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Chinese Journal of Mechanical Engineering

Table 1 Laser parameters

From: Grinding Burn Detection Based on Cross Wavelet and Wavelet Coherence Analysis by Acoustic Emission Signal

Burn degrees

No-burn

Burn

Laser energy

5 ms–100 A

5 ms–160 A

Focal distance

123 mm

123 mm

Surface temperature

< 200 °C

> 700 °C

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