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Thermography is a non-invasive diagnostic technique that uses infrared imaging to detect temperature variations on surfaces. It is widely used in predictive maintenance to identify potential equipment failures before they occur, reducing downtime and maintenance costs.
Basics of Thermography in Maintenance
Thermography involves capturing thermal images to monitor the condition of machinery and electrical systems. Variations in temperature can indicate issues such as overheating, loose connections, or worn components.
Practical Applications
In industrial settings, thermography is used to inspect electrical panels, motors, and bearings. Regular thermal scans help detect anomalies early, preventing equipment failure and costly repairs.
Example Calculation: Detecting Overheating
Suppose a motor’s normal surface temperature is 50°C. A thermal image shows a hotspot at 70°C. The temperature difference is 20°C, indicating potential overheating. If the acceptable temperature rise is 15°C, maintenance should be scheduled.
Using thermography, technicians can quantify temperature differences and prioritize repairs based on severity, improving maintenance efficiency.