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US 10,851,727 B2Granted
System and method for selecting a cylinder deactivation mode
AssigneeFord Global Technologies, LLC
InventorsJeffrey Allen Doering, John Eric Rollinger, Karen Willard, Brett Dryer
Life of this patent
Estimating the term…
Abstract
Systems and methods for operating an engine with a plurality of deactivating valves for deactivating engine cylinders are presented. In one example, a plurality of different cylinder operating modes may be available to operate the engine. Engine fuel consumption in each of the plurality of different cylinder operating modes is estimated and the engine may be operated in the cylinder mode that provides greatest fuel efficiency.
Claims6
A method for operating an engine, comprising:
- estimating a plurality of engine fuel consumption values for operating the engine with a plurality of configurations including different actual total numbers of active cylinders;
- and
- operating the engine including an actual total number of active cylinders based on the plurality of engine fuel consumption values.
Dependencies are inferred from the claim text.