Comparison of X-ray and optical measurements in the near-field of an optically dense coaxial air-assisted atomizer

Aggarwal, 1998, A review of spray ignition phenomena: present status and future research, Prog. Energy Combust. Sci., 24, 565, 10.1016/S0360-1285(98)00016-1 Berger, 2010 Castrejón-García, 2011, The shadowgraph imaging technique and its modern application to fluid jets and drops, Rev. Mex. Fís., 57, 266 Charalampous, 2016, Comparative measurement of the breakup length of liquid jets in airblast atomisers using optical connectivity, electrical connectivity and shadowgraphy, Measurement, 89, 288, 10.1016/j.measurement.2016.03.062 Halls, 2014, Evaluation of X-ray sources for quantitative two-and three-dimensional imaging of liquid mass distribution in atomizing sprays, Int. J. Multiphase Flow, 59, 113, 10.1016/j.ijmultiphaseflow.2013.10.017 Halls, 2013, Characterization of three-dimensional dense spray visualization techniques, 477 Heindel, 2008, An X-ray system for visualizing fluid flows, Flow Meas. Instrum., 19, 67, 10.1016/j.flowmeasinst.2007.09.003 Heindel, 2018, X-ray imaging techniques to quantify spray characteristics in the near-field, At. Sprays., 28, 1029, 10.1615/AtomizSpr.2019028797 Kastengren, 2012, The 7 BM beamline at the APS: a facility for time-resolved fluid dynamics measurements, J. Synchrotron Radiat., 19, 654, 10.1107/S0909049512016883 Kastengren, 2008, Nozzle geometry and injection duration effects on diesel sprays measured by X-Ray radiography, J. Fluids Eng., 130, 10.1115/1.2903516 Lasheras, 2000, Liquid jet instability and atomization in a coaxial gas stream, Ann. Rev. Fluid Mech., 32, 275, 10.1146/annurev.fluid.32.1.275 Lasheras, 1998, Break-up and atomization of a round water jet by a high-speed annular air jet, J. Fluid Mech., 357, 351, 10.1017/S0022112097008070 Law, 1982, Recent advances in droplet vaporization and combustion, Prog. Energy Combust. Sci., 8, 171, 10.1016/0360-1285(82)90011-9 Li, 2017, High-speed X-ray imaging of an airblast atomizer at the nozzle exit Li, D., Bothell, J. K., Morgan, T. B., Heindel, T. J., Aliseda, A., Machicoane, N., & Kastengren, A. L., Quantitative analysis of an airblast atomizer near-field region using broadband and narrowband X-ray sources, ICLASS 2018, 14th Triennial International Conference on Liquid Atomization and Spray Systems, Chicago, Illinois, July 22-26, 2018, Submission-ID: 141. Li, 2019, Time-averaged spray analysis in the near-field region using broadband and narrowband X-ray measurements, At. Sprays, 29, 331, 10.1615/AtomizSpr.2019030744 Lightfoot, 2015 Linne, 2013, Imaging in the optically dense regions of a spray: a review of developing techniques, Prog. Energy Combust. Sci., 39, 403, 10.1016/j.pecs.2013.06.001 Linne, 2009, Ballistic imaging of liquid breakup processes in dense sprays, Proc. Combust. Inst., 32, 2147, 10.1016/j.proci.2008.07.040 Machicoane, 2019, Synchrotron radiography characterization of the liquid core dynamics in a canonical two-fluid coaxial atomizer, Int. J. Multiphase Flow, 115, 1, 10.1016/j.ijmultiphaseflow.2019.03.006 Powell, 2000, Time-resolved measurements of supersonic fuel sprays using synchrotron X-rays, J. Synchrotron Radiat., 7, 356, 10.1107/S0909049500013431 Stevenin, 2012, Shadowgraphy investigations of high speed water jet atomization into still air Westlye, 2017, Diffuse back-illumination setup for high temporally resolved extinction imaging, Appl. Opt., 56, 5028, 10.1364/AO.56.005028 Van Wissen, 2005, Particle image velocimetry measurements of a steam-driven confined turbulent water jet, J. Fluid Mech., 530, 353, 10.1017/S0022112005003769 Yue, 2001, Quantitative measurements of diesel fuel spray characteristics in the near-nozzle region using X-ray absorption, At. Sprays., 11, 471, 10.1615/AtomizSpr.v11.i4.100