A method of and a device for acoustically monitoring the...

Details A method of and a device for acoustically monitoring the... A method of and a device for acoustically monitoring the...

A - Human Necessities

01

J

A01J 5/007 (2006.01) G01N 29/14 (2006.01)

Patent

CA 2270455

The invention relates to a method of acoustically monitoring the course of a process, in which method the amplitude difference and/or the intensity value of sound are/is measured during the process, and the amplitudes and/or the intensity values of the sound and/or the vibrations are measured continuously or with an adjustable frequency by means of a sound and/or vibration sensor (4), such as a piezoelectric transducer (12), during the entire process or part of the process and are compared mutually and/or with a predetermined threshold value and/or reference value and/or reference pattern for the purpose of drawing, on the basis thereof, conclusions in relation to the progress and/or the course of the process and/or the presence of disturbances and/or deviations in the course of the process.

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