Zobrazeno 1 - 10
of 258
pro vyhledávání: '"Baokuan LI"'
Publikováno v:
Journal of Marine Science and Engineering, Vol 12, Iss 9, p 1598 (2024)
The wake behind an aircraft carrier under heavy wind condition is a key concern in ship design. The Chinese Liaoning ship’s upturned bow and the island on the deck could cause serious flow separation in the landing and take-off area. The flow separ
Externí odkaz:
https://doaj.org/article/2bb328bfd21446939fdb2fe7b02261de
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 5626-5637 (2023)
Rapid melting, solidification, and a highly powerful laser all contribute to complex heat transfer and flow phenomena during the directed energy deposition (DED) process. To investigate the impact of process parameters on the melt pool and solidifica
Externí odkaz:
https://doaj.org/article/c74aec0601794b76a57ebcf06ba51274
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 1696-1708 (2023)
During the electroslag remelting (ESR) process, the effect of dynamic formation of slag skin on magneto-hydrodynamic multiphase flow and temperature field is studied using a 2-D axisymmetric model. The electromagnetic field is described by user-defin
Externí odkaz:
https://doaj.org/article/6f4f7f3b302a42b8ba96eebdb09a843d
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 4702-4715 (2023)
The control of titanium and aluminium in nickel-base superalloy with high titanium and low aluminium during the electroslag remelting (ESR) process has not been resolved well so far. The loss of titanium (Ti) and aluminium (Al) during the ESR process
Externí odkaz:
https://doaj.org/article/ea827c33477445cc8bdbf85f7ac8a3f6
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 1912-1926 (2022)
The electromagnetic stirring force generated by the axial magnetic field (AMF) interacting with the process current greatly affects the solidification process and consequently the metallurgical quality of ingots, but there are few studies about the e
Externí odkaz:
https://doaj.org/article/c76345560895446c9a0ac96053cb102c
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 1770-1785 (2022)
The steel strip feeding process can effectively improve the macrosegregation, central porosity, shrinkage, cracking, and other defects of continuous casting (CC) round blooms. Based on the volume-averaged method, a three-phase mix columnar-equiaxed s
Externí odkaz:
https://doaj.org/article/d90cb519a7234fd4af5f19b9d5690e4d
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 3843-3859 (2022)
A multi-physics coupling model is developed to study the effect of the electric current path on the electroslag remelting (ESR) process. The electromagnetic field is calculated in the whole system including the molten slag, solidified slag, ingot and
Externí odkaz:
https://doaj.org/article/592df9f3561c446ca72f23bb07f6edfb
Publikováno v:
Journal of Materials Research and Technology, Vol 18, Iss , Pp 3991-4006 (2022)
The arc characteristics especially the arc distribution of the vacuum arc remelting (VAR) process are closely related to the ingot evolution and consequently the final product quality. Taking segregation defects and solidification quality as the inde
Externí odkaz:
https://doaj.org/article/fc6047972cf5430daab9c3883b8e081c
Publikováno v:
Metals, Vol 13, Iss 5, p 880 (2023)
The blowing flow is a key factor in molten bath stirring to affects the steel-bath interface fluctuation and chemical reaction in the top-bottom-blowing converter. The Volume of Fluid (VOF) method is widely used to capture the gas-liquid interface. H
Externí odkaz:
https://doaj.org/article/6f1e0a85cfcd4ac49ce794b41df51923
Publikováno v:
Metals, Vol 13, Iss 5, p 940 (2023)
Slag splashing operations at the end of the converter blow process can improve the furnace liner life and the converter operation rate. However, the effect of factors on slag splashing at actual dimensions is yet to be fully understood. A three-dimen
Externí odkaz:
https://doaj.org/article/a8b0058e096044c1885fcd7bdff8c745