What is the principle of action of the DEAR Liquid air separation unit (section-2 or section-3 valve) and how does it work?

What impact does the air volume of the air separation equipment have on the distillation tower?

There are several considerations for the maintenance of the oil cooler as follows. 1.The cooling water is purified fresh water. 2.To prevent scaling and improve the heat transfer coefficient, the cooling water temperature should be as low as possible and the water flow rate should be as large as possible. 3.In the cold season, in order to prevent the cooler heat transfer tube from freezing a...