Short supplies of crucial equipment stymie changes to US electricity grid

Whether you want renewable energy, fossil fuel power plants, data centers or reduced storm vulnerability, it will require equipment that’s hard to make out of materials that are hard to get.

美国电网升级与新增电源都依赖大型电力变压器，但这类设备交付周期已超过三年、需求成倍增长。取向电工钢与铜等关键材料产能有限，使短缺难以短期缓解，业界提出标准化设计与电网增效技术等应对方案。