Zobrazeno 1 - 10
of 240
pro vyhledávání: '"Guo Xiaojiang"'
Publikováno v:
发电技术, Vol 44, Iss 5, Pp 696-702 (2023)
This paper analyzed the localization status of key components and systems in offshore wind turbines such as blades, spindles, electrical systems, and control systems.In view of the localization weaknesses existing in the components and systems of off
Externí odkaz:
https://doaj.org/article/1f0df1325a034daba0fa3663bdb78f6a
Publikováno v:
发电技术, Vol 44, Iss 1, Pp 36-43 (2023)
This paper reviewed the current development research of China’s offshore wind power industry in the field of integrated design of wind turbine, tower and foundation. This paper explored the feasibility of integrated design from the aspects of load
Externí odkaz:
https://doaj.org/article/1db76a3c8b8345afb4d83ade048aeafb
Autor:
Guo Junying, Guo Xiaojiang
Publikováno v:
Open Mathematics, Vol 20, Iss 1, Pp 1066-1081 (2022)
Generalized Munn rings exist extensively in the theory of rings. The aim of this note is to answer when a generalized Munn ring is primitive (semiprimitive, semiprime and prime, respectively). Sufficient and necessary conditions are obtained for a ge
Externí odkaz:
https://doaj.org/article/7529196b2b2541409940a4f8953b1e4f
Autor:
Liu Haijun, Guo Xiaojiang
Publikováno v:
Open Mathematics, Vol 20, Iss 1, Pp 1159-1172 (2022)
All the (2, 1)-congruences on a left restriction semigroup become a complete sublattice of its lattice of congruences. The aim of this article is to study certain fundamental properties of this complete sublattice. We introduce kk-, KK-, tt-, and TT-
Externí odkaz:
https://doaj.org/article/bafa9a0da0e0417f92fff7a12176550f
Publikováno v:
发电技术, Vol 43, Iss 2, Pp 186-197 (2022)
Offshore wind power is an important development trend in the field of renewable energy in China in the future. Firstly, this paper summarized the current development of domestic offshore wind power industry, analyzed the development trend of domestic
Externí odkaz:
https://doaj.org/article/b75712d423304ef4b346365a6148d63f
Autor:
Guo Junying, Guo Xiaojiang
Publikováno v:
Open Mathematics, Vol 19, Iss 1, Pp 803-832 (2021)
Abundant semigroups originate from p.p. rings and are generalizations of regular semigroups. The main aim of this paper is to study the primeness and the primitivity of abundant semigroup algebras. We introduce and study D∗{{\mathcal{D}}}^{\ast }-g
Externí odkaz:
https://doaj.org/article/65f2f54595ee4fd2b3391acee0ffd4eb
Autor:
Guo Junying, Guo Xiaojiang
Publikováno v:
Open Mathematics, Vol 18, Iss 1, Pp 333-352 (2020)
It is proved that for an IC abundant semigroup (a primitive abundant semigroup; a primitively semisimple semigroup) S and a field K, if K 0[S] is right (left) self-injective, then S is a finite regular semigroup. This extends and enriches the relate
Externí odkaz:
https://doaj.org/article/26e0ac3bc1324beea2ac8fbf6fa96a2c
Autor:
Guo Junying, Guo Xiaojiang
Publikováno v:
Open Mathematics, Vol 16, Iss 1, Pp 842-861 (2018)
Strict RA semigroups are common generalizations of ample semigroups and inverse semigroups. The aim of this paper is to study algebras of strict RA semigroups. It is proved that any algebra of strict RA semigroups with finite idempotents has a genera
Externí odkaz:
https://doaj.org/article/2e096e39828d430db2961f064bcec73a
Publikováno v:
In Energy 1 December 2024 311
Publikováno v:
In Renewable Energy January 2024 220