Disintegration of sludge should be treated at high electric power and long time. In experiments,the sludge is treated continuously for 20min at 250W. Increasing value of COD is about 1600mg/L.

• 污泥破解应在高功率长时间下进行,本实验在250W的功率下连续处理20min,COD的增加值达到近1600mg/L;