Page 212 - Chemical Process Equipment - Selection and Design
P. 212

Estimated Fouling
                              Overall      Range Temp.  (“F)
 In Tubes   Outside Tubes   Type Equipment   Tube   Shell   Coefficient   Tube   Shell   Overaii
 ~~
 A.  Heating-cooling
 Butadiene mix. (Super-heating)   steam   H   25-35   -   12   400-100   -   -   0.04
 Solvent   solvent   H   -   1 .o-1.8   35-40   11 0-30      -         I       0.0065
 Solvent   propylene (vaporization)   K   1-2   -   30-40   40-0   -   -       0.006
 C,  unsaturates   propvlene (vaporization)   K   20-40   I   13-18   100-35   -   -   0.005
 Solvent   chilled water   H   35-75       11 5-40         0.003     0.007       -
 Oil   oil   H                60-85        150-100         0.0015    0.0015
 Ethylene-vapor   condensate and vapor   K   90-1 25   600-200   0.002   0.001
 Ethylene vapor   chilled water   ti   50-80   270-  100   0.001     0.001
 Condensate   propylene (refrigerant)   K- U   60-1 35   60-30   0.001   0.001
 Chilled water   transformer oil   ti   -   I   40-75   75-50   0.001   0.001
 Calcium brine-25%   chlorinated C,   H   1-2   0.5-1.0   40-60   -20-+10   0.002   0.005   -
 Ethylene liquid   ethylene vapor   K-U   -   I_   10-20   -170-(-100)   -   -   0.002
 Propane vapor   propane liquid   H   6-15   -25-  100       -         -       0.002
 Lights and chlor. HC   steam   U   12-30   -30-260        0.001     0.001       -
 Unsat. light HC, CO,  CO,,   ti,   steam   H   10-2   400- 100   I    -       0.3
 Ethonolamine   steam   H     15-25        400-40          0.001     0.001
 Steam   air mixture   U      10-20         -30-220        0.0005    0.001 5
 Steam   styrene and tars   U (in tank)   50-60   190-230   0.001    0.002
 Chilled water   freon-I  2   ti   100-130   90-25         0.001     0.001       -
 Waterb   lean copper solvent   H   100-120   180-90         -         -       0.004      ?J
 Water   treated water   H   100-125        90-110           -         -       0.005      P
 Water   C,-chlor.  HC,  lights   H   6-10   360-100       0.002     0.001       -
 Water   hydrogen chloride   H   7-15      230-90          0.002     0.001       -
 Water   heavy C,-chlor.   H   45-30       300-90          0.001     0.001       -
 Water   perchlorethylene   H   55-35      150-90          0.001     0.001                4:
 Water   air and water vapor   H   20-35   370-90          0.0015    0.001 5              I
 Water   engine jacket water   H   230-1 60   175-90       0.001 5   0.001                m
 Water   absorption oil   H   80-115       130-90          0.0015    0.001       -        3
 Water   air-chlorine   U      8-18        250-90            -         -       0.005
 Water   treated water   H   170-225       200-90          0.001     0.001       ~

 5.  Condensing
 C,  unsat.   propylene refrig.   K   58-68   60-35                            0.005
 HC unsat. lights   propylene refrig.   K   50-60   45-3                       0.0055
 Butadiene   propylene refrig.   K   65-80   20-35                             0.004
 Hydrogen chloride   propylene refrig.   w   110-60   0-15

                                                                            (continued)
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