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  1. vedranpetro

    Ethanol/gasoline blending

    Hi! Please advise which of technique of blending ethanol in gasoline is acceptable and most common in refineries today: in-line vs tank blending? and pro's and con's of both ways I'm specially interested in blending E5 and maybe up to E10 tnx
  2. vedranpetro

    Ethanol pumping

    Hi! I have question regarding pumping of ethanol.It's new medium to me so my question would be do I need some special consideration/equipment for pumping that medium regarding anti-explosion protection? e.g. some anti-explosion valves on piping,drums with level indicators,... Is there any...
  3. vedranpetro

    Cooling down ethylene tank

    Hi, I'm trying to calculate time for cooling down tank of ethylene. It's an atmospheric pressure tank .Temp of evaporation of ethylene at atm pressure is -103,6 deg C.Tank is now empty and at ambient temp.Tank is double-walled with an insulation between a walls. Any tips for calculation in which...
  4. vedranpetro

    Ejector for pump out water

    Hi! I have ethylene pumps installed under ground level in a pit because of NPSH . The pit dimensions are 6x4m and the pit is 4m deep.There is no drainage so all rain finishes on the bottom of it, and you can't walk in a 20cm deep water:) The problem is :because of explosion zone i can't...

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