Configuration of the lobed nozzle in an ejector mixer for extreme ...
Rao et al. [1], [2], [3] studied the supersonic jet mixing of elliptic sharp-tipped shallow (ESTS) lobed nozzles with four and six lobes, and analysed the enhanced mixing mechanisms of …
- Author: Zhi-qiang Sheng, Lan Zhang, Yu Dan, You-yuan Wang
- Publish Year: 2022
See results only from sciencedirect.comConfiguration of The Lobed …
Lobed ejector mixers have the advantage of providing enhanced pumping and mixing …
Far-field Hot-Wire Measurem…
Studies on supersonic free jets from complex nozzles are few, like the study …
Comparative Studies on Sup…
The ESTS lobed nozzle shows the highest enhancement of mixing (430%) followed …
Combustion Control Using a …
The twist angle of the lobed swirler is 75° as shown in Fig. 1 (a). The vane angle of …
Air flowing from a convergent nozzle at pressure ratios greater than 2.5 has been split into eight separate jets by overexpansion of the flow into a divergent, eight-lobed passage. The splitting …
Novel supersonic nozzles for mixing enhancement in supersonic …
Oct 5, 2014 · Two novel supersonic nozzles – Tip Ring Supersonic Nozzle and Elliptic Sharp Tipped Shallow (ESTS) Lobed Nozzle have been developed to enhance mixing at high speeds …
Mixing Process in a Lobed Jet Flow | AIAA Journal
May 17, 2012 · Numerical predictions of the flow characteristics of subsonic jet emanating from corrugated lobed nozzle
Elliptic nozzle geometry is attractive for mixing enhancement of supersonic jets. However, jet dynamics, such as flapping, gives rise to high-intensity tonal sound. We experimentally …
PIV Studies on the Effect of the Number of Lobes in a Supersonic …
Apr 3, 2019 · ESTS lobed nozzle is found to be efficient in supersonic jet mixing applications. In this study, the influence of a number of lobes on the aspects of mixing is probed using the 2D …
vortex generators or lobed mixers at the primary nozzle lip can significantly enhance the entrainment process and the resultant pumping of secondary flow. Configurations involving …
Mixing of high speed coaxial jets | Experiments in Fluids - Springer
In this study, five different supersonic nozzles – conical, elliptical, tabbed, radially lobed and two-dimensional lobed – are compared experimentally for their mixing performance.
Novel supersonic nozzles for mixing enhancement in supersonic …
An experimental study on mixing enhancement in supersonic flow by a radially lobed nozzle, called petal nozzle, has been conducted. The study entails the mixing of a supersonic primary …
Given the importance of internally mixed exhaust systems with external plugs for the coming supersonic transport market, and given the relatively poor understanding of the noise of such …
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