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System and method for operating an engine oil pump

  • US 10,208,687 B2
  • Filed: 02/10/2017
  • Issued: 02/19/2019
  • Est. Priority Date: 06/09/2016
  • Status: Active Grant
First Claim
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1. A method for operating an engine, comprising:

  • receiving engine operating conditions to a controller;

    adjusting oil flow through piston cooling jets to provide a static pressure increase via the controller in response to a maximum value of a plurality of minimum oil gallery pressures to operate a plurality of engine oil consumers and a request to deactivate one or more engine poppet valves; and

    adjusting the oil flow through the piston cooling jets to provide a dynamic pressure increase in response to the request to deactivate the one or more engine poppet valves.

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