Search Results - "Padding, Johan T."

Fluidization of elongated particles—Effect of multi‐particle correlations for drag, lift, and torque in CFD‐DEM by Mema, Ivan, Padding, Johan T.

“…Having proper correlations for hydrodynamic forces is essential for successful CFD‐DEM simulations of a fluidized bed. For spherical particles in a fluidized…”
Get full text

Review of direct numerical simulation of fluid–particle mass, momentum and heat transfer in dense gas–solid flows by Deen, Niels G., Peters, E.A.J.F., Padding, Johan T., Kuipers, J.A.M.

“…This paper reviews the use of direct numerical simulation (DNS) models for the study of mass, momentum and heat transfer phenomena prevailing in dense…”
Get full text

Rigid Body Dynamics Algorithm for Modeling Random Packing Structures of Nonspherical and Nonconvex Pellets by Moghaddam, Elyas M, Foumeny, Esmail A, Stankiewicz, Andrzej I, Padding, Johan T

“…Despite the common use of nonspherical catalyst pellets in chemical engineering applications, the packing structures of such pellets have not been as…”
Get full text

Publisher Correction: Unified framework for laser-induced transient bubble dynamics within microchannels by Nagalingam, Nagaraj, Korede, Vikram, Irimia, Daniel, Westerweel, Jerry, Padding, Johan T., Hartkamp, Remco, Eral, Hüseyin Burak

Get full text

Unified framework for laser-induced transient bubble dynamics within microchannels by Nagalingam, Nagaraj, Korede, Vikram, Irimia, Daniel, Westerweel, Jerry, Padding, Johan T., Hartkamp, Remco, Eral, Hüseyin Burak

“…Oscillatory flow in confined spaces is central to understanding physiological flows and rational design of synthetic periodic-actuation based micromachines…”
Get full text

The dynamics of milk droplet–droplet collisions by Finotello, Giulia, Kooiman, Roeland F., Padding, Johan T., Buist, Kay A., Jongsma, Alfred, Innings, Fredrik, Kuipers, J. A. M.

“…Spray drying is an important industrial process to produce powdered milk, in which concentrated milk is atomized into small droplets and dried with hot gas…”
Get full text

Bubble dynamics in a 3-D gas-solid fluidized bed using ultrafast electron beam X-ray tomography and two-fluid model by Verma, Vikrant, Padding, Johan T., Deen, Niels G., Kuipers, J. A. M. (Hans), Barthel, Frank, Bieberle, Martina, Wagner, Michael, Hampel, Uwe

“…Bubble characteristics in a three‐dimension gas‐fluidized bed (FB) have been measured using noninvasive ultrafast electron beam X‐ray tomography. The…”
Get full text

Solving fluid flow problems using semi-supervised symbolic regression on sparse data by El Hasadi, Yousef M. F., Padding, Johan T.

“…The twenty first century is the century of data. Machine learning data and driven methods start to lead the way in many fields. In this contribution, we will…”
Get full text

Numerical Investigation on the Effect of Pressure on Fluidization in a 3D Fluidized Bed by Verma, Vikrant, Padding, Johan T, Deen, Niels G, Kuipers, J. A. M. (Hans)

“…We apply a two-fluid model to investigate hydrodynamic differences in a three-dimensional fluidized bed operating at pressures of 1, 2, 4, 8, 16, 20, and 32…”
Get full text

Low-cost fluorescence microscope with microfluidic device fabrication for optofluidic applications by Nagalingam, Nagaraj, Raghunathan, Aswin, Korede, Vikram, Overmars, Edwin F.J., Hung, Shih-Te, Hartkamp, Remco, Padding, Johan T., Smith, Carlas S., Eral, Huseyin Burak

“…[Display omitted] Optofluidic devices have revolutionized the manipulation and transportation of fluid at smaller length scales ranging from micrometers to…”
Get full text

Multi-scale Simulation and Experimental Studies of Asphaltene Aggregation and Deposition in Capillary Flow by Boek, Edo S, Wilson, Alexander D, Padding, Johan T, Headen, Thomas F, Crawshaw, John P

“…Asphaltenes are known as the “cholesterol” of crude oil. They form nanoaggregates, precipitate, adhere to surfaces, block rock pores, and may alter the wetting…”
Get full text

Deposition of Colloidal Asphaltene in Capillary Flow: Experiments and Mesoscopic Simulation by Boek, Edo S, Ladva, Hemant K, Crawshaw, John P, Padding, Johan T

“…The aggregation and deposition of colloidal asphaltene in reservoir rock is a significant problem in the oil industry. To obtain a fundamental understanding of…”
Get full text

Simulation study of the effect of wall roughness on the dynamics of granular flows in rotating semicylindrical chutes by Shirsath, Sushil S., Padding, Johan T., Kuipers, J. A. M. (Hans), Clercx, Herman J. H.

“…A discrete element model (DEM) is used to investigate the behavior of spherical particles flowing down a semicylindrical rotating chute. The DEM simulations…”
Get full text

Drag, lift and torque correlations for non-spherical particles from Stokes limit to high Reynolds numbers by Sanjeevi, Sathish K.P., Kuipers, J.A.M., Padding, Johan T.

“…•Hydrodynamic drag, lift and torque correlations for non-spherical particles.•Three types of axisymmetric non-spherical particles are…”
Get full text

Effect of lift force and hydrodynamic torque on fluidisation of non-spherical particles by Mema, Ivan, Mahajan, Vinay V., Fitzgerald, Barry W., Padding, Johan T.

“…[Display omitted] •CFD-DEM simulations of spherocylindrical particles in a fluidised bed.•Explore the effect of varying hydrodynamic force conditions.•Lift and…”
Get full text

Computer simulation of the rheology of concentrated star polymer suspensions by Padding, Johan T., van Ruymbeke, Evelyne, Vlassopoulos, Dimitris, Briels, Wim J.

“…We use particle-based computer simulations to study the rheology of suspensions of high-functionality star polymers with long entangled arms. Such particles…”
Get full text

Performance of an internally cooled and heated desiccant-coated heat and mass exchanger: Effectiveness criteria and design methodology by Jagirdar, Mrinal, Lee, Poh Seng, Padding, Johan T.

“…•Effectiveness of a close-to-ideal HMX approaches 1, based on the novel definition.•A simple psychrometric-chart based method can well predict the ideal…”
Get full text

A Review of Laser-Induced Crystallization from Solution by Korede, Vikram, Nagalingam, Nagaraj, Penha, Frederico Marques, van der Linden, Noah, Padding, Johan T., Hartkamp, Remco, Eral, Huseyin Burak

“…Crystallization abounds in nature and industrial practice. A plethora of indispensable products ranging from agrochemicals and pharmaceuticals to battery…”
Get full text

Fluidization of spherocylindrical particles by Mahajan, Vinay V., Nijssen, Tim M.J., Fitzgerald, Barry W., Hofman, Jeroen, Kuipers, Hans, Padding, Johan T.

“…Multiphase (gas-solid) flows are encountered in numerous industrial applications such as pharmaceutical, food, agricultural processing and energy generation. A…”
Get full text

Hydrodynamic forces on monodisperse assemblies of axisymmetric elongated particles: Orientation and voidage effects by Sanjeevi, Sathish K. P., Padding, Johan T.

“…We investigate the average drag, lift, and torque on static assemblies of capsule‐like particles of aspect ratio 4. The performed simulations are from Stokes…”
Get full text