Zobrazeno 1 - 10
of 3 247
pro vyhledávání: '"Half-bridge"'
Publikováno v:
Automatika, Vol 65, Iss 4, Pp 1421-1431 (2024)
The design of converters is essential for the proper use of electrical energy. Half-bridge topology represents a suitable conversion scheme to implement a boost rectifier converter. Consequently, this article proposes the parameter optimization of a
Externí odkaz:
https://doaj.org/article/a959d7d4e89f438eb848a2dfe19d71a7
Publikováno v:
电力工程技术, Vol 43, Iss 3, Pp 32-41 (2024)
Under inverter operating conditions, significant loss is incurred by the insulated gate bipolar transistor (IGBT) (referred to as T2 tube) in the lower part of the half-bridge submodule. The reduction of loss is beneficial for the improvement of equi
Externí odkaz:
https://doaj.org/article/d6a93384f6e64349b2f590e316a0c225
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 158, Iss , Pp 109910- (2024)
Power losses on the upper and bottom IGBTs in half-bridge submodules (HBSMs) are not even when hybrid modular multilevel converters (MMCs) work as inverters, which results in a large difference in their lifetimes. Since the system reliability depends
Externí odkaz:
https://doaj.org/article/8f8b9af617c14ecf8f701c35b7acc444
Autor:
Andressa Carolinne del Monego, Leonardo Gobel Fernandes, Jhonatan A. Pontes, Daniel Flores Cortez, Alceu Andre Badin
Publikováno v:
IEEE Access, Vol 12, Pp 143572-143584 (2024)
While three-phase six-switch rectifiers are typically used in power conversion systems, this paper explores the potential of three-phase four-switch (TPFS) rectifiers for wind energy systems. Current advancements in TPFS rectifiers aim to enhance sys
Externí odkaz:
https://doaj.org/article/7e3e8c2942024d8a827a456cfbf17827
Autor:
R. Manikandan, R. Raja Singh
Publikováno v:
IEEE Access, Vol 12, Pp 118587-118604 (2024)
Insulated Gate Bipolar Transistor (IGBT) is a crucial and sensitive component in electric motor drive applications, and its reliability has gained significant research attention. Estimating the remaining life of converter IGBTs is essential for enhan
Externí odkaz:
https://doaj.org/article/dcfa3116a6d24f86a74d2b3657e84613
Publikováno v:
IEEE Open Journal of Power Electronics, Vol 5, Pp 920-935 (2024)
This article presents a novel multi-level current-driven DC-DC converter along with a modulation scheme that is able to maintain a consistently high efficiency across a wide range of input voltages. This proposed circuit is targeted to applications w
Externí odkaz:
https://doaj.org/article/55563653dd25449786820ca68cf10761
Autor:
Mostafa Amer, Ahmed Abuelnasr, Mohamed Ali, Ahmad Hassan, Aref Trigui, Ahmed Ragab, Mohamad Sawan, Yvon Savaria
Publikováno v:
IEEE Access, Vol 12, Pp 7310-7328 (2024)
DC-DC buck converters in automotive and aerospace applications are often required to handle large disturbances in their input supply and abrupt variations in their loads. This paper proposes a systematic method to combine input-voltage feedforward (I
Externí odkaz:
https://doaj.org/article/a22e0b9bc5634eedb2c33eedb87ea50a
Publikováno v:
Micromachines, Vol 15, Iss 7, p 811 (2024)
Electrical isolation devices are essential components for safeguarding the reliability of electronic systems under harsh conditions. Digital isolators are widely used in low-power circuits due to their high immunity to disturbances. In this paper, a
Externí odkaz:
https://doaj.org/article/24952f2104da486b8ccd7d4dca24cc8a
Autor:
Sze Sing Lee
Publikováno v:
Energies, Vol 17, Iss 12, p 2798 (2024)
Conventional 5-level active neutral-point-clamped (5L-ANPC) topology and state-of-the-art 5-level hybrid active neutral-point-clamped (5L-HANPC) topology are popular for inverter applications. However, their dc-link voltage utilization is limited to
Externí odkaz:
https://doaj.org/article/009a367dc9be43168b2a29424ad6a560
Publikováno v:
International Journal of Industrial Electronics, Control and Optimization, Vol 6, Iss 2, Pp 81-88 (2023)
Active front end (AFE) rectifiers are introduced with bidirectional power transfer capability for the power factor correction and current harmonics elimination. This paper proposes an adaptive model predictive control (MPC) for a single-phase AFE rec
Externí odkaz:
https://doaj.org/article/ed99f5b66e7d4ad5a22b3fd77908c8e7