1、 Building a Better Grid:HOW GRID-ENHANCING TECHNOLOGIES COMPLEMENT TRANSMISSION BUILDOUTS PREPARED BY T.Bruce Tsuchida Linquan Bai Jadon M.Grove The Brattle Group Building a Better Grid B|i NOTICE This white paper was prepared for the WATT Coalition.All perspectives and opinions are the authors and

2、do not necessarily reflect those of The Brattle Group,its clients,or other consultants.However,we are grateful for the valuable contributions of many consultants of The Brattle Group,including John Tsoukalis as a peer reviewer.The authors would like to thank the WATT Coalition and their members for

3、providing their insights,experience,and data on the corresponding technology options,which were invaluable in developing this whitepaper.Where permission has been granted to publish excerpts of this white paper for any reason,the publication of the excerpted material must include a citation to the c

4、omplete white paper,including page references.Please direct any questions or comments to T.Bruce Tsuchida:Bruce.T.Copyright 2023 The Brattle Group,Inc.Building a Better Grid B|ii TABLE OF CONTENTS Executive Summary.3 Introduction.6 Complementary Benefits of GETs at Different Stages of Transmission E

5、xpansion.10 A.Before Construction.12 B.During Construction.15 C.After Construction.18 GETs as Part of the Solution.21 A.GETs for Future Planning.21 B.GETs Under Severe Conditions.25 Conclusion.27 Glossary.29 Building a Better Grid B|3 Executive Summary _ The U.S.energy industry is going through a ma

6、ssive transition,partially driven by decarbonization initiatives that significantly increase renewable generation resources.The preferred locations for many of these new resources are often in remote areas far from consumption.The emergence of clusters of these remote resources inevitably leads to t