METHOD OF INDUCING COMBUSTION IN HYPERSONIC RAMJET ENGINE AND HYPERSONIC RAMJET ENGINE Russian patent published in 2012 - IPC F02K7/10 

Abstract RU 2453719 C1

FIELD: engines and pumps.

SUBSTANCE: proposed method comprises feeding fuel into supersonic airflow and inducing chemical reaction of combustion of produced supersonic flow of fuel-air mix by producing flat inclined shock wave and initiating stationary inclined detonation wave. Prior to producing flat inclined shock wave, supersonic flow of fuel-air mix is irradiated additionally by laser multiple-reflected radiation with frequency in resonance with frequency of line of molecular oxygen absorption from primary electron state into excited metastable state. Hypersonic ramjet engine comprises elongated housing with air inlet on one end and laser radiation source. Housing intermediate part is made up of combustion chamber and provided with fuel feed device and wedge-like body with taper vertex facing supersonic flow. Laser radiation source is arranged ahead of wedge in the inclined shock wave formation zone with radiation reflectors arranged at wedge vertex.

EFFECT: intensified combustion due to increased rate of chemical reactions.

4 cl, 2 dwg

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RU 2 453 719 C1

Authors

Bezgin Leonid Viktorovich

Kopchenov Valerij Igorevich

Serikov Rostislav Ivanovich

Starik Aleksandr Mikhajlovich

Titova Natalija Sergeevna

Dates

2012-06-20Published

2010-11-09Filed