Results 81 to 90 of about 13,962 (229)

Research on Carbon Footprint Reduction During Hydrogen Co-Combustion in a Turbojet Engine

open access: yesEnergies
The paper presents experimental studies on the effect of co-combustion of aviation kerosene with hydrogen in the GTM400 turbojet engine on the change in the carbon footprint generated by the engine in relation to its standard operation without hydrogen ...
Bartosz Ciupek   +2 more
doaj   +1 more source

Effects of chemical equilibrium on turbine engine performance for various fuels and combustor temperatures [PDF]

open access: yes
A study was performed to quantify the differences in turbine engine performance with and without the chemical dissociation effects for various fuel types over a range of combustor temperatures.
Snyder, Christopher A., Tran, Donald H.
core   +1 more source

Investigation of Micro Gas Turbine Systems for High Speed Long Loiter Tactical Unmanned Air Systems

open access: yesAerospace, 2019
In this study, the on-going research into the improvement of micro-gas turbine propulsion system performance and the suitability for its application as propulsion systems for small tactical UAVs (<600 kg) is investigated.
James Large, Apostolos Pesyridis
doaj   +1 more source

Identification and dual adaptive control of a turbojet engine [PDF]

open access: yes
The objective of this paper is to utilize the design methods of modern control theory to realize a dual-adaptive feedback control unit for a highly nonlinear single spool airbreathing turbojet engine.
Leininger, G., Merrill, W.
core   +1 more source

Variability in airplane noise measurements [PDF]

open access: yes
Aircraft position and meteorological effects on accuracy of acoustic measurements for turbojet ...
Henderson, H. R., Hilton, D. A.
core   +1 more source

Noise measurement evaluations of various takeoff-climbout profiles of a four-engine turbojet transport airplane [PDF]

open access: yes
Noise measurement evaluations of various takeoff-climbout profiles of four engine turbojet transport ...
Copeland, W. L.   +4 more
core   +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

NSEG, a segmented mission analysis program for low and high speed aircraft. Volume 1: Theoretical development [PDF]

open access: yes
A rapid mission analysis code based on the use of approximate flight path equations of motion is presented. Equation form varies with the segment type, for example, accelerations, climbs, cruises, descents, and decelerations.
Hague, D. S., Rozendaal, H. L.
core   +1 more source

Energy-Effective Rotation Equipment

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2013
The article presents invention, which allows to create compact and cheap fog-forming devices for industrial hothouses (plants), greenhouses, storehouses, testing polygons and other Objects. Besides, this invention gives the possibilities to modernize the
V. G. Kascheev   +5 more
doaj   +1 more source

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