Patent ID: 9464589
Filing Date: 2016-10-11
CPC Classification: B64D,F02D,F02P,G01M,Y02T

Claim Text:
1. An engine system with advance detection of detonation and/or pre ignition, the system comprising: a turbocharged engine comprising a turbo waste gate, the turbocharged engine being operative for propulsion of a vehicle by generating rotational motion, whose rotational velocity over time is monitored; and a detonation and/or pre ignition detector operative to provide an alert for impending detonation and/or pre ignition of the engine, if the rotational velocity over a plurality of rotational cycles of said rotational motion fluctuates over time with a frequency which is predetermined to be unsafe, and a control coupled to said detonation and/or pre ignition detector and configured for selectively operating said turbo waste gate responsive to said alert being provided.