Can a PSV be eliminated if an open path exists to another vessel having a PSV sized for both vessels? The open path is a section of pipe that can easily handle the required relief rate. Pressure drop through pipe would require adjustment of PSV setpoint on the second vessel. Is there a...
If I drop condenser temp by switching from air to cooler tower water on the condenser of my HVAC unit, will I get a lower evap temp? I'm trying to get a lower cooling temperature on my process fluid that I am cooling. Thanks!
Does anyone have a good document on radiography of castings? I need to write a QA/QC document for casting radiography requirements for valves for my purchasing dept. Decyphering the various standards has been difficult. THANKS!!
Does anyone have a good document on QA/QC for valve casting radiography? I'm trying to write one for my company and it is difficult decyphering the various standards. THANKS
I am familiar with a few code cases. Can someone explain to me how you apply for one? Is there a website somewhere that has the required paperwork?
Thanks!!
I have several new coded vessels. The outlet nozzle is actually quite long (6 feet) due to fit up requirements. I need to weld on this "pipe" prior to the first flange/nozzle. Is this pipe considered to be part of the vessel falling under code repair requirements, or can it be...
Any thoughts on how to calculate the capacity of a flare? I know how much natural gas I can feed and the dimensions of the flare and piping, as well as the waste gas composition. I would like to know the max capacity of the flare. Thanks!
I'm looking for some valve manufacturers within North America that manufacture bellows sealed double containment valves for toxic gas service. Any recommendations?
I have an existing single wall piping system and I would like to convert to double containment for toxic gas service. I am familiar and have installed double walled piping systems, but in this case I would like to keep the existing single walled system due to cost and down production time. The...
Where can I find simple thumbrules on column design for binary gas/liquid operations? I'm trying to verify proper operations of a gas scrubber (packed column) for a solvent recovery system. Thanks!
Does anyone have a good, simple procedure for preparing new equipment for chlorine service (heat exchanger, piping)? I know that all the debris, oils, etc from fabrication must come off, but what is the easiest way to do this? Thanks!
Anyone know of a good headhunter for the Western area of the US? Namely, Montana, Idaho, Wyoming, Utah area? I'm a chemical engineer looking for a change! I know there's not much industry there compared to other areas, but you never know! Thanks in advance!
I need an excel macro that can randomly select say 10 items/words out of a large list and print them out. It would be great if the macro could keep track of the items selected and start over once the list is exhausted. The list is a few thousand words.
Thanks for any help!!!
