| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a turbocharger which prevents deposit from adhering to a diffuser passage.SOLUTION: A turbocharger 1 includes a compressor housing 2 and a bearing housing 3. The compressor housing 2 includes a diffuser surface 222, and the bearing housing 3 includes a facing surface 311. Cleaning agent supply means 4 is provided on at least one of the diffuser surface 222 and the facing surface 311. The cleaning agent supply means 4 includes: a porous supply part 41 which is disposed facing a diffuser passage 15; and a cleaning agent introduction part 42 which introduces a cleaning agent to the porous supply part 41. The cleaning agent supply means 4 is formed so that the cleaning agent is supplied from the porous supply part 41 to the diffuser surface 222 or the facing surface 311. An on-off valve 5 capable of switching a state of the cleaning agent between inflow to the porous supply part 41 and interruption is disposed in the cleaning agent introduction part 42.</p> |
