METHOD FOR CONTINUOUS OR PERIODICAL ACOUSTIC-EMISSION DATA GATHERING FOR THE PURPOSE OF PREDICTING TECHNICAL CONDITION OF OBJECTS Russian patent published in 2021 - IPC G01N29/14 

Abstract RU 2750532 C1

FIELD: information storage.

SUBSTANCE: area of application: for continuous or periodic acoustic-emission data gathering for the purpose of predicting technical condition of objects. The substance of the invention consists in the fact that no less than two sensors are placed on the surface of and/or inside the object, or in a cavity thereof, or in the medium filling the cavity, created naturally or artificially, wherein said sensors continuously or periodically capture acoustic emission signals received from dynamic processes in the object; the signals from the sensors received in the first stage are saved; localisation of the process in the object is determined by the difference in the time of reception of similar signals from the sensors, the type of process is determined by the nature of the signal and the obtained data is also saved; the saved data is used to build stochastic or deterministic functions dependent on time and describing the processes in the object considering the place of localisation thereof; based on the functions obtained at the previous stage, trends in the development of dynamic processes in the object are determined, thereby predicting the technical condition thereof at a predetermined moment or a future time interval.

EFFECT: provided is possibility of accurate prediction of technical condition of various objects.

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Authors

Lifshits Mikhail Valerevich

Tikhonenko Oleg Olegovich

Dates

2021-06-29Published

2020-05-19Filed