To deal with it, a novel prediction approach based on T-S model is proposed.In the approach, the overall fouling is separated into two parts: hard fouling and soft fouling.

• 该方法将污垢分解为软垢和硬垢两部分，并采用两个T-S模糊模型分别描述软垢和硬垢的变化趋势，进而通过二者的结合获得较为精确的污垢预测。