An influence of temperature non-uniformity for input stream on a nozzle performances

Аuthors

Hilkevich V. Y.

Turaevo Engineering Design Bureau «Soyuz», 140080, Moscow region, Lytkarino city, Turaevo I.Z. , building №10

e-mail: lythilkevich@yandex.ru

Abstract

An evaluation of nozzle losses for a liquid fuel ramjet is carried out by means of CFD-simulation techniques. It is demonstrated that radial temperature non-uniformity for a nozzle input causes increasing of values for flow and impulse coefficients on 1—1,5 %.

Keywords:

CFD-simulation; ramjet; liquid fuel; nozzle; temperature non-uniformity