Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Yanhong Wei"'
Publikováno v:
Metallurgical and Materials Transactions A. 51:887-896
A cellular automata model combined with the finite element method was developed to simulate the solidification microstructure of nickel-based alloy GH3039 molten pool gotten with gas tungsten arc welding. The macro temperature field simulated with th
Autor:
Lei Wang, Yanhong Wei
Publikováno v:
JOM. 70:733-738
A phase field model is developed to predict curved dendrite growth in the gas tungsten arc (GTA) welding pool of an Al-Cu alloy. The equations of temperature gradient, pulling velocity and dendrite growth orientation are proposed to consider the tran
Publikováno v:
Metallurgical and Materials Transactions B. 48:3388-3400
A two-dimensional cellular automaton–finite volume model was developed to simulate dendrite growth of Al-3 wt pct Cu alloy during solidification to investigate the effect of temperature and fluid flow on dendrite morphology, solute concentration di
Publikováno v:
Metallurgical and Materials Transactions B. 48:2685-2694
A cellular automaton (CA)–finite difference model is developed to simulate dendrite growth and solute diffusion during solidification process in the molten pool of Al-Cu alloy. In order to explain the interaction between the dendritic growth and so
Publikováno v:
International Journal of Heat and Mass Transfer. 167:120835
Wire-arc additive manufacturing provides the fastest metal printing rate among all printing processes. Heat transfer and fluid flow models offer a usable connection between process variables and the parameters that affect the structure and properties
Publikováno v:
Metallurgical and Materials Transactions A. 48:4314-4323
Welding porosity defects significantly reduce the mechanical properties of welded joints. In this paper, the hydrogen porosity evolution coupled with dendrite growth during solidification in the molten pool of Al-4.0 wt pct Cu alloy was modeled and s
Publikováno v:
Science and Technology of Welding and Joining. 21:446-451
A quantitative phase field model is developed to simulate dendrite morphology and solute distributions of the Al–4 wt-% Cu alloy in Gas Tungsten Arc Welding (GTAW) welding molten pool under transient conditions. The functions of temperature gradien
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 84:2697-2706
The butt joints of TA15 alloy plates with 3- and 5-mm thickness were welded by fiber laser. By utilizing the representative and comparative of orthogonal test, considering factors such as laser power, welding velocity, and defocus distance, titanium