Patent ID: 6079380
Filing Date: 2000-06-27
Classification: F01M

Abstract:
An electronically controlled lube oil and fuel blending system for removing used lube oil from an engine, comprising:engine lube oil supply means for supplying lube oil to the engine;fuel supply means for supplying fuel to the engine and for periodically receiving a supply quantity of fuel;a lube oil injection circuit connected to said lube oil supply means and said fuel supply means for permitting a predetermined quantity of used lube oil to be delivered from said lube oil supply means to said fuel supply means;an emission compliance lube oil concentration control means for controlling a lube oil concentration in the fuel in said fuel supply means to maintain compliant engine emissions during engine operation by controlling the predetermined quantity of lube oil delivered from said lube oil supply means into said fuel supply means, said emission compliance lube oil concentration control means including a fuel supply sensing means for sensing the supply quantity of fuel delivered to said fuel supply means and for generating a supply quantity signal based on said supply quantity, an engine lube oil injection control means positioned along said lube oil injection circuit for controlling the flow of lube oil in said lube oil injection circuit, a processing means for receiving said supply quantity signal and generating a lube oil injection flow control signal based on said supply quantity signal, said lube oil injection flow control signal controlling the operation of said engine lube oil injection control means to define said predetermined quantity of lube oil.