Patent ID: 6820602
Filing Date: 2004-11-23
Classification: F02P,Y02T

Abstract:
A method of managing the energy stored in a single ignition coil of a distributor inductive ignition for an engine, the engine comprising a plurality of cylinders and the ignition coil having dwell control parameters, the method comprising:operating the engine in different operating speed ranges; determining at least one engine performance parameter; adjusting at least one dwell control parameter of the ignition coil in all of the different speed ranges, the adjustment based at least in part upon an evaluation of the at least one engine performance parameter; firing the cylinders of the engine; and altering the stored energy of the ignition coil to an optimum value between the firings of the engine cylinders, the altering being made for each of the different speed ranges and as a result of the adjusting of the dwell control parameters.