Condition-based monitoring and machine fault detection play important roles in industry as
they can ensure safety and reduce breakdown loss. Weak signal detection is an essential …

Machinery fault diagnosis has progressed over the past decades with the evolution of
machineries in terms of complexity and scale. High-value machineries require condition …

Bearing fault is the most common causes of rotating machinery failure. Therefore, accurate
bearing fault identification technique is of tremendous significance. Vibration monitoring has …

Abstract Variational Mode Decomposition (VMD) has attracted much attention and been
used to analyze different kinds of signals, such as mechanical signals, medical data, and …

Variational mode decomposition (VMD), an effective signal decomposing technique, has
attracted considerable attention in recent years. The successful applicability of the VMD …

The impulse features in a condition monitoring (CM) signal usually imply the occurrence of a
defect in a rotating machine. To accurately capture the impulse components in a CM signal …

Due to the influence of gearbox structure complexity, vibration signals are always corrupted
by heavy multiscale noise interference distributed in modulation frequency bands, which …

Condition classification of rolling element bearings in rotating machines is important to
prevent the breakdown of industrial machinery. A considerable amount of literature has …

Industrial automatic control systems have high requirements for manufacturing accuracy,
which are often adversely affected by the compound fault of rotating machinery such as …

In complex operating conditions, the monitoring signals of mechanical equipment are
susceptible to interference from multiple vibration sources and environmental noise …