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

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2S8 CALGUL\'F2D TE&)LTS PS:OPELLJ:;RS - CLE::ArlAIWE = 10 inches CA:~IlO?OL SOLU'rIOl,S Run Diameter h ~'.:i'~u N Nlie IiPr K/Kw i'-J f1 Nil - ?o Cinches) Re Pr ( Btl) o}l'"l hr 2) ft. 0.20 I'ercent CARBOPOL Heatint;; 381 6.0 68 :~24- 0.71 607 1412 1.85 153 5005 382 5.0 8'7 23) 0.57 790 1332 1.99 198 5:>05 383 6.0 163 537 0.,-,5 IG75 89L~ 1.55 425 '5524 Cooline; '585-2 LI· .1 LI·4 147 0.64 959 997 0.82 270 3042 3Bl 6.0 41 1'56 0.71 555 1500 0.72 166 5142 382 6.0 58 190 0.57 896 1162 0.75 227 1,596 383 5.0 112 '569 0.69 1660 903 0.78 L~21 3562 0.24 Percent GJLR30FOL Heatiw5 427 6.0 71 2% 0.5'l- 622 2122 1.39 131 10097 428 6.0 90 298 C).55 h05 1866 1.3L t 159 3910 429 6.0 124 407 0.65 990 1724 1.2':1 207 8231 eooline; 427 6.0 39 129 0.65 623 2078 0.85 133 9907 428 5.0 55 181 0.55 798 1885 0.87 Iv7 8994 429 6.0 72 237 0.54 950 1806 0.89 200 8587
CALCULATED HESULTS DISK AND VANE ;rURBINE0 - CENT:~R HEIGL-IT 7.0 inches 2S9 vI-HER Run Diameter h NNu N po N n KjK x Height Re Pr (_Btu _ ) (inches x oj{' __ h rit. " 2 inches) Heatine; '" -------- 173 4.0 x 0.75 411 1256 3.36 45,152 2.80 1.25 174 4.0 x 0.75 857 2521 1+.94 147,191 2.17 Lll 175 4.0 x 0.75 109 l l- 3261 5.~2 216,571 2.36 loll 176 4.0 x o. -;5 1316 3905 5.71 -")20,234 2.30 1.09 169 5.0 ""- 1.0 555 1632 .3 JI-8 75,276 2.17 1.15 170 5.0 x 1.0 1065 3171 4.73 185,358 2.35 loll 171 5.0 x 1.0 1250 3'715 "i.os 2eu,100 2.::S;z, LI0 172 5.0 x 1.0 1529 lI-4':!? 5.09 369,025 2.15 L07 128 5.0 x 1.25 524 1549 4.45 72,611 2.23 L15 129 6,0 x 1.25 '789 2360 4.76 133,592 2.58 1.15 130 6.0 x 1.25 1239 3694 5.05 250,161 2.38 1.10 131 6.0 x ;1-.25 1346 3911 5.21 390,960 2.01 1.07 165 7.0 x 1.375 681 2030 4.69 94,306 2.37 1.15 166 7.0 x 1. 3'15 957 2867 i/-.49 147,990 2.L1-5 1.13 16'1 7.0 x 1.375 1230 3673 5.08 268,931 2.40 1.10 168 7.0 x 1.375 1405 LI-166 5.26 377,867 2.29 1.09
Page 1 and 2:
Copyright Warning & Restrictions Th
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PREDICTION OF BATCH HEAT TRANSFER C
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while the latter has five to seven
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ACKNOWLEDGEMENTS The auther ex~ress
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Chapter 1: Chapter 2: Introducticm
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LIST OF FIGURES page 2-1 FlGW Behav
Page 13 and 14:
CHAPTER I INTRODUCTION BATCH HEAT T
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3 as pseudoplasticso Pseudoplastic
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5 ~n addition to studying the effec
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7 A B SLOPE = /'n- .( 10 ~y FIG 2-1
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15.5, 183, 185).. Most of their eff
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va:ry withl. the slaear I'Rte.. 11.
