A Scale Model of Tension Structures in Road Tunnels to Optimize the Use of Solar Light for Energy Saving

Table 3

Energy saving (%) for three tension structure shapes at the times tested.

	Energy savings for the right lane (%)			Energy savings for the left lane (%)
TIME	12:00 h	14:15 h	16:00 h	12:00 h	14:15 h	16:00 h
Structure 1	74.25	62.31	46.76	51.40	72.11	86.60
Structure 2	71.57	69.69	58.19	41.96	65.80	96.56
Structure 3	60.62	59.17	47.17	39.34	56.78	76.21