Tag Archives: IR camera

Blog #055 – Your THERMOGRAPHY COMFORT LEVEL – Three modes of Heat Transfer. Think on a molecular level.

To be comfortable in using an infrared camera you must be very familiar with the three modes of heat transfer: conduction, convection, and thermal radiation.  I’ll use the glossary of the ASNT Nondestructive Testing HANDBOOK, Volume 3 Infrared and Thermal … Continue reading

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Blog #050 – Your THERMOGRAPHY COMFORT LEVEL – Equilibrium is your enemy. Recognize it! Avoid it!

    Thermal imaging cameras can be used to locate unfilled cinder blocks.  The principle is thermal capacitance.  In the above images I used my Fluke IR Fusion camera at 7am, 10am and 2pm.  In the winter the sun rises … Continue reading

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Blog #049 – Your THERMOGRAPHY COMFORT LEVEL – Thermal capacitance and its use in thermography.

So I point my Fluke Ti32 IR camera down on a flat roof at 11pm on a clear night and there’s no wind.  I see warm areas and cool areas.  The moisture meter verifies the warm areas as moisture.  But … Continue reading

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Blog #048 – Your THERMOGRAPHY COMFORT LEVEL – 1st and 2nd Law of Thermodynamics! Why important?

There are two very important laws of thermodynamics all thermographers need to understand: the 1st Law and the 2nd Law.  And they are not difficult to understand. The 1st Law of Thermodynamics states that energy can be transformed or changed … Continue reading

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Blog #038 – Your THERMOGRAPHY COMFORT LEVEL –IR- Fusion® and the blending feature. What is it?

One of the greatest advancements in infrared cameras came a few years back when FLUKE introduced the IR Fusion cameras.  This solved so many issues that had been a challenge for thermographers.  It’s easy to see exactly what you are … Continue reading

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Blog #032 – Your THERMOGRAPHY COMFORT LEVEL – Exercise #6 – insulation detection!

Review blog #31 and continue with the exercises. As you view the wall with your infrared camera in the blue/red palette you see the following image.  Cool wall cavity areas (darker color) and warmer framing (lighter color). Scenario #11 – … Continue reading

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Blog #027 – Your THERMOGRAPHY COMFORT LEVEL –Techniques to increase emissivity!

If you didn’t get a chance to read the last blog (blog #026) it would be good to go back and take a look at it.  It discusses the subject of “emissivity”.  Since we learned that “emissivity” is connected with … Continue reading

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Blog #026 – Your THERMOGRAPHY COMFORT LEVEL – Emissivity? What is it? Is it important?

Every target surface that you point your infrared camera at has a surface characteristic of emissivity.  How’s your comfort level with that subject?  I talked about this a little in blog #015 (Radiosity!  What is it?)  As you might remember, … Continue reading

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Blog #025 – Your THERMOGRAPHY COMFORT LEVEL – Exercise #4 – insulation detection!

Review Blog #022, #023 & #024 and continue with the exercise. Cool wall cavity areas (darker color) and warmer wood framing (lighter color): Scenario #7 – viewed from the outside during the cooling season (summer) – are the bays insulated? … Continue reading

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Blog #024 – Your THERMOGRAPHY COMFORT LEVEL – Exercise #3 – insulation detection!

Review Blog #022 & #023 and continue with the exercise.   Warm wall cavity areas (lighter color) and wood framing (darker color): #5 scenario:  viewed from the outside during the cooling season (summer) – Are the bays insulated? #6 scenario:  … Continue reading

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