Controlling the primary current in an engine's ignition coil comprises providing the engine control unit with a coil performance model relating current intensity to dwell time and measuring dwell times

摘要

Controlling the current in the primary inductive circuit of an ignition coil in an internal combustion engine with an engine control unit (ECU) comprises providing the ECU with a coil performance model relating the current intensity delivered to the coil to the dwell time and monitoring the actual current intensity by measuring dwell times.