长期以来 ,电力部门削峰填谷的眼睛只盯着大中工业用户 ,目前上海市又在一些家庭试行“峰谷电价”。据介绍 ,对于“峰谷电价”进入家庭 ,主管单位有两种设想。Ａ方案 :以每月用１００或１５０千瓦时为“底度” ,超过“底度”的部分电费减半。如目前每千瓦时电价为０．６１元 , For a long time, the peaks and valleys of the power sector have been staring at large and medium-sized industrial users. At present, Shanghai has also conducted trials of peak-valley electricity prices in some homes. According to reports, for the “peak-valley electricity price” to enter the family, the competent authorities have two ideas. Plan A: Use 100 or 150 kilowatt-hours per month as the “bottom,” and cut the electricity bill above the “bottom” by half. If the current electricity price per kilowatt-hour is 0.61 yuan,