1-20 of 48
Actuators
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

A Case Study: Balanced Globe Valve Load Sensitive Behavior Upon Opening

Ronald Farrell, Preston Vock
Proc. ASME. PVP2020, Volume 8: Operations, Applications, and Components, V008T08A017, August 3, 2020
Paper No: PVP2020-21289
DOI: https://doi.org/10.1115/PVP2020-21289
View Paper
PDF
Topics: Stress, Valves, Engines, Motors, Flow (Dynamics), Actuators, Disks, Switches, Torque, Design
Proceedings Papers

Damage Detection Using Multiphysics Guided Wave Propagation

J. Dana, Y. H. Park, C. Gonzales
Proc. ASME. PVP2020, Volume 2: Computer Technology and Bolted Joints, V002T02A021, August 3, 2020
Paper No: PVP2020-21599
DOI: https://doi.org/10.1115/PVP2020-21599
View Paper
PDF
Topics: Damage, Wave propagation, Waves, Actuators, Signals, Simulation, Transients (Dynamics), Tubing, Aircraft, Computation
Proceedings Papers

Selection of the Test Specimens for Seismic Tests of Air-Operated Valve Actuators for Nuclear Power Plants

Nobuo Kojima, Yoshitaka Tsutsumi, Yoshinao Matsubara, Koji Nishino, Yasuyuki Ito, Ryo Kubota, Shigeki Suzuki
Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A002, July 14–19, 2019
Paper No: PVP2019-93168
DOI: https://doi.org/10.1115/PVP2019-93168
View Paper
PDF
Topics: Nuclear power stations, Valve actuators, Valves, Earthquakes, Design, Accidents, Actuators, Safety
Proceedings Papers

Integrated Smart Seismic Risks Management

Mariano Ciucci, Alessandra Marino, Fabrizio Paolacci, Oreste S. Bursi
Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A020, July 14–19, 2019
Paper No: PVP2019-94027
DOI: https://doi.org/10.1115/PVP2019-94027
View Paper
PDF
Topics: Earthquake risk, Hazards, Actuators, Industrial plants, Risk analysis, Sensors
Proceedings Papers

Characterization of Piezoelectric Material Properties Using Atomistic Simulations

Y. H. Park, I. Hijazi
Proc. ASME. PVP2019, Volume 2: Computer Technology and Bolted Joints, V002T02A029, July 14–19, 2019
Paper No: PVP2019-93814
DOI: https://doi.org/10.1115/PVP2019-93814
View Paper
PDF
Topics: Engineering simulation, Piezoelectric materials, Simulation, Sensors, Damage, Actuators, Piezoelectric actuators, Deformation, Degrees of freedom, Design
Proceedings Papers

Seismic Test Analysis Evaluation of Motor-Operated Valve Actuators for Nuclear Power Plant

Nobuo Kojima, Yoshitaka Tsutsumi, Kazuyoshi Yonekura, Koji Nishino, Yukio Watanabe, Shin Kumagai, Hiroyuki Kamino
Proc. ASME. PVP2018, Volume 8: Seismic Engineering, V008T08A003, July 15–20, 2018
Paper No: PVP2018-84223
DOI: https://doi.org/10.1115/PVP2018-84223
View Paper
PDF
Topics: Engines, Motors, Nuclear power stations, Valve actuators, Earthquakes, Valves, Gaskets, Actuators, Compression, Excitation
Proceedings Papers

Qualification of Motor Actuated Valve Assemblies for Safety Related Nuclear Applications: Lessons Learned

Ronald Farrell, L. Ike Ezekoye
Proc. ASME. PVP2018, Volume 7: Operations, Applications, and Components, V007T07A025, July 15–20, 2018
Paper No: PVP2018-85040
DOI: https://doi.org/10.1115/PVP2018-85040
View Paper
PDF
Topics: Engines, Motors, Safety, Valves, Electrical components, Nuclear power stations, Actuators, Electric motors, Manufacturing, Testing
Proceedings Papers

Acoustic Data Analysis for Detecting Alkali-Silica Reaction Degradation in Concrete

Ankit Ramanand Dubey, Sarah A. Miele, Vivek Agarwal, Sankaran Mahadevan
Proc. ASME. PVP2018, Volume 5: High-Pressure Technology; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); Rudy Scavuzzo Student Paper Symposium and 26th Annual Student Paper Competition, V005T09A002, July 15–20, 2018
Paper No: PVP2018-84704
DOI: https://doi.org/10.1115/PVP2018-84704
View Paper
PDF
Topics: Acoustics, Concretes, Slabs, Concrete slabs, Actuators, Cables, Light water reactors, Linear systems, Nonlinear vibration, Nuclear power stations
Proceedings Papers

Transient Impact of Valve Closure Times: Disagreements Between Design and Application

Ilker T. Telci, Shesh R. Koirala
Proc. ASME. PVP2017, Volume 3B: Design and Analysis, V03BT03A036, July 16–20, 2017
Paper No: PVP2017-65728
DOI: https://doi.org/10.1115/PVP2017-65728
View Paper
PDF
Topics: Design, Transients (Dynamics), Valves, Transient analysis, Waves, Actuators, Pressure, Pipes, Surges, Stress
Proceedings Papers

Smart Technologies for Integrated Natural Risk Management: Innovative Methodologies and Remote Sensing

Alessandra Marino, Mariano Ciucci, Fabrizio Paolacci
Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A041, July 16–20, 2017
Paper No: PVP2017-66198
DOI: https://doi.org/10.1115/PVP2017-66198
View Paper
PDF
Topics: Actuators, Earthquake risk, Hazards, Industrial plants, Risk analysis, Risk assessment, Risk management, Sensors
Proceedings Papers

