Zobrazeno 1 - 10
of 66
pro vyhledávání: '"V. P. Tsvetkov"'
Autor:
V. Ya. Tsvetkov
Publikováno v:
E-Management, Vol 7, Iss 1, Pp 61-69 (2024)
The development of society is accompanied by an increase in the complexity of management objects and management mechanisms. To counteract the growth of complexity, new management models and methods should be introduced. New methods include semasiolog
Externí odkaz:
https://doaj.org/article/003ac1926fc843528f69002961be8a45
Autor:
V. Ya. Tsvetkov
Publikováno v:
E-Management, Vol 6, Iss 4, Pp 14-21 (2024)
An important factor in the modern transformation of society is digital transformation, which has many implementations. Digitalization of society is the basis for its innovative development. Digital transformation creates synergistic effects in manage
Externí odkaz:
https://doaj.org/article/16e3987ee1884c80a5c700bc81c8a085
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 7, Iss 4, Pp 15-24 (2023)
Leakage of the working substance in the compressor's flow gaps accounts for a large share of its volumetric losses. The optimality of calculated and approximated characteristics depends on the accuracy of quantitative component determination. Accor
Externí odkaz:
https://doaj.org/article/7b8fe12c0387446bbe296193b1ce7b96
Publikováno v:
Вестник Дагестанского государственного технического университета: Технические науки, Vol 50, Iss 1, Pp 42-52 (2023)
Objective. With the decreasing use of refrigerants with a high global warming potential, increasing the efficiency of refrigeration machines using natural working fluids is a very urgent task. The CO2 booster refrigerant cycle may be optimal for the
Externí odkaz:
https://doaj.org/article/427976c671f946589d26bd48176d1932
Publikováno v:
Учёные записки Санкт-Петербургского государственного медицинского университета им. Акад. И.П. Павлова, Vol 29, Iss 4, Pp 31-42 (2023)
Objective was to conduct a comparative analysis of routine clinical and laboratory parameters in two groups of patients with chronic viral hepatitis C (CHC) depending on the presence or absence of hepatic steatosis.Methods and materials. The observat
Externí odkaz:
https://doaj.org/article/413ff20ff5bb469fac1d8a0356925113
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 7, Iss 1, Pp 9-17 (2023)
The scroll type compressor is widely used in the medium capacity segment of refrigeration and air conditioning technology including heat pumps. Today there is an active process of changing from hydrofluorocarbons to natural refrigerants with low gl
Externí odkaz:
https://doaj.org/article/dc54d346abb143a88e33ef0a1c611ab0
Publikováno v:
Российский технологический журнал, Vol 10, Iss 2, Pp 51-58 (2022)
Objectives. The aim of the study is to develop a methodology for assessing the semantics of weakly structured or morphologically complex visual information models. In order to achieve the goal, a criterion for classifying visual models as complex and
Externí odkaz:
https://doaj.org/article/9ecf385b51c0403985447a659a9049f3
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 6, Iss 1, Pp 14-21 (2022)
Scroll compressors currently operate successfully on various natural refrigerants, among which the most popular are propane R290 and carbon dioxide R744. This is due to the performance characteristics of the refrigerants studied in the previous art
Externí odkaz:
https://doaj.org/article/3fc777e92a1146b2a1aad37354905f6c
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 5, Iss 4, Pp 9-16 (2021)
The Montreal Protocol and the Kigali Amendment have determined the need and deadlines of the replacement of hydro fluorinated refrigerants. Substances of natural origin with a low global warming potential are becoming an alternative to hydrofluoroc
Externí odkaz:
https://doaj.org/article/1bfd85e01b3f4f3dbeb5a6a6749af9ee
Publikováno v:
Российский технологический журнал, Vol 9, Iss 6, Pp 64-72 (2021)
The problem of testing in education is relevant for many countries. Testing solves three problems. The first task is to assess the quality of current training. The second task is to conduct a comparative analysis of learning outcomes. The third task
Externí odkaz:
https://doaj.org/article/b95bbc8ad52b4a8ca81fe722cf93cf1f