineering Science (2020)
  • Hernandez, J. N. C.; Link, G.; Soldatov, S.; Füssel, A.; Schubert, M.; Hampel, U.
    Experimental and numerical analysis of the complex permittivity of open-cell ceramic foams
    Ceramics International (2020)
  • Mohseni, E.; Jose Kalayathine, J.; Reinecke, S.; Hampel, U.
    Dynamics of Bubble Formation at Micro-orifices under Constant Gas Flow Conditions
    International Journal of Multiphase Flow 132(2020), 103407
  • Vishwakarma, V.; Schleicher, E.; Bieberle, A.; Schubert, M.; Hampel, U.
    Advanced flow profiler for two-phase flow imaging on distillation trays
    Chemical Engineering Science (2020)
  • Kästner, W.; Alt, S.; Seeliger, A.; Zacharaias, F.; Harm, U.; Illgen, R.; Hampel, U.; Kryk, H.
    Modelling thermal-hydraulic effects of zinc borate deposits in the PWR core after LOCA - Experimental strategies and test facilities
    atw - International Journal for Nuclear Power 65(2020)6/7, 341-345
  • Setoodeh, H.; Ding, W.; Lucas, D.; Hampel, U.
    Modelling and Simulation of Flow Boiling with an Eulerian-Eulerian Approach and Integrated Models for Bubble Dynamics and Temperature-dependent Heat Partitioning
    International Journal of Thermal Sciences (2020)
  • de Assis Dias, F.; Nunes Dos Santos, E.; Da Silva, M. J.; Schleicher, E.; Morales, R. E. M.; Hewakandamby, B.; Hampel, U.
    New algorithm to discriminate phase distribution of gas-oil-water pipe flow with dual-modality wire-mesh sensor
    IEEE Access 8(2020), 125163-125178
  • Papapetrou, T. N.; Lecrivain, G.; Bieberle, M.; Boudouvis, A.; Hampel, U.
    An improved contact method for quantifying the mixing of a binary granular mixture
    Granular Matter (2020)
  • Unger, S.; Beyer, M.; Pietruske, H.; Szalinski, L.; Hampel, U.
    Natural convection heat transfer performance of additively manufactured tube bundle heat exchangers with novel fin design
    Experimental Thermal and Fluid Science (2020)
  • Hampel, U.; Schubert, M.; Döß, A.; Sohr, J.; Vishwakarma, V.; Repke, J.-U.; Gerke, S. J.; Leuner, H.; Rädle, M.; Kapoustina, V.; Schmitt, L.; Grünewald, M.; Brinkmann, J. H.; Plate, D.; Kenig, E. Y.; Lutters, N.; Bolenz, L.; Buckmann, F.; Toye, D.; Arlt, W.; Linder, T.; Hoffmann, R.; Klein, H.; Rehfeldt, S.; Winkler, T.; Bart, H.-J.; Wirz, D.; Schulz, J.; Scholl, S.; Augustin, W.; Jasch, K.; Schlüter, F.; Schwerdtfeger, N.; Jupke, A.; Kabatnik, C.; Braeuer, A. S.; D'Auria, M.; Runowski, T.; Casal, M. F.; Becker, K.; David, A.-L.; Górak, A.; Skiborowski, M.; Groß, K.; Qammar, H.
    Recent advances in experimental techniques for flow and mass transfer analyses in thermal separation systems
    Chemie Ingenieur Technik 92(2020)7, 926-948
  • Bieberle, A.; Windisch, D.; Iskander, K.; Bieberle, M.; Hampel, U.
    A smart multi-plane detector design for ultrafast electron beam X-ray computed tomography
    Sensors 20(2020), 5174
  • Unger, S.; Beyer, M.; Pietruske, H.; Szalinski, L.; Hampel, U.
    Air-side thermal and flow performance study of additively manufactured tube bundle heat exchangers with novel fin design
    Applied Thermal Engineering (2020)
  • Unger, S.; Beyer, M.; Szalinski, L.; Hampel, U.
