2023 Workshop

The SF₆ Emission Reduction Partnership for Electric Power Systems and the National Electrical Manufacturer’s Association SF₆ & Alternatives Coalition co-hosted the 2023 Workshop on SF₆ Emission Reductions and Alternatives on July 25-26, 2023, in Salt Lake City, Utah.

Full agenda and program:   2023 Workshop Program (pdf) (2.15 MB, 7/21/2023)

Session 1: Considerations for Transitioning from SF₆ to Alternatives

• Lauren Aepli, US EPA  Welcome and Partnership Update (pdf) (2.37 MB)
• Vacuum and Clean Air Technologies Panel (Meiden American Switchgear, Siemens Energy, Mitsubishi Electric Power Products)
• Alternative Gas Technologies Panel (GE Renewable Energy, Hitachi Energy, S&C Electric Company, DILO)
• Neil Gwinnutt, EMT UK  Insulating Gas Analysis Considerations for Transitioning from SF6 to Alternatives (pdf) (1001.81 KB)
• Robert Laverne, Concorde Specialty Gases  SF6 Supply Chain Overview and Status (pdf) (807.62 KB)

Session 2: Considerations to Meet Regulations and Reporting Requirements

• Deborah Ottinger, US EPA  SF6 Emission Trends (pdf) (1.11 MB)
• Deborah Ottinger, US EPA  A Refresher on the Mass Balance Approach (pdf) (432.54 KB)
• Deborah Ottinger, US EPA   Review of Proposed Amendments to Greenhouse Gas Reporting Program (pdf) (431.38 KB)
• Jonathan Stewart, NEMA  Review of State and Industry Activities Related to SF6 and Gas Alternatives (pdf) (2.15 MB)
• Cindy Parsons, Los Angeles Department of Water and Power  Feedback on Implementation of the New GIE Nameplate Adjustment Procedure (pdf) (686.54 KB)
• Rafael Derencio, WIKA Instruments  Online Monitoring for Preventive/Predictive Maintenance on Alternative Gas Systems (pdf) (1.55 MB)
• Dan Schiffbauer, Toshiba International Corporation  Update on Industry Standards (pdf) (1.81 MB)

Session 3: Best Practices for Emission Reductions

• Mark Christensen and Hrishikesh Dalvi, Southern California Edison  Advancements in SF6 Emission Reductions (pdf) (5.03 MB)
• Chris Barrett, DILO  Reshaping The Grid Through Gas Stewardship: How Insulating Gas Reconditioning and Recycling Can Lower Your Carbon Footprint (pdf) (7.12 MB)
• Linus Farias and Tom Rak, Net Zero Strategies  Lessons Learned from a Utility Program to Minimize Leakage and Eliminate SF6-Gas Use in Gas Insulated Equipment (pdf) (1.19 MB)
• Closing Remarks, Jonathan Stewart 

Product Education Sessions

• Workshop participants were able to attend up to four vendor-sponsored breakouts to learn about and discuss emission reductions and SF₆-alternative technologies. 
• Full details for the sessions:  Product Education Sessions (pdf) (305.08 KB)  

The U.S. Environmental Protection Agency does not endorse the products, services, or enterprises of non-federal entities, including those in this workshop.