High-pressure fuel spray ignition behavior with hot surface interaction

AH Motily, JI Ryu, K Kim, K Kim, CBM Kweon… - Proceedings of the …, 2021 - Elsevier
Fuel-flexible aircraft propulsion systems using compression ignition engines will require
novel strategies for reducing the ignition delay of low-reactivity fuels to feasible timescales …

Transient Thermomechanical Stress Analysis of Hot Surface Ignition Device Using Sequentially Coupled Computational Fluid Dynamics–Finite Element Analysis …

SG Kang, JI Ryu, AH Motily… - … for Gas Turbines …, 2023 - asmedigitalcollection.asme.org
Energy addition using a hot surface ignition device is required for reliable ignition of aircraft
compression ignition engines running on fuel variations and at altitude conditions. Thus …

Ignition enhancement of F-24 jet fuel by a hot surface for aircraft propulsion systems

JI Ryu, A Motily, T Lee, R Scarcelli, S Som… - AIAA Scitech 2020 …, 2020 - arc.aiaa.org
Ignition enhancement of F-24 jet fuel injection into a combustion chamber with a hot surface
probe is investigated with the goal of achieving reliable compression ignition engines in …

Effects of cetane number on high-pressure fuel spray characteristics with a hot surface ignition source

A Motily, JI Ryu, Y Kim, K Kim, T Lee… - AIAA Scitech 2020 …, 2020 - arc.aiaa.org
The concept of multi-fuel capable compression ignition (CI) engines aims to reduce the
logistical burden of fuel sourcing efforts in the military supply chain. Achieving reliable …

Effect of hot probe temperature on ignition of alcohol-to-jet (Atj) fuel spray under aircraft propulsion system conditions

JI Ryu, A Motily, T Lee, R Scarcelli, S Som… - AIAA Scitech 2021 …, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0985. vid The effect of ignition
assistant probe temperature on ignition delay was investigated to achieve reliable …

Ignition of jet fuel assisted by a hot surface at aircraft compression ignition engine conditions

JI Ryu, A Motily, T Lee, R Scarcelli, S Som… - AIAA Propulsion and …, 2020 - arc.aiaa.org
Ignition characteristics of F-24 jet fuel injected into a combustion chamber with a hot surface
probe were studied for reliable combustion of aviation compression ignition engines. The …

Large eddy simulation of high Reynolds number nonreacting and reacting JP-8 sprays in a constant pressure flow vessel with a detailed chemistry approach

L Bravo, S Wijeyakulasuriya… - Journal of …, 2016 - asmedigitalcollection.asme.org
In military propulsion applications, the characterization of internal combustion engines
operating with jet fuel is vital to understand engine performance, combustion phasing, and …

Hole number effect on internal and discharged flow characteristics of diesel injector during transient operation

OF Atac, S Moon, W Huang, D Ozawa - Flow Measurement and …, 2022 - Elsevier
Selecting the proper number of nozzle holes is a critical matter to achieving optimal
combustion in diesel engines. In recent years, short transient injections with ultra-high …

[PDF][PDF] High-fidelity simulation of atomization in diesel engine sprays

L Bravo, C Ivey, D Kim, S Bose - Proceedings of the summer program, 2014 - stanford.edu
A high-fidelity numerical simulation of jet breakup and spray formation from a complex diesel
fuel injector has been performed. A full understanding of the primary atomization process of …

Optimizing hot-surface-assisted ignition performance of high-pressure f-24 fuel sprays

A Motily, EJ Wood, JI Ryu, K Kim, T Lee… - AIAA Scitech 2021 …, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0414. vid Advancements in fuel
efficiency and emissions reduction of commercial automotive vehicles as well as progress in …