Engine Combustion Network – France
Open Access

Table 3

Summary of DBI set-ups.

IFPEN_CVP NOSE PPRIME_RCM
Light source LED array (white) 100 × 100 mm LED array (white) 100 × 100 mm An ion laser
Laser diode + aspheric lens
Other optics Concave mirror + diffuser
Aspheric lens + diffuser
Detector Photron SA-5 Phantom-V1611 Photon SA-Z
Lens 85 mm, f/1.8 60 mm, f/2.8 105 mm, f/2.8
Frame speed 100 kHz 49 kHz 72 kHz
Exposure time 3 μs 3 μs 1 μs
Image size (pi2) 320 × 176 512 × 384 550 × 120 (ROI)
Magnification 6.76 pix/mm 12 pix/mm 35 pix/mm

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