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Chapter and Conference Paper
Theoretical Approaches for the Damage Identification in the Timoshenko Beam Based on Solving a Coefficient Inverse Problem
The modal analysis problem for a beam performing bending vibrations is considered. The defect in the beam is modeled as a change in the cross-section area and the moment of inertia. The damage identification i...
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Chapter and Conference Paper
Parametric Transformation of Fractal Structures
The paper deals with the implementation of unique solutions using parametric fractal . The statement is substantiated that natural forms must be used in the of unique buildings and structures. allows th...
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Chapter and Conference Paper
Identification of Damages in Two-Dimensional Beam, Based on the Solution of Inverse Problem for One-Dimensional Equation
The problem of beam was considered. The beam model is represented by the transient to plane state. The data on and velocity, obtained during its calculation, were used in solving a one-dimensional . M...
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Chapter and Conference Paper
Experimental Vibration Diagnostics of the Floor Plate Set of Building Construction
The problem of the damage diagnostics of reinforced concrete floor plates in full-scale construction is considered. Vibration analysis of forced vibrations of building elements was carried out using a mobile m...
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Chapter and Conference Paper
Investigation of the Output Parameters of a Cantilever PEG with Two Piezoelectric Elements at Vibration Excitation by Rotating Drive
A full-scale simulation of a cantilever piezoelectric generator (PEG) with a proof mass and an active base is considered. The vibration excitation of this piezoelectric generator is carried out by a rotating d...
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Chapter and Conference Paper
Reconstruction of Defect Configuration in Plane Construction Using Numerical Modeling and Neural Networks at Positional Scanning
The results of modeling a plane construction with defect are presented. The aim of the work is to identify the parameters of the defect based on the use of finite element modeling (FEM) and artificial neural n...
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Chapter and Conference Paper
Algorithmization of the System for Collecting and Processing Information on the Geometric Description of Three-Dimensional Object
The paper describes an for restoring the three-dimensional (3D) of an object in the form of its based on the study of a set of two-dimensional images, as well as the algorithmization of the operation sys...
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Chapter and Conference Paper
The Study of Stratification of Multilayer Structures Based on Finite Element Modeling and Neural Network Technologies
An approach to solving the problem of identifying the of the of a using the combination of the (ANNs) is presented. The simulation of a multilayer structure in the finite element software is pres...
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Chapter and Conference Paper
Experimental Studies of Cantilever Type PEG with Proof Mass and Active Clam**
It is considered of a cantilever with an . The generator has two types of : (i) elements located on a substrate in the form of a , and (ii) shape fixing the base plate. is a part of the energy g...
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Chapter and Conference Paper
Analysis of the Performance of the Cantilever-Type Piezoelectric Generator Based on Finite Element Modeling
The paper analyzes the influence of the characteristics of on the output characteristics of cantilever- (PEGs) with elements by using finite element modeling (FEM) in the ANSYS software. This investigati...
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Chapter and Conference Paper
Modeling of Corrosion in Filler Defect in the Repair of Pipes Overlay Composite Bandage
In the current study, it is studied a problem of the of stress state in the damaged section of the pipeline segment at its repair by introducing a band. The simulation was performed in finite element sof...
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Article
On a deformation sign for identifying defects on the basis of the analysis of the forms of the natural vibrations of a cantilever with a notch
A method for determining the location and depth of a notch has been developed on the basis of the results of a finite-element analysis of natural vibration modes of a cantilever with a notch. A phenomenologica...
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Article
Identification of crack-like defects in elastic structural elements on the basis of evolution algorithms
A method for the identification of defects in elastic structural elements (SEs) on the basis of artificial neural network (ANN) tools was proposed. The problems of constructing a simulation model of an object,...
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Article
Changes in the mechanical properties of butt welded joints in elastoplastic deformation
