目前甘肃3000千瓦以上燃煤电厂装机167.6万千瓦,91年烧煤614.4万吨、排放粉煤灰122.1万吨,排灰场占地5.2万亩。91年粉煤灰综合利用率为64%,利用量为77.9万吨,为90年的1.4倍,其中建工、建材用灰28.3万吨,为90年的9.4倍,腾库拉灰填沟造地用灰49万吨,代替水泥充填矿井用灰0.6万吨。 At present, Gansu Province has more than 3,000 kilowatts of coal-fired power plants with 1.676 million kilowatts installed, 91.44 million tons of coal burned in 1991, and 12.21 million tons of fly ash, and an area of ​​52,000 acres of ash dumps. In the year of 91, the comprehensive utilization rate of fly ash was 64%, and the utilization was 779,000 tons, which was 1.4 times of 90 years, of which 283 thousand tons of ash was used for construction and building materials, which was 9.4 times that of 90 years. 490,000 tons of ash were used to replace the cement, and 6,000 tons of ash was used to fill the mine.