Pyatishkin Georgy Georgievich

Українська Русский

Scientific degree: Philosophy doctor (Ph.D.)
Position: Associate Professor of “The Industrial Heat Power Engineering” Department of Donetsk National Technical University
Coordinates: 5th block of DonNTU; lecture hall 5.153
Contact (E - mail): G_Pjatyshkin@list.ru

Scientific interests

Investigation of the means and methods, numerical experiments in the field of heat and mass transfer in nature and technical devices.


Convection

  • Motion of viscous compressible and uncompressible fluids
  • Motion in the variable cross-section ducts
  • Motion of viscous fluid with variable heat and physical properties
  • The development of free and submersed jets
  • Formation and analysis of vortex tube effect
  • The development of natural convection in the space

Heat and physical properties and parameters of substances

  • Water and steam properties after IAPWS
  • Properties of the air
  • Energies of activation and velocity constants of chemical reactions

Heat and mass transfer

  • Heat transfer in the duct with variable heat load
  • The propagation of the geothermal heat and its influence on the temperature field of the Earth
  • Heat transfer through the wall with ducts filled with moving heat carrier
  • Generation, formation and possible drift of the cloud
  • Drift of the harmful substances in the atmosphere
  • Radiant heat transfer through the transparent and radiating media
  • Electromagnetic influence over the heat transfer
  • The investigation of contact breakers wave with shore (tidal wave)
  • The questions of wave power station simulation

Combustion and explosion processes

  • The development of combustion process in the free jet
  • The development of combustion of stehiometrical mixture in the heated tube
  • The development of flame within the thermal unit
  • The development of atmosphere explosion

Gasification processes

  • The combustion in the sphere, cylindrical duct
  • The investigation of layer combustion
  • Gas generators

Grid generation and visualization

  • Grid plotting in orthogonal systems of coordinates
  • Plotting of the one-level lines

Stresses, deformation and thermoelasticity

  • Stressing condition of simple constructions
  • One- and two-dimensional problems of thermostress
  • Thermoelastic dynamic problems
  • Elastic and plastic deformation and heat transfer
  • The investigation of rotating multilayer sphere with variable by radius central gravitation
  • The questions of arising stresses in Earth's crust leading to tidal wave

Training courses

"Heat and Mass Transfer", "Thermodynamics and Heat Transfer", "Theoretical Basis of Heat Engineering", "Thermal Power Systems of Industrial Enterprises", "Pumps and Heat Engines", "Thermal Power Units", "Sources and Systems of Heat Supplement of Industrial Enterprises", "Intensification of the Heat Transfer Conditions", "Optimization of the Heat Transfer Conditions", "Thermal Networks of Industrial Enterprises", "Alternative Sources of Energy".


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