Studying the Synergetic Effect of Point-Extraction and Longitudinal Ventilation on the Maximum Smoke Temperature and Back-Layering Length in Tunnel Fires

Table 2

Factorial effect for the maximum temperature.

Level	Height	Distance	L.V.	E.V.
1	−46.43	−48.29	−49.26	−47.26
2	−49.26	−47.51	−48.06	−47.02
3		−47.73	−46.21	−49.25
Delta	2.83	0.79	3.06	2.24
Rank	2	4	1	3