Page 26 - Applied Process Design For Chemical And Petrochemical Plants Volume III

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16 Applied Process Design for Chemical and Petrochemical Plants

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Figure 10-8. Single-pass shell and tube Teflon tube heat exchanger, countercurrent flow. Tube bundles are flexible tube Teflon joined in inte-
gral honeycomb tubesheets. Shell-side baffles are provided for cross-flow. Standard shell construction is carbon steel shell plain or Teflon (LT) ®
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lined. Heads are lined with Teflon . Tube diameters range from 0.125—0.375 in. O.D.; the temperature range is 80—400°F; pressures range from
40—150 psig. (Used by permission: AMETEK, Inc., Chemical Products Div., Product Bulletin “Heat Exchangers of Teflon .”)
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Figure 10-9A. Spiral flow heat exchanger, cross-flow arrangement for
liquids, gases, or liquid/gaseous (condensable) fluids. (Used by per- Figure 10-9B. Spiral flow heat exchanger; vaporizer. (Used by per-
mission: Alfa Laval Thermal Inc., Bul. 1205 © 1993.) mission: Alfa Laval Thermal Inc., Bul. 1205 © 1993.)