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 13 筆
第 17 頁
... power - law region , f ( 5 ) ∞ En - 1 • કૃ n - 1 = B = nBo ( 7 ) ( 8 ) Hence , with n of 1/4 , say , it follows that the pressure sensitivity of η at fixed T and reduces by a factor of 4 as one proceeds from the newtonian to the power ...
... power - law region , f ( 5 ) ∞ En - 1 • કૃ n - 1 = B = nBo ( 7 ) ( 8 ) Hence , with n of 1/4 , say , it follows that the pressure sensitivity of η at fixed T and reduces by a factor of 4 as one proceeds from the newtonian to the power ...
第 24 頁
... power - law model used by MOLDFLOW , where C2 characterizes the shear - thinning behavior ( -1 < C2 < O , i.e. C2 corresponds to n - 1 where n is the power - law index ) and C3 reflects an exponential decay ( C3 < O ) of viscosity with ...
... power - law model used by MOLDFLOW , where C2 characterizes the shear - thinning behavior ( -1 < C2 < O , i.e. C2 corresponds to n - 1 where n is the power - law index ) and C3 reflects an exponential decay ( C3 < O ) of viscosity with ...
第 29 頁
... power - law limits . Since it is well known [ 16 ] that the breadth of the transition between the newtonian and power - law limits is narrower for narrow molecular - weight distribution ( NMWD ) and broader for broad MWD , it is to be ...
... power - law limits . Since it is well known [ 16 ] that the breadth of the transition between the newtonian and power - law limits is narrower for narrow molecular - weight distribution ( NMWD ) and broader for broad MWD , it is to be ...
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