The residual activated sludge from a wastewater treatment plant, Wuhan was hydrolyzed under different water volume, reaction temperature and catalyst in order to prepare protein hydrolysate.

• 以武汉市污水处理厂剩余活性污泥为原料,在不同加水量、温度和催化条件下水解制备水解蛋白质,并通过正交试验优化了剩余污泥水解的反应条件。