    Thermal and flow performance of tilted oval tubes with novel fin designs
    International Journal of Heat and Mass Transfer (2020)
  • Hampel, U.; Barthel, F.; Bieberle, A.; Bieberle, M.; Boden, S.; Franz, R.; Neumann-Kipping, M.; Tas-Köhler, S.
    Tomographic imaging of two-phase flow
    International Journal of Advanced Nuclear Reactor Design and Technology 2(2020), 86-92
  • Porombka, P.; Boden, S.; Lucas, D.; Hampel, U.
    Horizontal annular flow through orifice studied by X-ray microtomography
    Experiments in Fluids (2020)
  • Tas-Köhler, S.; Lecrivain, G.; Krepper, E.; Unger, S.; Hampel, U.
    Numerical investigation on the effect of transversal fluid field deformation on heat transfer in a rod bundle with mixing vanes
    Nuclear Engineering and Design (2020)
  • Neumann-Kipping, M.; Bieberle, A.; Hampel, U.
    Investigations on bubbly two-phase flow in a constricted vertical pipe
    International Journal of Multiphase Flow 130(2020), 103340
  • Kipping, R.; Kryk, H.; Hampel, U.
    Experimental analysis of gas phase dynamics in a lab scale bubble column operated with deionized water and NaOH solution under uniform bubbly flow conditions
    Chemical Engineering Science 229(2021), 116056
  • Ding, W.; Zhang, J.; Sarker, D.; Hampel, U.
    The role of microlayer for bubble sliding in nucleate boiling: A new view point for heat transfer enhancement via surface engineering
    International Journal of Heat and Mass Transfer 149(2020), 119239
  • Wagner, M.; Reinicke, S.; Kratzsch, A.; Hampel, U.
    An analysis for detecting potential relocation of the inventory of dry storage containers during prolonged interim storage via changes in the wall temperature fields
    Nuclear Engineering and Design 366(2020), 110749
  • Möller, F.; Dehmelt, T.; Schmidt, N.; Lau, Y. M.; Hampel, U.; Schubert, M.
    A Recirculation Cell Approach for Hydrodynamic and Mass Transfer Modeling in Bubble Columns with and without Internals
    Chemical Engineering Journal 383(2020), 123197
  • Skouteris, G.; Rodriguez Garcia, G.; Reinecke, S.; Hampel, U.
    The use of pure oxygen for aeration in aerobic wastewater treatment: a review of its potential and limitations
    Bioresource Technology 312(2020), 123595
  • Timaeus, R.; Schleicher, E.; Bieberle, A.; Hampel, U.; Schubert, M.
    Identification of the process windows of inclined rotating fixed-bed reactors with concentric tube – a hydrodynamic analysis
    Chemical Engineering Science 220(2020), 115637
  • Sahovic, B.; Atmani, H.; Sattar, M. A.; Garcia, M. M.; Schleicher, E.; Legendre, D.; Climent, E.; Zamanski, R.; Pedrono, A.; Babout, L.; Banasiak, R.; Portela, L.; Hampel, U.
    Controlled inline fluid separation based on smart process tomography sensors
    Chemie Ingenieur Technik 92(2020)5, 554-563
  • Sahovic, B.; Atmani, H.; Wiedemann, P.; Schleicher, E.; Legendre, D.; Climent, E.; Zamanski, R.; Pedrono, A.; Hampel, U.
    A study on the relationship between upstream and downstream conditions in swirling two-phase flow
    Flow Measurement and Instrumentation 74(2020), 101767
  • Hernandez, J. N. C.; Lecrivain, G.; Schubert, M.; Hampel, U.
