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What is Thermal Imaging?
Infrared imaging science is mostly known by other terms like Infrared Thermography (IRT), thermal video, and thermal imaging. Thermography cameras typically identify radiation in what is called the long-infrared series of the electromagnetic spectrum (9–14 µm or roughly 9,000–14,000 nanometers) and provide pictures, known as thermograms. All objects with temperature over absolute zero produce infrared radiation as stated by the black body radiation law, and thermography makes it feasible for us to see it.
To view and be able to measure schemes based on the differences in temperature, as minute as a few hundredths of a degree Celsius, an infrared thermographic scanner must be utilized. Depending on environmental conditions and the desired outcome, IRT testing may be executed or conducted during the day or night time. Engineers use it to trace or detect material not exposed to the surface of the ground, such as pipelines, pipeline leaks, hidden tunnels, Underground Storage Tanks (USTs), therefore looking for temperature models characteristically in the area of 0.01 °C to 1 °C below or above surrounding temperatures.
How Investigators Use Thermography
Thermography has been used for over five decades by many industrial and commercial arenas. Firefighters use thermography to localize the firebase, to find a person or to see through smoke. Maintenance personnel uses thermal imaging to detect high-temperature junctions and power lines sections, which are an indication of forthcoming or potential future failure. In the electrical field, irregular temperature models could specify a faulty connection. Building managers look for thermal indications that can point to leaks of heat in defective insulation areas, and use the inspection outcomes to increase the efficiency of their HVAC systems.
In addition, the detection of heat loss can discover other irregularities or abnormalities, like water penetration, humidity or moisture. Detection of moisture utilizing sing IRT is not restricted to buildings. It is also applicable to soil, paper, or even aircraft structures. Indications or existence of moisture inside the structure of an aircraft could lead to the formation of ice with a difference of volume, and mechanical stress consequences.
Thermograms (or thermal images) are in reality optical exhibits of the volume of infrared energy ejected, transmitted, and reflected by an item. Being careful when taking an image and by using the proper or correct camera settings, electrical systems can be skimmed and future failures can be identified. Imperfections or defects with steam traps in heating systems are easily located.
Advantages of the Method
ATS professionals are committed to providing our clients with the highest quality thermal imaging inspections with timely results. ATS inspection services are within our Quality Systems and are in compliant with the following standards: