Patent ID: 9599068
Date: 2017-03-21
CPC Classifications: F01L,F02B,F02D,F02M,Y02T

Claim:
1. A multi-cylinder internal combustion engine having: a plurality of cylinders; and an EGR device including an EGR cooler, wherein the multi-cylinder internal combustion engine comprising: a plurality of exhaust side branch conduits, each of the plurality of exhaust side branch conduits being provided to each of the plurality of cylinders; a condensed water storage portion where condensed water generated by the EGR cooler is stored; a plurality of condensed water introduction conduits, each of the plurality of condensed water introduction conduits being provided for each exhaust side branch conduit, and is communicated with a corresponding exhaust side branch conduit and with the condensed water storage portion, an exhaust-side variable valve mechanism being allowed to change valve timing of each exhaust valve; and a computer executing a computer program to function as a valve timing control device being configured to control the exhaust-side variable valve mechanism so that a valve closing timing of the exhaust valve is retarded when wall temperature of the cylinders is equal to or higher than a predetermined temperature in an ongoing decelerating operation.