Prediction of batch heat transfer coefficients for pseudoplastic fluids ...

2.22
DATA
Tu.'i:SINES
0.15 PERCENT CARBOPOL
Batch \veight 94.4 Ibs. Center :iei(l;ht = 7.0 inches
Run Diameter RP~1 Area2 DJ'namometer Temperature (oC) Time
x Heicht (ft. ) Scale Batch ~/al1 (min)
(inches x (lbs) 1 2 1 2
inches)
Heating
337 4.0 x 0.75 216 6.2u 0.21 46.6 57.2 89.3 89.7 2.0
338 4.0 x 0.75 326 6.20 0.57 51.5 (.,2.7 85.8 90.7· 2.0
339 4.0 x 0.75 498 6.20 1. 57 61.2 72.7 86.3 92.7 2.0
340 4.0 x 0.75 684 6.20 3.13 65.0 77.1 84.9 93.6 2.0
333 6.0 x 1.25 104 6.20 0.35 50.6 61.2 89.8 92.8 2.0
334 6.0 x 1.25 152 6.20 0.87 51.2 63.0 85.0 92.7 2.0
335 6.0 x 1.25 266 6.20 :>i.17 57.5 70.7 79.4 89.7 2.0
336 6.0 x 1.25 348 6.20 5.73 54.7 68.6 71.8 84-.3 2.0
Cooling
337 4.0 x 0.75 216 6.20 0.21 61.9 ')4.3 37.8 32.7 4.0
338 4.0 x 0.75 ?26 6.20 0.57 G1.8 52.3 l~l. 7 35.B 4.0
339 4.0 x 0.75 498 6.20 1. 57 68.4 55.2 50.5 40.9 4.0
340 4.0 x 0.75 684 6.20 -? .13 64.2 50.9 49.7 40.1 4.0
333 6.0 x 1.25 104 6.20 0.'>5 '35.8 49.2. '33.2 30.4 4.0
334 6.0 x 1.25 152 6.20 0.87 53.7 l~5. 8 ;;5.6 '51. ;; IhO
335 6.0 x 1.25 266 6.20 3.17 68.5 54.3 51.6 41.7 4.0
336 6.0 x 1.25 ')48 6.20 5.73 63.7 49.9 50.8 40.7 4.0