Tentative design of a coaxial swirler element.
Model of BPM100 injector.
Flow from a coax swirler. It is clearly seen in the first pictures that there are two liquid flows, but at the correct pressure and geometry they collide with one liquid flow. From .
Flow development with increasing pressure for a simplex swirler. From .
BPM5 engine injector seen from fire chamber side. Photo: Niels Foldager.