Proceedings of the XII All Russian Scientific Conference on Current Issues of Continuum Mechanics and Celestial Mechanics

Name: Proceedings of the XII All Russian Scientific Conference on Current Issues of Continuum Mechanics and Celestial Mechanics | XII CICMCM, 15-17 November 2023, Tomsk, Russia
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XII CICMCM, 15-17 November 2023, Tomsk, Russia

Maxim Yu. Orlov P. M. Visakh(Herausgeber*in)

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Erschienen am 31. März 2024

XIII, 370 Seiten

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Inhalt

Intro
Preface
Contents
On the Features of a Moment Finite Element for 3D Elasticity Problems Based on Rare Mesh FEM Scheme
1 Introduction
2 Description of Scheme
3 Numerical Results
4 Conclusion
References
Modified Godunov's Scheme for Modeling the Spatial Impact Interaction of Bodies with Soil Media
1 Introduction
2 Main Propositions of the Numerical Method
3 Numerical Simulation of the Process of Impact Interaction of a Deformable Spherical Impacter with a Soft Ground Medium
4 Conclusion
References
Towards Effective Properties of Two-Dimensional Tetrachiral Mechanical Metamaterials
1 Introduction
2 Formulation of the Problem
2.1 Geometric Model of the Tetrachiral Structure
2.2 Mathematical Model and Boundary Conditions
3 Results
3.1 Effective Young's Modulus
3.2 Effective Poisson's Ratio
4 Conclusion
References
Estimating the Quality of Asteroid Observations in the Space of Initial Motion Parameters
1 Introduction
2 Description of the Method
3 Application of the Method
4 Conclusion
References
Application of Numerical Simulation for Identification of Parameters of Material Behavior Models
1 Introduction
2 Description of Material Models Implemented in LS-DYNA
3 Description of the Contact Interaction Modeling Algorithm in LS-DYNA
4 Modeling of Impact of a Cylindrical Plate with a Metal Barrier Pressed into a Cage
5 Conclusion
References
Study of the Classification Process of Fine Powders of the Hf-Ti-Cr-FeV-N High-Entropy System
1 Introduction
1.1 Physics and Mathematics Statement of the Problem
1.2 Results
1.3 Conclusions
References
To the Analytical Solution of the Problem of the Oscillations of a Drop on a Solid Substrate After Impact
1 Introduction
2 Problem Statement and Solution
3 Results and Discussion
4 Conclusions
References
Double-Barrel Ballistic Setup for Controlled Sequential Launch of Supercavitating Strikers from Immersed Barrels
1 Introduction
2 Description of the Ballistic Setup
3 Results and Processing of Experiments
4 Conclusion
References
Deformation Behavior of the TiNi Alloy Under Quasi-static Bending Before and After Ion- and Electron-Beam Treatments
1 Introduction
2 Materials and Methods
3 Results
4 Conclusion
References
Modeling of High Explosive Blast Inside a Destructible Relaxation Structure
1 Introduction
2 Geometric Parameters of HE Blast Inside Solid Protection Enclosure
3 Numerical Simulation of Blast Mitigation in Water Confinement
4 Conclusion
References
Studying of Rock Failure Mechanisms by Dynamic Scratch Test Data
1 Introduction
2 Comparative Analysis of the Scratch-Test with Traditional Methods
3 Design of the Experiment
4 Description of the Experimental Setup
5 Analysis of Force Signal and Acoustic Emission
6 Discussion of the Results
7 Conclusion
References
Simulation of Overturning a Wave When a Tsunami Comes Ashore
1 Introduction
2 Materials and Methods
3 Result and Discussion
References
Navigation Peculiarities of Large-Size Ships in Consolidated Pack Ice: Model Studies
1 Introduction
2 Consolidated Pack Ice
3 Movement of Large-Size Ship in Consolidated Pack Ice: Model Tests
3.1 The General Description
3.2 A Research Object
3.3 The Modelling Criteria
3.4 The Experimental Facility
3.5 The Model Test Procedure
3.6 The Model Test Results
4 Results and Discussion
5 Conclusions
References
Experimental Study of Hydro- and Sonoluminescence in Intense Hydrodynamic Flows and a Method for Recording Cavitation
1 Introduction
2 Experimental Part
3 Conclusion
References
Methods of Velocity Registration on Ballistic Tracks and Determination of Basic Ballistic Characteristics of a Flying Object
1 Introduction
2 Experimental Setup
3 Experiment Results
4 Conclusions
References:
Mathematical Model of Shock-Induced Chemical Reactions
1 Introduction
2 Constitutive Equations
3 Numerical Results
4 Conclusions
References
Interaction of a Circular Bush and a Layered Pipe Fitted on a Shaft
1 Introduction
2 Problem Formulation
3 Problem Solution
4 Conclusions
References
Simulation of the Interaction of Waves with Granulated Layers in Shock Tubes
1 Introduction
