NREL：2024维护电网可靠性-可再生能源集成研究的启示报告（英文版）

In 2023, clean energy resources (including renewables and nuclear power) provided about 41% of electricity in the United States, with more than 16% of total generation provided by wind and solar—called “variable” renewable energy sources because of their daily and seasonal fluctuations in availability (U.S. Energy Information Administration 2024). The bulk power system, which supplies and transmits electricity, maintained high reliability throughout the year, showing that grid reliability is