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Main Journal ArchiveYear 2023 / № 8

Issue: #8 (761)

DOI 10.18698/0536-1044-2023-8

Mechanics

Determination of the bones stress-strain state by the computer tomography data

Authors: Gerasimov O.V., Rakhmatulin R.R., Baltina T.V., Sachenkov O.A.
Category: Mechanics \| Chapter: Biomechanics and Bioengineering
Keywords: inhomogeneous medium, non-destructive testing methods, numerical simulation, computer tomography, porous structures

Mechanical Engineering and Machine Science

Compression rate influence on the internal combustion engine efficiency

Authors: Agalarov J.H., Hasanova T.J.
Category: Mechanical Engineering and Machine Science \| Chapter: Machine Science
Keywords: twin-shaft engines, compression ratio, fuel consumption, combustion character index, crankshaft

Transient processes in an active vibration isolation system with the vibroactive forces inertial compensator

Authors: Buryan Yu.A., Shalai V.V., Sitnikov D.V., Buryan A.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Machine Science
Keywords: control system, transient process, electrodynamic compensator, vibration isolation system, rubber-cord pneumatic spring, vibroactive forces

Theoretical evaluation of efficiency of a spherical ball gear operating in the multiplier mode

Authors: Lustenkov M.E., Lustenkova E.S.
Category: Mechanical Engineering and Machine Science \| Chapter: Machine Science
Keywords: medium power wind generator, multiplier, intermediate rolling elements, gear efficiency, spherical ball gear

Gravitational transport system, its principles of construction and management

Authors: Kabyshev O.A., Maslakov M.P., Khmara V.V., Kabyshev A.M.
Category: Mechanical Engineering and Machine Science \| Chapter: Robots, Mechatronics and Robotic Systems
Keywords: gravitational transport system, transport container, gravity, control system, station operation algorithm, control signals

Tool and workpiece deformation effect in the cutting speed direction on the machining dynamics

Authors: Zakovorotny V.L., Gvindzhiliya V.E., Kislov K.V., Veremeev D.N.
Category: Mechanical Engineering and Machine Science \| Chapter: Technology and Equipment for Mechanical and Physico-Technical Processing
Keywords: dynamic cutting system, regenerative self-excitation, trajectory stability, attracting set bifurcation

Analysis of the features of the hardware and technological design of the process of high-temperature activation of carbon material

Authors: Shubin I.N., Popova A.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Technology and Equipment for Mechanical and Physico-Technical Processing
Keywords: high-temperature alkaline activation, synergetic effect, equipment, diagnostic researches, carbon material

Selecting material and geometrical parameters for a boring cutter used in machining the nickel-based coatings

Authors: Bashirov R.J., Amirov F.G.
Category: Mechanical Engineering and Machine Science \| Chapter: Manufacturing Engineering
Keywords: machining, centrifugal induction sintering, cutting tool material, cutter radial wear, cutter geometrical parameters, cutting path

Method for calculating parameters of the equidistant toroidal shell of a composite balloon

Authors: Komkov M.A., Badanina Y.V.
Category: Mechanical Engineering and Machine Science \| Chapter: Manufacturing Engineering
Keywords: composite balloon, toroidal shell generatrix, meridional winding, circumferential winding, elliptic integrals

The use of a multiphase specific speed for the analysis and improvement of the designs of blade machines for working on gas-liquid mixtures

Authors: Trulev A.V., Timushev S.F., Lomakin V.O., Shmidt E.M.
Category: Mechanical Engineering and Machine Science \| Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems
Keywords: gas-liquid mixture, centrifugal impeller, multiphase stages, cavitation specific speed coefficient, multiphase specific speed coefficient, multi-tier blade array

Computational, theoretical and experimental study of the working medium flow regimes in the gate valve internal bypasses

Authors: Muftakhov V.Z., Chinyayev I.R., Fominykh A.V., Chernyshev A.V.
Category: Mechanical Engineering and Machine Science \| Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems
Keywords: pipeline fittings, internal bypass, numerical simulation, hydraulic characteristics

Energy and Electrical Engineering

Heat release in a diesel engine operating on the gas fuel

Authors: Malyshkin P.Yu., Kartashevich A.N., Plotnikov S.A., Zabolotskikh G.E.
Category: Energy and Electrical Engineering \| Chapter: Turbomachines and Piston Engines
Keywords: heat release in diesel, gas fuel, propane-butane mixture, kinetic phase, diffusion phase, combustion process

Aviation, Rocket and Technology

Approximate determination of losses in characteristic velocity and increments in flight altitude of the multistage launch vehicle upper stages

Authors: Mukhamedov L.P., Kirievskii D.A.
Category: Aviation, Rocket and Technology \| Chapter: Aircraft Development, Design and Manufacture
Keywords: losses in characteristic velocity, design-ballistic problems, design-ballistic parameters, launch vehicle