    Droplet retention time and pressure drop in SiSiC open-cell foams used as droplet separation devices – A numerical approach
    Industrial & Engineering Chemistry Research (2020)
  • Nozomi, A.; Watanabe, S.; Miyahara, M. T.; Yamamoto, R.; Hampel, U.; Lecrivain, G.
    Direct observation of the attachment behavior of hydrophobic colloidal particles onto a bubble surface
    Soft Matter 16(2020), 695
  • Rachamin, R.; Hampel, U.
    Feasibility assessment of using external neutron and gamma radiation measurements for monitoring the state of fuel assemblies in dry storage casks
    Annals of Nuclear Energy 135(2020), 106975
  • Schäfer, T.; Neumann-Kipping, M.; Bieberle, A.; Bieberle, M.; Hampel, U.
    Ultrafast X-ray CT imaging for hydrodynamic investigations of gas-liquid two-phase flow in centrifugal pumps
    Journal of Fluids Engineering - Transactions of the ASME 142(2020)4, 041502
  • Moonesi Shabestary, A.; Bieberle, A.; von der Cron, D.; Ding, W.; Krepper, E.; Lucas, D.; Hampel, U.
    Flow morphology and heat transfer analysis for high-pressure steam condensation in an inclined tube part II: Numerical investigations
    Nuclear Engineering and Design 362(2020), 110580
  • Bieberle, A.; Moonesi Shabestary, A.; Geißler, T.; Boden, S.; Beyer, M.; Hampel, U.
    Flow morphology and heat transfer analysis during high-pressure steam condensation in an inclined tube part I: Experimental investigations
    Nuclear Engineering and Design 361(2020), 110553
  • Manthey, R.; Viereckl, F.; Moonesi Shabestary, A.; Zhang, Y.; Ding, W.; Lucas, D.; Schuster, C.; Leyer, S.; Hurtado, A.; Hampel, U.
    Modeling of passive heat removal systems: A review with reference to the Framatome BWR reactor KERENA : Part II
    Energies 13(2020)1, 109
  • Moonesi Shabestary, A.; Viereckl, F.; Zhang, Y.; Manthey, R.; Lucas, D.; Schuster, C.; Leyer, S.; Hurtado, A.; Hampel, U.
    Modelling of passive heat removal systems: A review with reference to the Framatome BWR reactor KERENA :Part I
    Energies 13(2020)1, 35
  • Lecrivain, G.; Grein, T. B. P.; Yamamoto, R.; Hampel, U.; Taniguchi, T.
    Eulerian/Lagrangian formulation for the elasto-capillary deformation of a flexible fibre
    Journal of Computational Physics 409(2020), 109324
  • Unger, S.; Krepper, E.; Beyer, M.; Hampel, U.
    Numerical optimization of a finned tube bundle heat exchanger arrangement for passive spent fuel pool cooling to ambient air
    Nuclear Engineering and Design 361(2020), 110549
  • Windisch, D.; Bieberle, M.; Bieberle, A.; Hampel, U.
    Control concepts for image-based structure tracking with ultrafast electron beam X-ray tomography
    Transactions of the Institute of Measurement and Control (2020)
  • Herrmann-Heber, R.; Reinecke, S.; Hampel, U.
    Dynamic Aeration for Improved Oxygen Mass Transfer in the Wastewater Treatment Process
    Chemical Engineering Journal 386(2020), 122068
  • Willms, T.; Kryk, H.; Hampel, U.
    Microreactor Studies for Efficient Organic Oxidation Processes
    Catalysis Today 346(2020), 3-9
  • Schäfer, T.; Neumann, M.; Bieberle, A.; Hampel, U.
    Tomographic investigations on centrifugal pumps conveying gas-liquid two-phase flow
    Flow Measurement and Instrumentation (2020)

