Coal ash is added into dewatered sludege to composte,experiments show that sludge grain is slacken?ventilation is free,temperature rise quickly?composting quality is good.

• 将粉煤灰加入脱水污泥中进行联合堆肥,试验结果表明:污泥颗粒疏散、通风性能好,堆肥升温快、腐熟效果稳定。