초록 ▼

A fuel control system for an engine utilizing direct fuel injection including a smoke sensor for measuring the level of smoke in the engine exhaust. A control module, in response to the output signal from the smoke sensor, regulates the timing and delivery of fuel to the engine, the delivery of air

A fuel control system for an engine utilizing direct fuel injection including a smoke sensor for measuring the level of smoke in the engine exhaust. A control module, in response to the output signal from the smoke sensor, regulates the timing and delivery of fuel to the engine, the delivery of air to the engine, the amount of exhaust gases that are recirculated to the engine, the turbo boost pressure and performs on-board diagnostics.

대표청구항 ▼

[ We claim:] [1.] A fuel control system for an engine coupled to an air intake system and an exhaust system, wherein said air intake system delivers air to said engine for combustion and said exhaust system directs engine exhaust away from said engine, said fuel control system comprising:a smoke sen

[ We claim:] [1.] A fuel control system for an engine coupled to an air intake system and an exhaust system, wherein said air intake system delivers air to said engine for combustion and said exhaust system directs engine exhaust away from said engine, said fuel control system comprising:a smoke sensor disposed within said exhaust system for monitoring a level of smoke in said engine exhaust and producing a smoke signal in response thereto;means for regulating an air-to-fuel ratio delivered to said engine; anda control module receiving said smoke sensor signal and controlling said regulating means in direct response thereto to cause said engine to produce a predetermined level of smoke.