Zobrazeno 1 - 10
of 211
pro vyhledávání: '"Nikolay Hinov"'
Autor:
Veselin Mitev, Nikolay Hinov
Publikováno v:
Mathematics, Vol 12, Iss 14, p 2215 (2024)
The aims of this paper are to present the methodology, derived mathematical expressions for determining the individual factor influences and the adaptation for the conditions of dynamic deterministic factor analysis and the results of the application
Externí odkaz:
https://doaj.org/article/9d031af05b9b4136a7b6acc637a03272
Autor:
Nikolay Hinov
Publikováno v:
Technologies, Vol 12, Iss 6, p 78 (2024)
Power electronics plays a key role in the management and conversion of electrical energy in a variety of applications, including the use of renewable energy sources such as solar, wind and hydrogen energy, as well as in electric vehicles, industrial
Externí odkaz:
https://doaj.org/article/a75d443a9b2543279a9fc5b63f400471
Publikováno v:
Batteries, Vol 10, Iss 6, p 186 (2024)
This paper presents an experimental comparison of two types of Li-ion battery stacks for low-voltage energy storage in small urban Electric or Hybrid Electric Vehicles (EVs/HEVs). These systems are a combination of lithium battery cells, a battery ma
Externí odkaz:
https://doaj.org/article/3304105552ee4b1b964d846f007fd73b
Autor:
Nikolay Hinov, Bogdan Gilev
Publikováno v:
Mathematics, Vol 11, Iss 24, p 4990 (2023)
The present paper provides a comparison of different optimization techniques applied to the model-based design of a Buck Zero Voltage Switching (ZVS) Quasi-Resonant DC-DC Converter. The comparison was made both on the basis of the duration of the opt
Externí odkaz:
https://doaj.org/article/71784cf7eb45450ebc5a9dab8f0bac84
Publikováno v:
Mathematics, Vol 11, Iss 23, p 4756 (2023)
The approach described in this paper handles the parameters and characteristics (analog and discrete ones) of a Buck DC-DC converter (in its power and control parts) in a common manner. The usage of probably complicated differential equations for dis
Externí odkaz:
https://doaj.org/article/693bb8b04c91452e9b33797a8522ecff
Autor:
Nikolay Hinov
Publikováno v:
Symmetry, Vol 15, Iss 10, p 1864 (2023)
The manuscript presents an innovative approach for the engineering design of resonant DC/AC converters used as sources of high-frequency electricity for a variety of needs: industrial and domestic applications, wireless power transmission, high-perfo
Externí odkaz:
https://doaj.org/article/d5b8e5fe8da54e69b983b9654094469a
Autor:
Nikolay Hinov, Tsvetana Grigorova
Publikováno v:
Applied Sciences, Vol 13, Iss 19, p 11064 (2023)
The main objective of this article is to propose a rational methodology for designing multi-phase step-down DC-DC converters, which can find applications both in engineering practice and in power electronics education. This study discusses the main t
Externí odkaz:
https://doaj.org/article/b3f81f820981448f898bf890002d2a0a
Autor:
Nikolay Hinov, Bogdan Gilev
Publikováno v:
Energies, Vol 16, Iss 14, p 5295 (2023)
The paper presents the design of a single-ended transistor zero-voltage switch (ZVS) parallel resonant DC-DC converter. Due to the use of a resonant inverter in the structure of the DC-DC converter, it is characterized by high efficiency and improved
Externí odkaz:
https://doaj.org/article/0f3fda64ed184b1aaba703d04ce27b5c
Publikováno v:
Energies, Vol 16, Iss 13, p 4895 (2023)
These days, with the significant increase in the use of renewable energy sources as additional energy sources connected to the distribution network, many challenges and difficulties arise in ensuring sustainability and reliability. The generation, tr
Externí odkaz:
https://doaj.org/article/3c0017b602b74971b40803f61b9355a3
Autor:
Nikolay Hinov, Bogdan Gilev
Publikováno v:
Mathematics, Vol 11, Iss 10, p 2384 (2023)
The paper presents a model-based design consideration of a series single-ended transistor resonant DC-DC converter with zero voltage switching (ZVS). A characteristic of this converter is that it is highly efficient due to the resonant nature of elec
Externí odkaz:
https://doaj.org/article/4a0f7e256cdd4b6ea2d2bfd4ff582a6c