2 Formulation of the Problem
3 Conclusion
References
The Use of High-Density Propellant in the Conditions of a Model Installation Based on the Nozzle Bomb Test
1 Introduction
2 Materials and Methods
3 Results
4 Conclusion
References
The Influence of the Contact Boundary in a Metal Matrix Composite on Dynamic Loading
1 Introduction
2 Problem Statement
3 Effect of Contact Boundary on Finite Thickness MMCs
4 Conclusion
References
The Influence of Aluminum Additives on the Nitriding of the Mixture Ferrosilicon-Shungite by SHS Method
1 Introduction
2 Experimental Procedure
3 Results and Discussion
4 Conclusion
References
Investigation of Physical and Mechanical Properties and Microstructure of Ceramics Based on Zirconium Carbide and Nitride
1 Introduction
2 Methodology
3 Main Results
3.1 Granulometric Analysis
3.2 Mechanical Properties
3.3 Physical Properties
3.4 Microstructure Analysis
4 Discussion
5 Conclusion
References
Study of the Inelastic Behaviour of Structurally Inhomogeneous Porous Titanium Nickelide Materials
1 Introduction
2 Materials and Methods
3 Results and Discussion
4 Conclusion
References
Effect of Ti-Ni-Ta-Based Surface Alloys on the Deformation Behavior and Superelasticity of Nickel Titanium Alloy Under Torsion Tests
1 Introduction
2 Materials and Methods
3 Results
4 Conclusion
References
Scenarios and Rates of Collection of Cubesat Class Nanosatellites into the Formation by the Method of Active Aerodynamic Control
1 Introduction
2 Swarm of Nanosatellites Deployment
3 Orbital Motion Modeling Method
4 Estimation of the Stabilization Rate of the Two Satellites Separation Distance
5 Simulation of Formation's Satellites Phasing Cycle
6 Conclusions
References
Probable Model for Cumulative Jet Formation in Process of Relativistic Emission from Black Hole by the Example of Merely Gas-Dynamic Mechanism
1 Introduction
2 Method
3 Simulation Results
4 Conclusion
References
Probable Hydrodynamic Mechanisms of Complex Crater Formation
1 Introduction
2 Back Cumulative Jet and the Moon Crater
3 Crater with Holm
4 Cylindrical Crater
5 Conclusion
References
Obtaining the Analytical Solution of the External Ballistics Problem with the Resistance Force Approximations
1 Introduction
2 Statement and Method of Solving the Problem
3 Numerical Results
4 Discussion and Conclusions
References
Asymptotic Modeling of Viscous Fluid Flows Near Oscillating Cylindrical Bodies
1 Intoduction
2 Problem Statement
3 Asymptotic Representations
3.1 High-Frequency Low-Amplitude Oscillation Model
3.2 Low-Amplitude Oscillation Model
4 Results
4.1 Forces
4.2 Secondary Streaming
5 Conclusion
References
Investigation of the Influence of Consecutive Dynamic and Gigacycle Fatigue Loads on the Lifetime of Titanium Alloy VT-8
1 Introduction
2 Materials and Experimental Conditions
3 Investigation of the Stages of Damage Accumulation Using the Method of Nonlinear Acoustics
4 Summary
References
Formation of a Rotating Tethered Space System for Operational Interception
1 Introduction
2 Estimation of Tether Length from the Condition of Its Integrity
3 Numerical Examples
4 Conclusion
References
Impact Resistance of Design Composed of Ice Block and Thin Metal Plate Impacted by High-Velocity Ogival Projectile
1 Introduction
2 Phenomenological Model of Ice and Numerical Method
2.1 Test Calculation
3 Results and Discussion
3.1 Limited Mesh Sensitivity Analysis
3.2 Projectile and Targets
3.3 Numerical Simulation Results
4 Conclusion
5 Concluding Remarks
References
Research of the Interaction of Steel Spherical Impactor with an Aluminum Alloy Targets
1 Introduction
2 Phenomenological Model of Materials and Numerical Method
2.1 Model of Fracture Materials
2.2 Test Calculation
2.3 Perforation of 6-mm-Aluminum Target with 12.7-Mm-Steel Sphere
3 Results and Discussion
3.1 Projectile and Research Objects
3.2 Numerical Simulation Results
3.3 Limited Mesh Sensitivity Analysis
3.4 The Effect of a Twofold Increase in the Yield Strength on the Process of Perforation a 6-mm Aluminum Target
3.5 The Effect of a Twofold Increase in the Spall Strength on the Process of Perforation a 6-mm Aluminum Target
3.6 The Effect of a Twofold Increase in the Shear Strength on the Process of Perforation a 6-mm Aluminum Target
4 Discussion of the Results
5 Conclusion
References
Algorithm for Calculating Aerodynamic Characteristics Based on Solving Inverse Dynamics Problems
1 Introduction
2 Physical and Mathematical Model
2.1 System of Differential Equations
2.2 Mathematical Formulation of the Problem
3 Chebyshev Polynomials Approximation
3.1 Primary Processing of Experimental Results
3.2 Differentiation of the Obtained Functions
4 Calculation Results
