| 摘要 |
PROBLEM TO BE SOLVED: To stably decrease an intake temperature.SOLUTION: A low-pressure loop EGR device 30 includes an intake air temperature decreasing device 28 having: a swirl means 25 swirling to mix EGR gas from an EGR pipe 22 with the intake air of an intake air inlet pipe 17 and then to supply the mixture to the compressor 8; and cooling fins 27 disposed to an outer peripheral face of the intake air inlet pipe 17 to correspond to a swirl flow R generated in the intake air inlet pipe 17 by the swirl means 25. |
