Studies on Measuring Quality of Fruits and Vegetables by Acoustic Technique (Part 3) Measurement of Transmission Velocity of Vibration Excited in Parenchyma by Bimorph-type Transducer

Takahisa NISHIZU; Yoshio IKEDA

doi:10.11357/jsam1937.63.5_53

Studies on Measuring Quality of Fruits and Vegetables by Acoustic Technique (Part 3)

Measurement of Transmission Velocity of Vibration Excited in Parenchyma by Bimorph-type Transducer

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Keywords: fruits and vegetables, intercellular space gas, internal gas volume fraction, bimorph-type transducer, impulsive response, Young's modulus

JOURNAL FREE ACCESS

2001 Volume 63 Issue 5 Pages 53-61

DOI https://doi.org/10.11357/jsam1937.63.5_53

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Abstract

A pair of bimorph-type transducers was used for impact testing of gas-dispersed agar gel, fruits and vegetables parenchyma. The transmission velocity and quasi-static Young's modulus had the strong positive correlation. Gas volume fraction had little influence on this correlation.

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