A review on recent advancements in an automotive turbocharger rotor system supported on the ball bearings, oil film and oil-free bearings
In recent years, turbochargers have gained importance in the automotive industry,
locomotive, and marine applications powered by diesel engines. Also, they are widely …
locomotive, and marine applications powered by diesel engines. Also, they are widely …
Dynamic stability of unbalance-induced vibration in a turbocharger rotor-bearing system with the nonlinear effect of thermal turbulent lubricating fluid film
Y Zhang, W Wang, D Wei, G Wang, J Xu… - Journal of Sound and …, 2022 - Elsevier
The rotor-bearing system of small size and light weight used in automotive turbochargers
can reach the speeds between 100,000 to 300,000 rpm, but the undesirable sub …
can reach the speeds between 100,000 to 300,000 rpm, but the undesirable sub …
Coupling analysis of tribological and dynamical behavior for a thermal turbulent fluid lubricated floating ring bearing-rotor system at ultra-high speeds
Y Zhang, W Wang, D Wei, G Wang, J Xu, K Liu - Tribology International, 2022 - Elsevier
The floating-ring bearing supported turbocharger rotor system generally reaches the speeds
exceeding 100,000 rpm in high-temperature environment, but the risky sub-synchronous …
exceeding 100,000 rpm in high-temperature environment, but the risky sub-synchronous …
Dynamic behaviours of a full floating ring bearing supported turbocharger rotor with engine excitation
L Tian, WJ Wang, ZJ Peng - Journal of Sound and Vibration, 2011 - Elsevier
The rotor dynamic behaviour of turbochargers (TC) has been paid significant attention
because of its importance in their healthy operation. Commonly, the TC is firmly mounted on …
because of its importance in their healthy operation. Commonly, the TC is firmly mounted on …
An experimental and theoretical analysis of a foil-air bearing rotor system
Although there is considerable research on the experimental testing of foil-air bearing (FAB)
rotor systems, only a small fraction has been correlated with simulations from a full nonlinear …
rotor systems, only a small fraction has been correlated with simulations from a full nonlinear …
Effects of bearing outer clearance on the dynamic behaviours of the full floating ring bearing supported turbocharger rotor
As a high speed rotating device, the modern turbocharger rotor is commonly supported by
floating ring bearings (FRBs). The high nonlinearity there can always lead to quite complex …
floating ring bearings (FRBs). The high nonlinearity there can always lead to quite complex …
Thrust bearing coupling effects on the lateral dynamics of turbochargers
Nowadays tendency is the practice of engine downsizing with a turbocharger, to increase
fuel economy and decrease emissions. For both design and analysis, a reliable rotor …
fuel economy and decrease emissions. For both design and analysis, a reliable rotor …
Nonlinear effects of unbalance in the rotor-floating ring bearing system of turbochargers
Turbocharger (TC) rotor-floating ring bearing (FRB) system is characterised by high speed
as well as high non-linearity. Using the run-up and run-down simulation method, this paper …
as well as high non-linearity. Using the run-up and run-down simulation method, this paper …
A review on the rotor dynamics of automotive turbochargers
Abstract Since the Industrial Revolution (1760–1820), 2040 gigatonnes of carbon dioxide
(CO2) were emitted to the atmosphere and the half of these emissions occurred between …
(CO2) were emitted to the atmosphere and the half of these emissions occurred between …
The extraction of Campbell diagrams from the dynamical system representation of a foil-air bearing rotor model
P Bonello - Mechanical Systems and Signal Processing, 2019 - Elsevier
Campbell diagrams describe the variation with speed of the modes of low amplitude (linear)
free vibration of a rotordynamic system about its static equilibrium condition, and are an …
free vibration of a rotordynamic system about its static equilibrium condition, and are an …