On-Site Vibration Test for Measuring Damping Ratio of PWR Reactor Coolant Loop

Takami Ishiguro, Takeshi Numata, Nobuyoshi Goshima, Masatsugu Monde, Hiroyuki Fuyama
Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A008, July 16–20, 2017
Paper No: PVP2017-65047
DOI: https://doi.org/10.1115/PVP2017-65047
View Paper
PDF
Topics: Damping, Nuclear reactor coolants, Pressurized water reactors, Vibration tests, Earthquakes, Energy dissipation, Seismic analysis, Actuators, Boilers, Construction
Proceedings Papers

Design Method of Semi-Active Control Systems Minimizing the Error Between the Controlled Signals of the Semi-Active and its Reference Active Control Systems

Kazuhiko Hiramoto, Taichi Matsuoka, Katsuaki Sunakoda
Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A015, July 16–20, 2017
Paper No: PVP2017-65707
DOI: https://doi.org/10.1115/PVP2017-65707
View Paper
PDF
Topics: Control systems, Design methodology, Errors, Signals, Error functions, Vibration control, Actuators, Optimization algorithms, Simulation results
Proceedings Papers

Structural Health Monitoring for Local Damages of RC Walls Using Piezoceramic-Based Sensors Under Seismic Loading

Wen-I Liao, Wen-Yu Jean
Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A035, July 16–20, 2017
Paper No: PVP2017-65447
DOI: https://doi.org/10.1115/PVP2017-65447
View Paper
PDF
Topics: Damage, Piezoelectric ceramics, Sensors, Structural health monitoring, Shear (Mechanics), Waves, Concretes, Actuators, Casting, Earthquake engineering
Proceedings Papers

Multi-Element Lamb Wave Transducers to Classify Damage Type and Characterize Size Based on Modal Content

Baiyang Ren, Cliff J. Lissenden
Proc. ASME. PVP2016, Volume 6A: Materials and Fabrication, V06AT06A015, July 17–21, 2016
Paper No: PVP2016-63302
DOI: https://doi.org/10.1115/PVP2016-63302
View Paper
PDF
Topics: Damage, Transducers, Waves, Actuators, Plates (structures), Service life (Equipment)
Proceedings Papers

Some Practical Aspects of Class 1E Actuator Qualification on Comparing Test Levels and Design Basis Event Loading

Ronald S. Farrell
Proc. ASME. PVP2016, Volume 7: Operations, Applications and Components, V007T07A003, July 17–21, 2016
Paper No: PVP2016-63526
DOI: https://doi.org/10.1115/PVP2016-63526
View Paper
PDF
Topics: Actuators, Design, Testing, Safety, Stress, Containment, Nuclear power stations, Valves, Accidents, Cooling
Proceedings Papers

Balanced and Standard Globe Valves Operating Load Profiles With Flow Over the Discs/Plugs

L. Ike Ezekoye, Terrence J. Matty, Matt Hobbs, Ronald S. Farrell
Proc. ASME. PVP2015, Volume 7: Operations, Applications and Components, V007T07A025, July 19–23, 2015
Paper No: PVP2015-45932
DOI: https://doi.org/10.1115/PVP2015-45932
View Paper
PDF
Topics: Disks, Flow (Dynamics), Stress, Valves, Actuators, Pressure, Electric motors, Peak load
Proceedings Papers

Effects of High Frequency Hydrodynamic Loads on Structural Integrity and Mechanical Operability of Valves

Yigit Isbiliroglu, Cagri Ozgur, Evren Ulku, Nish Vaidya, Kristofor Paserba
Proc. ASME. PVP2015, Volume 3: Design and Analysis, V003T03A012, July 19–23, 2015
Paper No: PVP2015-45008
DOI: https://doi.org/10.1115/PVP2015-45008
View Paper
PDF
Topics: Stress, Valves, Damage, Piping systems, Actuators, Cycles, Design, Dynamic testing (Materials), Earthquakes, Finite element analysis
Proceedings Papers

Aerodynamic Flow Separation Control of Bridge Deck Sections Using Plasma Actuators

Kazutoshi Matsuda, Kusuo Kato
Proc. ASME. PVP2015, Volume 4: Fluid-Structure Interaction, V004T04A019, July 19–23, 2015
Paper No: PVP2015-45140
DOI: https://doi.org/10.1115/PVP2015-45140
View Paper
PDF
Topics: Actuators, Aerodynamic flow, Bridges (Structures), Plasmas (Ionized gases), Separation (Technology), Vibration, Wind, Flow control, Girders, Countermeasures
Proceedings Papers

Delay Estimation for Reliability Interpretation of Real-Time Hybrid Simulation Involving Viscous Dampers Towards Seismic Hazard Mitigation

Samuel Richardson, Cheng Chen, Jose Valdovinos, Wenshen Pong, Kai Chen
Proc. ASME. PVP2015, Volume 8: Seismic Engineering, V008T08A045, July 19–23, 2015
Paper No: PVP2015-45057
DOI: https://doi.org/10.1115/PVP2015-45057
View Paper
PDF
Topics: Dampers, Delays, Earthquake risk, Reliability, Simulation, Actuators, Earthquake engineering, Safety, Servomechanisms, Structures
Proceedings Papers

Evaluation of Packing Drag on Knife Valves for Actuator Sizing

André F. Garcia, Jose C. Veiga, Luiz P. Romano, Carlos D. Girão
Proc. ASME. PVP2015, Volume 2: Computer Technology and Bolted Joints, V002T02A017, July 19–23, 2015
Paper No: PVP2015-45773
DOI: https://doi.org/10.1115/PVP2015-45773
View Paper
PDF
Topics: Actuators, Drag (Fluid dynamics), Packings (Cushioning), Valves, Stress, Friction, Design, Engineering systems and industry applications, Fluids, Gates (Closures)