A novel equivalent value tariff for reactive power is built to answer for the peculiarity of reactive power cost, and its price mechanism has features of market justice, emphasizing recovery to reactive power investment and restraining price aiguille. 提出的无功等值电价为无功电量电价和容量电价之和,该定价方法符合无功成本特征,其价格机制具有市场公平性、注重无功投资回报和抑制价格尖峰的特性。