Wood Beam Damage Identification Based on the Curvature Mode and Wavelet Transform

Table 6

Test wood beam damage conditions.

Working conditions	Damage types	Damage locations (m)	Damage units	Degrees of damage (%)
0	Undamaged	—	—	—
1	One location damage	480–520	5	1
2		480–520	5	2.5
3		480–520	5	5
4		480–520	5	10
5		480–520	5	15
6		480–520	5	20
7	Two location damage	480–520, 1040–1080	5, 10	1
8		480–520, 1040–1080	5, 10	2.5
9		480–520, 1040–1080	5, 10	5
10		480–520, 1040–1080	5, 10	10
11		480–520, 1040–1080	5, 10	15
12		480–520, 1040–1080	5, 10	20