Back to Top
NETL Logo

About

Mission and Overview Visit NETL Contact NETL Key Staff History Awards and Recognition Environmental Quality NETL Logo

News and Events

News Stories Events Conference Proceedings

Education

Internship & Fellowship Programs STEM Education and Outreach

Research and Programs

Carbon Management Point Source Carbon Capture Carbon Dioxide Removal Carbon Dioxide Conversion Carbon Transport & Storage Hydrogen with Carbon Management
Resource Sustainability Methane Mitigation Technologies Minerals Sustainability Natural Gas Decarbonization and Hydrogen Technologies Advanced Remediation Technologies Energy Asset Transformation
Core Competencies Computational Science and Engineering Energy Conversion Engineering Geological and Environmental Systems Materials Engineering and Manufacturing Strategic Systems Analysis and Engineering Program Execution and Integration
Featured Infrastructure Direct Air Capture Center Hydrogen Research & Development METALLIC
Key Lab Initiatives Advanced Alloys Signature Center (AASC) Science-based Artificial Intelligence and Machine Learning Institute (SAMI) Center for Microwave Chemistry (CMC) Center for Sustainable Fuels and Chemicals (CSFC)
Energy Technology Development Office of Energy Efficiency and Renewable Energy Battery Workforce Initiative Cybersecurity, Energy Security, and Emergency Response Office of ElectricityGrid Resilience
University Training & Research Historically Black Colleges and Universities and Minority Serving Institutions Program University Carbon Research Program
Methane Emissions Reduction Program (MERP)

Business

Work with Us

business researcher image
Solicitations and Funding Opportunities Infrastructure Investment and Jobs Act Prizes and Challenges Careers Business Forms Site Support Electronic Reading Room Unsolicited Proposals Available Property Partnering with NETL Regional Workforce Initiative City of Pittsburgh MOU Small Business Corner
Technology Transfer Agreements Licensing Success Stories Available Technologies FAQ

Library

Explore our Library

business researcher image
Approved Categorical Exclusions Environmental Assessments Environmental Impact Statements Oil and Gas Projects Summaries NETL Fact Sheets NETL Newsletters Publication Search Energy Data Exchange (EDX) FECM External R&D Final Technical Reports Project Landing Page Summary Information for External R&D Awards Technical Reports Series (TRS) Peer Review Reports
Energy Analysis Search Energy Analysis Search Unit Process Library

PROCEEDINGS - Evaluation of Welding Issues in High Nickel and Stainless Steel Alloys for Advanced Energy Systems

Session I - Materials Application in DOE Energy Systems

Overview of DOE Energy Systems: Fossil Energy Power Systems
Rich Dennis, National Energy Technology Laboratory

Energy Efficiency and Renewable Energy Power Systems
Rajgopal Vijaykumar, DOE Office of Energy Efficiency and Renewable Energy

Recent Developments in the Welding of Alloy 740H
Jack Debarbadillo, Special Metals

STEP Heater Fabrication: Welding of Inconel 740H
Matt Hauth, Optimus Industries LLC

Session II - Invited Presentations on Welding

Mechanical Failure Risk Analysis and Management for In-Service CSP Nitrate Hot Tanks
Judith Vidal, National Renewable Energy Laboratory
Zhenzhen Yu, Colorado School of Mines

Power Generation Industry Experience: Relaxation Cracking and Strain Induced Precipitation Hardening (SIPH) Failures
John Shingledecker, EPRI
John Seifert, EPRI

Challenges Obtaining and Implementing Welding Alloys for High Temperature Stainless and Super Nickel Steel Weldments
Bill Newell, Euroweld Ltd.

Microstructure and Mechanism Based Lifetime Predictions in Stress Relief Cracking of SS347 Weldment Under Complex Thermomechanical Conditions
Zhili Feng, Oak Ridge National Laboratory

Metallurgical Phenomena Related to the High Temperature Performance of Dissimilar Metal Welds Between Austenitic and Ferritic Alloys
Boian Alexandrov, Ohio State University

Performance of Dissimilar Metal Welds in Supercritical CO2 Power Cycle Conditions
Omer Dogan, National Energy Technology Laboratory

Session III - Panel Discussion – Assessment of Weldability Issues and Potential Pathways to Cracking Control

Panelists:
Michael Phillips, Aecon-Wachs
John Shingledecker, EPRI
Zhili Feng, Oak Ridge National Laboratory
Boian Alexandrov, Ohio State University
Judith Vidal, National Renewable Energy Laboratory
Bill Newell, EuroWeld Ltd.

Next Steps
Rich Dennis, National Energy Technology Laboratory
Kamala Raghavan, DOE Office of Energy Efficiency and Renewable Energy