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US 2008/0082247 A1Published application
Engine start/stop control for multiple engine ohv based on operating statistics
AssigneeNational Railway Equipment Co.
InventorsWilliam Charles Hawkins, Sean James McManus
Life of this patent
Estimating the term…
Abstract
Operation of a second or additional engine is initiated based on operating statistics. A second or additional engine is stopped based on operating statistics.
Claims19
A method of operating an off-highway vehicle having a plurality of engines, said method comprising:
- storing operating statistics for each engine of the plurality of engines of the off-highway vehicle in a memory;
- determining which of the plurality of engines are not running;
- selecting an engine of the plurality of engines that is not running as a function of the operating statistics stored in the memory;
- and
- starting the selected engine.
2 more elements
A method of operating an off-highway vehicle having a plurality of engines running, said method comprising:
- storing operating statistics for each engine of the plurality of engines of the off-highway vehicle in a memory;
- determining which of the plurality of engines are running;
- selecting an engine of the plurality of engines that are running as a function of the operating statistics stored in the memory;
- and
- shutting down the selected engine.
2 more elements
A system for operating an off-highway vehicle having a plurality of engines, said system comprising:
- a memory associated with the off-highway vehicle for storing operating statistics of the off-highway vehicle;
- and
- a controller in communication with the memory for operating systems of the off-highway vehicle according to an application as a function of the operating statistics stored in the memory, wherein the memory is separate from the controller such that the controller can be replaced without replacing said memory so that the memory continues to be associated with the off-highway vehicle and maintains cumulative operating statistics of the off-highway vehicle independent of changes to the controller or application.
Dependencies are inferred from the claim text.