Refined Globe Valve Thrust Prediction Model to Bound Midstroke ...

More documents

Recommendations

Info

Key Factors Key Factors Influencing FDP DP vs. Position Balanced/Unbalanced Trim affects magnitude Maximum Disc Head Diameter vs. Seating Diameter Disc Head-to Head to-Body/Cage Body/Cage Wall Clearance Trim Trim Flow Flow Characteristics Characteristics (focus (focus of of testing) testing) Fluid Media Operating Conditions (e.g. DP, Q, T, & Cavitation/flashing) Slide #12 # 12
Example of Geometric Dependency (e.g., Seat Based vs. Guide Based) Unbalanced Unbalanced Disc Clearance Clearance between Disc Head and body/cage wall is small ( (lower lower Figure) Figure) Key Factors - Continued Wide Clearance Narrow Clearance Slide #13 # 13
Page 1 and 2: Refined Globe Valve Thrust Predicti
Page 3 and 4: Identify key limitations of Two-poi
Page 5 and 6: Background - Continued • EPRI con
Page 7 and 8: The two-point two point model is th
Page 9 and 10: Bounding Thrust Zone - Applicabilit
Page 11: Thrust Components Disc DP Force, F
Page 15 and 16: Test Specimen 4” Globe Valve Un
Page 17 and 18: KEI Flow Loop Testing 4-inch 150# u
Page 19 and 20: Disc Differential Pressure Force (F
Page 21 and 22: Key Conclusions Conclusion from Tes
Page 23 and 24: BTZ Prediction and Test Data Compar

Refined Globe Valve Thrust Prediction Model to Bound Midstroke ...

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?