A numerical investigation of mixed thermal elastohydrodynamic lubrication in tilting-pad journal bearing

Q Luo, Q Dong, B Zhao, H Yang… - Journal of …, 2024 - asmedigitalcollection.asme.org
The tilting-pad journal bearing in the cooling system of the nuclear power plant is equipped
below the ground and vertically positioned to accomplish its function for water transfer …

Dynamic of a flexible rotor-bearing system supported by worn tilting journal bearings experiencing rub-impact

E Tofighi-Niaki, MS Safizadeh - Lubricants, 2023 - mdpi.com
Wear usually occurs in the loaded part of hydrodynamic bearings and leads to bearing
geometry imperfections. This paper investigates the effects of wear-induced geometric …

Coupled evolution process of lubrication and wear in piston-liner interface of high-pressure common rail pumps

K Yan, D Huang - Engineering Failure Analysis, 2024 - Elsevier
As a pivotal frictional pair of piston pumps, the piston-liner interface is vulnerable to rapid
wear in the face of severe environment, triggering a consequent contraction in the piston …

Transient lubrication performance of tilting-pad journal bearings under dynamic load considering bi-directional misalignment and mixing temperature behavior

X Wang, K Wang, X Ji, K Zhu, L Yang, L Pang… - Tribology …, 2025 - Elsevier
Tilting-pad journal bearings (TPJBs) are highly self-adaptive for serving as support bearings
in marine gas turbines. However, the research on the transient lubrication performance of …

Analysis of lubricating characteristics of high-pressure radial piston pump with thermo-elastohydrodynamic coupling

K Yan, D Huang - … of the Institution of Mechanical Engineers …, 2024 - journals.sagepub.com
The behavior of piston-cylinder interfaces takes important influences on lubricating
characteristics of the high-pressure piston pump. For the sake of revealing the lubricating …

Effect of direct injection and pivot stiffness on the static performance parameters of tilting pad journal bearings

TF Peixoto, FWS Tuckmantel… - Proceedings of the …, 2023 - journals.sagepub.com
This work presents a thermo-hydrodynamic model of a tilting pad journal bearing (TPJB)
supported on flexible pivots and considering direct injection on the bearing gap. It initially …

Numerical and experimental study on the dynamic bearing properties of a four-pad and eight-pad tilting pad journal bearings in a vertical rotor

GB Benti, D Rondon… - Journal of Energy …, 2022 - asmedigitalcollection.asme.org
In this paper, the dynamics of tilting pad journal bearings (TPJB) with four and eight pads are
studied and compared experimentally and numerically. The experiments are performed on a …

Lubricating characteristics and sealing performance of mixed TEHD analysis of piston-cylinder interface in the piston pump

K Yan, D Huang - Industrial Lubrication and Tribology, 2023 - emerald.com
Purpose In high-pressure pumps, due to the interaction of asperities on the upper and lower
surfaces, the piston–cylinder interface suffers severe lubrication and sealing problems …

Optimization Numerically for Five-Pad Tilting-Pad Journal Bearings Design Based on Particle Swarm

K Yan, H Li, J Sun, Q **n, N Ding, D Jiang… - Tribology …, 2023 - Taylor & Francis
The design of five-pad tilting-pad journal bearings (TPJB) is complicated because of the
uncertainty of design parameters that greatly affects the performance of TPJB. In this study …

Influence of injection pressure on the thermohydrodynamic behavior of tilting pad journal bearings—model and experiment

L Bizarre, GB Daniel, IF Santos… - Tribology Transactions, 2021 - Taylor & Francis
In rotating machines, tilting pad journal bearings (TPJBs) are widely used because of their
enhanced design stability in comparison with alternative bearing configurations. In the …