Method and system of enhanced vehicle road speed limiting
First Claim
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1. A method for vehicle controlling an electronic control module equipped internal combustion engine vehicle road speed limiting to conform to requirements of a geographical location, comprising;
- determining the geographical location of the engine;
determining whether the engine is located within a geographical location that requires mandatory road speed limiting;
determining the road speed limit in the geographical location;
determining whether the mandatory road speed limiting is enabled;
determining whether vehicle road speed equals a minimum programmed road speed limiting allowed by the geographical location;
determining whether a speed limit equals a minimum mandatory road speed limiting; and
limiting the vehicle road speed to the speed limit in the geographical location.
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Abstract
A method and system for controlling a compression ignition electronic control module equipped compression ignition internal combustion engine installed in a vehicle to provide enhanced vehicle road speed limiting to conform to requirements of a geographical location.
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Citations
11 Claims
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1. A method for vehicle controlling an electronic control module equipped internal combustion engine vehicle road speed limiting to conform to requirements of a geographical location, comprising;
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determining the geographical location of the engine;
determining whether the engine is located within a geographical location that requires mandatory road speed limiting;
determining the road speed limit in the geographical location;
determining whether the mandatory road speed limiting is enabled;
determining whether vehicle road speed equals a minimum programmed road speed limiting allowed by the geographical location;
determining whether a speed limit equals a minimum mandatory road speed limiting; and
limiting the vehicle road speed to the speed limit in the geographical location. - View Dependent Claims (2, 3, 5, 6, 7, 8, 9, 10)
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4. The method of claim 4, wherein said wireless communication is a global positioning satellite transmission signal.
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11. A system for controlling a compression ignition internal combustion engine installed in a vehicle to limit vehicle speed to conform to the requirements of a geographical location, comprising:
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a vehicle speed sensor that provides an indication of vehicle speed;
an engine controller with tables containing fueling strategies;
said controller in communication with the vehicle speed sensor, the accelerator sensor, a plurality of switches, various fueling strategies, and at least one sensor for determining engine load, the engine controller capable of receiving a communication indicating the geographical location of a vehicle and monitoring at least the vehicle speed sensor to determine vehicle speed and whether fuel is being requested;
determining the geographical location of the vehicle;
determining the fueling strategy that will conform the vehicle speed to the requirements of the geographical location, and limiting fuel delivery to the engine in accordance with said strategy.
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Specification