Infrared laser-absorption sensing for combustion gases

CS Goldenstein, RM Spearrin, JB Jeffries… - Progress in Energy and …, 2017 - Elsevier
Infrared laser-absorption spectroscopy (IR-LAS) sensors play an important role in
diagnosing and characterizing a wide range of combustion systems. Of all the laser …

Laser absorption spectroscopy for combustion diagnosis in reactive flows: A review

C Liu, L Xu - Applied Spectroscopy Reviews, 2019 - Taylor & Francis
Laser absorption spectroscopy (LAS) has been rapidly developed and widely applied to
combustion diagnosis in recent decades. As a cost-effective tool for measuring multiple …

Shock tube ignition delay times and methane time-histories measurements during excess CO2 diluted oxy-methane combustion

B Koroglu, OM Pryor, J Lopez, L Nash, SS Vasu - Combustion and flame, 2016 - Elsevier
The combustion of methane in air results in large amounts of CO 2 and NO X emissions. In
order to reduce the NO X emissions, one possible solution is the oxy-methane combustion …

Laser-absorption-spectroscopy-based temperature and NH3-concentration time-history measurements during the oxidation processes of the shock-heated reacting …

D He, D Zheng, Y Du, J Li, Y Ding, Z Peng - Combustion and Flame, 2022 - Elsevier
As a carbon-free fuel, NH 3 has been considered as a potential and promising alternative
energy carrier in the future transportation system. This study simultaneously measured the …

Multi-speciation in shock tube experiments using a single laser and deep neural networks

M Sy, M Mhanna, A Farooq - Combustion and Flame, 2023 - Elsevier
Chemical kinetic experiments involving the oxidation or pyrolysis of fuels can be complex,
especially when multiple species are formed and consumed simultaneously. Therefore, a …

Deep neural networks for simultaneous BTEX sensing at high temperatures

M Mhanna, M Sy, A Elkhazraji, A Farooq - Optics Express, 2022 - opg.optica.org
In the study of chemical reactions, it is desirable to have a diagnostic strategy that can detect
multiple species simultaneously with high sensitivity, selectivity, and fast time response …

Shock tube study of ethanol pyrolysis I: Multi-species time-history measurements

R Choudhary, V Boddapati, S Clees, JJ Girard… - Combustion and …, 2021 - Elsevier
Time-histories of the concentration of major products of ethanol pyrolysis at 1 atm and 10
atm in the temperature range of 1200–1600 K were measured behind reflected shock waves …

A shock tube study of jet fuel pyrolysis and ignition at elevated pressures and temperatures

J Shao, Y Zhu, S Wang, DF Davidson, RK Hanson - Fuel, 2018 - Elsevier
The development of compact HyChem hybrid models for jet fuels requires datasets of
pyrolysis product yields to constrain the model and of kinetic targets to evaluate the model …

The thermal decomposition of ethane

SJ Cassady, R Choudhary, NH Pinkowski, J Shao… - Fuel, 2020 - Elsevier
Ethane pyrolysis chemistry plays a critical role in the combustion behavior of natural gas and
gives insight into the decomposition patterns of larger alkanes. In this work, ethane pyrolysis …

A new diagnostic for hydrocarbon fuels using 3.41-µm diode laser absorption

S Wang, T Parise, SE Johnson, DF Davidson… - Combustion and …, 2017 - Elsevier
We report the development of a novel laser absorption diagnostic for accurate, time-resolved
and in situ measurement of various hydrocarbon fuels in combustion systems. This …