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Proceedings Papers

Elimination of BWR Mark I Program Primary Containment Drywell-to-Wetwell Differential Pressure

Raymond M. Pace, Jason Ritzel
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A045, August 3, 2020
Paper No: PVP2020-21001
DOI: https://doi.org/10.1115/PVP2020-21001
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Topics: Boiling water reactors, Containment, Pressure, Vents, Accidents, Nitrogen, Water, Control rooms, Filters, Pipes
Proceedings Papers

Life Assessment of a Coke Drum by Using the Thermal-Mechanical Fatigue Properties and Laser Scanning Approach

Zhiyuan Han, Guoshan Xie, Zengchao Wang, Jianzhong Yin, Jin Shi
Proc. ASME. PVP2020, Volume 3: Design and Analysis, V003T03A001, August 3, 2020
Paper No: PVP2020-21121
DOI: https://doi.org/10.1115/PVP2020-21121
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Topics: Coke, Fatigue properties, Lasers, Deformation, Fatigue life, China, Damage, Fatigue testing, Finite element analysis, Fracture (Materials)
Proceedings Papers

Influence of Quenching-Tempering on the Carbide Precipitation of 2.25Cr-1Mo-0.25V Steel Used in Reactor Pressure Vessels

Yafei Wang, Songyan Hu, Guangxu Cheng, Zaoxiao Zhang, Jianxiao Zhang
Proc. ASME. PVP2019, Volume 3: Design and Analysis, V003T03A057, July 14–19, 2019
Paper No: PVP2019-93054
DOI: https://doi.org/10.1115/PVP2019-93054
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Topics: Precipitation, Quenching (Metalworking), Reactor vessels, Steel, Heat treating (Metalworking), Electron diffraction, Electron microscopes, Electrons, Irradiation (Radiation exposure), Manufacturing
Proceedings Papers

A Methodology to Assess Elbow Fittings With Localized Material Variations

Pritha Ghosh, Mandar Kulkarni, Brent Vyvial, James Ferguson
Proc. ASME. PVP2019, Volume 3: Design and Analysis, V003T03A079, July 14–19, 2019
Paper No: PVP2019-93746
DOI: https://doi.org/10.1115/PVP2019-93746
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Topics: Fittings, Pressure, Failure, Heat treating (Metalworking), Yield strength, ASME Boiler and Pressure Vessel Code, Design, Finite element model, Pipe fitting, Pipelines
Proceedings Papers

Effect of Pre-Weld Heat Treatment on Microstructure and Creep Strength of ICHAZ in Grade 91 Steel

Yiyu Wang, Wei Zhang, Zhili Feng
Proc. ASME. PVP2019, Volume 6B: Materials and Fabrication, V06BT06A014, July 14–19, 2019
Paper No: PVP2019-93315
DOI: https://doi.org/10.1115/PVP2019-93315
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Topics: Creep, Heat treating (Metalworking), Steel, Base metals, Water, Heat, Cooling, Cycles, Welding, Ductile fracture
Proceedings Papers

Analysis of the Influence of the Cooling Patterns and the Shape of the Bulges on the Levels of Stress in the Cylindrical Section of Delayed Coke Drums

Gabriel A. Vivas, Armando J. Moret, Roberto E. Bello, Luis M. Melian, Julian J. Bedoya
Proc. ASME. PVP2018, Volume 3B: Design and Analysis, V03BT03A049, July 15–20, 2018
Paper No: PVP2018-85009
DOI: https://doi.org/10.1115/PVP2018-85009
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Topics: Coke, Cooling, Shapes, Stress, Temperature gradient, Cylinders, Deformation, Temperature, Containment, Damage
Proceedings Papers

FA3 RPV Carbon Segregation Issue: Representativeness and Transferability of Sacrificial Parts

André Lefrançois, Thierry Berger, Benoît Lefever, Stéphane Marie
Proc. ASME. PVP2018, Volume 6A: Materials and Fabrication, V06AT06A069, July 15–20, 2018
Paper No: PVP2018-84487
DOI: https://doi.org/10.1115/PVP2018-84487
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Topics: Carbon, Fracture toughness, Machining, Mechanical properties, Quenching (Metalworking), Forging, Heat, Manufacturing, Reactor vessels, Uncertainty
Proceedings Papers

