Meaning of double flash | Babel Free

Definitions

1. The characteristic visual phenomenon produced by the atmospheric detonation of a nuclear weapon, consisting of a very brief, bright flash of light which dims rapidly, followed by a second, gradually brightening flash.
2. A system using two flash separators to separate phases of a working fluid.

Examples

“On 22 September 1979 at about 1 a.m. GMT, a US Vela satellite passing over the South Atlantic detected a double⟳ flash⟳ of light⟳ in the vicinity of Prince Edward Island.”

“One of the sensors on satellites in the U.S. Nuclear Detonation System uses a relatively simple device to detect⟳ the “double⟳ flash⟳” of a nuclear detonation anywhere on earth.”

“The detected signal was a “double⟳ flash⟳” characteristic of nuclear test⟳ signals recorded on 41 previous occasions by Vela satellites.”

“Dipippo, in 2008, reported that the double-flash plant⟳ increased power output by 15-25% compared to a single flash⟳ plant⟳ under the same geothermal fluid conditions [9, 10].”

CEFR level