Modeling One and Twophase Water Hammer Flows - Advances in Control and Automation of Water Systems - page 55

tABle 3.3 (a) System Information Preference, (b) Debug Information.

(a)

ITEM VALUE

Time Step (s)
Automatic 0.0148

User-Selected n/a

Total Number 339

Total Simulation Time (s) 5.00

Units cms, m

Total Number of Nodes 27

Total Number of Pipes 26

Specific Gravity 1.00

Wave Speed (m/s) 1084

Vapor Pressure (m) -10.0

Reports
Number of Nodes 52

Number of Time Steps All

Number of Paths 1

Output
Standard No

Cavities (Open/Close) No

Adjustments
Adjusted Variable

Length

Warning Limit (%) 75.00

Calculate Transient Forces No

Use Auxiliary Data File Ye s

(b)

ITEM VALUE

Tolerances
Initial Flow Consistency Value

0.0006

Initial Head Consistency Value 0.030

Criterion for Fr. Coef. Flag 0.025

Adjustments
Elevation Decrease 0.00

Extreme Heads Display
All Times Ye s

After First Extreme No

Friction Coefficient
Model

Steady

1,000,000 x Kinematic Viscosity | n/a

Debug Parameters
Level Null