Page 29 - Applied Process Design For Chemical And Petrochemical Plants Volume III

66131_Ludwig_CH10A 5/30/2001 4:07 PM Page 19

Heat Transfer 19

Corrugation Pitch (P)

Prime Tube OD Corrugated Section OD (d o )

Wall at Corrugation
Prime Tube Wall
Corrugation Depth

Figure 10-10I. Koro-Chil corrugated tube, used primarily for D-X water-type chillers, water-cooled outside, refrigerant expanding/boiling inside.
®
(Used by permission: Wolverine Tube, Inc.)

Corrugation Pitch (P)

Prime Tube Corrugated Section
OD OD (d o )

Wall at Corrugation
Prime Tube Wall
Corrugation Depth

Figure 10-10J. Korodense corrugated tube. Used primarily in steam condensing service and other power plant applications. Efficiency is
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reported at up to 50% greater than plain tubes. (Used by permission: Wolverine Tube, Inc.)