2019

  • Setoodeh, H.; Ding, W.; Lucas, D.; Hampel, U.;
    Prediction of Bubble Departure in Forced Convection Boiling with a Mechanistic Model that Considers Dynamic Contact Angle and Base Expansion
    Energies 12(2019)10, 1950
  • Neumann, M.; Bieberle, M.; Wagner, M.; Bieberle, A.; Hampel, U.;
    Improved axial plane distance and velocity determination for ultrafast electron beam X-ray computed tomography
    Measurement Science and Technology 30(2019)8, 084001
  • Arlit, M.; Schroth, C.; Schleicher, E.; Hampel, U.;
    Flow Rate Measurement in Flows with Asymmetric Velocity Profiles by Means of Distributed Thermal Anemometry
    Flow Measurement and Instrumentation 68(2019), 101570
  • Mohseni, E.; Herrmann-Heber, R.; Reinecke, S. F.; Hampel, U.;
    Bubble Generation by Micro-Orifices with Application on Activated Sludge Wastewater Treatment
    Chemical Engineering and Processing: Process Intensification (2019)
  • Unger, S.; Beyer, M.; Thiele, J.; Hampel, U.;
    Experimental study of the natural convection heat transfer performance for finned oval tubes at different tube tilt angles
    Experimental Thermal and Fluid Science 105(2019), 100-108
  • Windisch, D.; Bieberle, M.; Bieberle, A.; Hampel, U.;
    Control concepts for image-based structure tracking with ultrafast electron beam X-ray tomography
    Transactions of the Institute of Measurement and Control (2019)
  • Vishwakarma, V.; Schubert, M.; Hampel, U.;
    Development of a Refined RTD-Based Efficiency Prediction Model for Cross-flow Trays
    Industrial & Engineering Chemistry Research 58(2019)8, 3258-3268
  • Timaeus, R.; Hampel, U.; Schubert, M.;
    Heterogeneous modeling approach for gas-limited reactions in an inclined rotating fixed bed reactor
    Chemie Ingenieur Technik 91(2019)5, 637-644
  • Sohr, J.; Bieberle, M.; George, G. R.; Flechsig, S.; Kenig, E. Y.; Schubert, M.; Hampel, U.;
    Comparative assessment of different image processing methods to determine the gas-liquid interfacial area in froth regimes of sandwich packings from ultrafast X-ray tomography image data
    Chemical Engineering Research and Design 147(2019), 676-688
  • Möller, F.; Kipping, R.; Lavetty, C.; Hampel, U.; Schubert, M.;
    Two-bubble class approach based on measured bubble size distribution for bubble columns with and without internals
    Industrial & Engineering Chemistry Research 58(2019)8, 2759-2769
  • Herrmann-Heber, R.; Reinecke, S. F.; Hampel, U.;
    Dynamic Aeration for Improved Oxygen Mass Transfer in the Wastewater Treatment Process
    Chemical Engineering Journal (2019)
  • Wiedemann, P.; Döß, A.; Schleicher, E.; Hampel, U.;
    Fuzzy flow pattern identification in horizontal air-water two-phase flow based on wire-mesh sensor data
    International Journal of Multiphase Flow 117(2019), 153-162
  • Sarker, D.; Ding, W.; Hampel, U.;
    Role of surface characteristics on bubble growth during subcooled nucleate boiling on vertical heaters.
    Applied Thermal Engineering 153(2019), 565-574
  • Sarker, D.; Ding, W.; Franz, R.; Varlamova, O.; Kovats, P.; Zähringer, K.; Hampel, U.;
    Investigations on the effects of heater surface characteristics on the bubble waiting period during nucleate boiling at low subcooling
    Experimental Thermal and Fluid Science 101(2019), 76-86
  • Fan, Y.; Pereyra, E.; Sarica, C.; Schleicher, E.; Hampel, U.;
    Analysis of Flow Pattern Transition from Segregated to Slug flow in Upward Inclined Pipes
    International Journal of Multiphase Flow 115(2019), 19-39
  • Sohr, J.; Schubert, M.; Flechsig, S.; Kenig, E. Y.; Hampel, U.;
    Experimental investigation of the froth height in columns with sandwich packings
    Chemie Ingenieur Technik 91(2019)1-2, 139-144
  • Flechsig, S.; Borgolte, T.; Utchenko, Y.; Sohr, J.; Schubert, M.; Hampel, U.; Kenig, E. Y.;
    Rate-based-Modellierung von CO₂-Absorptionskolonnen mit Anstaupackungen
    Chemie Ingenieur Technik 91(2019)1-2, 125-138
  • Willms, T.; Kryk, H.; Hampel, U.;
    Microreactor Studies for Efficient Organic Oxidation Processes
    Catalysis Today (2019)
  • Groß, K.; Bieberle, A.; Gladyszewski, K.; Schubert, M.; Hampel, U.; Skiborowski, M.; Górak, A.; (Editors)
    Analysis of flow patterns in high gravity equipment using gamma-ray computed tomography
    Chemie Ingenieur Technik 91(2019)7, 1032-1040
  • Unger, S.; Beyer, M.; Arlit, M.; Stasch, P.; Hampel, U.;
    An experimental investigation on the air-side heat transfer and flow resistance of finned short oval tubes at different tube tilt angles
    International Journal of Thermal Sciences 140(2019), 225-237
  • Willms, T.; Kryk, H.; Oertel, J.; Hempel, C.; Hampel, U.; Knitt, F.;
    On the thermal decomposition of tert.-butyl hydroperoxide, its sensitivity to metals and its kinetics, studied by thermoanalytic methods.
    Thermochimica Acta 672(2019), 25-42

