The bottoms stream from a hydrocarbon solvent distillation columns contains 5% water and dissolved ammonium sulfate salts. We are experiencing corrosion of our carbon steel piping near the column where the stream is hot (230 oF), but the piping in the tank farm where the stream has cooled off...
Why is the salary spread between recent graduates and experienced engineers so low? Hopefully you get a raise after working a year, but guess what the starting salary of recent graduates goes up as well. A year later, the same story. This is great for the new engineers, but shows that...
I need advice on removing the rubber liner from a water demineralization vessel that is being scrapped. The liner was to protect the carbon steel wall from acid. The salvage company can't take the vessel with the liner in it.
One firm offered a 40,000 psi water blaster to blow the liner off...
I'm looking for a help on a problem I have with high oil temperature going to a gear box. The oil is pumped by a gear pump from an external reservoir and the temperature at the inlet of the gear box is about 170 oF. Has anyone seen this before or know how to fix it?
The reservoir has an air...
My work repsonsibilities have changed to more project management and much less engineering. I've seen some of what project managers do from past engineering work, but still have to climb a steep learning curve. Can you help by recommending books to me that focus on practical methods and...
I have a vessel with polyurethane foam insulation that needs to be removed. It is very hard and would be time consuming to scrape off. Are there any tips for easy removal?
What type of pump would you recommend for dilute (3 to 10%) sulfuric acid service? I have a project to replace the current leaking pumps and want to come up to modern standars. The pumps deliver 220 gpm of acid at 120 ft of head to various users in the plant. The acid is produced from the...
