Digital Twin for rolling bearings: a review of current simulation and PHM techniques
Digital Twin (DT) is acknowledged as a promising technology for life-cycle management of
industrial products. Rolling bearings, the joints of machines, are largely responsible for the …
industrial products. Rolling bearings, the joints of machines, are largely responsible for the …
Review of ultrasonic-based technology for oil film thickness measurement in lubrication
Lubricant film thickness is the most informative variable that reflects lubrication conditions
and transmission efficiency in the mechanical equipment, therefore its measurement is …
and transmission efficiency in the mechanical equipment, therefore its measurement is …
Mechanosensitive self-replication driven by self-organization
Self-replicating molecules are likely to have played an important role in the origin of life, and
a small number of fully synthetic self-replicators have already been described. Yet it remains …
a small number of fully synthetic self-replicators have already been described. Yet it remains …
[HTML][HTML] Measurement of roller load, load variation, and lubrication in a wind turbine gearbox high speed shaft bearing in the field
G Nicholas, T Howard, H Long, J Wheals… - Tribology …, 2020 - Elsevier
The variability of applied load and the integrity of lubrication are crucial factors dictating the
durability of wind turbine gearbox bearings. In this work, new ultrasonic reflectometry …
durability of wind turbine gearbox bearings. In this work, new ultrasonic reflectometry …
Thin film thickness measurements in two phase annular flows using ultrasonic pulse echo techniques
The electric power generation and oil/gas production industries have a strong interest in the
physical characterization of conducting and non-conducting liquid films that are formed …
physical characterization of conducting and non-conducting liquid films that are formed …
Understanding the friction mechanisms between the human finger and flat contacting surfaces in moist conditions
Human hands sweat in different circumstances and the presence of sweat can alter the
friction between the hand and contacting surface. It is, therefore, important to understand …
friction between the hand and contacting surface. It is, therefore, important to understand …
Ultrasonic reflection measured oil film thickness in the slipper bearings of an aviation fuel piston pump
Running on an ultra-thin dynamic oil film, the slipper bearing in an aviation fuel piston pump
is vulnerable to lubrication failure. To improve lubrication performance, the slipper surface is …
is vulnerable to lubrication failure. To improve lubrication performance, the slipper surface is …
The Sono-Hydro-Gen process (Ultrasound induced hydrogen production): Challenges and opportunities
Producing hydrogen using ultrasonic waves offers tremendous opportunities, which could
lead to a clean, affordable and reliable energy source. Introducing high-frequency ultrasonic …
lead to a clean, affordable and reliable energy source. Introducing high-frequency ultrasonic …
Sixty years of EHL
HA Spikes - Lubrication Science, 2006 - Wiley Online Library
It is now 60 years since Ertel produced the first solution to the elastohydrodynamic
lubrication (EHL) problem. There has been enormous progress since then, both in numerical …
lubrication (EHL) problem. There has been enormous progress since then, both in numerical …
Ultrasonic measurement for lubricant film thickness with consideration to the effect of the solid materials
Y He, J Wang, L Gu, C Zhang, H Yu, L Wang, Z Li… - Applied Acoustics, 2023 - Elsevier
An improved ultrasonic reflection coefficient phase model is proposed for lubricant film
thickness measurement with consideration to the influence of the solid layers. In the model …
thickness measurement with consideration to the influence of the solid layers. In the model …