Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Tomasz Lerch"'
Publikováno v:
Archives of Electrical Engineering, Vol vol. 71, Iss No 4, Pp 851-864 (2022)
This paper presents a novel method of waveform generation in a single-sheet tester (SST) for measuring core losses and permeability in a steel sheet. Some improvements and modifications of the apparatus are also described. The improved way of working
Externí odkaz:
https://doaj.org/article/136c21edf12745aea034c3d879bf6eaa
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 67, Iss No 3, Pp 465-470 (2021)
Unintentional islanding detection is one the mandatory criterion that must be met by PV inverters before connecting them into the grid. Acceptable time for inverter for islanding detection is less than 2 seconds. In this paper voltage parameters afte
Externí odkaz:
https://doaj.org/article/0d8c501fcd554e319a2c2e6200fb9d56
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 67, Iss No 2, Pp 255-260 (2021)
More and more street lighting deployments use LED technology as a light source. Unfortunately, the new technology also brings some challenges with it that remain unnoticed until installed at scale. This article presents issues related to capacitive r
Externí odkaz:
https://doaj.org/article/ff7b109d6e9c44ccb7ab7baec3f7d60e
Autor:
Tomasz Lerch
Publikováno v:
Energies, Vol 16, Iss 7, p 3000 (2023)
The cogging machine is a new design of a machine with permanent magnets, which combines the advantages of a machine with transverse flux (TFM), eliminating its disadvantages. The biggest advantage of TFM machines is their high torque density, which v
Externí odkaz:
https://doaj.org/article/d8af4bbfd30f472386e0468ec454c65f
Publikováno v:
Energies, Vol 14, Iss 22, p 7690 (2021)
The article presents a concept for a new design of the well-known Transverse Flux Machine (TFM) made with the use of a flat core used in classical electrical machines. The proposed design was first analytically verified and was subsequently verified
Externí odkaz:
https://doaj.org/article/c22d0f423014456fbfd3b5c575a36326
Publikováno v:
Energies, Vol 14, Iss 14, p 4353 (2021)
The paper presents the results of laboratory tests and FEM 2D calculations of the DCEFSM (Direct Current Excited Flux Switching Machine) electric motor prototype, made based on the stator ferromagnetic sheets of the induction motor. Static measuremen
Externí odkaz:
https://doaj.org/article/efac5f6205e74fa9a28719e7e2808dff
Publikováno v:
Energies, Vol 14, Iss 7, p 1953 (2021)
Constantly growing distributed energy generation based on renewable sources creates a number of new challenges for electrical power system operation. One of the challenges is islanding detection. Unintentional islanding, which can cause health and sa
Externí odkaz:
https://doaj.org/article/0abdb98d2d224da6afd76cc6b3049652
Autor:
Tomasz LERCH
Publikováno v:
PRZEGLĄD ELEKTROTECHNICZNY. 1:191-195
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3aa200e9e80b527d2805216d32a0cc0f
https://doi.org/10.15199/48.2022.08.35
https://doi.org/10.15199/48.2022.08.35
Autor:
Michał Rad, Tomasz Lerch, Tomasz Drabek, Grzegorz Sieklucki, Edmund Ciesielka, Paweł Dybowski, Waldemar Milej, Jarosław Kozik, Rajmund Sykulski, Krzysztof Piech, Jakub Wójcik, Dawid Kara
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::093d3508d95da82eba64328fa98cbd1a
https://doi.org/10.7494/978-83-66727-83-0_7
https://doi.org/10.7494/978-83-66727-83-0_7
Publikováno v:
Lecture Notes in Computer Science ISBN: 9783030504168
ICCS (2)
ICCS (2)
LED-based street lighting installations generate reactive power, particularly when they are dynamically dimmed. It contributes to power loss and efficiency reduction of the grid. The reactive power can be compensated by installing additional dynamica
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3662599aec561d4ef133fa0a6c26821d
https://doi.org/10.1007/978-3-030-50417-5_40
https://doi.org/10.1007/978-3-030-50417-5_40