DISCRETE BYPASS PARTICLE CONCENTRATOR
    1.
    发明申请
    DISCRETE BYPASS PARTICLE CONCENTRATOR 审中-公开
    离散颗粒浓缩器

    公开(公告)号:WO2015143363A1

    公开(公告)日:2015-09-24

    申请号:PCT/US2015/021819

    申请日:2015-03-20

    CPC classification number: B01D45/08 G01N1/40 G01N1/4077 G01N2015/0046

    Abstract: A discrete bypass particle concentrator can significantly reduce surface fouling and manufacturing cost by including bypass stages after each of concentration stages. This invention provides a means of concentrating micron-scale particles, suspended in the ambient air or from a particulate feedstock, into a highly focused particle beam. It accomplishes this using a series of concentrating lens stages in parallel with bypass stages, reducing the overall flow Reynolds number of the particle beam. At the final stage, the diverted bypass flow forms an annular sheath flow around the particle beam, minimizing beam expansion.

    Abstract translation: 离散旁路颗粒浓缩器可以通过在每个浓缩阶段之后包括旁路阶段来显着减少表面污染和制造成本。 本发明提供了将悬浮在环境空气中或从颗粒原料中的微米级颗粒聚集成高度聚焦的颗粒束的方法。 它使用一系列与旁路级并联的聚光透镜级来实现,从而减小了粒子束的总流量雷诺数。 在最后阶段,转向的旁路流在颗粒束周围形成环形护套流,使束的膨胀最小化。

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