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Feed accelerator system including accelerating vane apparatus

  • US 5,632,714 A
  • Filed: 06/07/1995
  • Issued: 05/27/1997
  • Est. Priority Date: 12/31/1991
  • Status: Expired due to Fees
First Claim
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1. A feed accelerator system for use in a centrifuge, the system comprisinga conveyor hub rotatably mounted substantially concentrically within a rotating bowl, the hub including an inside surface and an outside surface,an accelerator secured within the conveyor hub and including a distributor having a distributor surface,a feed pipe mounted substantially concentrically within the conveyor hub for delivering a feed slurry to the centrifuge, the feed pipe including a discharge opening positioned proximate to the distributor surface,at least one feed slurry passageway between the inside surface of conveyor hub and the outside surface of the conveyor hub, andan overspeeding apparatus associated with the passageway, the apparatus including a baffle extending outwardly from the passageway,a plurality of partitions extending in a circumferential direction from the baffle so as to form a plurality of discharge channels, anda flow directing and overspeeding vane disposed within each discharge channel and extending radially and circumferentially from the baffle, each vane having a different forward discharge angle with respect to the direction of rotation.

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