Exhaust gas bypass valve control for thermoelectric generator
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United States of America Patent
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Sep 4, 2012
Grant Date -
Nov 11, 2010
app pub date -
May 8, 2009
filing date -
May 8, 2009
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Abstract
A method of controlling engine exhaust flow through at least one of an exhaust bypass and a thermoelectric device via a bypass valve is provided. The method includes: determining a mass flow of exhaust exiting an engine; determining a desired exhaust pressure based on the mass flow of exhaust; comparing the desired exhaust pressure to a determined exhaust pressure; and determining a bypass valve control value based on the comparing, wherein the bypass valve control value is used to control the bypass valve.
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