Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Olivian Chiver"'
Publikováno v:
Energies, Vol 17, Iss 14, p 3529 (2024)
Hybrid electric vehicles (HEVs) are perceived as a first step toward the future of sustainable transport. Of course, battery electric vehicles (EVs) are currently ideal for what is wanted in the future of transport. However, the lack of infrastructur
Externí odkaz:
https://doaj.org/article/0bffe5d709834d83a01360c0bd4cf5d5
Publikováno v:
Carpathian Journal of Electrical Engineering, Vol 16, Iss 1, Pp 127-138 (2022)
The main paper’s purpose is to present how students and researchers can use the ADVISOR software in the design and simulation of electric vehicles. Not only electric vehicles but also hybrid, fuel-cell, or internal combustion engine vehicles can be
Externí odkaz:
https://doaj.org/article/4cfaab44de4c4910b2bea24f0b7ba5a5
Autor:
Irina SMICAL, Olivian CHIVER
Publikováno v:
Carpathian Journal of Electrical Engineering, Vol 15, Iss 1, Pp 7-27 (2021)
This study highlights the management of electrical equipment and waste electrical equipment with PCB content inventoried in Romania. Because it is mandatory to phase out such equipment with concentrations of at least 50 ppm at a volume of more than 5
Externí odkaz:
https://doaj.org/article/71129344085746d89cf14c499d261710
Autor:
Liviu Neamt, Olivian Chiver
Publikováno v:
IEEE Access, Vol 9, Pp 141339-141346 (2021)
To balance the potential distribution on the surface of a substation, an equal spacing arrangement of the grounding grid conductors is not an economical solution. The implementable solution is an unequal placement of its constituent elements. The des
Externí odkaz:
https://doaj.org/article/e4ef4ebf8d1e469da7745259d648bc99
Publikováno v:
Carpathian Journal of Electrical Engineering, Vol 14, Iss 1, Pp 86-95 (2020)
The needed models and procedures for simulating induction motor tests are presented in the paper. The induction motor model is one from Simulink library and students can use it in simulation. Measured quantities and necessary relations for parameter
Externí odkaz:
https://doaj.org/article/cb1b039071e044e398765fe9e7950ff1
Publikováno v:
Tehnički Vjesnik, Vol 26, Iss 5, Pp 1510-1514 (2019)
This work addresses the issue of the accuracy with which the stator end winding inductance of A.C. machines is determined in the design stage. Only two-layer windings having a shortened pitch are treated in this paper. The end winding inductance was
Externí odkaz:
https://doaj.org/article/9623493f5d434ca4953fe0fb163a9469
Publikováno v:
Energies, Vol 14, Iss 1, p 205 (2021)
The difficulties and uncertainties related to earth fault loop impedance measurement are addressed in this paper. Based on the presentation of the measurement procedure implemented in the test equipment (diagrams and measured quantities, respectively
Externí odkaz:
https://doaj.org/article/e9450af1a2c845ab91660a872250d4e8
Publikováno v:
Carpathian Journal of Electrical Engineering, Vol 10, Iss 1, Pp 21-29 (2016)
The complexity of the designing process of a switch disconnector framework comes from the almost impossible task to appreciate the discrepancy between the ideal and practical electric strength. Complicated geometries characterized by nonuniform field
Externí odkaz:
https://doaj.org/article/ba91bac2228d4aa19c0b4ede9e6cab1f
Publikováno v:
Carpathian Journal of Electrical Engineering, Vol 9, Iss 1, Pp 57-66 (2015)
The transient regimes of a three-phase power transformer will be studied in this paper. The transient currents in the windings will be determined both analytically and by finite elements method (FEM). The no load and short circuit regimes will be con
Externí odkaz:
https://doaj.org/article/d7097c687bb04289995171ff7c0936c7
Publikováno v:
Carpathian Journal of Electrical Engineering, Vol 8, Iss 1, Pp 54-62 (2014)
This work analyses the magnetic shielding for a large variation interval of perturbative field in terms of both amplitude and frequency. Founded on Finite Element Analysis, shields constructed from different materials are studied. Conclusions about m
Externí odkaz:
https://doaj.org/article/a29a1542dbea44138f6a9c0d6721b8ad