FUEL PRESSURE REGULATION SYSTEM
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United States of America Patent
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Issued Date -
Jun 4, 2015
app pub date -
Feb 9, 2015
filing date -
Aug 29, 2008
priority date (Note) -
Abandoned
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Abstract
A fuel pressure regulation system for a compression ignition diesel engine comprises a fuel supply line connected to an inlet of a transfer pump and a transfer pressure fuel line connected between the transfer pump outlet and the high pressure fuel pump inlet. A fuel filter is positioned in the transfer pressure fuel line and a fuel spill line fluidly connects a fuel pressure regulator to the transfer pressure fuel line at a point between the transfer pump outlet and the fuel filter. A fuel return line is connected between the fuel pressure regulator and the fuel supply line, and a control fuel line is connected between the fuel pressure regulator and the transfer pressure fuel line.
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