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Hi Dear experts At first , i apologize for my English language. I review a document about hazardous source list.recycle gas compressor (hydrogen gas) has been considered in zone 2 at this document. is there any idea for this consideration? is it correct?

Hi experts we can increase flow rate in pipe, but we shall consider economic consequence. for example economic velocity in 6" pipe is about 1.766 m/s. in higher velocity, pressure drop (according to it's cost) and erosion shall be consider. i apologize for my English language. thanks saffari

Hello Danielgong NPSHA = system pressure of suction equipment - vapor pressure - static head (from the vessel bottom tangent line) - line friction loss - pressure drop of suction equipments and instrumentation this formula is applicable for all condition in pump NPSH calculation. thanks saffari

hi, gustoha At first, i apologize for my English language. I think, you shall consider amount of reboiler duty decrease against cooler duty increase for energy saving comparison. if you decrease duty of reboiler, vapor production in tower reboiler will be decrease and reflux rate will be...

Firs of all, Best regards for your attention to my question. So, thank you so much for your data. Please let me know if, which design parameter shall been considered for determination of Amine Loading?

Hi dears, I am a new member in this forum. I apologize for my English language. I have a question about amine regeneration unit design. What is the best value for lean and reach amine loading (mol H2S/mol MDEA) for amine regeneration unit (stripper column) design? what is your idea about this...