Cornell Injection Molding Program Progress Report No. 15: Covering the Period from September 1988 Through January 1990College of Engineering, Cornell University, 1990 - 338 頁 |
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第 1 到 3 筆結果,共 19 筆
第 227 頁
... mesh , it has been found that one needs to use 13 or more sampling points in the Gaussian quadrature for reasonable accuracy . In such cases , using the above alternative procedure reduces the required computer CPU time . However , for ...
... mesh , it has been found that one needs to use 13 or more sampling points in the Gaussian quadrature for reasonable accuracy . In such cases , using the above alternative procedure reduces the required computer CPU time . However , for ...
第 229 頁
... mesh information . The part geometry may be defined using any of the commercially available software packages such as PATRAN , I - DEAS , ANSYS , AutoCAD or IGES . Plastic parts are described as three - dimensional surfaces with ...
... mesh information . The part geometry may be defined using any of the commercially available software packages such as PATRAN , I - DEAS , ANSYS , AutoCAD or IGES . Plastic parts are described as three - dimensional surfaces with ...
第 230 頁
Covering the Period from September 1988 Through January 1990. simple means of mesh generation . Usually , it is sufficient to use a coarse mesh on the mold and finer mesh on the melt part because the mold exterior surfaces participate ...
Covering the Period from September 1988 Through January 1990. simple means of mesh generation . Usually , it is sufficient to use a coarse mesh on the mold and finer mesh on the melt part because the mold exterior surfaces participate ...
常見字詞
air traps apparent viscosity behavior best-fit boundary calculated candidate curves candidate points Carreau model cavity-filling COOL3D cooling rate corresponding Cross model density determined developed elements equation experiments Figure filling stage flow rate flow-front region fluid Fraction of solid function gate geometry glycerin Hieber increase injection molding injection-molding injection-molding process instant linear lines and air material melt front mesh MOLDFLOW Newtonian Newtonian fluid node numerical optimization particles Pb alloy PMMA polygon polypropylene polystyrene post-filling stage power-law predicted melt-front advancement pressure drop pressure traces processing conditions Progress Report relative viscosity results in Fig rheological rheometer segments semi-solid alloy shear rate shear stress shown in Fig shrinkage simulation solid fraction Styron surface suspension SWEEP2D swept area symbols Table thermal conductivity thermoset thickness torque V₁ velocity vertex curve viscoelastic viscosity model volume fraction volumetric volumetric flow rate warpage weld lines yield stress