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Motor-Operated Valves (MOVs) and Air-Operated Valves (AOV)
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Proceedings Papers

New Validated Methodology for the Required Force to Operate Balanced Disk Globe Valves

Zachary Leutwyler, Kenneth Beasley, Emil Leutwyler, Mital Mistry
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A003, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3513
https://doi.org/10.1115/PVS2017-3513
View Paper titled, New Validated Methodology for the Required Force to Operate Balanced Disk Globe Valves
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Topics: Disks, Valves, Flow (Dynamics), Computational fluid dynamics, Pipes, Computer software, Electricity (Physics), Fluids, Temperature, Testing
Proceedings Papers

Curtiss-Wright Electro-Hydraulic Actuators for Main Steam and Main Feedwater Isolation Valves

Haykaz Mkrtchyan, Ararat Torosyan, Hua Peng
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A006, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3525
https://doi.org/10.1115/PVS2017-3525
View Paper titled, Curtiss-Wright Electro-Hydraulic Actuators for Main Steam and Main Feedwater Isolation Valves
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Topics: Actuators, Feedwater, Steam, Valves, Power stations, China, Manufacturing, Weight (Mass)
Proceedings Papers

Gauging the Force Effects of Valve Stem Packing on Valve Stem Actuation

James Drago, Wayne Evans
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A004, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3518
https://doi.org/10.1115/PVS2017-3518
View Paper titled, Gauging the Force Effects of Valve Stem Packing on Valve Stem Actuation
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Topics: Packing (Shipments), Packings (Cushioning), Valves, Friction, Stress, Compressive stress, Construction, Finishes, Lubrication, Sealing (Process)
Proceedings Papers

Evaluating AOV and MOV Performance

Tom Walker, Nick Camilli
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A001, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3503
https://doi.org/10.1115/PVS2017-3503
View Paper titled, Evaluating AOV and MOV Performance
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Topics: Actuators, Design, Disks, Friction, Gates (Closures), Stress, Thrust, Valves
Proceedings Papers

TVA OM Code Mandatory Appendix III Readiness Assessment

Bob H. Thacker, Jerry V. Mills, Neal E. Estep
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A007, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3526
https://doi.org/10.1115/PVS2017-3526
View Paper titled, TVA OM Code Mandatory Appendix III Readiness Assessment
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Topics: Engines, In-service testing, Motors, Valves
Proceedings Papers

Design Basis Verification and Preservice Testing Considerations for OM Code Mandatory Appendix III

Neal E. Estep
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A002, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3504
https://doi.org/10.1115/PVS2017-3504
View Paper titled, Design Basis Verification and Preservice Testing Considerations for OM Code Mandatory Appendix III
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Topics: Design, Testing, In-service testing, Valves, Maintenance, Bridges (Structures), Engines, Motors
Proceedings Papers

Actuator Fatigue Cycles: Delivering the Nuclear Promise

Ronald A. Kropp
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A005, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3523
https://doi.org/10.1115/PVS2017-3523
View Paper titled, Actuator Fatigue Cycles: Delivering the Nuclear Promise
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Topics: Actuators, Cycles, Fatigue, Nuclear power stations, Engines, Equipment qualification, Motors, Power stations, Valves
Proceedings Papers

Effective Diaphragm Area Test Program for Air Operated Valve Actuators

Zachary Leutwyler, Manmohan Kalsi, Lisa Thidavanh, Laurie Luckhardt, Thomas Cunningham
Proc. ASME. PVS2017, ASME/NRC 2017 13th Pump and Valve Symposium, V001T03A008, July 17–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVS2017-3537
https://doi.org/10.1115/PVS2017-3537
View Paper titled, Effective Diaphragm Area Test Program for Air Operated Valve Actuators
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Topics: Diaphragms (Mechanical devices), Diaphragms (Structural), Valve actuators, Actuators, Manufacturing, Measurement uncertainty, Pressure, Springs, Testing, Design