Based on seepage control measures of red mud piled field at present,the paper discusses the environment capacity of area groundwater to red mud ash water and the daily infiltration capacity of red mud ash water under the situation of controlling seepage measures,and assesses the seepage control measures and the infection which the piled field brings to groundwater quality on steady.

Complexes of calcium in ash water are analyzed in this paper.

Treatment for harm of flushing ash drainage to environment;

Scale inhibition and prevention in closed circulation system of ash-sluicing water of coal-fired power plant;

Test of using paper-making wastewater as ash-sluicing water in power plant;