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Rotating machinery noise control device

  • US 5,833,433 A
  • Filed: 01/07/1997
  • Issued: 11/10/1998
  • Est. Priority Date: 01/07/1997
  • Status: Expired due to Fees
First Claim
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1. A flow control apparatus for balancing forces experienced by a rotating element of a rotating machine, the rotating element having a plurality of vanes, said apparatus comprising:

  • at least one fluid emitter disposed in the vicinity of said rotating element for discharging pressurized fluid on said rotating element;

    at least one duct coupling said fluid emitter with a high pressure fluid source for supplying said pressurized fluid; and

    a flow controller operably coupled to said fluid emitter for controlling a pressure of said pressurized fluid directed against said vanes to neutralize uneven forces experienced by said vanes during operation of said rotating element.

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