Detection and Prediction of Internal Damage in the Ancient Timber Structure Based on Optimal Combined Model

 Detection and Prediction of Internal Damage in the Ancient Timber Structure Based on Optimal Combined Model

Figure 5

 

Stress wave tests: (a) hollow; (b) insect attacks; (c) wave velocity diagram; (d) two-dimensional image.

Figure 6

 

Drilling resistance tests: (a) hollow and (b) its two-dimensional image; (c) insect attacks and (d) their two-dimensional image.

Figure 7

 

Detection of two-dimensional images of specimen 2: (a) 0; (b) 1/32; (c) 1/16; (d) 1/8; (e) 1/4; (f) 1/2.

Figure 15

 

Nondestructive tests of the B2 column: (a) Double-Cirold Longevity Pavilion; (b) stress wave; (c) drilling resistance.

Figure 16

 

Detection image: (a) stress wave detection; (b) drilling resistance detection.

資料來源:

https://www.hindawi.com/journals/ace/2019/7108262/

資料來源:

https://www.hindawi.com/journals/ace/2019/7108262/