Technical data

Page 110
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Road, Hastings MI 49058
Telephone: [phone] Technical Services 877-384-5464 Fax: [phone] Email: [e-mail]
ESFR PRE-PRIMED SINGLE
INTERLOCK PREACTION
COLD STORAGE SYSTEM
March 7, 2008
A
BC D EFGH
Hazen Willams Darcey Wiesbach Reynolds Number #DIV/0! #DIV/0! Turbulent
1 PSI Loss Per Foot 0.482844424 #DIV/0! Calculated Friction Factor #DIV/0! 0 Laminar
2 Total PSI Loss 4.828444243 #DIV/0!
3
4
5 Hazen Willams Darcey Wiesbach
6 Flow Rate (GPM) 803.8 803.8
7 C of Pipe 120 None Typical values are 120
8 internal pipe dia (in.) 3.26 3.26
9 Length of pipe (ft) 10 10
10 friction factor None See cell above or may also be found in table
11 Temperature (F) 60 0 -10 -20
12 Density 64.96 65.89 66.2 67.7
13
viscosity (centipose) None
Viscosity 8.13 61 96 180
14 Relative Pipe Roughness None Typical values are .00033
15
Step 6: select propylene glycol density for the lowest
operating temperature from cells E11 to H13, and input into
cell C11.
Inputs
density (lbs/ft^3) None 67.7
A
BC D EFGH
Hazen Willams Darcey Wiesbach Reynolds Number 4414.215365 1.00584 Turbulent
1 PSI Loss Per Foot 0.482844424 1.005839552 Calculated Friction Factor 0.039199298 0.361243 Laminar
2 Total PSI Loss 4.828444243 10.05839552
3
4
5 Hazen Willams Darcey Wiesbach
6 Flow Rate (GPM) 803.8 803.8
7 C of Pipe 120 None Typical values are 120
8 internal pipe dia (in.) 3.26 3.26
9 Length of pipe (ft) 10 10
10 friction factor None See cell above or may also be found in table
11 Temperature (F) 60 0 -10 -20
12 Density 64.96 65.89 66.2 67.7
13
viscosity (centipose) None 180
Viscosity 8.13 61 96 180
14 Relative Pipe Roughness None Typical values are .00033
15
Step 7: select propylene glycol Viscosity for the lowest
operating temperature from cells E13 to H13, and input into
cell C13.
Inputs
density (lbs/ft^3) None 67.7
A
BC D EFGH
Hazen Willams Darcey Wiesbach Reynolds Number 1071.97666 0.098074 Turbulent
1 PSI Loss Per Foot 0.035210409 0.087726545 Calculated Friction Factor 0.064809672 0.087727 Laminar
2 Total PSI Loss 0.352104092 0.877265452
3
4
5 Hazen Willams Darcey Wiesbach
6 Flow Rate (GPM) 195.2 195.2
7 C of Pipe 120 None Typical values are 120
8 internal pipe dia (in.) 3.26 3.26
9 Length of pipe (ft) 10 10
10 friction factor None See cell above or may also be found in table
11 Temperature (F) 60 0 -10 -20
12 Density 64.96 65.89 66.2 67.7
13
viscosity (centipose) None 180
Viscosity 8.13 61 96 180
14 Relative Pipe Roughness None 0.00033 Typical values are .00033
15
Step 8: Enter Relative Pipe Roughness. Compare the 2
friction loss values in cells B2 and C2.
Inputs
density (lbs/ft^3) None 67.7