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Temperature control for turbocharged engine

  • US 6,604,515 B2
  • Filed: 01/16/2002
  • Issued: 08/12/2003
  • Est. Priority Date: 06/20/2001
  • Status: Expired due to Term
First Claim
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1. A cooling system for an internal combustion engine comprising:

  • an intercooler receiving combustion air from a turbocharger, the intercooler comprising a liquid portion for exchanging heat between the combustion air and engine coolant, the intercooler further comprising an air portion for exchanging heat between the combustion air and ambient air;

    a radiator exchanging heat between the engine coolant and ambient air; and

    ;

    valving directing engine coolant from an engine to the radiator and then on to the liquid portion of the intercooler in series in a first mode and directing at least a portion of the engine coolant from the engine directly to the liquid portion of the intercooler and thus bypassing the radiator in a second mode.

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