Secondly, fuzzy theory and fuzzy control is introduced generally. Then, the computer control system of electrolytic cleaning line and brush roll motor current load fuzzy control system are designed.

According to the analysis of the mathematical model using for load forecasting, an on-line load forecasting system is designed.

Research purposes: According to the characteristics of passenger dedicated railway line on conformation, load, durability, inspection function and appearance, the reasonable abutment is designed.