Results 81 to 90 of about 2,233 (228)

To study and simulate the concept of ramjet / Amiruddin Amkaromi [PDF]

open access: yes, 2005
Ramjet engine is a kind of jet engine that use the forward motion of the engine to ramp the ambient air been swallowed into the engine. The diffuser inlet design plays an important factor to produce the compression effect in parallel to the speed of the ...
Amkaromi, Amiruddin
core  

Oblique detonation wave ramjet [PDF]

open access: yes, 1980
Two conceptual designs of the oblique detonation wave ramjet are presented. The performance is evaluated for stoichiometric hydrogen-air equivalence ratios of phi = 1/3, 2/3 and 1 for a range of flight Mach numbers from 6 to ...
Morrison, R. B.
core   +1 more source

The rig stand for testing integrated rocket ramjet engine [PDF]

open access: yes, 2016
Integrated rocket ramjet engine is adapted to aircraft propulsion and supersonic missiles moving at the speed of 8 Ma. The engine’s construction enables flexibly benefit from both types of drive depending on the conditions of the flight. The ejector mode
Rowiński, A.
core   +1 more source

Rheology and Stability of Hydrocarbon-Based Gelled Fuels for Airbreathing Applications

open access: yesAerospace
Gelled fuels are rheologically complex, non-Newtonian fluids. They combine the benefits of both liquid and solid states, reducing risks of leakage, spilling, and sloshing during storage while maintaining the ability to be sprayed inside a combustion ...
Simone Dell’Acqua   +3 more
doaj   +1 more source

Experimental Study of Influence of the Gas Flux on Urotropine Gasification in the Low-Temperature Gas Generator

open access: yesEurasian Chemico-Technological Journal
The experimental study was carried out to investigate the gasification of urotropine (hexamethylenetetramine) in a low-temperature solid fuel gas generator under varying inlet gas flows. Nitrogen was applied as the filter gas.
E.A. Salgansky   +3 more
doaj   +1 more source

Unsteady flow characteristic analysis of turbine based combined cycle (TBCC) inlet mode transition

open access: yesPropulsion and Power Research, 2015
A turbine based combined cycle (TBCC) propulsion system uses a turbine-based engine to accelerate the vehicle from takeoff to the mode transition flight condition, at which point, the propulsion system performs a “mode transition” from the turbine to ...
Jun Liu, Huacheng Yuan, Guo Rongwei
doaj   +1 more source

Boron-loaded gel fuel as potential fuel for ramjet and scramjet engines- recent advancements

open access: yesFirePhysChem
Boron, a high-energy metalloid has been recognized as a potential secondary energy source for liquid hydrocarbon fuel to power volume-limited propulsion devices such as ramjet and scramjet.
R. Madhumitha, Srinibas Karmakar
doaj   +1 more source

Structural Integrity Analysis of Nozzleless Booster Propellant Grain in the Process of Curing and Cooling [PDF]

open access: yesHangkong bingqi
In order to accurately evaluate the structural integrity level of the solid rocket ramjet nozzleless booster propellant grain during curing and cooling, the structural integrity of the nozzleless booster propellant grain of a solid rocket ramjet engine ...
Kui Bin, Liu Qiang, Na Xudong, Liu Jue
doaj   +1 more source

Equation of motion of an interstellar Bussard ramjet with radiation and mass losses [PDF]

open access: yes, 2007
An interstellar Bussard ramjet is a spaceship using the protons of the interstellar medium in a fusion engine to produce thrust. In recent papers, it was shown that the relativistic equation of motion of an ideal ramjet and that of a ramjet with ...
Semay, C.   +4 more
core   +1 more source

COMPUTATIONAL FLUID DYNAMIC ANALYSIS OF VARIABLE INLET AREA RAMJET ENGINE [PDF]

open access: yes, 2015
The usage of ramjet engine is very important in the missile and aircraft propulsion. When it is cruising at supersonic air velocity the flow characteristic of the ramjet engine produces a shock wave.
Silambarasan, R.   +2 more
core   +1 more source

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