Results 71 to 80 of about 7,427 (211)

Effect of vane twist on the performance of dome swirlers for gas turbine airblast atomizers [PDF]

open access: yes
For advanced gas turbine engines, two combustor systems, the lean premixed/prevaporized (LPP) and the rich burn/quick quench/lean burn (RQL) offer great potential for reducing NO(x) emissions.
Dogra, Anju S.   +2 more
core   +1 more source

A theoretical study on throttle ranges of O/F controllable hybrid rocket propulsion systems

open access: yesJournal of Fluid Science and Technology, 2018
The characteristics of several O/F control methods for hybrid rocket propulsion have been discussed and theoretically analyzed from the physical properties of propellants and fuel regression behavior.
Kohei OZAWA, Toru SHIMADA
doaj   +1 more source

Fuel injector: Air swirl characterization aerothermal modeling, phase 2, volume 1 [PDF]

open access: yes
A well integrated experimental/analytical investigation was conducted to provide benchmark quality relevant to a prefilming type airblast fuel nozzle and its interaction with the combustor dome air swirler.
Mcdonell, V. G.   +3 more
core   +1 more source

Some aspects of flox-methane rocket engine throttling [PDF]

open access: yes
Four injector designs and two chamber profiles were experimentally evaluated for structural integrity, combustion efficiency, and resistance to combustion instabilities.
Hannum, N. P.   +2 more
core   +1 more source

Energy efficient engine sector combustor rig test program [PDF]

open access: yes
Under the NASA-sponsored Energy Efficient Engine program, Pratt & Whitney Aircraft has successfully completed a comprehensive combustor rig test using a 90-degree sector of an advanced two-stage combustor with a segmented liner.
Dubiel, D. J.   +4 more
core   +1 more source

Aerothermal modeling program, phase 2 [PDF]

open access: yes
The main objectives of the Aerothermal Modeling Program, Phase 2 are: to develop an improved numerical scheme for incorporation in a 3-D combustor flow model; to conduct a benchmark quality experiment to study the interaction of a primary jet with a ...
Mongia, H. C.   +4 more
core   +1 more source

Hypersonic research engine project. Phase 2: Some combustor test results of NASA aerothermodynamic integration model [PDF]

open access: yes
Combustor test results of the NASA Aerothermodynamic Integration Model are presented of a ramjet engine developed for operation between Mach 3 and 8.
Gaede, A. E., Sainio, W. C., Sun, Y. H.
core   +1 more source

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