Search Results - "Langston, Paul A"

Crowd dynamics discrete element multi-circle model by Langston, Paul A., Masling, Robert, Asmar, Basel N.

“…A Discrete Element Method (DEM) technique for modelling crowd dynamics is developed. Each person is represented by three overlapping circles with a position,…”
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Vibration induced flow in hoppers: DEM 2D polygon model by Fraige, Feras Y., Langston, Paul A., Matchett, Andrew J., Dodds, John

“…A two-dimensional discrete element model (DEM) simulation of cohesive polygonal particles has been developed to assess the benefit of point source vibration to…”
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Distinct element modelling of cubic particle packing and flow by Fraige, Feras Y., Langston, Paul A., Chen, George Z.

“…Processing of granular and powder materials is important in many engineering applications. The unpredictable behaviour of bulk solids often causes problems…”
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Discrete element modelling of material non-coaxiality in simple shear flows by Ai, Jun, Langston, Paul A., Yu, Hai-Sui

“…SUMMARY We investigate the quasi‐static simple shear flow of a two‐dimensional assembly of cohesionless particles using discrete element method (DEM)…”
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Flow of sphero-disc particles in rectangular hoppers—a DEM and experimental comparison in 3D by Li, Jintang, Langston, Paul A, Webb, Colin, Dyakowski, Tom

“…Flows of “sphero-disc” granular particles in a rectangular hopper are studied both experimentally using high-speed video recording and mathematically using the…”
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Distinct element modelling of non-spherical frictionless particle flow by Langston, Paul A, Al-Awamleh, Mohammad A, Fraige, Feras Y, Asmar, Basel N

“…The Discrete Element Method (DEM) is becoming widely used to simulate particle flows. It is a versatile and powerful tool. Its main limitation, the CPU time…”
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Waste electric and electronic equipment in Jordan: willingness and generation rates by Fraige, Feras Y, Al-khatib, Laila A, Alnawafleh, Hani M, Dweirj, Mohammad K, Langston, Paul A

“…Waste generated from electric and electronic equipment (WEEE) is increasing due to the demand for information and communication technologies (ICT), rapid…”
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Vibration induced flow in hoppers: continuum and DEM model approaches by Langston, Paul A., Matchett, Andrew J., Fraige, Feras Y., Dodds, John

“…A 2D and a 3D discrete element model (DEM) simulation of cohesive spherical particles are applied to assess the benefit of point source vibration to induce…”
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Comparison of least-squares method and Bayes’ theorem for deconvolution of mixture composition by Langston, Paul A

“…A method of de-convoluting a mixture composition from a set of property data for the mixture is presented and evaluated. This is the probability apportioning…”
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Subatmospheric boiling study of the operation of a horizontal thermosyphon reboiler loop: Instability by Agunlejika, Ezekiel O., Langston, Paul A., Azzopardi, Barry J., Hewakandamby, Buddhika N.

“…The highlight of the characteristics of the geysering instability from analysed WMS data. Pictorial view of geysering instability, heat flux 9kW/m2…”
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Erratum to “Crowd dynamics discrete element multi-circle model” [Safety Science 44 (2006) 395–417] by Langston, Paul A., Masling, Robert, Asmar, Basel N.

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Non-Spherical 2-Dimensional Particle Size Analysis from Chord Measurements using Bayes' Theorem by Langston, Paul A., Jones, Trevor F.

“…A method of deconvoluting 2‐dimensional particle size distributions from chord size data is presented and evaluated. This is the Probability Apportioning…”
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