Zobrazeno 1 - 10
of 730
pro vyhledávání: '"K. A. Nikitin"'
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 3, Pp 37-40 (2024)
The results of using SLA‑technology in the manufacture of molds for obtaining wax models in lost wax casting are presented. 3D printing modes of molds have been developed to ensure the required roughness of the working surfaces and durability of th
Externí odkaz:
https://doaj.org/article/21c49da411b845dbab3d2ace2e95e414
Publikováno v:
Омский научный вестник, Vol 3 (191), Pp 110-116 (2024)
The paper is devoted to the study of the dependences of the characteristics of partial discharges on magnetic induction. The design of the experimental setup has been developed. It allows applying both high voltage and current comparable to the op
Externí odkaz:
https://doaj.org/article/2bade8d430284022be75ecc3acaffab9
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 2, Pp 57-62 (2024)
This work presents investigations on the structure, chemical analysis, and strength properties of deposited metal using two types of metal powder compositions, namely the primary powder and the residuals (secondary) of the heat‑resistant ironchromi
Externí odkaz:
https://doaj.org/article/41de2aac878c46a0b123107805826cd5
Autor:
E. V. Taranov, N. K. Pastukhova, V. V. Pichugin, S. A. Fedorov, Yu. D. Brichkin, S. N. Nezabudkin, S. A. ZhIlyaev, K. I. Nikitin
Publikováno v:
Вестник анестезиологии и реаниматологии, Vol 21, Iss 3, Pp 64-75 (2024)
Introduction. To date, single studies have been published on the anesthesiological support of operations for acute pulmonary embolism. The issues of the influence of basic anesthetics on central hemodynamics and the functional state of lung tissue ar
Externí odkaz:
https://doaj.org/article/82dffe3c34b8496d84d13895211fe651
Publikováno v:
Омский научный вестник, Vol 2 (190), Pp 87-98 (2024)
The paper raises a variant of architecture of realization of logical line protection on the basis of implementation of modern technologies. The idea of development and implementation of digital substations, the core of which is the application of I
Externí odkaz:
https://doaj.org/article/f4ce501c0ac74cb19a0e34198e4aebdc
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 4, Pp 101-108 (2023)
The paper proposes and experimentally tests a new method of welding aluminum alloys with simultaneous magnetic‑pulse treatment (MPT) of the liquid and solidifying metal of the welding pool. The results of investigations on semi‑automatic welding
Externí odkaz:
https://doaj.org/article/00c3e24e46c24f838ea9e18eb44b4f73
Publikováno v:
Geography, Environment, Sustainability, Vol 16, Iss 3, Pp 75-82 (2023)
Climate change observed in the Arctic affects all components of the natural environment, including the state of permafrost. The purpose of this study is to quantify the response of permafrost in various landscapes to changing climatic parameters. The
Externí odkaz:
https://doaj.org/article/232cd69409e54f08b65a365a30a85452
Publikováno v:
Омский научный вестник, Vol 1 (185), Pp 86-92 (2023)
The purpose of the study is to review the existing devices and methods for diagnosing and monitoring the state of high-voltage insulation, which plays an important role in the criteria for the reliability of the power system. One of the main meth
Externí odkaz:
https://doaj.org/article/524043a52f5e46aab61efa1a413b400d
Publikováno v:
Разработка и регистрация лекарственных средств, Vol 11, Iss 2, Pp 145-152 (2022)
Introduction. Curcuminoids are natural polyphenolic colorants with a wide spectrum of pharmacological activity. Modern hybrid and classical methods are used for the determination of curcuminoids. However, the problem of the analysis of curcuminoids i
Externí odkaz:
https://doaj.org/article/6f204088ad8841a4bcfe2db695acf9ad
Publikováno v:
Омский научный вестник, Vol 6 (180), Pp 26-32 (2021)
The paper is devoted to partial discharge measurement and analysis in switchgear bushings. PD bushing structure analysis is described to assess possible defect sources in bushings. An experimental 10 kV bushing sample with the natural defect is o
Externí odkaz:
https://doaj.org/article/938238769c264415a5abc667e8e75dd1