Right now they are exploring ways to control air conditioning demand directly at the transformer substations. Without affecting the efficiency of the air conditioning, they want to control things so that air conditioners have only their fans running for fifteen minutes out of each peak hour. "This is a rationing method in which both the power company and consumers can come out ahead," says George Hsu.
台電也察覺到限電方式需要更「精緻」，目前正研究如何從變電所直接去控制家戶空調，在不影響冷氣效率下，尖峰時間將冷氣每小時轉換成送風十五分鐘，「這就是電力公司與消費者雙贏的限電方式」，許志義說。