Which of the following can be identified through vibration analysis?

Vibration analysis is a powerful technique used to monitor the condition of machinery and can reveal various mechanical issues. One crucial aspect that vibration analysis can identify is imbalances in rotating components. When a rotating part, such as a motor or fan, is imbalanced, it generates excessive vibration that can be detected and analyzed.

These vibrations often result from uneven mass distribution around the axis of rotation. When the machine operates, this imbalance causes the component to exert additional forces on its bearings and supports, leading to premature wear and potential failure if not addressed. By using vibration analysis, technicians can interpret the vibration patterns and magnitudes to determine the severity and nature of imbalances, allowing for timely corrective measures to improve machine performance and reliability.

In contrast, electrical resistance levels, fluid levels, and heat transfer efficiency are monitored through different types of analysis and instrumentation, such as electrical testing, level sensors, or thermal imaging, rather than vibration analysis.