三周期极小曲面多孔结构全参数化设计与关联模型
刘海宇,万琴,许鑫,文兆隆,杨海峰,李洋,梅德庆

Fully parametric design and parameter correlation models of triply periodic minimal surface porous structures
Haiyu LIU,Qin WAN,Xin XU,Zhaolong WEN,Haifeng YANG,Yang LI,Deqing MEI
表 2 5种Network-TPMS多孔结构的孔隙率与比表面积的数学关联模型
Tab.2 Mathematical correlation models for porosity and specific surface area of five Network-TPMS porous structures
TPMS数学关联模型R2
P$ {\varphi }_{\rm{P}}=-0.286\;27C+0.5 $$ {R}^{2}=1.000 $
$ {S }_{{\rm{v}}{\text{-P}}}=(-0.062\;24{C}^{4}-0.177\;64{C}^{2}+1.175\;89)\cdot \omega $$ {R}^{2}=1.000 $
G$ {\varphi }_{{\mathrm{G}}}=-0.010\;45{C}^{3}-0.319\;85C+0.5 $$ {R}^{2}=1.000 $
$ {S }_{{\rm{v}}{\text{-G}}}=(-0.122\;99{C}^{6}+0.158\;89{C}^{4}-0.378\;96{C}^{2}+1.552\;62)\cdot \omega $$ {R}^{2}>0.999 $
D$ {\varphi }_{{\mathrm{D}}}=-0.029\;3{C}^{3}-0.578\;26C+0.5 $$ {R}^{2}=1.000 $
$ {S }_{{\rm{v}}{\text{-D}}}=(-3.225\;11{C}^{6}+0.605\;17{C}^{4}-1.309\;35{C}^{2}+1.921\;71)\cdot \omega $$ {R}^{2}=1.000 $
IWP$ {\varphi }_{{\mathrm{IWP}}}=-4.728\;57\times 10^{-4} \times {C}^{4}-0.001\;77{C}^{3}-0.003\;49{C}^{2}-0.129\;32C+0.530\;04 $$ {R}^{2}>0.999 $
$ {S }_{{\rm{v}}\text{-IWP}}=(-0.006\;86{C}^{4}-0.010\;5{C}^{3}-0.036\;03{C}^{2}+0.042\;46C+1.766\;96)\cdot \omega $$ {R}^{2}>0.999 $
FRD$ {\varphi }_{{\mathrm{FRD}}}=-0.004\;76{C}^{3}-0.018\;57{C}^{2}-0.213\;31C+0.567\;81.000 $$ {R}^{2}=1.000 $
$ {S }_{\text{v-FRD}}=(-0.083\;17{C}^{5}-0.137\;23{C}^{4}+0.016\;8{C}^{3}-0.225\;55{C}^{2}+0.059\;39C +2.425\;02)\cdot \omega $$ {R}^{2}=1.000 $