Prediction of batch heat transfer coefficients for pseudoplastic fluids ...
Prediction of batch heat transfer coefficients for pseudoplastic fluids ... Prediction of batch heat transfer coefficients for pseudoplastic fluids ...
· . . . " , · . :::11" ': "'" ~ .' . , · , j " .; .. , ::1:", j "" J "':'1 ::1: ." . . , "': v: "" , :1~ " ie- --,--,-,-~,'-.--'-t--7-~,-j-'~'-,-' ~-+--,--1r--M-:-'b:+. -:~ ~-- -+-,,-,',~ 'c..c
179 speecil. did Rot eha:mge td tk i:m.ereasim., times @f skear.. Carb0:fJ®1 s01'U.tiollS therei"@!l'e we~ net t:i.l¥!.e-cii.epemGl.emt. The The retatimg shaft of the spindle aE.Cl. als@ ue impeller sha.f't were checked to see if' the f'luid (t.rept up the shaft.. Tlaere WillS aJ!l absence of' creep and tkerei'ore the f'luiCl.s were assum.ed to he ROB-viscoelastic. THERMAL CONDUCTIVITY .. nf1t .. 1 it I The thermal eonductivity, k, is used in beth. the Nusselt number a:m.d the Pr~dtl llumber. Bates (11) reports the thermal eOllcil.uctivity of' both water ~d glycer:i:m.e.. Tke thermllll eellduetivity of' water is ex~ressed as (A-12 :ror k iIt caL./em. 2 0C see./em. and T in degrees Centigrade. Tkis is multiplied by 242 to give the thermal conductivity im tae desi~ed umits .. k = 0.325+ o.ooo888T (A-13 TRe ~ermal eoncil.uetivity of glyeeriae does not vary with temperature above a eomeentratien of' 90 percent. Tke taer.mal eonauetivity is 0.00072 ~d 0.00070 at 90 &na 95 percent pure respectively. The thermal conductivity of' 93.7 percent glyeerille was inte~olated to he 0.00071 cal./ 8m. 2 8ee.oC/e111.. or 0.172 Btujhr. :rt. 2 ~/tt. The aceuraey
- Page 140 and 141: TABLE 5 - 11 CORRELATION G (1.30/61
- Page 142 and 143: 1.30 of the substantial improvement
- Page 144 and 145: 1.3 2. The probable error in the ca
- Page 146 and 147: 134 .,;' : :: :::: : ~ !~. , " . .'
- Page 148 and 149: T." ••••••• ,_ .....
- Page 150 and 151: 38 the cooling of nitration liquors
- Page 152 and 153: 140 The average deviation of the me
- Page 154 and 155: 42 tween 0.25 and 0.58. L~~l had re
- Page 156 and 157: 144 transfer coefficients to non-Ne
- Page 158 and 159: 16 of fit and it may t...herefore b
- Page 160 and 161: 148 'tvas insufficient data to eval
- Page 162 and 163: 50 A ::: Apr ... B ::: C p ::: CPr
- Page 164 and 165: 52. Q ::. Average heat transfer rat
- Page 166 and 167: Xc = Function of Reynolds nL:l.m.be
- Page 168 and 169: IS6 G REE:>{ ALPHABET 0 ::: Value o
- Page 170 and 171: 158 coefficient. Thus, for the wate
- Page 172 and 173: 160 , ., I .. : I :. '. • • !.
- Page 174 and 175: 162 I , . I . "I '1 I i I 1 I 1· '
- Page 176 and 177: 64 ncr --~iIluto e torque of the in
- Page 178 and 179: 166 rive different temperatures; ab
- Page 180 and 181: 168 TABLE A-4. SLOPE OF "LOG SHEAR
- Page 182 and 183: TABLE 11.-5 RHEOLOGICAL DATA FOR CA
- Page 184 and 185: TABLE A-5 (eollt. ) /12 o . 24;;& C
- Page 186 and 187: '11 The flow behavior index and flu
- Page 188 and 189: i .f.C ·F s o 6 1 6 I
- Page 192 and 193: 180 Tke thermal e€l1'!ciluetlvity
- Page 194 and 195: 182 Heat capacity data for 100% gly
- Page 196 and 197: IB4- wkiek ex~resses the aensity e
- Page 198 and 199: 186 Ts - Torque X :: Peree~t 0~ ful
- Page 200 and 201: Phase I Calcu13tiJ~ of Slope of !oG
- Page 202 and 203: 3 REAL). N. ti •• D 4 cN=N E'I'
- Page 204 and 205: ~~-- ~---- --~--~ ~~~--------------
- Page 206 and 207: Phase IV Correlation of Flow Behavi
- Page 208 and 209: 96 HEAT TRANSFER DATA FOR WA'fER US
- Page 210 and 211: DATA /98 Batch \'ieight '" 94 •.
- Page 212 and 213: zoo Run Center Dia!!1ec;er Ri'M Are
- Page 214 and 215: DATA 20l. WATER - TUHBINSS Batch We
- Page 216 and 217: 204- HEAT T'rtANSFEH DATA USED IN C
- Page 218 and 219: 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
179<br />
speecil. did Rot eha:mge td tk i:m.ereasim., times @f skear..<br />
Carb0:fJ®1 s01'U.tiollS therei"@!l'e we~ net t:i.l¥!.e-cii.epemGl.emt.<br />
The<br />
The<br />
retatimg shaft <strong>of</strong> the spindle aE.Cl.<br />
als@ ue impeller sha.f't<br />
were checked to see if' the f'luid (t.rept up the shaft.. Tlaere<br />
WillS aJ!l absence <strong>of</strong>' creep and tkerei'ore the f'luiCl.s were assum.ed<br />
to he ROB-viscoelastic.<br />
THERMAL CONDUCTIVITY<br />
.. nf1t .. 1 it I<br />
The thermal eonductivity, k, is used in beth. the Nusselt<br />
number a:m.d the Pr~dtl llumber.<br />
Bates (11) reports the<br />
thermal eOllcil.uctivity <strong>of</strong>' both water ~d glycer:i:m.e..<br />
Tke<br />
thermllll eellduetivity <strong>of</strong>' water is ex~ressed<br />
as<br />
(A-12<br />
:ror k iIt caL./em. 2 0C see./em. and T in degrees Centigrade.<br />
Tkis is multiplied by 242 to give the thermal conductivity<br />
im tae desi~ed umits ..<br />
k = 0.325+ o.ooo888T<br />
(A-13<br />
TRe ~ermal<br />
eoncil.uetivity <strong>of</strong> glyeeriae does not vary<br />
with temperature above a eomeentratien <strong>of</strong>' 90 percent. Tke<br />
taer.mal eonauetivity is 0.00072 ~d 0.00070 at 90 &na 95<br />
percent pure respectively. The thermal conductivity <strong>of</strong>'<br />
93.7 percent glyeerille was inte~olated to he 0.00071 cal./<br />
8m. 2 8ee.oC/e111.. or 0.172 Btujhr. :rt. 2 ~/tt. The aceuraey