As pointed out in prior columns, the second leading cause of pump breakdowns is bearing failures. This is due in part because fewer than 10 to 30 percent of all ball bearings run long enough to ...

Abstract: The longitudinal vibration of the propulsion shaft system not only has a harmful impact on the shaft system itself, but also transmits the vibration of the power device to the ship through ...

Abstract: Given that thrust is the most core parameter of turbofan engines but cannot be measured, and that engines are subject to performance degradation, disturbances, or even failure, this article ...