| 摘要 |
PROBLEM TO BE SOLVED: To provide a gas mixing device capable of suppressing variation in introduction amount of exhaust gas in a circumferential direction of a suction passage and in a passage length direction thereof.SOLUTION: A gas mixing device 1 includes: a housing 2 that has a suction passage 202 through which fresh gas G1 flows, and an EGR passage 21 that introduces exhaust gas G2 to the suction passage 202; and a partition wall part 3 that is arranged between the EGR passage 21 and the suction passage 202, and has a plurality of split flow holes 30d, 30e opened to the suction passage 202. The plurality of split flow holes 30d, 30e is distributed in the passage length direction and circumferential direction of the suction passage 202. |
