Zobrazeno 1 - 10
of 3 752
pro vyhledávání: '"insulation system"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract This paper presents a numerical investigation into the fire endurance of carbon fiber reinforced polymer (CFRP)-strengthened columns, shielded with fire-resistant materials, in piloti-type reinforced concrete buildings. The strengthened colu
Externí odkaz:
https://doaj.org/article/3c0ec113993145a0905b77c922dca7d0
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
Electrical machines are usually operated in a very harsh environment, therefore great attention has to be given towards the designing of insulating materials and insulation systems. The severe operating environment invites corrosion, humidity, high t
Externí odkaz:
https://doaj.org/article/9a3137d936d8417a99e209e0c3a3c14f
Autor:
E. R. Bareeva
Publikováno v:
Вестник Дагестанского государственного технического университета: Технические науки, Vol 50, Iss 3, Pp 172-180 (2023)
Objective. The purpose of the study is to find prospects for the development of domestic large-scale isothermal LNG storage facilities to meet the required volume of export supplies from the Russian Federation.Method. During the study, modern methods
Externí odkaz:
https://doaj.org/article/81de4bfd02b641da91ec6f0c7a9abe79
Publikováno v:
Energies, Vol 17, Iss 16, p 3980 (2024)
Electrical machines for transportation applications are subjected to harsh environmental conditions during their operations. Partial discharge (PD), which is one of the main reasons for insulation failure, is greatly affected by ambient conditions (i
Externí odkaz:
https://doaj.org/article/d2439b40754b4882a817b821d21f0a0f
Publikováno v:
Energies, Vol 17, Iss 15, p 3811 (2024)
In order to reveal the migration and evolution of gas molecules in the actual oil–paper insulation composite system of transformer from the molecular level, the diffusion behavior of seven gas molecules (H2, CO, CO2, CH4, C2H2, C2H4, C2H6) generate
Externí odkaz:
https://doaj.org/article/340d135450c34543b3851182b3ac4a57
Publikováno v:
Archives of Electrical Engineering, Vol vol. 71, Iss No 4, Pp 865-880 (2022)
To reduce the losses of the power electronic inverter, the voltage slew rate (d u/d t) of the electric motors supplying voltage is increasing. As steep voltage slopes excite high frequencies in the megahertz range, transient phenomena in the winding
Externí odkaz:
https://doaj.org/article/6d456b7ee4384951bbed7692d4f2611f
Publikováno v:
Journal of International Maritime Safety, Environmental Affairs, and Shipping, Vol 7, Iss 2-3 (2023)
ABSTRACTReliability studies of existing rotating machine insulation systems mainly focused on reliability evaluation for diagnosis and life prediction of generators and motors of various onshore power plants. However, with the increase in commercial
Externí odkaz:
https://doaj.org/article/be402f1da37247378f3b67186a1ac865
Publikováno v:
Machines, Vol 12, Iss 1, p 37 (2024)
Starting from the current need for the safety of energy systems, in which power transformers play a key role, the study of the health of power transformers in service is a difficult and complex task, since the assessment consists of identifying indic
Externí odkaz:
https://doaj.org/article/f137ababb1a54db59cf57f12a4e37ffb
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