Nondestructive testing method for cable silicone rubber-crosslinked polyethylene interface pressure

Nondestructive testing method for cable silicone rubber-crosslinked polyethylene interface pressure

A nondestructive testing method for cable silicone rubber-crosslinked polyethylene interface pressure comprises the following steps: in combination with a reflection wave expression of ultrasonic waves on a contact interface, deriving amplitude values of fundamental waves and second harmonic waves o...

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Hauptverfasser: XIA RONG, OUYANG BENHONG, LIU JIANBEN, SUN AOQI, FANG CHUNHUA, WU JUNXIONG
Format: Patent
Sprache:chi ; eng
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MEASURING
MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE
PHYSICS
TESTING
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creator XIA RONG
OUYANG BENHONG
LIU JIANBEN
SUN AOQI
FANG CHUNHUA
WU JUNXIONG
description A nondestructive testing method for cable silicone rubber-crosslinked polyethylene interface pressure comprises the following steps: in combination with a reflection wave expression of ultrasonic waves on a contact interface, deriving amplitude values of fundamental waves and second harmonic waves of echo signals, and obtaining an expression of ultrasonic nonlinear coefficients; carrying out interface pressure loading nonlinear ultrasonic test detection on the platy silicone rubber and platy crosslinked polyethylene samples, and calculating ultrasonic nonlinear coefficients of the silicone rubber-crosslinked polyethylene interface in different pressure states; performing data fitting on the ultrasonic nonlinear coefficient corresponding to the contact interface pressure value to obtain a relational expression of the silicone rubber-crosslinked polyethylene interface pressure and the ultrasonic nonlinear coefficient; through the steps, nonlinear ultrasonic detection of the cable silicone rubber-crosslinked pol
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subjects MEASURING
MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE
PHYSICS
TESTING
title Nondestructive testing method for cable silicone rubber-crosslinked polyethylene interface pressure
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