Patent ID: 8925515
Filing Date: 2015-01-06
Classification: F01M,F02B,F02D

Abstract:
1. A power system, comprising: a turbocharger; an oil sump; a supply passage positioned fluidly between the turbocharger and the oil sump, the supply passage configured to supply oil to the turbocharger; a return passage positioned fluidly between the turbocharger and oil sump, the return passage being configured to return oil from the turbocharger to the oil sump; and a turbocharger bypass passage positioned fluidly between the supply passage and the return passage, the turbocharger bypass passage comprising a valve, the valve being configured to be in a closed positioned when the turbocharger is in a normal operating mode, and the valve being configured to be in an open position when the turbocharger is in a failure mode.