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The spark discharge of a real helicopter igniter is generated in air for a range of pressure and temperature conditions representative of challenging conditions to ignite. This is necessary to study the performance of the igniter and quantify the amount of energy deposited after losses.

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This page is a summary of: Properties of Ignition Kernel Generated by a Sunken Fire Igniter, Journal of Propulsion and Power, November 2025, American Institute of Aeronautics and Astronautics (AIAA),
DOI: 10.2514/1.b39758.
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