Pogo oscillation

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

Pogo oscillation is a self-excited type of vibration in liquid-propellant rocket engines caused by combustion instability.

Excerpt from the Wikipedia article “Pogo oscillation”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NASA, Public domain, via Wikimedia Commons.