The Affect Of Cooling Troubles On Chemical Pumps

The transportation of substantial-temperature medium puts increased necessities over the composition, elements and auxiliary procedure of your pump. Let us mention the cooling demands of different temperature modifications and the organization's relevant pump form:



one. For media using a temperature reduce than 120°C, there will likely be no Exclusive cooling technique, as well as the medium itself is useful for lubrication and cooling. For example DFL (W) H chemical pump, DFL (W) PH shielding chemical pump (safety level of shielded motor really should exceed H grade when over ninety°C); and DFCZ frequent type and IH chemical pump can use temperature to undertake suspension construction The higher limit is a hundred and forty°C ~ one hundred sixty°C; IHF lining fluorine pump can be used as many as 200°C; only CQB everyday magnetic pump use temperature isn't going to exceed 100°C. It can be well worth mentioning which the medium that is not difficult to crystallize or consists of particles need to be Outfitted which has a sealing surface area flushing line (built using an interface).



two. For mediums over a hundred and twenty°C and beneath three hundred°C, a cooling chamber shall be provided about the pump cover. The sealing chamber shall also be linked to the coolant (with double mechanical seal), when the coolant is just not permitted to penetrate in to the medium. It ought to be taken just after cooling its very own medium (is usually realized by basic warmth exchanger).



three. For high temperature medium previously mentioned three hundred°C, not only the pump head portion really should be cooled, but additionally the suspension bearing chamber really should be Geared up having a cooling technique. The pump composition is generally in the form of a central guidance. The mechanical seal is if possible a metal bellows kind, but the petrochemical process pump value is significant ( The worth is more than 10 instances that of a standard device seal).