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Imaging and Quantification of the Area of Fast-Moving Microbubbles Using a High-Speed Camera and Image Analysis
Published on: September 5, 2020
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Invited Article: Quantitative imaging of explosions with high-speed cameras
Kevin L McNesby1, Barrie E Homan1, Richard A Benjamin1
1Army Research Laboratory, Aberdeen Proving Ground, Aberdeen, Maryland 21005-5066, USA.
The Review of Scientific Instruments
|June 3, 2016
Summary
This study maps explosive detonation effects like temperature, pressure, and energy deposition using high-speed cameras. Measurements cover near to far-field phenomena, including shock formation and surface temperatures.
Area of Science:
- Physical Sciences
- Engineering
- Chemistry
Background:
- Explosive detonations generate complex phenomena impacting the surrounding environment.
- Accurate measurement of these effects is crucial for safety and design.
Purpose of the Study:
- To present novel techniques for diagnosing explosive detonations.
- To map key physical and chemical parameters in the near to far-field.
Main Methods:
- Utilizing high-speed cameras as the primary diagnostic tool.
- Employing advanced imaging techniques for data acquisition.
Main Results:
- Successful mapping of temperature, pressure, and energy deposition.
- Characterization of air shock formation and propagation (0-500 charge diameters).
- Identification of chemical species signatures and surface temperature variations.
Conclusions:
- The presented techniques provide comprehensive insights into explosive detonation dynamics.
- High-speed imaging is effective for detailed analysis of explosive events.
