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Characterization and Measurement of Hybrid Gas Journal Bearings
feedhole externally pressurized gas bearing high speed gas bearing air bearing
2015/1/19
his thesis concentrates on the study of hybrid gas journal bearings (bearings with externally pressurized mass addition). It differs from most work in that it goes back to “basics” to explore the hydr...
Quasi-static Analysis of Thrust-loaded Angular Contact Ball Bearings Part I: Theoretical Formulation
ball bearing quasi-static creepage differential slip
2011/8/5
Ball bearings play an important role in various rotating machineries, but the complicated kinematic and tribological features of ball bearings make many aspects of their operating behaviors still inco...
Quasi-static Analysis of Thrust-loaded Angular Contact Ball Bearings Part II: Results and Discussion
ball bearing quasi-static creepage differential slip
2011/8/5
Ball bearings are widely employed mechanical components characterized by high precision and quality, and usually play important roles in various rotary machines and mechanisms. Many advanced applicati...
Residual Fatigue Life Prediction of Ball Bearings Based on Paris law and RMS
residual fatigue life Paris law prediction model intrinsic mode function(IMF)
2011/8/5
Paris law can reflect the failure mechanism of materials and is usually used to be a method to predict fatigue life or residual fatigue life. But the variable which can represent the health of machine...
Stability Analysis on Rotor Systems Supported by Self-acting Tilting-pad Gas Bearings with Frequency Effects
bearing-rotor system tilting-pad bearing logarithm attenuation rate
2011/8/4
The recent research on stability of gas bearing-rotor systems still mostly adopts the same method as in oil-lubricated bearing-rotor systems. The dynamic coefficients of gas bearings in the case that ...
A Computer Based Approach for the Design of the Orifice-Compensated with Feeding Pocket Annular Hydrostatic Thrust Bearings
Design Hydrostatic thrust bearings Stiffness
2010/1/14
The orifice-compensated with feeding pocket annular hydrostatic (OCFPAH) thrust bearing is a unique type of gas bearing
with many distinguishing characteristics. It is finding many applications in ul...
Dry friction of bearings on dynamics and control of an inverted pendulum
Dry friction bearings dynamics inverted pendulum
2010/8/11
Stabilization of the inverted pendulum on a cart is one of the most interesting problems in nonlinear control theory. This mechanical device consists of a free vertical rotating pendulum with a pivot ...
Wavelet Decomposition for the Detection and Diagnosis of Faults in Rolling Element Bearings
Discrete Wavelets Transform Discrete Wavelet Packet Transform Ball Bearing Fault Detection
2010/1/15
Condition monitoring and fault diagnosis of equipment and processes are of great concern in industries. Early fault detection in machineries can save millions of dollars in emergency maintenance costs...
The Twelfth International Symposium on Magnetic Bearings（ISMB 12）
Twelfth International Symposium Magnetic Bearings ISMB
2009/12/4
The First International Symposium on Magnetic Bearings was held in Zurich, Switzerland, in June 6-8, 1988. Conventioners have made extensive communication on the theory and application of magnetic bea...
Wear Behaviour of Zinc-Aluminium Alloys and the Bearings Produced from these Alloys
Zinc-aluminum alloys journal bearings wear
2009/10/14
In this study, two ternary zinc-aluminum-copper and two quaternary zinc-aluminum-copper-silicon alloys were produced by permanent mould casting. The wear behaviour of these alloys were investigated wi...
Analytical Investigation of Low-speed, Large Overall-dimension? Journal Bearings Operating in Textile Machines
hydrodynamic lubrication journal bearings heated bowl press
2009/2/16
The subject of this paper is the theoretical investigation of low-speed, mechanically and thermally heavy loaded journal bearings of calendaring and similar type machines operating under identical con...
SEISMIC PERFORMANCE OF SLIDING ISOLATION BEARINGS DURING VERTICAL MOVEMENT OF BRIDGE GIRDERS
sliding bearings friction coefficient impact tests uplift PTFE
2008/12/25
The behavior of sliding isolation bearings with respect to vertical movement due to earthquake excitation is investigated through experiments and simulations. Bridge girders may undergo vertical moti...
EXPERIMENTAL INVESTIGATION ON AGEING BEHAVIORS OF RUBBERS USED FOR BRIDGE BEARINGS
rubber bearing ageing behavior mechanical property pre-strain
2008/12/22
In order to evaluate the deterioration characteristics during the lifecycle of bridge rubber bearing, a series of long-term accelerated exposure tests are performed on four kinds of rubber materials ...
The vibroacoustical research of roll bearings defects
vibroacoustical bearing transmission level of noise diagnostic abrasion analysis of vibration
2010/11/2
This article presents the description, results and conclusions of the methodology of the vibroacoustical research of the transmission of one of the units of a tactical car – of the bevel bearings of t...