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Recent content by morganjp
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Sudden valve opening with compressible flow
I am trying to determine the impulse forces on a piping system after the sudden opening of a blowdown valve. I need to be able to determine pressures, temperatures, and velocities as the flow is developing. Before the opening, natural gas at about 1200 psig is in a large header system...- morganjp
- Thread
- Replies: 1
- Forum: Pipelines, Piping and Fluid Mechanics engineering
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Chemical sewer material selection
Will I have a high corrosion rate with the elevated temperatures and high pH? Ductile iron pipe was also suggested. How would this compare to cast iron?- morganjp
- Post #3
- Forum: Material engineering general discussion
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Chemical sewer material selection
I am having trouble selecting a material for a replacement chemical sewer. At some locations boiler blowdown and steam condensate are discharged, so temperatures can run to 212 F. The combined effluent (blowdown, steam condensate, and process effluent) has a pH of 11.0 - 11.5 (primarily the...- morganjp
- Thread
- Replies: 5
- Forum: Material engineering general discussion
