| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an EGR (Exhaust Gas Recirculation) gas cooling device, capable of cooling an EGR gas without giving an adverse influence to fuel consumption. <P>SOLUTION: A heater 4 heat-exchanging between the EGR gas flowing in an EGR pipe 3 in a near part of an exhaust manifold 23 and an operation gas is provided in a loop pipe 2 in which the operation gas is encapsulated, a cooler 5 heat-exchanging between the operation gas and the atmosphere is provided in the loop pipe 2 and a regenerator 6 is provided between the cooler 5 and the heater 4 of the loop pipe 2 to form a motor 7 for converting heat of the EGR gas into sound in the loop pipe 2. <P>COPYRIGHT: (C)2012,JPO&INPIT |