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13 RHEOLOGIC_~ INVESTIGATION OFPO~~
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IS In(s) (2-8 (2-9 where Re is the
Page 29 and 30:
'7 ft~ easier method of calibrating
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19 of' thixotropic breakdown l'Ji t
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21 complicated by a variable viscos
Page 35 and 36:
2J Schultz-GrQnow (174) used a dime
Page 37 and 38:
2S The results shm-red that equatio
Page 39 and 40:
Su.bstituti011 of equati 2-22 gives
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29 In both Newtonian and non-Newton
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31 for viscous pseudoplas tics at 1
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33 (2-29 when both the distances ar
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JS Thermometers or thermocouples ar
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.37 2: a in in heat cQ@tent of the
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J9 cooling mediu..:m side, the heat
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41 ports a value of 3/4-.. He then
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43 find the effects of one or two o
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45 The group to the left of the equ
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47 the highest heat tra...nsfer coe
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49 A pitched blade turbine gave coe
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SI done on the correlation of heat
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5J evaluated at the wall temperatur
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ss to (2-46 where ill is the consis
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CHAPTER .2 DEVELOPMENT OF CORRELATI
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momentum" mass" and energy may be ~
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61 Vr;> Jt.- ,,"Ii'\... ..", ::: (V
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63 Substitution of these dimensionl
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l/(R + 1) and was able t@ elim.iE.a
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67 All of the variables and differe
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69 The average heat transfer coeffi
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N"v = C Iv''' (;';~-"')&'i'~ (%t-n,
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73 Semi-Empirical Correlation i ..,
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75 7I1C1?/lfOCOUPLc .JuNe T/ON IMBE
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77 _I"---- / SCALE I ~~, .5 j t /Z.
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also cop~ected to the pipes leading
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81 Ve8sel :J all th:l c]me 8 8 .) '
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83 potentiometer for varing the mot
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85 MATERIAL 7:0 STAIIJLESS STEEL /
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11 Wa.ll (Mi€1dl~) Same as #5 81
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89 shea.r ra.tes, tl?1ey a.re unaff
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and if' lO"V'l$' a sm.all amount of
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94- was about 40-45 ndmutes .. Tke
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96 vThere N is in rev./sec .. and S
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88 ql\fETI A = 6 T \--T -s L/kw (1+
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I {)D The generalized Reynolds n~mb
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02. CHAPTER !2. RESUI,TS Many heat
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01 TABLE 5-2 sutn~U{Y OF ADDITIONAL
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108 the batch than the other ticJO
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108 optimum impeller heights were u
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10 I r "'" , •• ,'., "",' """",
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112 correlations for the prediction
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TABLE 5 - 4 Correlation Constants A
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1/6 Table 5-5 and 5-6. A measure of
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TABLE S - 6 IMPELLER Correlation Co
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120 greater than 2.0. In this case
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12.2
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TABLE 5 - 9 CORRELATION E t (a/n +1
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TABLE 5 - 10 IMPELLER Correlation C
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TABLE 5 - 11 CORRELATION G (1.30/61
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1.30 of the substantial improvement
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1.3 2. The probable error in the ca
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134 .,;' : :: :::: : ~ !~. , " . .'
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T." ••••••• ,_ .....
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38 the cooling of nitration liquors
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140 The average deviation of the me
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42 tween 0.25 and 0.58. L~~l had re
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144 transfer coefficients to non-Ne
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16 of fit and it may t...herefore b
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148 'tvas insufficient data to eval
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50 A ::: Apr ... B ::: C p ::: CPr
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52. Q ::. Average heat transfer rat
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Xc = Function of Reynolds nL:l.m.be
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IS6 G REE:>{ ALPHABET 0 ::: Value o
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158 coefficient. Thus, for the wate
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160 , ., I .. : I :. '. • • !.
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162 I , . I . "I '1 I i I 1 I 1· '
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64 ncr --~iIluto e torque of the in
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166 rive different temperatures; ab
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168 TABLE A-4. SLOPE OF "LOG SHEAR
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TABLE 11.-5 RHEOLOGICAL DATA FOR CA
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TABLE A-5 (eollt. ) /12 o . 24;;& C
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'11 The flow behavior index and flu
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i .f.C ·F s o 6 1 6 I
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· . . . " , · . :::11" ': "'" ~ .
