Zobrazeno 1 - 10
of 65
pro vyhledávání: '"Lingxiao Yan"'
Publikováno v:
Forests, Vol 15, Iss 8, p 1320 (2024)
This study proposes a low-cost method for crown segmentation and forest inventory based on satellite remote sensing images and the deep learning model BlendMask. Taking Beijing Jingyue ecoforestry as the experimental area, we combined the field surve
Externí odkaz:
https://doaj.org/article/72c434207a2b44dda573848a7cce359b
Publikováno v:
PLoS ONE, Vol 18, Iss 9, p e0290713 (2023)
Central Park is an iconic feature of New York City, which was the first and one of the hardest hit cities in the United States by the Coronavirus. State-level stay-at-home order, raising COVID-19 cases, as well as the public's personal concerns regar
Externí odkaz:
https://doaj.org/article/dd755e296b3b4c8dbd3d7bbb54c676a6
Publikováno v:
Frontiers in Environmental Science, Vol 10 (2022)
Using a spatial econometric approach and national prefecture-level hog inventory data, this paper analyzes the extent to which environmental regulation policies influence hog production in China, and obtained the following research results: 1) During
Externí odkaz:
https://doaj.org/article/bd8ebd0003844908afe1ef20dd46f88b
Publikováno v:
IEEE Access, Vol 7, Pp 156500-156512 (2019)
The modular multilevel converter (MMC) has a promising prospect in high voltage direct current (HVDC) transmission, while the application of MMC is limited by lacking of dc fault interruption capability. Hence, an enhanced MMC topology with the flexi
Externí odkaz:
https://doaj.org/article/1da9a9612232476f99f106b105daed1a
Publikováno v:
IEEE Access, Vol 7, Pp 106727-106739 (2019)
This paper proposes a collaborative optimal configuration method of current limiting reactors (CLRs) and fault current limiters (FCLs) in the modular multilevel converter (MMC)-based high voltage direct current (HVDC) grids. The calculation methods o
Externí odkaz:
https://doaj.org/article/e2f4e6096e1b456abbb2a7435973cc0d
Publikováno v:
Polish Journal of Environmental Studies. 2024, Vol. 33 Issue 3, p2959-2972. 14p.
Autor:
Mingkai Liu, Haohua Que, Xinghua Yang, Kaitong Zhang, Qingyang Yu, Lingxiao Yan, Tong Wang, Yu Jin, Ni Zhou
Publikováno v:
IEEE Journal on Emerging and Selected Topics in Circuits and Systems. 13:48-57
In China, environmental regulations in relation to the hog sector are considered a key strategy for reducing pollution; however, these regulations may cause unintended effect that reduce hog production and change the distribution. In this research, w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::42a7b2853e9f2892503ed41e5f569f90
https://doi.org/10.21203/rs.3.rs-2288223/v1
https://doi.org/10.21203/rs.3.rs-2288223/v1
Autor:
Lingxiao Yan
Publikováno v:
Nature Climate Change. 13:418-418
Publikováno v:
IEEE Transactions on Power Delivery. 36:1809-1818
Modular multilevel converter (MMC) based high voltage direct current (HVDC) transmission system is one of the important development trends of DC power grid. After fault isolation, the traditional reclosing method of MMC-HVDC system is directly reclos