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  • Users: BZLAM21
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  1. BZLAM21

    water+catalyst

    Hi, Please could you help me,I can't understand why we add water to some alkylation catalyst. According to the licensor it will increase the performance of catalyst. Best regards.
  2. BZLAM21

    Heat tracing

    Dear Members I am new pipeline designer Please help me on Benzene unloading pipeline design technologies ,I am also confused about steam tracing or electric tracing, Project requirement : 4'' diameter pipeline / total = 4 km / delivery to storage tank. Benzene Specification : Density = 884 kg/m3...
  3. BZLAM21

    Overfilling tower

    Hi; I want to calculate the overfilling time of a distillation tower in case of blocked outlet . So i have to consider the height of the column from the bottom till the feed nozzle or the gas outlet nozzle on the top.Is there a specific way to calculate it or any other considerations. Best regards.
  4. BZLAM21

    benzene

    Hello everyone, could you please explain the impact of adding 1/benzene to gasoline 2/heavy aromatic to (gasoil)diesel Best regards.
  5. BZLAM21

    GAS TURBINE

    HI, We plan to Install a Gas Turbine but The temperature and humidity of the outside air vary depending on the date and time and can reach the following values: Relative humidity 72% Maximum ambient temperature 47 c° The question that arises is the following: Is the performance of the turbine...
  6. BZLAM21

    Desulfurization

    Hello all, Can some one help me to calculate the quantity of hydrogen necessary for the desulfurization of natural gas knowing that : gas flow=217 kg/h Total sulphur content (ppmw)=40 Required toal sulphur (ppmw)=1 Is there a good practice wich help to minimise the consumption of H2 knowing...
  7. BZLAM21

    Valve operating manual

    Hi, Could you please explain what is valve to valve operating manual. Best regards
  8. BZLAM21

    Gas emission

    Hi Please could an expert explain why we should specify the reference O2 dry condition to apply the flue gas emission limits at GTG stack and boiler stack. Best reagards.
  9. BZLAM21

    Performance Test

    Hi If summer or winter Performance Test conditions are not observed during Performance Test, then how will carryout Summer or winter Performance Testing as per actual site conditions KIND REGARDS
  10. BZLAM21

    Laboratory equipement

    Hi, I need your help to prepare the list of laboratory equipements and tools for our new utilies. N2 liquid,industrrial water,cooling water,demin water,Boiler feed water,potable water Kind regards.
  11. BZLAM21

    Monsoon weather conditions for HVAC

    Hi all Is it necessary to consider monsoon weather conditions for HVAC heating & cooling load calculations? If yes, what is the wise monsoon weather conditions should i take into consideration? Kind regards
  12. BZLAM21

    Transfert line

    Hi, Does anyone know if there is a regulation, standards, practices (in any country) which allows to evaluate the possibility of routing two products in the same transfer line and the same loading arm? The situation I am thinking of is that linear alkyl benzene and ethylene will be transferred...
  13. BZLAM21

    DESIGN MARGIN

    HI, I am a beginner in the study of engineering and i need your help Is it wise to consider 20% over design for all utility to cover any change expected in process during engineering? Please advice. Best regards
  14. BZLAM21

    SOUR WATER SYSTEM

    HI I need your help Can we direct an effluent that does not contain H2S only traces of NH3 with a large flow to the sour water system instead of HC close draIn to mix it with an acid flow that contains a significant quantity of H2S to be stripped. BEST REGARDS.
  15. BZLAM21

    DEMIN WATER

    hi every one, please i need your help what is the best configuration for the Demineralized water 2*100% mixed bed adsorber or cation exchanger, anion exchanger and degasser upstream the mixed bed adsorbers. best regards
  16. BZLAM21

    SOUR WATER SYSTEM

    HI I need your help Can we direct an effluent that does not contain H2S only traces of NH3 with a large flow to the sour water system instead of HC close draIn to mix it with an acid flow that contains a significant quantity of H2S to be stripped. SLTS.
  17. BZLAM21

    vaccum system

    HI, could you please expalin : what is the role of the two nitrogen purges and control of pressure . what will be the impact on the vaccum system in case of failure of the the PCV 100 % open. vaccum sytem is Multi-Stage Vacuum System with A/2 rotary lobe blower B/2 intercooller C/ 1liquid...
  18. BZLAM21

    contamination of water tower bassin

    hi dears, I am trying to find a solution for the cooling water basin due to hydrocarbon contamination the water collector is equipped with a hydrocarbon analyzer the return water passes through cooling towers and i fear the evaporation of hydrocarbons leading to fire. possible contaminations...
  19. BZLAM21

    Distributor

    Hi could you pleases explain how this of this distributor operate? is there a relation with flow regime? the fluids that pass through the distributor are HC (Liquid) and H2 (vapor) Best regards...
  20. BZLAM21

    Plant air control

    Hi, How can we modulate the control of air plant if we would like to install a manager compressed air power plants ES4 (Atlas Copco)? The current control is based on A low-low pressure switch (PSLL) on the instrument air receiver, set at 4 bar g, closes the air supply valve to the plant air...

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