Table 4 AE ringing counts.

From: Full-process deformation monitoring and failure characteristics analysis of damaged coal under 3D laser scanning technology

No.

First cycle

Second cycle

Third cycle

Forth cycle

Fifth cycle

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Specimen1

14,832

6712

17,983

7039

19,968

7298

21,808

7390

25,790

7821

305,236

Specimen2

8179

2064

9498

2298

9867

2587

10,638

2845

–

–

160,939

Specimen3

5587

1578

5945

1632

6034

1745

–

–

–

–

91,647

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