Zobrazeno 1 - 10
of 94
pro vyhledávání: '"Kangli Liu"'
Publikováno v:
Frontiers in Energy Research, Vol 11 (2024)
Transient stability assessment (TSA) plays a pivotal role in guiding power grid risk control strategies. However, it faces challenges when dealing with complex multi-graph inputs generated by pre-fault, fault occurrence, and post-fault states. Meanwh
Externí odkaz:
https://doaj.org/article/058582a82e8c47ddaff92c7b15e0c0eb
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1018-1025 (2023)
LLC resonant converters have been widely used in DC/DC conversion because of their high efficiency. However, the converters are highly nonlinear, making it hard to use typical linear control methods. This paper proposes a disturbance-observer-based c
Externí odkaz:
https://doaj.org/article/1bfbb409004f4033ae7b64752ad04274
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 37-45 (2023)
In the urban distribution network, due to the wide application of underground cables, the traditional resonant grounding system has gradually been unable to match the increasing fault current amplitude, real-time compensation and harmonic component c
Externí odkaz:
https://doaj.org/article/d2a287cc40ee4e4ead92dedecc00670f
Publikováno v:
IET Generation, Transmission & Distribution, Vol 16, Iss 5, Pp 924-937 (2022)
Abstract As for the voltage‐controlled voltage sources converter (VSC), the inner current loop of dual closed‐loop control is equivalent to a virtual impedance, which provides effective damping for the system. However, the time delay caused by co
Externí odkaz:
https://doaj.org/article/c80b7a2825474735b6dc7c234d2124cf
Autor:
Yunke Wang, Yige Zhao, Kangli Liu, Shaobin Wang, Neng Li, Guosheng Shao, Feng Wang, Peng Zhang
Publikováno v:
Carbon Energy, Vol 5, Iss 2, Pp n/a-n/a (2023)
Abstract Sophisticated efficient electrocatalysts are essential to rectifying the shuttle effect and realizing the high performance of flexible lithium‐sulfur batteries (LSBs). Phase transformation of MoSe2 from the 2H phase to the 1T phase has bee
Externí odkaz:
https://doaj.org/article/b35b3a6cfa66491d9022fdde975fd1a4
Publikováno v:
Frontiers in Energy Research, Vol 10 (2023)
With the development of power grid technology, a large number of constant power loads (CPL) are introduced into the power grid system. The negative damping characteristic of CPL poses a great challenge to the stability of power grid under the conditi
Externí odkaz:
https://doaj.org/article/47f4d6e5b2854013951cc384d637fcae
Publikováno v:
IEEE Access, Vol 9, Pp 90795-90804 (2021)
To suppress the influence of power fluctuation in the DC microgrid system, virtual DC motor (VDM) control is applied to the energy storage converter for improving the stability of the power system. Due to the fixed parameters adopted in the tradition
Externí odkaz:
https://doaj.org/article/e0de5cc71b044c4bbcc48eefcd77fe31
Publikováno v:
Environment International, Vol 163, Iss , Pp 107194- (2022)
To meet the needs of the rapid development of education, there have been growing investments in the issue of university infrastructures. However, few studies have paid attention to the assessment and monetization of health risks in newly renovated te
Externí odkaz:
https://doaj.org/article/a87485f5291241008b22b9febddb9d3c
Publikováno v:
IEEE Access, Vol 8, Pp 8275-8285 (2020)
With the extensive use of power electronics converters, harmonic oscillation issues in the multi-paralleled grid-connected inverter system have drawn much attention. Apart from the stability analysis using the impedance-based stability analysis metho
Externí odkaz:
https://doaj.org/article/644ffee65e7549bd87f3757bec31940c
Autor:
Yanan Li, Yanyan Fang, Zehua Liu, Yahan Zhang, Kangli Liu, Luping Jiang, Boyuan Yang, Yongdie Yang, Yongwei Song, Chaoyang Liu
Publikováno v:
Frontiers in Public Health, Vol 9 (2021)
Lead (Pb) in lipstick products has become an increasing concern, which can cause safety problems to human body directly with diet. To investigate the Pb exposure and potential health risk level of typical popular lip cosmetics in Chinese e-commerce m
Externí odkaz:
https://doaj.org/article/d090fc80118f4fa2b93ff33a556a6291