湖南省涟源县小水电站的升压主变压器一般都用配电变压器代用,结果使发电机的运行电压也随电网电压的升高而升高,从而使发电机的无功出力受到限制。根据1984年底统计,全县欠发无功电量3,975万 Lianyuan County, Hunan Province, the small hydropower transformer main transformer substations are generally used substation transformer, the result of the generator operating voltage also increases with the grid voltage increases, so that the generator reactive power output is limited. According to the statistics at the end of 1984, the county owed 39.775 million yuan of unused electricity