Additive fault diagnosis techniques in rotor systems: a state-of-the-art review

P Kumar, R Tiwari - Sādhanā, 2024 - Springer
Faults in rotating systems can cause significant damage to the machinery and can result in
downtime and production losses. Hence, the timely detection and diagnosis of faults are …

A simplified model for the on-line identification of bearing direct-dynamic parameters based on algebraic identification (AI)

SJ Landa-Damas, J Colín-Ocampo, A Blanco-Ortega… - Mathematics, 2023 - mdpi.com
In this paper, a mathematical model is presented to identify the direct dynamic coefficients
(kxx, kzz, cxx, czz) of a pressurized bearing in a rotor-bearing system. The presented …

Balancing of Asymmetric Rotor‑Bearing Systems Using Modal Masses Array Calculated by Algebraic Identification of Modal Unbalance

LA Baltazar-Tadeo, J Colín-Ocampo… - Journal of Vibration …, 2024 - Springer
Purpose Balancing an asymmetrical rotor-bearing system is currently considered a topic of
interest for applied mechanics, mainly due to the parametric excitation produced by the shaft …

[PDF][PDF] Modelling, analysis, and identification in a cracked and unbalanced Jeffcott rotor supported on foil bearings

P Kumar - Archive of Mechanical Engineering, 2024 - journals.pan.pl
Various machines running at high speed are prone to different kinds of faults such as
unbalance, transverse cracks, bearing and coupling misalignment, rubimpact, internal …

Identificación algebraica de los parámetros físicos de un sistema rotor-cojinete simplificado de dos grados de libertad

EB Hernández, JGM Larios, LAB Tadeo… - Cultura Científica y …, 2024 - erevistas.uacj.mx
En este trabajo se propone el desarrollo de identificadores de los parámetros de masa,
rigidez y amortiguamiento de un sistema rotor-cojinete simplificado de dos grados de …