5 ?onclusion
References
Reckoning Residual Stress Steady-State Distributions in a Solid Made by Additive Manufacturing of a Viscoelastic Aging Material Under the Simultaneous Influence of Mass Inertia Forces
1 Introduction
2 Aim of the Study
3 Mathematical Model of the Considered Process
4 Construction of the Stress State Evolution in the Manufactured Solid
5 Determination of Steady-State Residual Stresses in a Non-rotating Finished Solid
6 Conclusions
References
Ballistic Limit of a Compound Projectile Impacting a Thin Metal Target
1 Introduction
2 Problem's Statement and Methods
3 Deformation and Failure of a Thin Target
4 High-Speed Deformation of Mechanical Equivalents
5 Interaction of a Compound Projectile with a Thin Target
6 Results of Numerical Calculations and Discussion
7 Conclusion
References
Mathematical Model of Tissue Remodeling During Osseointegration
1 Introduction
2 Experimental Study
3 Problem Formulation
4 Results
5 Conclusion
References
Assessment of the Possibility of Ignition of Paste-Like Fuel in a Nozzle Bomb
1 Introduction
2 Experimental Technique
3 Conclusions
References
Simulation of Gasdynamic Processes in RF Inductive-Coupled, RF Arc and Laser Plasma for Hydrogen Reduction of Molybdenum Fluoride
1 Introduction
2 Mathematical Formulation of the Gasdynamic Problem of Hydrogen Reduction of Molybdenum Fluoride and Synthesis of Molybdenum Carbide in Various Plasma Discharges
3 Simulation Results of the Hydrogen Reduction of Molybdenum Fluoride and the Synthesis of Molybdenum Carbide in RF-IC, RF Arc and LIB Discharges
4 Conclusion
References
Numerical Simulation of Crystallization of a Carbon Steel Melt Modified by Spherical Polydisperse Nanoparticles Under Pulsed High-Energy Induction Heating of the Surface
1 Introduction
2 Mathematical Model
2.1 Heating and Melting Problem
2.2 Simulation of Cooling and Crystallization Processes
3 Numerical Results and Discussion
4 Conclusion
References
Application of a Combined Charging Scheme in a Model Shooting System
1 Introduction
2 Mathematical Model
3 Model Shooting System
4 Calculation Results
5 Conclusions
References
Dissolution of Titanium Carbide in Nanomodified Titanium Melt During Laser Surfacing
1 Introduction
2 Statement of the Problem
3 Discussion of the Results
4 Conclusions
References
Synthesis of Composite Material 2(CrxTi1-x)AlC by the SHS Method for Heat-Resistant Products and Coatings
1 Introduction
2 Experimental Details
3 Results and Discussion
4 Conclusion
References
Study of Harmonic Oscillations in an Acoustic Medium with a Coating, Excited by an Internal Concentrated Source
1 Introduction
2 Problems Statements
2.1 Elastic Coating Models
2.2 Acoustic Foundation Models
3 Solution Method
3.1 Solution of the Boundary Problem for a Coating
3.2 Solution of the Boundary Value Problem for the Acoustic Medium
3.3 Determination of Pressure in the Area of Media Contact
3.4 Calculation of the Inverse Fourier Transform
4 Examples of Model Calculations and Conclusions
References
Preliminary Study of the Effect Deflecting the Jet at Cold Spraying
1 Introduction
2 Problem Formulation
3 Simulation Model
4 Simulating Results
5 Conclusions
References
Features of High-Velocity Interaction of Various Types of Impactors with Targets in a Wide Range of Impact Velocity
1 Introduction
2 Experimental Installation
3 Investigation of the Influence of the Strength Characteristics of Projectiles on Penetration Process
3.1 Background
3.2 Penetration of Model's Projectiles into Massive Steel Targets
3.3 Penetration of Rod-Like Projectiles into Massive Steel Targets
3.4 Research of Influence of Density of Projectile on Penetration Process
4 Discussion of the Results, Strength Simplex
5 Conclusion
References
Determination of Johnson-Cook Constitutive Model Parameters by Optimization Method
1 Introduction
2 Governing Equations of the Mathematical Model
3 Results and Discussion
4 Conclusions
References
Geometrically Nonlinear Bending of a Cantiliever Under Combined Load: Experimental and Analytic Study
1 Introduction
2 Brief Review
3 Analytic Solution
4 Experimental Study
5 Comparison Between Experimental Data and Analytical Results
6 Conclusions
References
Okhotsimsky-Egorov Method for Solving the Euler-Lambert Problem
1 Introduction
2 Okhotsimsky Solution Based on Dynamical Approach
2.1 The Clairaut Equation of Kepler Problem
2.2 Solution Analysis
3 Root Localization and Convergence Rate Estimation
4 Conclusions
References
Correction to: Proceedings of the XII All Russian Scientific Conference on Current Issues of Continuum Mechanics and Celestial Mechanics
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