| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a supercharger system of an engine surely preventing surging of a compressor. <P>SOLUTION: The supercharger system comprises a supercharger 14 having the compressor 11 and a turbine 12, an aftertreatment device 15 connected to a downstream side of the turbine 12, a bypass flow path 16 connecting between a discharge side of the compressor 11, and the turbine 12 and the aftertreatment device 15, a bypass flow path opening and closing means 17 for opening and closing the bypass flow path 16, an opening and closing control means 8 for controlling the bypass flow path opening and closing means 17, and a surging detection means 8, 52 for detecting a surging generation condition of the compressor 11, wherein the opening and closing control means 8 is constructed to control the bypass flow path opening and closing means 17 in a manner that it usually closes the bypass flow path 16 and opens the bypass flow path 16 when the surging generation condition is detected by the surging detection means 8, 52. <P>COPYRIGHT: (C)2007,JPO&INPIT |
