Fredrich Kahrl

Publications

Viewing 25 of 29 publications

2026

Kahrl, Fredrich, and Natalie Mims Frick. Speed to Power: Solutions for Accelerating Large Load Connections. 2026.

Rand, Joseph, Anna Cheyette, Chris Talley, Steven Zhang, Will Gorman, Ryan H Wiser, Joachim Seel, Seongeun Jeong, and Fredrich Kahrl. U.S. Interconnection Queue Data Through 2025: Complete Interconnection Request Dataset and Summarized Data Workbook. 2026.

Kahrl, Fredrich, Jennie Jorgenson, Lawryn Kiboma, Dev Millstein, Natalie Mims Frick, and Brian Sergi. "Getting brighter: Impacts of improved day-ahead solar forecasts in high-solar, high-storage electricity systems." Renewable Energy 259 (2026) 125104.

Pre-print Journal Article PDF

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Kahrl, Fredrich. "DOE Energy Innovator Fellows informational webinar: Transmission Basics." 2026.

Welcome Slides PDF

Presentation PDF

2025

Rand, Joseph, Nick Manderlink, Steven Zhang, Chris Talley, Will Gorman, Ryan H Wiser, Joachim Seel, Julie Mulvaney Kemp, Seongeun Jeong, and Fredrich Kahrl. "Queued Up: 2025 Edition, Characteristics of Power Plants Seeking Transmission Interconnection As of the End of 2024." 2025.

Sergi, Brian, Jennie Jorgenson, Lawryn Kiboma, Zack Jensen, Dev Millstein, Natalie Mims Frick, and Fredrich Kahrl. Solar and Storage Integration in the U.S. Southeast: Implications for Resource Adequacy. 2025.

Kahrl, Fredrich, Josh A Schellenberg, Lisa C Schwartz, Diana Rucavado Rojas, Brittany Tarufelli, Kyle Wilson, and Juliet Homer. "Transmission Cost Allocation Practices." 2025.

Technical Brief PDF

2024

Gorman, Will, Julie Mulvaney Kemp, Joseph Rand, Joachim Seel, Ryan H Wiser, Nick Manderlink, Fredrich Kahrl, Kevin Porter, and Will Cotton. "Grid connection barriers to renewable energy deployment in the United States." Joule (2024) 101791.

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Kahrl, Fredrich, Jennie Jorgenson, James Hyungkwan Kim, Lawryn Kiboma, Dev Millstein, Natalie Mims Frick, and Brian Sergi. Solar and Wind Forecast Error Reserve Sharing in a Multi-Utility Region. 2024.

Kahrl, Fredrich, Jennie Jorgenson, Lawryn Kiboma, James Hyungkwan Kim, Dev Millstein, Brian Sergi, and Natalie Mims Frick. Solar and Storage Integration in the Southeastern United States: Economics, Reliability, and Operations. 2024.

Resource Portfolios Used in the Analysis (Installed Capacity by Balancing Area) CSV

Presentation PDF

Gorman, Will, Joseph Rand, Julia Matevosyan, and Fredrich Kahrl. Transmission Interconnection Roadmap: Transforming Bulk Transmission Interconnection by 2035. 2024.

2023

Kemp, Julie Mulvaney, Joachim Seel, Joseph Rand, Dev Millstein, Fredrich Kahrl, Will Gorman, Ryan H Wiser, Will Cotton, and Kevin Porter. "Interconnection Cost Analysis in the NYISO Territory." 2023.

Technical Brief PDF

Relf, Grace, Joy Wang, Fredrich Kahrl, Paul De Martini, Caitlyn Edmundson, Rob Peterson, Sean Morash, Brad Borum, Tim Woolf, Jennifer Yoshimura, Sarah Hall, Tera Dornfeld, Josh L Bode, Megan Gilman, Robert Peterson, Lisa C Schwartz, James Lester, and Nick Sayen. "PUC Peer-Sharing Webinars on Integrated Distribution System Planning." 2023.