2018

  • Vishwakarma, V.; Schubert, M.; Hampel, U.;
    A novel RTD compartment model for tray efficiency predictions
    Chemical Engineering Transactions 69(2018), 331-336
  • Hampel, U.; Kratzsch, A.; Rachamin, R.; Wagner, M.; Schmidt, S.; Fiß, D.; Reinicke, S.;
    Investigations on potential methods for the long-term monitoring of the state of fuel elements in dry storage casks
    Kerntechnik 83(2018)6, 513-522
  • Wondrak, T.; Hampel, U.; Ratajczak, M.; Glavinić, I.; Stefani, F.; Eckert, S.; van der Plas, D.; Pennerstorfer, P.; Muttakin, I.; Soleimani, M.; Abouelazayem, S.; Hlava, J.; Blishchik, A.; Kenjeres, S.;
    Real-time control of the mould flow in a model of continuous casting in frame of the TOMOCON project
    IOP Conference Series: Materials Science and Engineering 424(2018), 012003
  • Sarker, D.; Ding, W.; Franz, R.; Varlamova, O.; Kovats, P.; Zähringer, K.; Hampel, U.;
    Investigations on the effects of heater surface characteristics on the bubble waiting period during nucleate boiling at low subcooling
    Experimental Thermal and Fluid Science 101(2019), 76-86
  • Ding, W.; Krepper, E.; Hampel, U.;
    The Implementation of an Activated Temperature Dependent Wall Boiling Model in an Eulerian-Eulerian Computational Fluid Dynamic Approach for Predicting the Wall Boiling Process
    Nuclear Technology 205(2018), 23-32
  • Zhang, Y.; Leyer, S.; Geißler, T.; Hampel, U.;
    Nachrechnung von Kondensationsversuchen in der COSMEA-Versuchsanlage mit dem Programm ATHLET
    Kerntechnik 83(2018)3, 208-214
  • Sohr, J.; Schubert, M.; Flechsig, S.; Kenig, E. Y.; Hampel, U.;
    Experimental investigation of the froth height in columns with sandwich packings
    Chemie Ingenieur Technik (2019)
  • Flechsig, S.; Borgolte, T.; Utchenko, Y.; Sohr, J.; Schubert, M.; Hampel, U.; Kenig, E. Y.;
    Rate-based-Modellierung von CO₂-Absorptionskolonnen mit Anstaupackungen
    Chemie Ingenieur Technik (2019)
  • Mohammmed, I.; Hampel, U.;
    Wetting fraction in a tubular reactor with solid foam packing and gas/liquid co-current downflow
    Catalysts 8(2018)9, 396
  • Bauer, D.; Barthel, F.; Hampel, U.;
    High-speed X-ray CT imaging of a strongly cavitating nozzle flow
    Journal of Physics Communications 2(2018), 075009
  • Ding, W.; Krepper, E.; Hampel, U.;
    Evaluation of the microlayer contribution to bubble growth in horizontal pool boiling with a mechanistic model that considers dynamic contact angle and base expansion
    International Journal of Heat and Fluid Flow 72(2018), 274-287
  • Ding, W.; Geißler, T.; Krepper, E.; Hampel, U.;
    Critical heat flux as a mass flux dependent local or global phenomenon: Theoretical analysis and experimental confirmation
    International Journal of Thermal Sciences 130(2018), 200-207
  • Bieberle, A.; Neumann, M.; Hampel, U.;
    Advanced process-synchronized computed tomography for the investigation of periodic processes
    Review of Scientific Instruments 89(2018), 073111
  • Möller, F.; Macisaac, A.; Lau, Y. M.; Schleicher, E.; Hampel, U.; Schubert, M.;
    Advanced Analysis of Liquid Dispersion and Gas-Liquid Mass Transfer in a Bubble Column with Dense Vertical Internals
    Chemical Engineering Research and Design 134(2018), 575-588
  • Sohr, J.; Schubert, M.; Flechsig, S.; Kenig, E. Y.; Hampel, U.;
    Experimental investigation of fluid dynamics in sandwich packings with ultrafast X-ray tomography
    Chemical Engineering Transactions 69(2018), 727
  • Flechsig, S.; Sohr, J.; Schubert, M.; Hampel, U.; Kenig, E. Y.;
    Rate-based modelling of CO2 absorption with sandwich packings
    Chemical Engineering Transactions 69(2018), 169
  • Waktola, S.; Bieberle, A.; Barthel, F.; Bieberle, M.; Hampel, U.; Grudzień, K.; Babout, L.;
    A new data processing approach to study particle motion using ultrafast X-ray tomography scanner: case study of gravitational mass flow
    Experiments in Fluids 69(2018), 59-69
  • Lecrivain, G.; Kotani, Y.; Yamamoto, R.; Hampel, U.; Taniguchi, T.;
    Diffuse interface model to simulate the rise of a fluid droplet across a cloud of particles
    Physical Review Fluids 3(2018)9, 094002
