Latest Blogs

The Think Thermally and MotorTalk blogs are updated monthly, written by Snell instructors and consultants for those interested or involved with infrared thermography and electric motor testing (EMT). Electrical, mechanical, building applications, and EMT are covered in this blog along with discussions on theory, equipment, tips, news, and much more.
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IR Talk

May 25, 2017
Mechanical Infrared Inspections; "Is this really a problem?"
Many of the folks I work with in classes or in the field have electrical backgrounds. Most electrical inspections are “exception based”. That is, when you see something that’s not right, it is a problem and it is reported. Mechanical inspections on the other hand can...

Français

May 19, 2017
¿Puede algo ‘frío’ ser indicador de una falla eléctrica?
Ce que recherchent habituellement les thermographistes, ce sont les « points chauds », négligeant ainsi de chercher les « points froids », qui potentiellement peuvent être significatifs. Comment expliquer les images ci-dessous? Et, comment doit-on « rapporter » les anomalies? L’image à gauche montre un point...

Español

May 12, 2017
¿Puede algo ‘frío’ ser indicador de una falla eléctrica?
Como usuarios de la termografía tenemos plasmado en nuestras mentes el buscar puntos calientes, pero ¿Será posible que en la búsqueda de estos puntos calientes estemos pasando por alto puntos ‘fríos’ potencialmente importantes? Considerando las imágenes de la parte de abajo, podríamos preguntarnos ¿De qué se...

Motor Talk

The Snell Group | May 04, 2017
Analyzing Starting Circuits with In-Rush Current Capture
Monitoring your motors routinely during starting is an essential part of a motor testing reliability program. The data gathered can be extremely useful in determining the development of electrical and mechanical faults as well as gauging the timing of then starting circuits. By far, the most...