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180 Tke thermal e€l1'!ciluetlvity
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182 Heat capacity data for 100% gly
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IB4- wkiek ex~resses the aensity e
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186 Ts - Torque X :: Peree~t 0~ ful
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Phase I Calcu13tiJ~ of Slope of !oG
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3 REAL). N. ti •• D 4 cN=N E'I'
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~~-- ~---- --~--~ ~~~--------------
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Phase IV Correlation of Flow Behavi
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96 HEAT TRANSFER DATA FOR WA'fER US
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DATA /98 Batch \'ieight '" 94 •.
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zoo Run Center Dia!!1ec;er Ri'M Are
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DATA 20l. WATER - TUHBINSS Batch We
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204- HEAT T'rtANSFEH DATA USED IN C
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DATA ANCHor;: 206 Batch :'Ieight =
Page 220 and 221: 2.08 Run Diameter RP!'1 Area Dynamo
Page 222 and 223: DAT_': 210 "i'ADDI,ES 9:5.7'10 GLYC
Page 224 and 225: 212 DATA PADDLES 0.15 PEHC:::N'r CA
Page 226 and 227: 211- D!~ 'I'l\. PA-:JDLES 0.20 PERC
Page 228 and 229: ~;:. 'I'A 3.16 P.;'DDLES 0.24 PEHCE
Page 230 and 231: 2/8 DATA PROPELL:SH3 0.15 P:~RCEN'l
Page 232 and 233: DATA DISK & VANE 'l'URBINE \'iATER
Page 234 and 235: 2.22 DATA Tu.'i:SINES 0.15 PERCENT
Page 236 and 237: CALCULATION OF HEAT TRANSFER AND PR
Page 238 and 239: ________________ ~parent viscosity
Page 240 and 241: ------------------------ -_._------
Page 242 and 243: ~--~, ~ ---- ---- -----------~-----
Page 244 and 245: 232 NOMEliCLATURE FOR BEAT TRANSFER
Page 246 and 247: 2.34- CALCULATED RSSULTS WATER Run
Page 248 and 249: 2,36 Run Center Diameter h NNu Npo
Page 250 and 251: 2.38 CALCULAT'ED ~E~:UL'rS ?!ATER P
Page 252 and 253: CALCULA'rED 1-{E8iiLlJ. 1 S \.;!\.'
Page 254 and 255: CALC:_:LA'i'ED _12:-)ULTS 24c. ANCH
Page 256 and 257: CALCULATEDR3SULTS PADDLE - CENTER H
Page 258 and 259: CALCULATED HESULTS 216 PADDLES - CE
Page 260 and 261: 248 CALCULATED RESULTS PADDLES - CE
Page 262 and 263: CALCULATED RE:>ULTS 2. So PADDLf~S
Page 264 and 265: PADDLES - CALCULATED RE6ULTS CENTSH
Page 267 and 268: 255 CALCULATED !tESULTS PROPELLERS
Page 269: CALCULA'rED RELmL'l'S PROPELLr~RS -
Page 273 and 274: DISK AND VAI'E .rU~1BINES CALCULATE
Page 275 and 276: DISK AND VANE '.i.'UR13HiES - CEl'i
Page 277 and 278: 26S RESULT,:; U:3ED FOR REGRESSION
Page 279 and 280: of a least squares line can be calc
Page 281 and 282: 269 (0-9 where y "" log NNu xl = lo
Page 283 and 284: -------------- -.Basi.c "Progr.a.rr
Page 285 and 286: -----------~---------- -~----------
Page 287 and 288: --~-------------- ------ ~~ -------
Page 289 and 290: Modi fi cati onB-foT' ev:alnatj ng-
Page 291 and 292: constants forco~~~latjQn F --------
Page 293 and 294: .------~.~~-- ---------------------
Page 295 and 296: 28.J ENGLISH ALPHABET . - ¢,'"'~-=
Page 297 and 298: References 2.8S 1. ') L. 3. Lt- •
Page 299 and 300: 287 56. 57. 58. C:;o ./ / . 60. 61.
Page 301 and 302: 289 119. 120. 121. 122. 123. 12L~
Page 303 and 304: 176. 177. 178. 179. 1(30. 181. 182.
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Prediction of batch heat transfer coefficients for pseudoplastic fluids ...

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