Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Michał Lech"'
Publikováno v:
Energies, Vol 17, Iss 20, p 5101 (2024)
This article presents the author’s methodology for testing selected parameters of a low-current vacuum arc, implemented using an innovative test stand based on a vacuum discharge chamber with a contact system mounted inside. In order to verify the
Externí odkaz:
https://doaj.org/article/e1c2dfdea93547c4ae5928f6b37ab77f
Autor:
Michał Lech, Paweł Węgierek
Publikováno v:
Archives of Electrical Engineering, Vol vol. 72, Iss No 3, Pp 597-611 (2023)
The article presents the results of laboratory measurements of Ud breakdown voltages in a high-voltage vacuum insulating system for different pressures, contact gaps, type of electrode contacts and type of residual gas inside the discharge chamber. F
Externí odkaz:
https://doaj.org/article/c16025a4d8e04854a1583e9f743c6d26
Publikováno v:
Energies, Vol 16, Iss 18, p 6562 (2023)
Innovation in the economy is closely tied to energy development, encompassing the exploration of new energy sources, increased energy production efficiency, and the integration of diverse energy sources for safe and effective supply to industries and
Externí odkaz:
https://doaj.org/article/0868518bc1f644dbbd6131eb6eefed97
Autor:
Çağdaş Topçu, Victoria S. Marks, Krishnakant V. Saboo, Michał Lech, Petr Nejedly, Vaclav Kremen, Gregory A. Worrell, Michal T. Kucewicz
Publikováno v:
EBioMedicine, Vol 82, Iss , Pp 104135- (2022)
Summary: Background: Treating memory and cognitive deficits requires knowledge about anatomical sites and neural activities to be targeted with particular therapies. Emerging technologies for local brain stimulation offer attractive therapeutic optio
Externí odkaz:
https://doaj.org/article/62f846ef472a41b0825d7b8d4eee61c9
Publikováno v:
Metrology and Measurement Systems, Vol vol. 27, Iss No 4, Pp 687-690 (2021)
The article presents methodology for testing the electric strength of vacuum chambers designed for modern medium voltage switchgear developed by the authors, using two innovative test stands designed and constructed by the research team above. Verifi
Externí odkaz:
https://doaj.org/article/cfc22ee03b914cecb75d40df812ded8e
Publikováno v:
Energies, Vol 16, Iss 5, p 2087 (2023)
The development of power grid infrastructure and increasingly stringent environmental regulations have intensified work, carried out by researchers and electrical equipment manufacturers, to develop innovative gas-insulated, environmentally neutral d
Externí odkaz:
https://doaj.org/article/8e20637dcb8a43338e5b84b00af6d392
Autor:
Michał Lech, Damian Kostyła
Publikováno v:
Informatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, Vol 11, Iss 1 (2021)
W artykule opisano autorski sposób pozwalający na określenie rzeczywistej wartości ciśnienia w próżniowej komorze rozłącznikowej SN podczas wysokonapięciowych badań laboratoryjnych. Konieczność opracowania metody tego typu wynikła z bra
Externí odkaz:
https://doaj.org/article/51fc4a378444431cb8b3e9e04d527756
Autor:
Michał Lech
Publikováno v:
Informatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, Vol 10, Iss 3 (2020)
Polish power industry is characterized by outdated elements and in poor technical condition. This applies mainly to overhead lines operating at medium and high voltage (MV and HV) levels. Moreover, the Energy Regulatory Office (ERO) requires the Dist
Externí odkaz:
https://doaj.org/article/48c16d57eed644ecab79f2c2a54d794c
Autor:
Michał Lech, Paweł Węgierek
Publikováno v:
Energies, Vol 15, Iss 3, p 1154 (2022)
This paper presents the results of testing the electrical strength of an insulating system in a vacuum obtained from three noble gases: argon, neon, helium, and air. The breakdown voltages were measured for contact gaps of 1 mm and 2 mm. A difference
Externí odkaz:
https://doaj.org/article/63120de614ce4ac9b88ff40e4b0f6284
Publikováno v:
Sensors, Vol 21, Iss 22, p 7605 (2021)
The emergence of innovative neurotechnologies in global brain projects has accelerated research and clinical applications of BCIs beyond sensory and motor functions. Both invasive and noninvasive sensors are developed to interface with cognitive func
Externí odkaz:
https://doaj.org/article/0829e3b2531f4bb09e013246f27ddf6a