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Turbo charging system

  • US 20070079612A1
  • Filed: 10/06/2005
  • Published: 04/12/2007
  • Est. Priority Date: 10/06/2005
  • Status: Active Grant
First Claim
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1. A turbocharger system, comprising:

  • a high-pressure turbocharger system, wherein the high-pressure turbocharger system includes a turbine portion;

    a low-pressure turbocharger system operably associated with the high-pressure turbocharger system, wherein the low-pressure turbocharger system includes a turbine portion having a first volute and a second volute formed therein, wherein the turbine portion of the high-pressure turbocharger system is in fluid communication with the turbine portion of the low-pressure turbocharger system; and

    a turbine regulating valve system operably associated with the turbine portion of the low-pressure turbocharger system, wherein the turbine regulating valve system is selectively operable to meter an exhaust gas flow to the first or second volutes.

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