Zobrazeno 1 - 10
of 170
pro vyhledávání: '"Shengen, Zhang"'
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 4234-4245 (2024)
Secondary aluminum (Al) dross (SAD) is a hazardous waste discharged from Al production, processing and recycling. Over 6.7 million tons of SAD was discharged on the planet in 2023. SAD is consisted of 40–60 wt% of alumina (Al2O3), 10–30 wt% of Al
Externí odkaz:
https://doaj.org/article/5d0096999a3740d3a39111de8bd5e646
Autor:
Jianwen Wang, Shengen Zhang, Sen Du, Zhengfeng Lv, Bo Liu, Mingtao Wang, Tongjian Huang, Chen Liu, Jingtao Wang, Jun Liu
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2795-2806 (2024)
The aviation grade-maintained recycling of 7XXX aluminum alloy has been achieved. However, there is still a lack of research on the optimization of the microstructure and properties of recycled aviation alloy. This work explores the effect of solid s
Externí odkaz:
https://doaj.org/article/cf12b5c575214acb9aef7434c4821acd
Publikováno v:
工程科学学报, Vol 46, Iss 5, Pp 949-962 (2024)
The rapid development of the new energy vehicle industry promotes the achievement of “dual-carbon” goals. Graphite has become the mainstream cathode material because of its high conductivity, capacity, and stability. Demand for graphite and the i
Externí odkaz:
https://doaj.org/article/4b0605c72f2e45b78793decb635331ac
Autor:
Sen Du, Shengen Zhang, Mingtao Wang, Jianwen Wang, Zhengfeng Lv, Zhiyuan Xu, Chen Liu, Jingtao Wang, Jun Liu, Bo Liu
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 4147-4158 (2024)
In the recycling process, aluminum scraps, characterized by a considerable specific surface area, yield a remelt abundant in inclusions. While advanced melt purification systems proficiently extract hydrogen and large inclusions, micron-sized inclusi
Externí odkaz:
https://doaj.org/article/1a49cbb24a384e588779b2d8aa37b968
Publikováno v:
工程科学学报, Vol 45, Iss 12, Pp 2150-2161 (2023)
The large-scale utilization of wind energy is the key to establishing a modern energy system, an essential prerequisite for achieving carbon peaking and neutrality as planned, and an essential support for quality economic and social development. The
Externí odkaz:
https://doaj.org/article/5ea72bf3c2174e8e852fb5e2efdc5060
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 2102-2116 (2023)
The refining of aluminum scraps commonly employs nitrogen-fluxes to eliminate impurities. However, the aluminum nitride (AlN) generated by the reaction between nitrogen and the aluminum melt, along with residual fluxes, contribute to low cleanliness
Externí odkaz:
https://doaj.org/article/c6cc6b29930c47dab641ec4c5d3d7640
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 316-329 (2023)
A facile and cost-effective approach for hierarchically porous ceramics has been proposed firstly, using coal fly ash as the main powder while secondary aluminum dross (SAD) as curing and foaming agents. Benefited from the hydrolysis of AlN and Al in
Externí odkaz:
https://doaj.org/article/f1cba452237c43aaa0666550b5876c34
Publikováno v:
工程科学学报, Vol 45, Iss 9, Pp 1602-1612 (2023)
Nitrogen oxides (NOx) are the primary air pollutant in China. The iron and steel industries have become the primary industrial sources of NOx emissions in China. The NOx emissions from iron and steel industries account for 27.3% of all industrial NOx
Externí odkaz:
https://doaj.org/article/09ff53a2739c43f38012df9ddbddabe6
Autor:
Junjie Zhang, Marta Filipa Simões, Jixin Deng, Zhisheng Shi, Yang He, Quan Wen, Hanlin Shen, André Antunes, Shengen Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 5638-5650 (2023)
Secondary aluminum ash (SAA) is a hazardous solid waste generated in the process of recycling aluminum. The preparation of glass ceramic foams from high content of SAA, used as nucleating and foaming agent, was proposed to achieve green and comprehen
Externí odkaz:
https://doaj.org/article/a49f37afff3b42dc9ef7a8971b73a18c
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 6011-6026 (2023)
There are 45%–71% machining chips generated during the manufacturing process of aviation components. Most of these MCs are down-grade recycled as cast alloy, causing resource waste. In this work, aviation MCs were added into the melt for grade-main
Externí odkaz:
https://doaj.org/article/db47713d226e44eb8e8b7299e29a65dd