IIW International Conference 2012

Welding for Repair and Life Extension of Plants
and Infrastructure
Thursday and Friday, July 12-13, 2012
09:00 – 17:00

Tentative Program

Welcome and Opening Remarks
H. Castner

Houdremont Lecture: Welding and Materials Considerations for Repair and Life Extension
Dr. Carl D. Lundin, University of Tennessee

Session 1 – Design and Risk Assessment for Repair
(Thursday morning)

• Fracture Mechanics Based Life Assessment Procedures for Weldments Containing Residual Stresses
  K. Nikbin, Imperial College London
• The Future Role of NDT as Part of Predictive Maintenance Strategies in Lifetime and Ageing Management – More Than Only a Quality Tool to Control Repair
  Dr. Gerd Dobmann, Fraunhofer-IZFP, Germany
• Residual Stress Improvement Techniques for Weld Repairs: Basic Principles and Practical Applications
  Dr. Pingsha Dong, University of New Orleans

Session 2 – Automated Repair Procedures
(Thursday afternoon, parallel with Session 3)

• Advanced Programming Techniques for Robotic Weld Repair of Worn Components
  John Norrish, Zengxi Pan, Nathan Larkin, University of Wollongong, Australia
• Pulsed-Laser Deposition Repair of Directionally-Solidified Superalloy Blades
  Dr. Leijun Li, Andrew Deceuster, and Sam Zhang, Utah State University
• Advances in Automated Tube & Pipe Repair Welding
  Robert Tollett, Liburdi Automation Inc.
• Remote Hyperbaric Welding for Hot Tapping into Subsea Pipelines
  Dr. David Yapp, Neil Woodward, Kjell Edvard Apeland, Jan Olav Berge, Richard Verley, and Mike Armstrong, Cranfield University

Session 3 – Repair and Life Extension of Power Generation Plant and Equipment
(Thursday afternoon, parallel with Session 2)

• Experiences in In-situ Repair Welding of Steam Turbine Shrouds and Blades
  Dr. Baldev Raj and A.K. Bhaduri, Indira Gandhi Centre for Atomic Research
• Metallurgical and Computational Design of Welding Consumables for High Irradiation Environments
  Dr. D. L. Olson, S. S. Drera, W. A. Good, T. W. Koenig, and J. C. King, Colorado School of Mines
• Nuclear Power Plant Repair
  Peter Nerman, Forsmark Kraftgrupp AB, FRMQ
• Application of Novel Repair Methods to Gas Turbine Engine Components
  Dr. Jerry E. Gould and Nick Kapustka, EWI

Sesson 4 – Repair and Life Extension of Power Generation Plant and Equipment – II
(Thursday afternoon, parallel with Session 5)

• Solutions for Repair of Creep Strength Enhanced Ferritic Steels
  Dr. Jonathan Parker, Electric Power Research Institute (EPRI)
• Life Extension of Power Plant Components through Repair Welding
  Dr. Bilal Dogan, Electric Power Research Institute (EPRI)
• Welding Consumables for Advanced Boron-Cobalt Alloyed 9%Cr-Mo Creep Resisting Steel for Power Generation
  Dr. Zhuyao Zhang, Metrode Products Limited
• Effective Repair of Industrial Gas Turbine Blades and Vanes Utilizing Welding and Diffusion Brazing
  Dr. Warren Miglietti, PSM, an Alstom Company

Session 5 – Repairs for Cyclical Service
(Thursday afternoon, parallel with Session 4)

• Retrofitting Engineering for Fatigue Damaged Steel Structures
  Dr. Chitoshi Miki, Tokyo Institute of Technology
• Residual Stresses in Stainless Steel and Ferritic Steel Weld Repairs
  P. Hurrell, C. Gill, D. Hodgson, B. Pellereau, S. Garwood (Rolls-Royce) and M. Smith (EDF-British Energy)
• Repairs for Offshore Structures
  John Bruskotter, Bruskotter Consulting Services, LLC
• Fracture Mechanics Assessment of a Failure Case at a Steel Tower of a Wind Energy Converter
  Dr. A. Hobbacher, University of Applied Sciences Wilhelmshaven

Session 6 – Repair for Energy Applications
(Friday morning, parallel with Session 7)

• Factors Affecting Repair of Hydrogen Charged Vessels
  Richard Pargeter, TWI
• The Evolution of Predicting Burnthrough for In-service Welding
  M. A. Boring, EWI
• Control of Hydrogen Cracking for In-Service Repair of Pipelines
  William A. Bruce, Det Norske Veritas (U.S.A.), Inc.

Session 7 – Codes and Standards
(Friday morning, parallel with Session 6)

• Qualifying Repairs for High Temperature Service
  William F. Newell, Jr., W. F. Newell & Associates, Inc.
• Qualifying Repair Procedures - Temporary and Permanent
  Walter J. Sperko, Sperko Engineering Services, Inc.
• How International Marine Codes View Repairs
  David Miller, ABS

Session 8 – Repair of Machinery and Equipment
(Friday afternoon, parallel with Session 9)

• Field Repair of Welded Structure Mining and Construction Equipment Applications
  Glenn Forthofer, Kevin Stump, Jim Forck, Howard Ludewig, Caterpillar, Inc.
• Recent Advancements in Weld Repair of Aluminum Structures for Naval Applications
  Maria Posada, Kimngoc Tran, and Johnnie J. DeLoach, Naval Surface Warfare Center Carderock Division
• A Systematic Approach for Maintenance and Repair Welding
  Phillip I. Temple, eNergy Wise Consulting, LLC

Session 9 – Repair of Special Materials
(Friday afternoon, parallel with Session 8)

• Failure of Dissimilar Welds at High Temperature: Causes and Cures
  Dr. J.N. DuPont, Lehigh University
• The Repair of Aluminum Structures
  Tony Anderson, Miller Electric Mfg Co.
• Weld Overlay Repair of Stainless Steel Piping for Nuclear Applications
  Dr. John C. Lippold, The Ohio State University

Final Plenary Session – Expert Panel Q&A on Repairs
(Friday afternoon)
Chaired By Dr. Martin Prager