Recentlg there has been a dramatic increase in the application of continuous Vacuum pans in sugar mills all over the world, because of its favorable boiling performance.

By using ultrasonic level sensor to control crystallization level, crystallization effect has been improved. The quality of glucose product has been improved.

Paper combined such factors as the volume of retort, the reaction rate and the mass of produced magnesium, and calculated the crystal location of magnesium and sodium.