FIELD: engine technology.
SUBSTANCE: method for feeding a nanodispersed component of a fuel composition into the combustion chamber of a ramjet engine relates to the field of aviation engine construction, can be used in the development of ramjet engines and to increase the combustion efficiency of fuel compositions based on liquid jet fuels and nanodispersed additives (nanodispersed carbon, metal fuels and their compounds) to them in the ramjet combustion chamber, due to the beginning of mixing of nanodispersed particles of the fuel composition component with the incoming air flow in the air intake, followed by heating in the air intake due to the braking of the air flow from supersonic speeds to sonic, before mixing with liquid jet fuel supplied after the air intake into the combustion chamber of a ramjet engine. The essence of the method lies in the fact that the fuel composition component is supplied in front of the air intake or in the air intake in a dosed and continuous manner in the form of a nanodispersed powder, through a supply system not connected with the liquid jet fuel supply system to the combustion chamber of a ramjet engine.
EFFECT: method makes it possible to increase the efficiency, mass perfection and expand the scope of ramjet applications in aircraft of various sizes, to ensure the stability and efficiency of feeding the nanodispersed component of the fuel composition into the ramjet combustion chamber in the form of smoke or gas suspension, to increase the completeness of combustion of the nanodispersed component of the fuel composition based on liquid jet fuel, to preserve the operational characteristics of jet fuels and methods for supplying liquid jet fuel to the ramjet combustion chamber, by eliminating the use of thickeners and surfactants, to reduce the time of complete combustion of the fuel-air mixture in the combustion chamber of the ramjet.
1 cl, 1 dwg
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Authors
Dates
2022-03-17—Published
2021-04-02—Filed