Journal ArticleDOI
Experimental parametric studies on the performance and mixing characteristics of a low area ratio rectangular supersonic gaseous ejector by varying the secondary flow rate
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TLDR
In this article, a low area ratio rectangular supersonic gaseous ejector is subjected to parametric evaluation to calculate the performance parameters like stagnation pressure ratio, compression ratio, entrainment ratio and the mixing parameter known as non-mixed length.About:
This article is published in Energy.The article was published on 2018-10-15. It has received 28 citations till now. The article focuses on the topics: Stagnation pressure & Mach number.read more
Citations
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A comprehensive review of ejector design, performance, and applications
TL;DR: The objective of this work is to provide a literature survey on the research attempts made in the field of ejector refrigeration systems and the studies made on the ejector as a component.
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Mixing enhancement of the multi hydrogen fuel jets by the backward step
Yeping Peng,M. Barzegar Gerdroodbary,Mohsen Sheikholeslami,Ahmad Shafee,Houman Babazadeh,Rasoul Moradi +5 more
TL;DR: In this paper, the role of the step condition on the mixing efficiency of the multi-jets within the scramjet was investigated, and the impact of step conditions on fuel mixing in region of the fuel injection was analyzed.
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Current Advances in Ejector Modeling, Experimentation and Applications for Refrigeration and Heat Pumps. Part 1: Single-Phase Ejectors
TL;DR: A review of the main developments in ejectors over the last few years can be found in this article, where the main findings and trends in the area of heat-driven ejectors and ejector-based machines using low boiling point working fluids are summarized.
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Ejectors on the cutting edge: The past, the present and the perspective
TL;DR: In this paper, a critical discussion with an outlook for the future research of ejector technology is proposed, which is grounded on the multi-scale relationship between the local-scale and component-scale performances.
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Shock and shear layer interaction in a confined supersonic cavity flow
TL;DR: In this paper, the impinging shock of varying strengths on the free shear layer in a confined supersonic cavity flow is studied numerically using the detached-eddy simulation, and the resulting spatiotemporal variations are analyzed between the different cases using unsteady statistics, spectral analysis, and modal decomposition.
References
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Non-equilibrium condensation process of water vapor in moist air expansion through a sonic nozzle
TL;DR: In this article, a gas-liquid two-phase flow Eulerian model for homogeneous and heterogeneous nucleation of moist gas in transonic nozzle flow was built to investigate the effect of vapor condensation on the mass flow rate of the sonic nozzle.
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Mixing of an underexpanded rectangular jet ejector
TL;DR: In this article, an experimental investigation was carried out on a rectangular ejector (constant area mixing duct) with an underexpanded rectangular jet as the primary flow, and a phase-locked technique with shlieren flow visualization was used to photograph standing waves excited by the screech tones inside the ejector mixing duct.
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Three-dimensional numerical investigations on rectangular cross-section ejector
TL;DR: In this paper, the performance and flow structure in a three-dimensional rectangular ejector have been numerically investigated by using air as the working fluid, and the authors aim to optimize the convergent-divergent (C-D) nozzle position for each operating condition and to bring out the influence of reflected shock waves and boundary layer in the constant area mixing chamber.
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Passive scalar mixing studies to identify the mixing length in a supersonic confined jet
TL;DR: In this article, a planar laser-induced fluorescence (PLIF) technique and acetone as the passive scalar was used to determine the location of L-MIX in a supersonic confined jet.
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Aeroacoustic Characteristics of a Rectangular Multi-element Supersonic Jet Mixer-ejector Nozzle
Ganesh Raman,Ray Taghavi +1 more
TL;DR: In this article, a detailed evaluation of the acoustics and aerodynamics of a rectangular multi-element supersonic jet mixer-ejector noise suppressor is presented.