The application of control system PLC to the separation of salt and caustic soda
Jian Zhang · Chlor-alkali Industry · 2003
The application situations of control system PLC in the diaphragm caustic soda evaporation system,such as its control performance,software structrue and hardware stucture,were introduced.After adopting this control system,the efficiency of separation of salt and caustic soda had been increased,and the labour intensity and running cost had been decreased.