Relief Valve: Reactive Force

PTLB Facilities – Liquid – 2.3 Intro.png
Where:
𝐹ℎ − Force due to Change in Momentum (lbs)
𝐹𝑣 − Force due to Discharge (lbs)
𝐹𝑡 = PTLB Facilities – Liquid – 2.3 Intro_2.pngReactive Force (lbs)
𝑆𝐺 − Liquid Specific Gravity
Q − Flowrate (gal/min)
𝐴 − Area of Outlet Pipe (in2)
P − Static pressure within the outlet at the pint of discharge(psig)

Input Parameters
To create a new case, click the “Add Case” button
Select the Relief Valve Reactive Force application from the Pipeline Facilities section.
Enter Case Name, Location, Date and any necessary notes.
Fill out all required fields.
Make sure the values you are inputting are in the correct units.
Click the CALCULATE button.
Pipe Type
Pipe Outside Diameter (in)
Pipe Wall Thickness (in)
Internal Pipe Diameter (in)
Specific Gravity Relative to H20 60°F/60°F
Flow Rate (gal/min)
PTLB Facilities – Liquid – 2.3 Input.png

Outputs/Reports
View the results.
If an input parameter needs to be edited be sure to hit the CALCULATE button after the change.
To SAVE, fill out all required case details then click the SAVE button.
To rename an existing file, click the SAVE As button. Provide all case info then click SAVE.
To generate a REPORT, click the REPORT button.
The user may export the Case/Report by clicking the Export to Excel/PowerPoint icon.
To delete a case, click the DELETE icon near the top of the widget.
Area of Outlet Pipe
Reactive Force (lbs)
PTLB Facilities – Liquid – 2.3 Output.png

Related Links
Pipeline Facilities – Liquid Services

Pipeline HUB — User Resources

Relief Valve: Reactive Force

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