Zobrazeno 1 - 10
of 153
pro vyhledávání: '"Yanchao Ji"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract Non-alcoholic Fatty Liver Disease (NAFLD), noted for its widespread prevalence among adults, has become the leading chronic liver condition globally. Simultaneously, the annual disease burden, particularly liver cirrhosis caused by NAFLD, ha
Externí odkaz:
https://doaj.org/article/567de247b6ca49b9a53fd6ea76f33a28
Autor:
Yu Jin, Qian Xiao, Hongjie Jia, Yunfei Mu, Yanchao Ji, Tomislav Dragieevic, Remus Teodorescu, Frede Blaabjerg
Publikováno v:
IEEE Access, Vol 9, Pp 10316-10327 (2021)
Model predictive control (MPC) method has been recognized as one of the most promising technologies for the modular multilevel converter (MMC) due to the fast dynamic response and its simple realization. However, conventional finite control set (FCS)
Externí odkaz:
https://doaj.org/article/5116f88dcfe446e5a59de5f522b8ad5f
Publikováno v:
IEEE Access, Vol 8, Pp 113175-113182 (2020)
In this paper, the FHA model including the stray capacitance is analysed. The causes of the voltage gain distortion are studied. Limiting the working frequency is an effective method to solve the voltage gain distortion problem. A new type of the LLS
Externí odkaz:
https://doaj.org/article/5a420bf848344ad89508a79a9eb7dc48
Autor:
Yu Jin, Qian Xiao, Chaoyu Dong, Hongjie Jia, Yunfei Mu, Bing Xie, Yanchao Ji, Sanjay K. Chaudhary, Remus Teodorescu
Publikováno v:
IEEE Access, Vol 7, Pp 83058-83073 (2019)
A novel capacitor voltage balancing scheme for modular multilevel cascade converter-double-star chopper-cells (MMCC-DSCC)-based STATCOM is proposed in this paper. Compared with the conventional software voltage balancing methods, the proposed scheme
Externí odkaz:
https://doaj.org/article/c1322227b4b843668a3eb2543161c0aa
Publikováno v:
Journal of Modern Power Systems and Clean Energy, Vol 7, Iss 6, Pp 1697-1708 (2019)
To explore the clustered voltage balancing mechanism of the cascaded H-bridge static synchronous compensator (STATCOM), this paper analyzes the causes of unbalanced clustered voltage. The negative-sequence current caused by the compensation of unbala
Externí odkaz:
https://doaj.org/article/130c274064d04a2ca4093cb1c1a9fe4a
Publikováno v:
International Journal of Distributed Sensor Networks, Vol 16 (2020)
With the wide application of microgrid system, fluctuation and randomness are the characteristics of distributed generation output. The traditional energy management system can’t meet the requirements to ensure the security and stability of the gri
Externí odkaz:
https://doaj.org/article/63f202aa1980497080f35829c369cea1
Publikováno v:
IEEE Access, Vol 6, Pp 39635-39642 (2018)
In this paper, a new constant-frequency LL switch-capacitor (LLSC) quasi-resonant converter is proposed. Compared with the traditional frequency voltage regulation instruments, the proposed converter can effectively reduce the volume of magnetic comp
Externí odkaz:
https://doaj.org/article/414534627f58420e90e712630bc47b1e
Publikováno v:
Energies, Vol 8, Iss 5, Pp 3591-3605 (2015)
The rational power sharing among different interface converters should be determined by the converter capacity. In order to guarantee that each converter operates at the ideal condition, considering the radial and mesh configuration, a modified strat
Externí odkaz:
https://doaj.org/article/00212544d6084a93a986e9510197007a
Publikováno v:
Energies, Vol 11, Iss 8, p 1961 (2018)
In this paper, a new constant-frequency quasi-resonant converter is proposed. Compared with the traditional LLC converter, the proposed converter can effectively reduce the range of the operating frequency. The output voltage is changed to adjust the
Externí odkaz:
https://doaj.org/article/f0325b3a6caa43c38110e5827dd10d9f
Publikováno v:
Energies, Vol 11, Iss 2, p 322 (2018)
In this paper, a two-stage battery energy storage system (BESS) is implemented to enhance the operation condition of conventional battery storage systems in a microgrid. Particularly, the designed BESS is composed of two stages, i.e., Stage I: integr
Externí odkaz:
https://doaj.org/article/350bc794a2db4dda90b0ab0efb262e61