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Mainournal ArchiveYear 2021 / № 2

Issue: #2 (137)

DOI 10.18698/0236-3941-2021-2

Aviation and Rocket-Space Engineering

Local Form of Loss of Stability of Honeycomb Energy Absorber Plates
Authors: Uvarov A.I.  

Category: Aviation and Rocket-Space Engineering | Chapter: Aircraft Dynamics, Ballistics, Motion Control

  
Keywords: motion energy absorption, honeycomb material, compressed plate stability
Roller Profiling for Shaping Corrugated Profiles on the Heat Exchanger Tape for Wind Tunnels
Authors: Shchipkova Yu.V., Popov A.Yu.  

Category: Aviation and Rocket-Space Engineering | Chapter: Aircrafts Development, Design and Manufacture

  
Keywords: profiling, roller, rolling, corrugated tape, centroid, tooth profile, tool, springing

Mechanical Engineering and Machine Science

Key Research Insights into Dependence Between Turbine Flow Transducer Conversion Coefficients and Reynolds Number
Authors: Aralov O.V., Buyanov I.V.  

Category: Mechanical Engineering and Machine Science | Chapter: Machines, Units and Processes

  
Keywords: turbine flow transducer, viscosity, pressure, density, temperature, Reynolds number, flow conversion coefficient
Development of a Structural Model of a Digital Twin of Machine-Building Enterprises Production and Logistics System
Authors: Grigoriev S.N., Dolgov V.A., Nikishechkin P.A., Dolgov N.V.  

Category: Mechanical Engineering and Machine Science | Chapter: Organization of Production

  
Keywords: digital twin, production and logistics system, mechanical engineering enterprise, information model, industry 4.0
Results of Studying Strain Relaxation in Steel 25Kh17N2B-Sh (25Х17Н2Б-Ш) and Copper М1 Using Annular Samples of Equal Bending Resistance
Authors: Proskurin A.V., Sayun S.P.  

Category: Mechanical Engineering and Machine Science | Chapter: Manufacturing Engineering

  
Keywords: stress relaxation, bar of equal bending resistance, stress, holding, nonlinear regression, relaxation properties
Methodology for Assessing the Efficiency of Digitalization of Production Processes of a Petrochemical Enterprise
Authors: Shinkevich A.I., Nadezhdina M.E.  

Category: Mechanical Engineering and Machine Science | Chapter: Organization of Production

  
Keywords: eficiency, production costs, digital modernization, integral indicator, digital production, organization of production

Power, Metallurgic and Chemical Engineering

On the Method of Calculating Diffusion Vacuum Pump Stage Pumping Parameters
Authors: Demikhov K.E., Ochkov A.A.  

Category: Power, Metallurgic and Chemical Engineering | Chapter: Vacuum, Compressor Technology, and Pneumatic Systems

  
Keywords: limit residual pressure, pumping speed, flow of gas molecules, energy exchange between gas and steam molecules
Numerical Study of the Flow in the Flow Path of a Centrifugal Natural Gas Compressor at Different Positions of the Inlet Guide Vane
Authors: Krutikov M.V., Blinov V.L.  

Category: Power, Metallurgic and Chemical Engineering | Chapter: Turbomachines and Combination Turbine Plants

  
Keywords: numerical simulation, centrifugal compressor, input guide vane, regulation, verification
CFD-model of Vaneless Diffuser of Centrifugal Compressor
Authors: Solovyeva О.А., Drozdov А.А., Popova E.Yu., Soldatova K.V.  

Category: Power, Metallurgic and Chemical Engineering | Chapter: Vacuum, Compressor Technology, and Pneumatic Systems

  
Keywords: centrifugal compressor, vaneless diffuser, mathematical model, loss coefficient