Texas-based Quidnet Energy, for example, has developed a pumped storage system that forces water underground, holds it amid rock layers and releases it to power turbines.

例如，总部位于德克萨斯州的Quidnet Energy开发了一种抽水蓄能系统，将水注入地下，在岩层中储存，然后释放出来驱动涡轮机。