February 27 – Evaluating Cost-Effectiveness of Grid Modernization Investments

March 20 - Forecasting Loads and Distributed Energy Resources

April 10 - Reviewing Utility Distribution Plans: Kick-off presentation

April 10 - Reviewing Utility Distribution Plans: Michigan PSC

April 10 - Reviewing Utility Distribution Plans: Indiana URC

May 1 - Advancing Equity Considerations in Distribution System Planning

May 22 - Non-Wires Alternatives: Kick-off presentation

May 22 - Non-Wires Alternatives: Colorado PUC

May 22 - Non-Wires Alternatives: California PUC

June 12 - Developing Requirements for Utility Distribution Plans

2022

Abhyankar, Nikit, Jiang Lin, Fredrich Kahrl, Shengfei Yin, Umed Paliwal, Xu Liu, Nina Khanna, Amol A Phadke, Qian Luo, David Wooley, Mike O’Boyle, Olivia Ashmoore, Robbie Orvis, and Michelle Solomon. Achieving an 80% Carbon Free Electricity System in China by 2035. 2022.

Report PDF (English)

Report PDF (Chinese)

Barbose, Galen L, Mark Bolinger, Cristina Crespo Montañés, Sydney Forrester, James Hyungkwan Kim, Fredrich Kahrl, Andrew D Mills, Dev Millstein, Bentham Paulos, Joseph Rand, Cody Warner, and Ryan H Wiser. Batteries Included: Top 10 Findings from Berkeley Lab Research on the Growth of Hybrid Power Plants in the United States. Ed. Joachim Seel and Will Gorman. 2022.

2021

Kahrl, Fredrich, Shruti M Deorah, Lakshmi Alagappan, Paul M Sotkiewicz, and Nikit Abhyankar. Policy and Regulatory Recommendations to Support a Least-Cost Pathway for India’s Power Sector. 2021.

Shen, Bo, Fredrich Kahrl, and Andrew Satchwell. "Facilitating Power Grid Decarbonization with Distributed Energy Resources: Lessons from the United States." Annual Review of Environment and Resources 46:349-375 (2021).

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Kahrl, Fredrich, James Hyungkwan Kim, Andrew D Mills, Ryan H Wiser, Cristina Crespo Montañés, and Will Gorman. Variable Renewable Energy Participation in U.S. Ancillary Services Markets: Economic Evaluation and Key Issues. 2021.

Dai, Fan, Fredrich Kahrl, Jessica Gordon, Jennifer Perron, Yuqing Zhu, Rawley Loken, Amber Mahone, Nina Khanna, Nan Zhou, and Lynn K Price. Getting to Net Zero - U.S.-China Framework And Milestones For Carbon Neutrality. 2021.

Kahrl, Fredrich. All-Source Competitive Solicitations: State and Electric Utility Practices. Ed. Lisa C Schwartz. 2021.

Presentation PDF

Kahrl, Fredrich, Jiang Lin, Xu Liu, and Junfeng Hu. "Sunsetting coal power in China." iScience 24.9 (2021) 102939.

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Hu, Junfeng, Qingyou Yan, Fredrich Kahrl, Xu Liu, Peng Wang, and Jiang Lin. "Evaluating the ancillary services market for large-scale renewable energy integration in China’s northeastern power grid." Utilities Policy 69 (2021) 101179.

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2019

Hu, Junfeng, Qingyou Yan, Xingmei Li, Zhong-Zhong Jiang, Fredrich Kahrl, Jiang Lin, and Peng Wang. "A cooperative game-based mechanism for allocating ancillary service costs associated with wind power integration in China." Utilities Policy 58 (2019) 120–127.

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Lin, Jiang, Fredrich Kahrl, Jiahai Yuan, Xu Liu, and Weirong Zhang. "Challenges and strategies for electricity market transition in China." Energy Policy 133 (2019) 110899.

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