污泥、粉煤灰在大同煤矸石山复垦中的研究与应用

Research and application of sludge and fly ash in the reclamation of Datong Coal Gangue Dump

针对大同矿区煤矸石堆场复垦时客土肥力低的情况,把煤矸石、粉煤灰和污泥以一定比例混合,配成混合基质,用于煤矸石山复垦。是一种经济、实用和因地制宜处置污泥、粉煤灰的首选,是拓宽处理日益增多的污泥、粉煤灰的又一应用领域,是恢复煤矸石山生态的必要方法。

Be Aimed at low soil fertility in the reclamation of coal gangue dumps in Datong mining area,mix coal gangue, fly ash and sludge in a certain proportion, mixed matrix, for coal gangue dumps reclamation, it can solve the problem of It is the first choice for disposing sludge and fly ash economically, practically and according to local conditions,and it is another application field for widening the treatment of increasing sludge and fly ash, it is a necessary method to restore the ecology of coal gangue dump.