Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Guofeng He"'
Autor:
Nishui Cai, Guofeng He
Publikováno v:
Electronic Research Archive, Vol 32, Iss 2, Pp 1380-1405 (2024)
A secure and reliable intelligent multi-cloud resource scheduling system in cyberspace is especially important in some industry applications. However, this task has become exceedingly challenging due to the intricate nature of information, the variet
Externí odkaz:
https://doaj.org/article/87b6674b560242baaf4ff66ada468156
Publikováno v:
Archives of Electrical Engineering, Vol vol. 72, Iss No 4, Pp 1073-1087 (2023)
A novelty dual-stator brushless doubly-fed generator (DSBDFG) with magneticbarrier rotor structure is put forward for application in wind power. Compared with a doublyfed induction generator, the DSBDFG has virtues of high reliability and low mainten
Externí odkaz:
https://doaj.org/article/e45c36bd895f47758ada8eabe118d4fa
Publikováno v:
Energies, Vol 17, Iss 18, p 4577 (2024)
To address the issues of high computational load and slow dynamic performance in traditional fractional-order sliding mode control for LCL-type grid-connected inverters, this paper proposes a fixed-time robust fractional-order sliding mode control st
Externí odkaz:
https://doaj.org/article/8a6b4283f88e49cf80fd2d59eed965fa
Publikováno v:
Energies, Vol 17, Iss 17, p 4299 (2024)
The dual-active hybrid full-bridge (H-FDAB) DC–DC converter has great potential in medium-voltage high-power photovoltaic power station applications by introducing a three-level bridge arm to increase the output voltage range. However, its mathemat
Externí odkaz:
https://doaj.org/article/bac81cd33b0b49d0ba41ad3238170be6
Publikováno v:
IET Power Electronics, Vol 16, Iss 10, Pp 1683-1695 (2023)
Abstract Here, an improved control strategy is proposed, which adopts a non‐linear robust backstepping controller to eliminate DC circulating current in a parallel uninterruptible power supply (UPS) system. The traditional active and reactive power
Externí odkaz:
https://doaj.org/article/7987df95c9e84445a8e4dd9ac23ecc70
Publikováno v:
IEEE Access, Vol 11, Pp 5306-5313 (2023)
This paper proposes a novel control strategy for controlling the uninterruptible power supply (UPS) inverter, which is based on backstepping control theory combined with a fuzzy neural network (FNN). The advantage of backstepping control is that it c
Externí odkaz:
https://doaj.org/article/0e904cdd808241bba0c634998600c4bc
Autor:
Ziyu Zhang, Yuhua Zhang, Yang Tian, Zhinan Fu, Jiangtao Guo, Guofeng He, Li Li, Fang Zhao, Xuhong Guo
Publikováno v:
Polymers, Vol 15, Iss 23, p 4576 (2023)
Nanosized spherical polyelectrolyte brushes (SPBs) are ideal candidates for the preparation of nanometal catalysts, protein separation, and medical diagnostics. Until now, SPBs have been synthesized by photo-emulsion polymerization in a batch reactor
Externí odkaz:
https://doaj.org/article/c16ebdfd92e84a94af3b20d2892cefd7
Publikováno v:
Energies, Vol 15, Iss 21, p 7942 (2022)
In response to the key engineering problems of photovoltaic grid-connected inverter cluster resonance suppression affected by grid-connected inverter impedance, in this paper, a control strategy based on a disturbance observer is proposed to dynamica
Externí odkaz:
https://doaj.org/article/1d479225785f4308a8e85b8e69abaf3e
Publikováno v:
Materials, Vol 15, Iss 15, p 5456 (2022)
Geocell is widely used in the treatment of poor roadbed, which can restrain soil laterally and improve the stability of soil. In cold area engineering, a change in temperature can influence the mechanical properties of geocell of different materials.
Externí odkaz:
https://doaj.org/article/26bf2e979b6a46b3bba420f4419c9eff
Publikováno v:
Energies, Vol 15, Iss 15, p 5700 (2022)
Regarding the problems of resonance and direct current (DC) components when the Z-source inverter (ZSI) without an isolation transformer is connected to the grid through an LCL filter, this paper proposes a novel DC component suppression strategy for
Externí odkaz:
https://doaj.org/article/98844a6c6f624c758ddafc5ff18ce9f6