An internal combustion engine comprises an exhaust purification catalyst (20) and an air-fuel ratio sensor (41) arranged at a downstream side of the exhaust purification catalyst, stops or decreases a feed of fuel as fuel cut control, and controls an air-f...

The module (10) has terminals (14,15) that are used for supplying and outputting exhaust gas in the exhaust gas charge and exhaust gas treatment module respectively. The terminals (16,17) are used for supplying and outputting consolidating loading air in t...

An embodiment (control apparatus) for an internal combustion engine according to the present invention determines, based on an output value Voxs of the downstream air-fuel ratio sensor 67 disposed downstream of a three-way catalyst 43, determines which air...

A two-stroke engine (1) includes a cylinder (2) having a scavenging port (23) and an exhaust port (24), a piston (3) provided in the cylinder (2), a first ejection part (61) for ejecting liquid ammonia into a combustion chamber (20), and a supercharger (5)...

The present invention provides an internal combustion engine includes: a turbocharger arranged in exhaust passage; EGR passage branching off from the exhaust passage downstream of a turbine of the turbocharger and connected to intake passage; a burner devi...

In order to achieve the downsizing of a nozzle part and decrease fuel consumed by the nozzle part, provided is an operating method of a marine internal combustion engine, the marine internal combustion engine including: a combustion chamber that receives s...

In a reciprocating internal combustion engine having a turbocharger, the removal of NO X from exhaust gas with use of a SCR system is made possible without causing deterioration of transient characteristics of the reciprocating internal combustion engine. ...

An exhaust gas purification system comprises a NOx catalyst for absorbing the NOx in the exhaust gas when the air-fuel ratio of the influent exhaust gas is lean and purifying by reducing the absorbed NOx with a reducing agent in the exhaust gas when the ai...

An emission control system of an lean-burn internal combustion engine (1) includes a NOx catalyst (17), and a reductant supply device (12, 19, 20, 21, 22) disposed upstream of the NOx catalyst for adding a reducing agent so as to release and reduce NOx abs...