Zobrazeno 1 - 10
of 81
pro vyhledávání: '"A. F. Polyakov"'
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 57:83-88
The paper presents an analysis of previously obtained experimental data on a stronger reduction in turbulent heat transfer in comparison with the momentum transfer upon the suppression of near-wall turbulence. In this case, the heat transfer decrease
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bdee71e02ac12eb25cd78ba6402ce3c4
https://doi.org/10.1134/s0018151x19010206
https://doi.org/10.1134/s0018151x19010206
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 55:833-836
Specific features of secondary flows in horizontal heated pipes of a single-phase fluid under high thermal loads are studied. The analysis performed in this work shows that the reasons for the development of secondary flows in this case are the same
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::80c8ea0a0128e5725186482c1cf1eedb
https://doi.org/10.1134/s0018151x17050133
https://doi.org/10.1134/s0018151x17050133
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 55:573-578
An analysis and generalization are performed of experimental data on near-wall turbulence damping under the influence of stable thermal stratification of density in vertical and horizontal tubes with rectangular and circular cross-sections.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::368cb573148c925aab2c3280dfc9f2d9
https://doi.org/10.1134/s0018151x17040186
https://doi.org/10.1134/s0018151x17040186
Publikováno v:
Archive of Ukrainian Ophthalmology. 5:78-83
Представлен случай диагностики и лечения ишемической оптикопатии при височном гигантоклеточном артериите. Гигантоклеточный артериит
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::63bb65b83884655c4ef0af8089db27c2
https://doi.org/10.22141/2309-8147.5.1.2017.172582
https://doi.org/10.22141/2309-8147.5.1.2017.172582
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 56:941-943
Experimental data on the attenuation of near-wall turbulence in vertical pipes under the influence of thermogravitation and in the flows with solid particles have been analyzed and generalized.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::371a1a991022f5c489e0897c45b0ad17
https://doi.org/10.1134/s0018151x18060196
https://doi.org/10.1134/s0018151x18060196
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 54:257-260
A generalized analysis of experimental data on suppression of the near-wall generation of turbulence under the influence of mass forces and polymer additions is carried out.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3e00c8d9bb7ebd6f4e22041a231ad26c
https://doi.org/10.1134/s0018151x16020152
https://doi.org/10.1134/s0018151x16020152
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 53:719-725
Analytical solutions for stabilized mixed laminar convection and heat transfer in a liquid under various thermal boundary conditions at the surface of a vertical flat channel are obtained.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::70b70899306122a13940e7d03c877ed0
https://doi.org/10.1134/s0018151x15040203
https://doi.org/10.1134/s0018151x15040203
Autor:
S. E. Frid, A. F. Polyakov
Publikováno v:
High Temperature. 52:417-423
Numerical study of nonstationary three-dimensional laminar convection is performed in the model of the main element of a solar water-heating installation of the accumulation type in the process of a daily cycle of heat supply. Three-dimensional veloc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f50b66e9c936101bb16cd0cab54fdd64
https://doi.org/10.1134/s0018151x14030225
https://doi.org/10.1134/s0018151x14030225
Autor:
Yu. S. Semenov, S. I. Semykin, V. F. Polyakov, P. G. Prokopenko, S.A. Dudchenko, I. G. Murav’eva, T. S. Golub, V. I. Bolshakov, Yu. B. Kostyuk
Publikováno v:
Metallurgist. 57:968-975
Results are presented from experimental studies performed to determine the electrical potentials that can be recorded between the shell and tuyeres of blast furnace No. 9 at the ArselorMittal Krivoy Rog company. Changes in those potentials are used t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1a067502b8df84bbcabdb3ea739ba85c
https://doi.org/10.1007/s11015-014-9831-4
https://doi.org/10.1007/s11015-014-9831-4
Autor:
A. F. Polyakov
Publikováno v:
High Temperature. 52:72-77
The problem of joint forced and free laminar convection and heat transfer for liquid with a variable viscosity under a linear temperature distribution between surfaces of a vertical two-dimensional channel is solved analytically. The dependences obta
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0cd98d8cd4f485c123324fe021600927
https://doi.org/10.1134/s0018151x14010179
https://doi.org/10.1134/s0018151x14010179