Aerodynamic Instabilities in High-Speed Air Intakes and Their Role in Propulsion System Integration

AL Philippou, PK Zachos, DG MacManus - Aerospace, 2024 - mdpi.com
High-speed air intakes often exhibit intricate flow patterns, with a specific type of flow
instability known as 'buzz', characterized by unsteady shock oscillations at the inlet. This …

S-duct flow distortion with non-uniform inlet conditions

M Migliorini, PK Zachos… - Proceedings of the …, 2023 - journals.sagepub.com
Convoluted aero-engine intakes are often required to enable closer integration between
engine and airframe. Although the majority of previous research focused on the distortion of …

Behavior of flow distortion within a boundary layer ingestion inlet

K Wang, L Liu, H Huang, H Tan, X Tang… - Aerospace Science and …, 2024 - Elsevier
One of the critical problems restricting the development of boundary layer ingestion (BLI)
propulsion systems is the strong distortion and swirling flow in the inlet, which will threaten …

Novel method for evaluating intake unsteady flow distortion

M Migliorini, PK Zachos, DG MacManus - Journal of Propulsion and …, 2022 - arc.aiaa.org
Closer integration between the airframe and the propulsion system is expected for future
aircraft to reduce fuel consumption, emissions, weight, and drag. The use of embedded or …

Experimental and numerical investigation of a novel inlet for boundary layer ingesting propulsion systems

K Wang, L Liu, H Huang, H Tan, X Tang, Z Lin… - Applied Energy, 2025 - Elsevier
Abstract Boundary Layer Ingestion (BLI) propulsion systems have the potential to
significantly enhance aircraft performance, particularly by improving fuel efficiency and …

Impact of shape factors on flow dynamics and performance in boundary layer ingesting inlet

K Wang, H Huang, H Tan, Z Lin, X Tang… - Aerospace Science and …, 2025 - Elsevier
Abstract The efficiency of Boundary Layer Ingesting (BLI) propulsion systems is significantly
influenced by the ingested boundary layer flow. This paper examines a typical BLI inlet …

Characterization of unsteady distortion events for S-duct intakes under non-uniform inlet conditions

M Migliorini, PK Zachos, D MacManus - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0502. vid The use of convoluted
intakes is expected to grow in novel aircraft configurations as designers seek to integrate …

The effect of inlet profiles on the repeatability in the single-stage compressor

X Yu, J Hou, G An, B Liu - Physics of Fluids, 2024 - pubs.aip.org
A novel method has been proposed to design inlet gauzes in single-stage low-speed
simulation compressor experiments. The aim is to investigate the method for designing inlet …

An automatized methodology to generate velocity distortion panels for wind tunnel testing

A Broatch, X Margot, J García-Tíscar… - Journal of Wind …, 2022 - Elsevier
Replicating the actual velocity distribution that a target will experience in real life is
sometimes necessary to perform realistic aerodynamic characterizations in wind tunnels. In …