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Numerical Study of Detonation flame Arrestor Performance and Detonation Interaction with the Arrestor Element
(2019-12-03)
A numerical study of detonation propagation and interaction with a flame arrestor product in a combustible gas/vapor transport pipeline system is conducted. The flame arrestor element is modeled as a porous medium using ...
Performance Modeling and Experimental Investigations of Rotating Detonation Engines
(2018-12-13)
The rotating detonation engine (RDE) is a promising propulsion concept that has the potential to offer increased thermodynamic performance in a compact package with no moving parts. A series of analytical and experimental ...
Exergy Analysis of a Pulse Detonation Engine Linear Power Generator
(2016-05-11)
The fuel efficiency of a power generator is a key metric for evaluating its performance. The common engineering practice is to determine the thermal efficiency of the system by applying the conservation of energy also known ...
Numerical simulation of unsteady normal detonation combustion
(2018-08-13)
The objective of this research is to simulate normal detonation combustion which is a mode of operation for a Pulsed Detonation Engine (PDE). A supersonic flow with stoichiometric hydrogen-air mixture is made to impinge ...
Reinitiation Mode Study of Highly Irregular Detonation
(2020-06-03)
The propagation of detonation waves is governed by their stability characteristics. Interest in highly unstable detonation grew when early experiments revealed limits of operation to be directly proportional to the stability ...
NUMERICAL STUDY OF HIGH–FREQUENCY FLUIDIC VALVE INJECTORS FOR DETONATION ENGINE APPLICATIONS
(2019-12-05)
The feasibility of fluidic valves for use in detonation-based engines was studied numerically. The fluidic valve acted by shutting off reactant flow through the high pressure behind detonation waves propagating past the ...
Gasdynamic Phenomena and Propulsive Performance of Pulse Detonation Engines
(2019-05-10)
The pulsed detonation engine (PDE) is an advanced propulsion system that makes use of intermittent detonations to provide thrust. In recent decades, the PDE has been at the center of various propulsion research efforts ...
Method-of-characteristics models for flowfield evaluation of hypervelocity test facilities
(2024-01-11)
Ground test facilities are an imperative part of the design and development of flying vehicles. In the case of high-enthalpy facilities, evaluating the gasdynamic and thermochemical state of the test gas poses challenges ...