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Calculation No.
145579-V-CA-004
Rev. No.1
Calculation Title
Off-Gas Chiller Calculation
3. Pump Selection Calculation
RPP-24544 REV Id
CALCULATION SHEET
Origlnatoc
D ate: 7r^ yyb!>1
^(x'05
Checker: A
Date: 0.1 t-t brit, 05
grequired'OF Intemationar'Selection Data'.
GPM
:_
AT
GPM = 87.73 gal
min
OH-Gas Chiller Calculation (145579-V-CA- 004) to be Revised
3.1 PROPLYENE GLYCOL PRESSURE DROP CORRECTION FACTOR
50% by weight mixtu re
Cooler Pressu re Drop Correc ti
on
Factor for P ropyene Glyco l/Water.
• (Data Sheet 145579-V-DS-12.1,
Appendix A, Page l 1 of 116.)
3.2 EQUIPMENT PRESSURE LOSS
32.1 Cooler Pressu re Drop
Flow Rate:
(From Section 2 of this calculation)
Pressu re Drop:
(From Cooler Cu rves, Pg 14 of 114)
Cooler Pressure Drop (factored):
APf := 1.247
GPM - 87.73 gal
min
AP := 6.5ftI120
32.2 Scrubber #1- Heat Exchanger P ressu re Drop
Scrubber Pressu re Drop: AP-- 5psi
(Assumption 3)
Heat Exchanger P ressu re Drop: APh ex = AP•APf
(Conse rvative Approach,eonected
- for propyene glyco l)
3.3 PIPING AND VALVES
V2
Head Loss: AHI 5 k.
• (ASHRAE Fundamentals) 2.8
Table 2 - K factors for welded pipe fittings:
(2001 ASHRAE Fundamentals Handbook)
Pipe Diameter. Dx 3in
AFcooler = AP'APf APeoo1R = 8.11=0
A5-644
AP- 11.54 11112O
Aphex ° 1439ftH2O
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