  • Reinecke, S. F.; Höffmann, A. K.; Stachowske, M.; Hampel, U.; Ehrhard, P.;
    Effizienzsteigerung von Kläranlagen - Vorstellung von Mess- und Simulationstechnischen Methoden
    GIT Labor-Fachzeitschrift 62(2018)4, 53-56
  • Nedeltchev, S.; Möller, F.; Hampel, U.; Schubert, M.;
    Flow Regime Transitions in a Bubble Column with Internals Based On a Novel Approach
    Journal of Chemical Engineering of Japan 51(2018)4, 373-382
  • Möller, F.; Lau, Y. M.; Seiler, T.; Hampel, U.; Schubert, M.;
    A Study on the Influence of the Tube Layout on Sub-channel Hydrodynamics in a Bubble Column with Internals
    Chemical Engineering Science 179(2018), 265-283
  • Lau, Y. M.; Möller, F.; Hampel, U.; Schubert, M.;
    Ultrafast X-ray tomographic imaging of multiphase flow in bubble columns - Part 2: Characterisation of bubbles in the dense regime
    International Journal of Multiphase Flow 104(2018), 272-285
  • Lau, Y. M.; Hampel, U.; Schubert, M.;
    Ultrafast X-ray tomographic imaging of bubbly flow - Part 1: Image processing and reconstruction comparison
    International Journal of Multiphase Flow 104(2018), 258-271
  • Willms, T.; Kryk, H.; Hampel, U.;
    Partial Isobutane Oxidation to tert-Butyl Hydroperoxide in a Micro Reactor - Comparison of DTBP and Aqueous TBHP as Initiator
    Chemie Ingenieur Technik 90(2018)5, 731-735
  • Ding, W.; Krepper, E.; Hampel, U.;
    Quantitative prediction of critical heat flux initiation in pool and flow boiling
    International Journal of Thermal Sciences 125(2018), 121-131
  • Unger, S.; Krepper, E.; Hampel, U.;
    Numerical analysis of heat exchanger designs for passive spent fuel pool cooling to ambient air
    Nuclear Engineering and Design 333(2018), 224-234
  • Mohammed, I.; Werner, A.; Schubert, M.; Hampel, U.;
    Enzymatic Decolourization of Water Using Loofa Sponge as Cellular Carrier: Immobilization and Dye Degradation Performance
    Canadian Journal of Chemical Engeneering 96(2018), 2321-2333
  • Furuya, M.; Kanai, T.; Arai, T.; Takiguchi, H.; Prasser, H.-M.; Hampel, U.; Schleicher, E.;
    Three-dimensional velocity vector determination algorithm for individual bubble identified with Wire-Mesh Sensors
    Nuclear Engineering and Design 336(2018), 74-79
  • Willms, T.; Kryk, H.; Wiezorek, M.; Hampel, U.;
    Development of a modular micro reactor for the partial hydrocarbon oxidation
    Chemical Engineering Communications 205(2018)3, 269-280
  • Willms, T.; Kryk, H.; Oertel, J.; Hempel, C.; Hampel, U.; Knitt, F.;
    On the thermal decomposition of tert.-butyl hydroperoxide, its sensitivity to metals and its kinetics, studied by thermoanalytic methods.
    Thermochimica Acta 672(2019), 25-42
  • Vishwakarma, V.; Schubert, M.; Hampel, U.;
    Assessment of separation efficiency modeling and visualization approaches pertaining to flow and mixing patterns on distillation trays
    Chemical Engineering Science 185(2018), 182-208
  • Banowski, M.; Hampel, U.; Krepper, E.; Beyer, M.; Lucas, D.;
    Experimental Investigation of Two-Phase Pipe Flow with Ultrafast X-ray Tomography and comparison with state-of-the-art CFD simulation
    Nuclear Engineering and Design 336(2018), 90-104
  • Arlit, M.; Partmann, C.; Schleicher, E.; Schuster, C.; Hurtado, A.; Hampel, U.;
    Instrumentation for Experiments on a Fuel Element Mock-Up for the study of Thermal Hydraulics for Loss of Cooling or Coolant Scenarios in Spent Fuel Pools
    Nuclear Engineering and Design 336(2018), 105-111
  • Seidel, T.; Beyer, M.; Lucas, D.; Hampel, U.;
    Experimental Studies on high-pressure high-temperature Contact-Condensation at falling jets in the TOPFLOW Pressure-Tank
    Nuclear Engineering and Design (2018)336, 54-63
  • Konheiser, J.; Rachamin, R.; Brachem, C.; Hampel, U.;
    Feasibility Study for Detection of Reactor State Changes during Severe Accidents via External Gamma Radiation Measurements
    Annals of Nuclear Energy 114(2018), 175-180

2017

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2013

2012

2011

2010

2009

2008

2007

FWDF's publication repository in the publication database