Modeling of microporosity formation and hydrogen concentration evolution during solidification of an Al

Modeling of microporosity formation and hydrogen concentration evolution during solidification of an Al–Si alloy

Zhang Qingyu^{1, 2, †}, Sun Dongke³, Zhang Shunhu¹, Wang Hui⁴, Zhu Mingfang^{2, ‡}

Simulated curves of (a) percentage of porosity (f_g) and (b) mean normalized hydrogen concentration in the residue liquid phase ( C¯H ) as a function of temperature T with different CRs in the cases of Fig. 2.