Flow Measurements Using Particle Image Velocimetry in the Ultracompact Combustor

Table 2

Test matrix for velocity study.

Test matrix: mass flow increase
Cavity equivalence ratio: 1.0
Ratio of cavity to main air: 0.1
Main airflow (kg/min)	Cavity airflow (kg/min)	Hydrogen flow (SLPM)
0.61	0.06	20
0.92	0.09	30
1.23	0.12	40
1.53	0.15	50