The article deals with how to improve the accuracy and reliability of the monitoring levels in closed vessels.
Materials and methods
The theoretical analysis, industrial test and development of new methods of control
Results
Practical implementation of a promising method for liquid level control for closed tanks.
Сonclusions
The presented procedure of processing signatures of the signals, providing calculation of a ratio of power characteristics of zero modes of symmetric and asymmetric Lamb waves, and introduction of the special software filter increases accuracy and stability of measurements in real conditions.