Zobrazeno 1 - 10
of 14 096
pro vyhledávání: '"WANG Chong"'
Publikováno v:
Open Astronomy, Vol 33, Iss 1, Pp 93294-93314 (2024)
With the deployment of global navigation systems such as GPS, GLONASS, GALILEO, and BeiDou, and the construction of the global observation network, global navigation satellite system (GNSS) data have greatly expanded. Traditional relational databases
Externí odkaz:
https://doaj.org/article/a19c86c1b5e846ebbb852213223899d1
Publikováno v:
中国工程科学, Vol 25, Iss 3, Pp 22-32 (2023)
Marine renewable energy (MRE) has the advantages of being green, clean, and renewable, and plays an important role in reducing carbon emissions in the marine sector. MRE equipment and technologies are crucial for the efficient development and utiliza
Externí odkaz:
https://doaj.org/article/b7202ff2d28e4571bc0ef1884e9cf5d6
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
Accompanied by the rapid development of the economy and the great strides of reform, the whole society puts forward higher and higher requirements for the safety and stability of the power grid, and the frequent power outage events will bring great l
Externí odkaz:
https://doaj.org/article/47ec03db3a7a42d89da51375b4f20ebc
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
To improve the energy efficiency of a PV-hybrid energy storage DC microgrid, a series of management strategies are proposed in this paper. According to the working principle of photovoltaic cells, the variable step conductance increment method is use
Externí odkaz:
https://doaj.org/article/d936f4f87bd04fb3b07570f2b6fe5e40
Analysis of Fatty Acid Composition and Volatile Flavor Composition of Different Parts of Beef Tallow
Publikováno v:
Liang you shipin ke-ji, Vol 31, Iss 3, Pp 91-97 (2023)
To smelt beef tallow by using 1 000 kg as the mass of each sample of beef fat, and the fatty acid composition of the obtained butter including perirenal fat, abdominal fat and segmented fat was analyzed by gas chromatography (GC), and the volatile fl
Externí odkaz:
https://doaj.org/article/4b930dd28e4e46838d369ec311780c44
Publikováno v:
Zhejiang dianli, Vol 42, Iss 1, Pp 39-45 (2023)
Direct-hanged energy storage of voltage source converters （VSCs） on the DC side can be applied to active or reactive power grids. It has the advantages of peak shaving and valley filling， reducing wind and photovoltaic power curtailment. Given
Externí odkaz:
https://doaj.org/article/b8bca3c5b4924138b81fb6ab89540739
Publikováno v:
电力工程技术, Vol 41, Iss 6, Pp 230-238 (2022)
The winter in southern China is very cold,along with high humidity. Regional ice coating problem often appears in the long distance high voltage transmission lines,which may lead to serious power accidents such as tower collapse. A new direct current
Externí odkaz:
https://doaj.org/article/6626bb97749c439bbba71d1b477e0934
Autor:
Wang Chong
Publikováno v:
Open Mathematics, Vol 20, Iss 1, Pp 1089-1100 (2022)
In this article, based on the path homology theory of digraphs, which has been initiated and studied by Grigor’yan, Lin, Muranov, and Yau, we prove the existence and uniqueness of solutions to the problem ∥w∥=minu∈Ω2(G),u≠012∥∂u−w∥
Externí odkaz:
https://doaj.org/article/6d0f62bb1b5548b28b957d062b6d5fe9
Publikováno v:
E3S Web of Conferences, Vol 536, p 01029 (2024)
The odor in a car can have a negative impact on human health, mood, and mentality. Therefore, it is imperative to find an appropriate method to trace the odor and identify the substances that cause it. Three odor testing methods were utilized to eval
Externí odkaz:
https://doaj.org/article/a258f3ddf9e84ce3b49e1cba1118fd55
Autor:
Wei Hongyuan, Wu Chunling, Jing Xiaojun, Wang Xiaowei, Bai Fengyue, Wang Shan, Wang Wei, Li Jinsong, Wang Chong
Publikováno v:
E3S Web of Conferences, Vol 522, p 01001 (2024)
The Euro 7 emission standards for light-duty vehicles released at the end of 2022 have for the first time restricted the emission of non exhaust particulate matter from vehicles, which has attracted widespread attention from brake and tire manufactur
Externí odkaz:
https://doaj.org/article/db97350a0bd2491d94e330b79cea2e75