Zobrazeno 1 - 10
of 177
pro vyhledávání: '"Yanjin Guan"'
Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 37, Iss 1, Pp 1-13 (2024)
Abstract TiAlSiN is a potential protection coating for die steel to improve the surface hardness, anti-wear performance and suitability. In the present study, TiAlSiN is deposited on H13 die steel by high power impulse magnetron sputtering and the ef
Externí odkaz:
https://doaj.org/article/dad940cf727f44b1ad48473b71338f5b
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 7852-7864 (2023)
Ultrasonic vibration-assisted metal forming has gained increasing attention and applications recently, but the mechanism of ultrasonic effects is still not clear. In this paper, a new finite element method to simulate all ultrasonic effects in metal
Externí odkaz:
https://doaj.org/article/4f057df5846a4ea28ad8f8722109d29d
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 2467-2478 (2023)
Ultrasonic vibration-assisted plastic forming technology is promising since it can reduce the forming force and improve the quality of surface. However, the microstructure and deformation uniformity in the whole sample were rarely taken into account.
Externí odkaz:
https://doaj.org/article/2160d9dd913b4e1086f27f2db3e8bb90
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 3985-3994 (2022)
As the lightest metal structure material, Mg–Li alloy possesses many advantages and promising applications, but the low strength at room temperature limits its application. Multi-pass friction stir processing (MFSP) is expected to be an effective a
Externí odkaz:
https://doaj.org/article/579a9f25773447a6bddb718e721d10d7
Publikováno v:
Journal of Materials Research and Technology, Vol 17, Iss , Pp 700-712 (2022)
As one of the most widely used thermoplastics, polypropylene (PP) owns the poor foaming ability, resulting in the large and severely deformed cells in the foams fabricated by the regular foam injection molding (RFIM) process. Thus, carbon fiber (CF)
Externí odkaz:
https://doaj.org/article/1aa72285902d42678874bd92dce5726d
Publikováno v:
Journal of Materials Research and Technology, Vol 17, Iss , Pp 2714-2724 (2022)
A dual-phase Mg–Li alloy LA103Z sheet was subjected to single pass submerged friction stir processing (FSP) at various of tool sizes, rotation rates and travel speeds. The relationships between processing parameters, frictional heat generation, mic
Externí odkaz:
https://doaj.org/article/20282e2a0453405498589f36fb9f30c3
Publikováno v:
Polymer Testing, Vol 112, Iss , Pp 107630- (2022)
In-situ polypropylene/polytetrafluoroethylene (PP/PTFE) composites are amazing and promising materials because continuous PTFE fibrils can be dispersed in polymer matrix randomly and uniformly, and meanwhile, PTFE microfibrils can greatly enhance the
Externí odkaz:
https://doaj.org/article/add9dc259a334d57bc60405effd26f78
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 3, Pp 4978-4993 (2020)
Ultrasonic vibration (UV) assisted plastic forming technology is an ideal way to improve the formability of titanium and its alloys at room temperature, due to the softening effect which is more effective than thermal input. Thus, UV assisted compres
Externí odkaz:
https://doaj.org/article/942bf46ba79f4774be63de8458277823
Efficient thermomechanical analysis of functionally graded structures using the symmetric SPH method
Autor:
Jiao Li, Guangchun Wang, Shuai Liu, Jun Lin, Yanjin Guan, Guoqun Zhao, Hakim Naceur, Daniel Coutellier, Tao Wu
Publikováno v:
Case Studies in Thermal Engineering, Vol 25, Iss , Pp 100889- (2021)
Tailoring the thermal and mechanical properties plays an important role in manufacturing and designing functionally graded material (FGM) which is often applied in high temperature gradient environment. The present investigation will address the basi
Externí odkaz:
https://doaj.org/article/20761eb0dd0644a2af81f6c3722fb928
Publikováno v:
Journal of Hebei University of Science and Technology, Vol 38, Iss 3, Pp 218-228 (2017)
In order to systematically study the application of groove pressing in preparing bulk mass ultra-fine grain sheet metal, the fundamental principles, plastic mechanics analysis and classification of groove pressing are introduced, and on the basis of
Externí odkaz:
https://doaj.org/article/26fb8c31320746db8320346cb1350e6a