On the unsteady throttling dynamics and scaling analysis in a typical hypersonic inlet–isolator flow

KR Sekar, SK Karthick, S Jegadheeswaran… - Physics of …, 2020 - pubs.aip.org
The flow field in a two-dimensional three-ramp hypersonic mixed-compression inlet in a
freestream Mach number of M∞= 5 is numerically solved to understand the unsteady …

Control of the oscillations of shock train using boundary layer suction

VRP Sethuraman, TH Kim, HD Kim - Aerospace Science and Technology, 2021 - Elsevier
The isolator plays a major role in the scramjet engine by providing suitable pressure for the
combustion process. It is situated between the inlet and the combustion chamber. The …

Effects of back pressure perturbation on shock train oscillations in a rectangular duct

VRP Sethuraman, TH Kim, HD Kim - Acta Astronautica, 2021 - Elsevier
The nature of flow field inside the scramjet engine consists of shock-shock interaction and
the shock boundary layer interaction. For a sustained combustion, a device called isolator …

Shock train control by boundary layer suction in a scramjet isolator

VR Petha Sethuraman, TH Kim… - Proceedings of the …, 2021 - journals.sagepub.com
The isolator plays a critical role in the scramjet engine situated between the inlet and the
combustion chamber. The flow field is more complex with shock–shock interaction and …

Effect of perforated wall in controlling the separation due to SWBLI at Mach no. 5 to 9

D Babu R, GN Joshi, S Chandel… - International Journal of …, 2024 - degruyter.com
The mixed compression scramjet engine intake was numerically simulated to study the
characteristic of shock wave induced boundary layer separation leading to the formation of …

Numerical investigation on the cold flow field of a typical cavity-based scramjet combustor with double ramp entry

S Periyasamy, S Ragul, K Sundararaj… - International Journal of …, 2022 - degruyter.com
The effects of back pressure and cavity L/D ratio on the shock wave structure in the cold flow
field of a typical cavity-based scramjet combustor with combined inlet and isolator is …

Unstart Phenomenon in a Scramjet Engine Isolator

P Arjun, SR Nagaraja - … Engineering: Select Proceedings of ICTMS 2022, 2022 - Springer
An isolator is a device that connects the inlet and combustion chambers of RAMJET or
SCRAMJET engines. The isolator will slow down the flow and increase static pressure with …

Analysis of Shock Trains in an Isolator Model

C Shweta Laxman, SR Nagaraja - International Conference on Energy …, 2020 - Springer
The dual mode engine is operated in scramjet mode in hypersonic flow and in ramjet mode
in supersonic flow. Numerical simulation is carried out using ANSYS Fluent to study …