Exploring the Benefits of Annular Rectangular Rib for Enhancing Thermal Efficiency of Nonpremixed Micro-Combustor

Table 3

Model boundary condition.

H2 inlet	H2 mass flow (kg/s)	7.483 × 10^−8
	Turbulence intensity	5%
	Hydraulic diameter	0.0004
Air inlet	Air mass flow (kg/s)	2.573 × 10^−6
	Turbulence intensity	5%
	Hydraulic diameter	0.001
Pressure outlet	Turbulence intensity	5%
	Hydraulic diameter (m)	0.0012
Outer wall	Heat transfer coefficient	10
	Emissivity	0.85