A new spin on small-scale combustor geometry

BT Bohan, MD Polanka - … of Engineering for …, 2019 - asmedigitalcollection.asme.org
The ultra-compact combustor (UCC) is an innovative combustor system alternative to
traditional turbine engine combustors with the potential for engine efficiency improvements …

Performance Characterization of a Circumferential Combustion Cavity

KJ DeMarco, BT Bohan, TC Rathsack… - 2018 Joint Propulsion …, 2018 - arc.aiaa.org
Current state of the art turbojet engines use combustors where the combustion process
occurs axially. This type of combustor tends to have a high efficiency but requires a long …

Mechanisms for enhanced flow migration from an annular, high-g ultra compact combustor

AE Cottle, MD Polanka - 54th AIAA Aerospace Sciences Meeting, 2016 - arc.aiaa.org
N response to the steady drive for more refined and effective aircraft power plants, gas
turbine engine research has progressed in a variety of innovative ways from the component …

Computational analysis of a novel cooling scheme for ultra compact combustor turbine vanes

BT Bohan, MD Polanka… - … Expo: Power for …, 2017 - asmedigitalcollection.asme.org
The Ultra Compact Combustor (UCC) has the potential to improve overall engine efficiency
at a reduced size, while offering a unique component configuration that can allow for novel …

Design Strategy for Fuel Introduction to a Circumferential Combustion Cavity

EA Hornedo Rodriquez, KJ DeMarco… - 2018 AIAA Aerospace …, 2018 - arc.aiaa.org
Current state of the art turbojet engines use combustors where the combustion process
occurs axially. This type of combustor tends to have a high efficiency but requires a long …

[HTML][HTML] Numerical Study of High-g Combustion Characteristics in a Channel with Backward-Facing Steps

Z Gong, H Tang - Aerospace, 2024 - mdpi.com
High gravity (high-g) combustion can significantly increase flame propagation speed,
thereby potentially shortening the axial length of aero-engines and increasing their thrust-to …

Effect of Rayleigh-Taylor Instability on Backward-Facing-Step Stabilized Turbulent Premixed Flames

BS Long, AM Briones… - … Expo: Power for …, 2017 - asmedigitalcollection.asme.org
A computational investigation of centrifugal force effects on backward-facing-step stabilized
turbulent premixed propane-air flames is conducted. The centrifugal force acts from the high …

Analysis of an additively manufactured cooled ultra compact combustor vane

KJ DeMarco, BT Bohan… - Journal of …, 2019 - asmedigitalcollection.asme.org
The ultra compact combustor (UCC) aims to increase the thrust-to-weight ratio of an aircraft
gas turbine engine by decreasing the size, and thus weight, of the engine's combustor. The …

Flow Field Dynamics in a High-g Ultra-Compact Combustor

AE Cottle - 2016 - scholar.afit.edu
Abstract The Ultra Compact Combustor (UCC) presents a novel solution to the advancement
of aircraft gas turbine engine performance. A high-g UCC design operates by diverting a …

Optical Diagnostics in a High-g Combustion Cavity

A Cottle, NA Gilbert, MD Polanka, LP Goss… - 52nd AIAA/SAE/ASEE …, 2016 - arc.aiaa.org
N response to the steady drive for more refined and effective aircraft power plants, gas
turbine engine research has progressed in a variety of innovative ways in all aspects from …