first of all thank you for your reply. secondly i am sorry to interrup you by sending you message directly.
Basically i want to add water in order to avoid the stress cracking corrosion.
Background is we are producing ammonia in large quantity some is used for fertilizer manufacturing while excess is going to export through ocean tanker.
The temperature of liquid ammonia loading in the ocean tanker is -33 deg C. We want to inject water in this cold ammonia line. There are two lines one is loading line from storage tank to tanker while other is vapor return line to storage tank because some boil off occur during loading. I foresee following concern regarding this modification
1) Addition of demin water in cold ammonia can be freeze in any case.
2) dosing of water would heat the liquid ammonia to some extend, due to temperature difference of two fluid
You are rite we are not using the liquid ammonia as refrigerant but we have BOG compression system at storage area which has certain capacity. I need to verify the impact of this modification on our BOG compression system.
In addition i have already submit my query in new thread in professional Industrial Forum as " Ammonia Injection water"
i hope you understand my query.
thank you
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Water Injection In Liquid Ammonia
Started by Guest_talha_*, Apr 13 2009 10:49 PM
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Guest_talha_*
Posted 13 April 2009 - 10:49 PM
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