[S24] Measurement Technology

[149] IMPROVED METHOD OF PARTICLE SIZE ANALYSIS AND
SUSPENDED SEDIMENT CONCENTRATION MEASUREMENT
BY ULTRASONIC ATTENUATION SPECTROSCOPY

*Hitoshi Furukawa¹, Akio Kuwahara², Hirofumi Okumura³, Yoshihiro Asaoka⁴, Hisao Nagabayashi⁵ (1. College of Engineering, Nihon University , 2. Electric Power Development Company, 3. Electric Power Development Company, 4. College of Engineering, Nihon University , 5. College of Engineering, Nihon University )