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Twin-Charged Boosting System for Internal Combustion Engines

  • US 20100263375A1
  • Filed: 09/11/2009
  • Published: 10/21/2010
  • Est. Priority Date: 04/15/2009
  • Status: Abandoned Application
First Claim
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1. A twin-charged boosting system for boosting an internal combustion engine, comprising:

  • a) a turbocharger driven by exhaust from said engine and capable of taking in combustion air to form an air charge for said engine;

    b) a supercharger;

    c) a variable-speed drive operationally connecting said supercharger to said engine such that said supercharger is driven by said engine as either a compressor or an expander; and

    d) a first charge air cooler disposed between said supercharger and an inlet to said engine.

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