Fig. 1 Normalized OH* trace anatomy, including commensal, parasitic, and detonative combustion regions More about this image found in Normalized OH* trace anatomy, including commensal, parasitic, and detonativ...

Fig. 2 Cross section water-cooled RDE showing axial injection, sampling port nomenclature, exit nozzle, and downstream diffuser; downstream exhaust and camera setup are not shown. Box indicates boundary for Fig. 3 . All dimensions in centimeters. More about this image found in Cross section water-cooled RDE showing axial injection, sampling port nomen...

Fig. 3 Profile view of axial air injection, combustion channel and exit nozzle with station designations [ 14 ] at the air injector throat (3.1), combustion channel gap (3.2) and exit nozzle throat (8) (left); instrumentation port location and nomenclature (right). All dimensions in centimeters. More about this image found in Profile view of axial air injection, combustion channel and exit nozzle wit...

Fig. 4 Sketch of the OH* chemiluminescence probe construction. All dimensions are in centimeters. More about this image found in Sketch of the OH* chemiluminescence probe construction. All dimensions are ...

Fig. 5 Normalized OH* trace ( a ), first derivative ( b ), and second derivative ( c ) with relevant wave anatomy markers overlaid More about this image found in Normalized OH* trace ( a ), first derivative ( b ), and second derivative (...

Fig. 6 Individual OH* wave traces, each at unique operating conditions and trace appearances, with wave anatomy annotated according to proposed method More about this image found in Individual OH* wave traces, each at unique operating conditions and trace a...

Fig. 7 Example phase-averaged trace representing 200 wave passings with phase-averaged percent combustion values ( a ), and percent combustion plotted for individual wave analysis technique for a four-wave case ( b ) More about this image found in Example phase-averaged trace representing 200 wave passings with phase-aver...

Fig. 8 Subsampled wave sets with wave anatomy and local average combustion proportions at 10.25 and 10.5 s for a stable three-wave case summarized in Fig. 9 More about this image found in Subsampled wave sets with wave anatomy and local average combustion proport...

Fig. 9 Percent distributions of parasitic, detonative, and commensal combustion for a stable three-wave case More about this image found in Percent distributions of parasitic, detonative, and commensal combustion fo...

Fig. 10 Subsampled wave sets with wave anatomy and local average combustion proportions at 10.25 and 10.5 s for a stable five-wave case summarized in Fig. 11 More about this image found in Subsampled wave sets with wave anatomy and local average combustion proport...

Fig. 11 Percent distributions of parasitic, detonative, and commensal combustion for a stable five-wave case More about this image found in Percent distributions of parasitic, detonative, and commensal combustion fo...

Fig. 12 Percent detonation versus equivalence ratios at constant back-pressure for stable wave cases, scaled in color by total flow; linear fit overlaid More about this image found in Percent detonation versus equivalence ratios at constant back-pressure for ...

Fig. 13 Percent detonation versus wave count at various process conditions for stable wave modes, scaled in color by equivalence ratio; linear fit overlaid More about this image found in Percent detonation versus wave count at various process conditions for stab...