Recent content by MP2012

The valve is isolating flare header from alternate flare. It didn't close.

It didn't work at one point. What could be the alternate? The flare line is coming from flare Knock out drum, so I belive there should not be any possibility of debris.

Hello Everyone, We have a alternate flare header with flare for in Refinery which is isolated with knife gate valve, is it correct type of valve for isolating flare? Appreciate your input, comments and suggestions.

My understanding for PSV for Anhydrous Ammonia Storage is not orifice size based on API 526. It is a speciality item as shown here in the attached vendor catalogue. It is based on surface area of tank. Please correct me if I am wrong...

Thanks everyone for your valuable input.

Thanks Ghartmann for your comments. I talked to Fabricator regarding it and he mentioned that it's a two port spring loaded valve which is slightly different than API orifice designate PSVs. I did calculation using API method, which gives me Orifice Size J. There is already one tank installed...

Thanks GHartmann I don't have ANSI K61.1 or equivalent CGA G-2.1. Appreciate if you could provide it. I need procedure to size or specify PSV based on Anhydrous Ammonia Storage Tank Size

Thanks Latexman. It is in Canada, Don't know what is Table H applies to in the standard you mentioned. For fire case, should I follow API procedure? Appreciate if you could guide me more in this regards.

Need to size PSV on Anhydrous Ammonia Storage Tank. Is fire case is credible scenario for Anhydrous Ammonia? Thanks for your inputs.