Effect of human movement on airborne disease transmission in an airplane cabin: study using numerical modeling and quantitative risk analysis

Table 2 The boundary conditions in the numerical simulation

Surface	Velocity	Temperature	Humidity ratio	Discrete phase
Ceiling	No slip	297 K	None	Trap
Side wall	No slip	293 K	None	Trap
Floor	No slip	296 K	None	Trap
Human body	No slip	305 K	None	Trap
Supply air	2.994 m/s	294 K	RH 20% (0.004895)	Reflect
Supply air	(9.7 L/s per person)	294 K	RH 20% (0.004895)	Reflect
Seat	No slip	Adiabatic	None	Trap
Outlet	Outflow			Escape
Nose and mouth of the index patient	10 m/s, t = 0-0.1 s	310.15 K	RH 50% (0.01224)	t = 0-0.4 s, Reflect
	6 m/s, t = 0.1-0.2 s
	4 m/s, t = 0.2-0.3 s
	2 m/s, t = 0.3-0.4 s			t > 0.4 s, Trap
	0 m/s, t > 0.4 s
	Open area: 0.000968 m²
Back and front surface	Periodic			Escape

ISSN: 1471-2334