Free-standing Alcohol Storage Tanks

Integrated Venting Strategies

Free-standing alcohol storage tanks need engineered venting solutions for flammable vapors and fire scenarios. Without a frangible roof-to-shell connection, emergency relief is crucial
Protection involves deflagration Deflagration Explosion propagating at subsonic velocity (EN 1127-1:1997). -safe venting, pressure and vacuum Vacuum Vacuum is the pressure in an enclosed space that is lower than the ambient pressure. relief, and emergency functions. Depending on regulations, flame protection may require endurance-burning capability.

Highlights

Engineered Venting Solutions
Meeting regulatory requirements and managing flammable alcohol vapors.
Compliance 
supported by documented testing and approvals
Emergency Relief for Fire Exposure
Providing sufficient relief capacity for tanks exposed to fire scenarios.

Products for Alcohol Storage

  • Pressure/Vacuum Relief Valve

    VD/TS

    Explosion Group

    IIA1
    D / IIA
    C / IIB1
    C / IIB2
    C / IIB3

    Pressure Range:

    3.5 up to 50 mbar

    Vacuum Range:

    -2 up to -25 mbar
  • Vacuum Relief Valve

    SV/E

    Explosion Group

    IIA1
    D / IIA
    C / IIB1
    C / IIB2
    C / IIB3
    B / IIB
    B / IIC

    Pressure Range:

    -2 up to -60 mbar
  • Pressure Relief Valve

    ER/VH

    Pressure Range:

    25 up to 60 mbar
  • Pressure Relief Valve

    P/EBR-E-IIB3

    Explosion Group

    IIA1
    D / IIA
    C / IIB1

    Pressure Range:

    3.5 up to 210 mbar
  • Deflagration Flame Arrester, End-of-Line

    LH/AD

    Explosion Group

    IIA1
    D / IIA
    C / IIB1
    C / IIB2
    C / IIB3
    B / IIB
    B / IIC

    Protection Concepts without Emergency Relief Venting

    For free-standing alcohol storage tanks where emergency venting is not required based on applicable standards, fire risk assessment, or tank design assumptions, protection concepts focus on tank breathing and explosion Explosion Abrupt oxidation or decomposition reaction producing an increase in temperature, pressure, or in both simultaneously. prevention.

    Highlights

    Higher uptime and lower losses
    Achieved through correct tank breathing and controlled emissions behavior.
    Reliable Fluctuation Management
    Handling pressure and vacuum changes during routine operations.

    Products for Alcohol Storage

    • Pressure/Vacuum Relief Valve

      VD/TS

      Explosion Group

      IIA1
      D / IIA
      C / IIB1
      C / IIB2
      C / IIB3

      Pressure Range:

      3.5 up to 50 mbar

      Vacuum Range:

      -2 up to -25 mbar
    • Vacuum Relief Valve

      SV/E

      Explosion Group

      IIA1
      D / IIA
      C / IIB1
      C / IIB2
      C / IIB3
      B / IIB
      B / IIC

      Pressure Range:

      -2 up to -60 mbar
    • Deflagration Flame Arrester, endurance burning proof, End-of-Line

      BE/HR-E-IIB3

      Explosion Group

      IIA1
      D / IIA
      C / IIB1
      C / IIB2
      C / IIB3
    • Pressure Relief Valve

      P/EBR-E-IIB3

      Explosion Group

      IIA1
      D / IIA
      C / IIB1

      Pressure Range:

      3.5 up to 210 mbar
    • Deflagration Flame Arrester, End-of-Line

      LH/AD

      Explosion Group

      IIA1
      D / IIA
      C / IIB1
      C / IIB2
      C / IIB3
      B / IIB
      B / IIC

      The devices have performed as promised with low leak rates and minimal maintenance effort. We highly recommend them. 

      Project Manager

      PetroChina