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

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02.<br />

CHAPTER !2.<br />

RESUI,TS<br />

Many <strong>heat</strong> <strong>transfer</strong> runs 1,\fere made '\vith water in the<br />

vessel in order to gain familiarity l..ri th the equipment and<br />

to obtain enough in<strong>for</strong>mation to <strong>for</strong>mulate the program to<br />

be fol101,-led with the non-Nelvtonian <strong>fluids</strong> e<br />

To be more<br />

specific, 319 data points ,,,ere obtained using the many<br />

i...mpellers ,listed in Chapter ~_..<br />

163 <strong>of</strong> these points 1,..Jere<br />

not used <strong>for</strong> evaluating the constants <strong>of</strong> the correlations<br />

because the impellers "Jere not at the standard posi tions<br />

listed in Table 5-1. These data, summarized in Table 5-2,<br />

provided much qualitative and quantitative in<strong>for</strong>mation<br />

about the "Hall temperature, the effect <strong>of</strong> i...mpeller position,<br />

and the impeller geometry ..<br />

156 <strong>of</strong> the "\..Jater data points 1-Jere measured at the impeller<br />

heights listed in Table 5-1.<br />

These data, in addition<br />

to 297 data points obtained with glycerine and Carbopol<br />

solutions, "t-Jere used in evaluating constants <strong>for</strong> the correlations<br />

discussed later in this chapter.

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