Contact catalyst vendor or licensor who has supplied the catalyst
Only they will be able to give info about this.
As not all catalyst can be regenerated it depends on catalyst type, process etc...etc.....
jehar (Mechanical) May 11, 2003
Direct fired heaters can and are designed and manufactured for either positive of negative draft.
...........
Heaters with positive draft??
Kindly give more info about such heaters.....
means services in which these are used... how the heater casing sealing is...
Firstly why heater is operated at slightly negative pressure ??
This is to ensure that Hot flue gases inside the heater does not leak in to the surrounding atmosphere. there by making it possible for operator to work around.
Heater casing can not be 100% air tight.
Hence bcoz of draft inside the...