Ultrasonic Nonlinear Characterization of Interface Pressure

Quantitative pressure-nonlinearity relation

Establishes a quantitative relation between interface pressure and ultrasonic nonlinear coefficient via acoustic nonlinearity at rough contacts, supporting insulation design of cable accessories.

Xia, Rong · Ouyang, Benhong · Jianjun, Yuan · Wang, Yuli · Huang, Kaiwen

2025

Advantages

Established a relationship between interface pressure and nonlinear coefficient

Primary interface echo amplitude, duration, and coefficient show varying changes as pressure increases