Liquid propellant rocket engines experience thrust oscillation during operation

the verdict

SUPPORTED

the evidence backs this

Recorded sources

2 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Liquid propellant rocket engines frequently experience combustion instabilities and thrust oscillations during operation, as documented in experimental and modeling studies.

The analysis

The retrieved papers include direct empirical evidence (Paper 5) and discussions of combustion instability (Paper 9) in liquid rocket engines, confirming that liquid propellant engines experience these oscillations.

Evidence for · 2

Experimental Study on the Unsteady Spray Combustion Process of a Liquid Oxygen/Methane Swirl Coaxial Injector.

Recorded source metadata

Cao P, Bai X, Li Q, Cheng P, Li Z. Experimental Study on the Unsteady Spray Combustion Process of a Liquid Oxygen/Methane Swirl Coaxial Injector.. 2021. https://doi.org/10.1021/acsomega.1c03192

Experimental results on a liquid oxygen/methane rocket engine confirm the presence of low-frequency and high-frequency flame and spray oscillations during combustion operations.

Source citation format

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More for · 1

Bio-inspired multi-dimensional deep fusion learning for predicting dynamical aerospace propulsion systems.

Recorded source metadata

Vergnolle MQ, Wu EZY, Sui Y, Wang Q. Bio-inspired multi-dimensional deep fusion learning for predicting dynamical aerospace propulsion systems.. 2024. https://doi.org/10.1038/s44172-024-00327-9

Discusses rocket combustion instability as a key dynamical challenge in aerospace propulsion systems.

Source citation format

The paper trail · every fact has a biography

first checked01 Aug 2026

judged → SUPPORTED · 7701 Aug 2026

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