Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Veleslav Mach"'
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 15, Iss 2, Pp 280-285 (2017)
A symmetric coupling of methods of finite and boundary elements for numerical solution of transient eddy current problems is described. This is an essential step in modelling of electromagnetic forming of metalic sheets. The finite element method is
Externí odkaz:
https://doaj.org/article/aec1c0995d1a4179a3cce0ebefe5a81e
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 14, Iss 5, Pp 467-474 (2016)
This paper deals with analysis of power generating units installed within the technological centre. To be able to analyse behaviour of such a complex system with accumulation, the dynamic model of the technology was created using the EMTP-ATP softwar
Externí odkaz:
https://doaj.org/article/613214c06a1f4d89a12dec7bc5584030
Publikováno v:
2022 22nd International Scientific Conference on Electric Power Engineering (EPE).
Autor:
Jan Fulnecek, Veleslav Mach
Publikováno v:
2019 20th International Scientific Conference on Electric Power Engineering (EPE).
Electromagnetic field, generated by conductors under load, plays an important role in electrical power engineering. Such a field can induce voltage on surrounding conductive structure. This effect is especially significant in a case, where there is a
Publikováno v:
2017 18th International Scientific Conference on Electric Power Engineering (EPE).
This paper describes the analysis of power generating units and their implementation, these are located within the technological centre in Ostrava-Vitkovice. Further issues concerned in this paper deal with digital simulation using computer model cre
Publikováno v:
2017 18th International Scientific Conference on Electric Power Engineering (EPE).
This paper deals with estimates of capacity between rails of the traction tracks. The determination of capacity was performed using software for numerical processing of electromagnetic fields: QField, COMSOL, together with the ATP program. The model
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 15, Iss 2, Pp 280-285 (2017)
A symmetric coupling of methods of finite and boundary elements for numerical solution of transient eddy current problems is described. This is an essential step in modelling of electromagnetic forming of metalic sheets. The finite element method is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e54fb953aff5d9d8b5c4caaae28596d
https://publica.fraunhofer.de/handle/publica/249625
https://publica.fraunhofer.de/handle/publica/249625
Autor:
Vlastimil Matějka, Lubomir Ivanek, Lenka Kulhánková, Veleslav Mach, Kateřina Mamulová Kutláková, Jindřich Matoušek, Jonáš Tokarský, Pavla Čapková, Pavlína Peikertová
Publikováno v:
Synthetic Metals. 179:116-121
New approach of chemical bath deposition combined with drying of freshly polymerized PANI films in DC high-voltage static electrical field 0.6–2.7 kV/cm has been applied in present work. AFM and SEM microscopy revealed the significant changes of st
Publikováno v:
2015 16th International Scientific Conference on Electric Power Engineering (EPE).
This thesis deals with the effects of solar activity on power transmission lines. In the first part, the basic principle of magnetospheric reaction is described. The second part shows basic simplification and possible way of geomagnetic induced curre
Publikováno v:
2015 16th International Scientific Conference on Electric Power Engineering (EPE).
Program EMTP ATP is a very effective tool for solving and analysis of transients of various electrical circuits. We used this program for analysis energy stored in inductance of induction motor and the influence to starting current. Paper deals with