Articles with "hopper" as a keyword



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GPU-based discrete element simulation on flow stability of flat-bottomed hopper

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Published in 2017 at "Chinese Journal of Chemical Engineering"

DOI: 10.1016/j.cjche.2017.07.021

Abstract: Abstract In this study, the flow stability of the flat-bottomed hopper was investigated via GPU-based discrete element method (DEM) simulation. With the material height inside the hopper reducing, the fluctuation of the flow rate indicates… read more here.

Keywords: flow stability; stability flat; hopper; flat bottomed ... See more keywords
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An engineering approach to the fracture assessment of hopper wagons

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Published in 2017 at "Engineering Fracture Mechanics"

DOI: 10.1016/j.engfracmech.2017.03.045

Abstract: Abstract A hopper wagon is a type of railroad freight car used to transport many types of materials such as coal, ore, grain, ballast and minerals and bulk cargo. It is a complicated welded structure.… read more here.

Keywords: engineering; fracture; analysis; paper ... See more keywords
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Experimental study on the dynamic characteristics of wall normal stresses during silo discharge

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Published in 2020 at "Powder Technology"

DOI: 10.1016/j.powtec.2020.01.023

Abstract: Abstract The characteristics and mechanisms of stress fluctuation are not fully understood, especially for the large fluctuation at the cylinder/hopper transition. In this paper, we performed wall normal stress tests in a laboratory-scale silo which… read more here.

Keywords: wall normal; characteristics wall; hopper; fluctuation ... See more keywords
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Evaluation of pressures in slender silos varying hopper angle and silo slenderness

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Published in 2021 at "Powder Technology"

DOI: 10.1016/j.powtec.2021.08.087

Abstract: Abstract In this paper, we report the results for pressures in a full-scale silo obtained from assays performed on a test station using a free-flowing product. Six different types of silo geometry (slenderness and hopper… read more here.

Keywords: evaluation pressures; silo; hopper angle; silo slenderness ... See more keywords
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Hopper: a mathematically optimal algorithm for sketching biological data

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Published in 2020 at "Bioinformatics"

DOI: 10.1093/bioinformatics/btaa408

Abstract: Abstract Motivation Single-cell RNA-sequencing has grown massively in scale since its inception, presenting substantial analytic and computational challenges. Even simple downstream analyses, such as dimensionality reduction and clustering, require days of runtime and hundreds of… read more here.

Keywords: single cell; cell; optimal algorithm; hopper ... See more keywords