Cornell Injection Molding Program Progress Report No. 15: Covering the Period from September 1988 Through January 1990College of Engineering, Cornell University, 1990 - 338 頁 |
搜尋書籍內容
第 1 到 3 筆結果,共 16 筆
第 280 頁
... viscosity are both shear - rate and time dependent . It has been found that at low shear rates the semi - solid ... apparent viscosity . In other words , the " overshoot " and " undershoot " in the torque measurement arise from the fact ...
... viscosity are both shear - rate and time dependent . It has been found that at low shear rates the semi - solid ... apparent viscosity . In other words , the " overshoot " and " undershoot " in the torque measurement arise from the fact ...
第 290 頁
... apparent viscosity vs. shear rate at each isothermal stage with their respective solid fraction ( fs ) indicated . It is interesting to note that data for the same solid ... Viscosity Model and Discussion 1 The steady-state viscosity model.
... apparent viscosity vs. shear rate at each isothermal stage with their respective solid fraction ( fs ) indicated . It is interesting to note that data for the same solid ... Viscosity Model and Discussion 1 The steady-state viscosity model.
第 297 頁
... indicated . The dashed line represents the steady - state apparent viscosity given by equations ( 1 ) and ( 2 ) whereas the solid curve is given by equation ( 3 ) with fs = 0.7 and m = 1.6 . ᄆ Apparent viscosity 1 ( poise ) 10 ° 1 10 - 297 ...
... indicated . The dashed line represents the steady - state apparent viscosity given by equations ( 1 ) and ( 2 ) whereas the solid curve is given by equation ( 3 ) with fs = 0.7 and m = 1.6 . ᄆ Apparent viscosity 1 ( poise ) 10 ° 1 10 - 297 ...
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