Creep Modeling of 9-12%Cr Ferritic Steels Accounting for Subgrain Size Evolution

Luca Esposito, Gabriel Testa, Alcide Bertocco, Nicola Bonora
Proc. ASME. PVP2018, Volume 6A: Materials and Fabrication, V06AT06A056, July 15–20, 2018
Paper No: PVP2018-84671
DOI: https://doi.org/10.1115/PVP2018-84671
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Topics: Accounting, Creep, Modeling, Steel, Damage, Damage mechanics, Equilibrium (Physics), High temperature, Metallurgy, Physics
Proceedings Papers

Flamanville EPR RPV’s Heads Carbon Segregation: Impact of the High Carbon Segregation on the Mechanical Properties of the RPV Steel

Stéphane Marie, Jérôme Demarecaux, Philippe Fichot, Mejido Hajjaj, Cecile Miller
Proc. ASME. PVP2018, Volume 6A: Materials and Fabrication, V06AT06A068, July 15–20, 2018
Paper No: PVP2018-84330
DOI: https://doi.org/10.1115/PVP2018-84330
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Topics: Carbon, Mechanical properties, Steel, Fracture toughness, Temperature, Brittleness, Failure mechanisms, Quenching (Metalworking), Tensile strength, Testing
Proceedings Papers

The Significance of Coke Resistance in Coke Drum Failures

Mahmod Samman, Brian Doerksen
Proc. ASME. PVP2017, Volume 3A: Design and Analysis, V03AT03A001, July 16–20, 2017
Paper No: PVP2017-65060
DOI: https://doi.org/10.1115/PVP2017-65060
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Topics: Coke, Failure, Shells, Cooling, Damage, Stress, Temperature gradient, Cracking (Materials), Cycles, Fracture (Process)
Proceedings Papers

Numerical Analysis of Transient Temperature Field and Thermal Stress on Coke Drum With 1.25Cr-0.5Mo Steel Based on Iterative Algorithm

Zhibing Lu, Xuedong Chen, Zhichao Fan, Jie Dong, Jinhua Zhu
Proc. ASME. PVP2017, Volume 3A: Design and Analysis, V03AT03A011, July 16–20, 2017
Paper No: PVP2017-65699
DOI: https://doi.org/10.1115/PVP2017-65699
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Topics: Algorithms, Coke, Numerical analysis, Steel, Temperature, Thermal stresses, Transients (Dynamics), Convection, Cracking (Materials), Cycles
Proceedings Papers

Probabilistic Financial Analysis of Coke Drum Life Cycle Management

Charles H. Panzarella, Edrissa Gassama, Daniel Spring
Proc. ASME. PVP2016, Volume 1A: Codes and Standards, V01AT01A037, July 17–21, 2016
Paper No: PVP2016-63670
DOI: https://doi.org/10.1115/PVP2016-63670
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Topics: Coke, Economic analysis, Life cycle management, Cycles, Maintenance, Fatigue cracks, Profitability, Cost benefit analysis, Damage, Fatigue
Proceedings Papers

Study on Metallography Test of the Steel SPV490 for Atmospheric Storage Tank After Fire

Zhou Fang, Weiwei Hu, Deyu Liu, Guanghai Li, Zhe Wang
Proc. ASME. PVP2016, Volume 1B: Codes and Standards, V01BT01A023, July 17–21, 2016
Paper No: PVP2016-63058
DOI: https://doi.org/10.1115/PVP2016-63058
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Topics: Fire, Metallography, Steel, Storage tanks, Temperature, Cooling, Brittleness, Elongation, Finishing, Heat treating (Metalworking)
Proceedings Papers

Comparison of Fatigue Property Obtained Under High Pressure Hydrogen Gas Service and Cathodic Hydrogen Charging Service

Shusaku Takagi, Hiroshi Okano, Akihide Nagao
Proc. ASME. PVP2016, Volume 6B: Materials and Fabrication, V06BT06A025, July 17–21, 2016
Paper No: PVP2016-63336
DOI: https://doi.org/10.1115/PVP2016-63336
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Topics: Fatigue properties, High pressure (Physics), Hydrogen, Mechanical properties, Steel, Cooling, Fugacity (Thermodynamics), Heat, Machinery, Quenching (Metalworking)
Proceedings Papers

