Zobrazeno 1 - 10
of 52
pro vyhledávání: '"Song Z"'
Publikováno v:
Engineering, Vol 35, Iss , Pp 191-200 (2024)
As indispensable parts of greenhouses and plant factories, agricultural covering films play a prominent role in regulating microclimate environments. Polyethylene covering films directly transmit the full solar spectrum. However, this high level of s
Externí odkaz:
https://doaj.org/article/3efc8588a65b478d8df088e50fb7a708
Autor:
Haigang Zhang, Haoqiang Zhou, Decheng Zhao, Song Zeng, Zizhuo Wang, Jianpeng Zhu, Bulai Wang, Jinbai Zou
Publikováno v:
Journal of Engineering and Applied Science, Vol 70, Iss 1, Pp 1-17 (2023)
Abstract For traction substation (TS), the harmonic current spectrum distribution of the left and right power supply sections has a large difference under different EMU operating conditions. This phenomenon will further affect the harmonic distributi
Externí odkaz:
https://doaj.org/article/bdb8926c72e34ef98ea8c63b36adcfec
Autor:
Song Zheng, Chen Dai
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6562 (2024)
Aiming at finding a better way to solve the problem of beer production scheduling, a new collaborative optimization based on the Manhattan Distance and Chameleon Swarm Algorithm is proposed. Firstly, a dynamic relaxation factor is introduced to the c
Externí odkaz:
https://doaj.org/article/9d6669f88ded4e29b094bd3dd62a6854
Publikováno v:
Materials, Vol 17, Iss 11, p 2740 (2024)
This paper attempts to analyze the random fatigue life and failure modes of joints using two calculation methods. Three kinds of tests were carried out, which were the static test, constant amplitude fatigue test and the random fatigue test, and four
Externí odkaz:
https://doaj.org/article/39d580e93df24d96ac7b37c051b50dd4
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 1, Pp 102281- (2024)
With the rapid development of the transportation industry, permeable asphalt pavement has become widely used in the construction of expressways and urban roads due to its safety, comfort, and environmental protection characteristics. However, water-t
Externí odkaz:
https://doaj.org/article/6769e0f412d74b7990ff20253012f9c1
Publikováno v:
Materials, Vol 17, Iss 11, p 2647 (2024)
Leakage is a high-incidence disease of embankment dams, and efficiently addressing this disease guarantees the safe operation of dams. Underwater leakage self-priming plugging technology is a new technology that utilizes the melting and solidifying c
Externí odkaz:
https://doaj.org/article/e307c26e83b74657b40c0c59d80c9f9f
Publikováno v:
Materials, Vol 17, Iss 5, p 1175 (2024)
In the field of highway construction, the application of styrene–butadiene rubber (SBR)-modified asphalt has gained popularity across different levels of road surfaces. A crucial aspect in ensuring the efficacy of this modification lies in the comp
Externí odkaz:
https://doaj.org/article/3a0af0d7587244bbbbe1c4ad6253630b
Publikováno v:
Materials, Vol 17, Iss 3, p 717 (2024)
Based on the classical grid theory and related regulations, a structure model of a fiber-wound composite gas cylinder was designed in this paper. Based on the design results, a finite element model of a fully wound composite cylinder of an aluminum a
Externí odkaz:
https://doaj.org/article/65812a4984c548c99788f272a1dc7eae
Publikováno v:
Materials, Vol 17, Iss 3, p 570 (2024)
In the present work, the effects of aging treatment on the microstructures of a TC18 alloy are studied. The influence of aging treatment on the tensile properties and failure mechanisms is systematically analyzed. It is found that the size and morpho
Externí odkaz:
https://doaj.org/article/c76f57f820584aa9b429c2141c578688
Publikováno v:
Materials, Vol 17, Iss 2, p 339 (2024)
In recent years, the vitrified bond diamond grinding wheel has been applied widely in automotive, aerospace and machine tools of manufacturing industries. However, the main problems of low intensity and poor wettability between the vitrified bond and
Externí odkaz:
https://doaj.org/article/74c4a7c8a0a24428ac8d82acc93a9072