| 摘要 |
PURPOSE:To provide a method and a device capable of real time measuring in non-contact the liquid content rate of a granule containing liquid, especially continuously supplied. CONSTITUTION:Ultrasonic wave of prescribed frequency emitted from an ultrasonic wave transmitter 10 is applied on a granule 14 containing liquid, and the reflected ultrasonic wave in the prescribed frequency containing specified frequency is received at least one of ultrasonic receiver 12,12' The liquid quantity contained in the granule is measured from the received signal intensity. |