Thermo-Mechanical Fatigue Life of Coke Drum Skirt Attachment Designs

Gurumurthy Kagita, Balaji Srinivasan, Penchala Sai Krishna Pottem, Gudimella G. S. Achary, Subramanyam V. R. Sripada
Proc. ASME. PVP2016, Volume 3: Design and Analysis, V003T03A048, July 17–21, 2016
Paper No: PVP2016-63111
DOI: https://doi.org/10.1115/PVP2016-63111
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Topics: Coke, Fatigue life, Thermomechanics, Design, Cycles, Transients (Dynamics), Boundary-value problems, Failure, Fatigue, Heat transfer coefficients
Proceedings Papers

Micro-Porous Coatings and Enhanced CHF for Downward Facing Boiling During Passive Emergency Reactor Cooling

Albert E. Segall, Faruk A. Sohag, Faith R. Beck, Lokanath Mohanta, Fan-Bill Cheung, Timothy J. Eden, John Potter
Proc. ASME. PVP2016, Volume 3: Design and Analysis, V003T03A088, July 17–21, 2016
Paper No: PVP2016-63014
DOI: https://doi.org/10.1115/PVP2016-63014
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Topics: Boiling, Coatings, Critical heat flux, Emergencies, Nuclear reactor cooling, Sprays, Accidents, Vapors, Vessels, Cavities
Proceedings Papers

Fracture Toughness Assessment of SA508 Gr 3 Steel for KSNP RPV Using Conventional and Bimodal Master Curve Approaches

Jongmin Kim, Minchul Kim, Kwonjae Choi, Bongsang Lee
Proc. ASME. PVP2014, Volume 6B: Materials and Fabrication, V06BT06A008, July 20–24, 2014
Paper No: PVP2014-28919
DOI: https://doi.org/10.1115/PVP2014-28919
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Topics: Fracture toughness, Steel, Electromagnetic scattering, Nuclear power stations, Quenching (Metalworking), Temperature, Welding
Proceedings Papers

Effect of Pre-Strain on Mechanical Properties of Pressure Vessel Steel Grades: Assessment of Stress Relieving / Post Weld Heat Treatments Efficiency at Regenerating Properties

Sylvain Pillot, Carole Baudin, Stéphanie Corre, Deborah Heritier, Cédric Chauvy, Lionel Coudreuse, Patrick Toussaint
Proc. ASME. PVP2014, Volume 6B: Materials and Fabrication, V06BT06A002, July 20–24, 2014
Paper No: PVP2014-28040
DOI: https://doi.org/10.1115/PVP2014-28040
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Topics: Heat, Mechanical properties, Pressure vessels, Steel, Stress, Deformation, Construction, Heat treating (Metalworking), Plates (structures), Vessels
Proceedings Papers

Coalesced Martensite in Pressure Vessel Steels

Hector Pous-Romero, Harry Bhadeshia
Proc. ASME. PVP2013, Volume 5: High-Pressure Technology; ASME NDE Division; Rudy Scavuzzo Student Paper Symposium, V005T11A004, July 14–18, 2013
Paper No: PVP2013-97099
DOI: https://doi.org/10.1115/PVP2013-97099
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Topics: Pressure vessels, Steel, Fracture toughness, Platelets, Alloys, Heat treating (Metalworking), Quenching (Metalworking), Water
Proceedings Papers

Alternative Selections of Delayed Coke Drum Materials Based on ASME Material Property Data

Milan Nikic, Zihui Xia
Proc. ASME. PVP2012, Volume 9: Rudy Scavuzzo Student Paper Symposium and Competition, 101-107, July 15–19, 2012
Paper No: PVP2012-78548
DOI: https://doi.org/10.1115/PVP2012-78548
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Topics: Coke, Materials properties, Damage, Finite element analysis, Maintenance, Quenching (Metalworking), Stress, Boilers, Cladding systems (Building), Cracking (Materials)