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 Engineering Laboratory /                  Fire Research Division
      National Fire Research Laboratory


    Breadcrumb
    Fire Calorimetry Database (FCD)
          Vertical Upward Flamespread on Parallel PanelsTest47_ABS_R1

      Table 1. Test Information
        Name
            Test47_ABS_R1Date
            02/09/2021 9:14:14 AM ESTDescription
            1/4" thick, 24" wide, 96"tall panels of ABS mounted to 1" thick Marinite board. Ignite using rectangular propane burner @ 60kW for ignition, burner shut off and shielded after sustained flaming of panels. No heat flux dataSpecimen
            1/4" thick, 24" wide, 96" tall panels of ABSIgnition
            propane burnerProject ID (s)
            Vertical Upward Flamespread on Parallel PanelsTest Director
            LeventonDownload CSV data file

      Timelapse Video with Heat Release Rate Plot
  Your browser does not support the video tag.Table 2. Summary of Test Results
        Measurement
          Value
          Uc
          UnitPeak Heat Release Rate, PHRR
            3,821
            228
            kWTime to Peak Heat Release Rate
            3.38
            0.17
            minTotal Heat Released, THR
            547
            35
            MJGas Burner Total Heat Released, NGTHR
            4.56
            0.14
            MJHeat Release Quality Confirmation, HRQC
            Not measured
            -
            MJ/MJNet Specimen Mass (gravimetric), NM = Mi-Mf
            18.690
            0.071
            kgNet Effective Heat of Combustion = THR / NM
            29.3
            1.9
            MJ/kgO2 Yield = O2 Consumed / NM
            2.152
            0.069
            kg/kgCO2 Yield = CO2 Generated / NM
            2.178
            0.079
            kg/kgCO Yield = CO Generated / NM
            0.0539
            0.0020
            kg/kgSoot Yield = Soot Generated / NM
            0.166
            0.023
            kg/kgBaseline Hood Exhaust Flow
            20.54
            0.62
            kg/sTest Duration = Time(Fire Out) - Time(Ignition)
            35.22
            0.03
            min*Uc = Combined Expanded Uncertainty with 95% confidence level*

      Table 3. Summary of Test Input Parameters
        Parameter
          Value
          Uc
          UnitFuel Type
            Acrylonitrile Butadiene Styrene (ABS)
            -
            -Hood Size
            6
            -
            mEffective Duct Diameter
            1.975
            0.005
            mExhaust Flow Correction Factor
            1.028
            0.029
            -Net Heat of Combustion (per unit mass O2), Ef
            13.10
            0.66
            MJ/kgNet Heat of Combustion(per unit mass fuel), HOCf
            30.00
            6.00
            MJ/kgInitial Specimen Mass, Mi (gravimetric)
            19.05
            0.05
            kgFinal Specimen Mass, Mf (gravimetric)
            0.36
            0.05
            kgPlot of Fire Heat Release Rate with event markers. Uncertainty bar shown at peak value.**Figure 1.** Plot of Heat Release Rate data with event markers and error bars shown at peak.


      Table 4. Summary of Observed Test Events
        Event
          Time (min)
          Description
          Video Snapshot Image1
  0.00
  Ignition
  Ignition
  2
  1.27
  gas off
  gas off
  3
  1.47
  sheild on burner
  sheild on burner
  peak
  3.38
  Peak HRR
  Peak HRR
  4
  35.02
  suppression squirt
  suppression squirt
  5
  35.22
  Fire Out
  Fire OutTable 5. Supplemental Data Plots
      Plot of Oxygen Dry Volume Fraction in hood exhaust stream.Plot of Oxygen Dry Volume Fraction in hood exhaust stream.
        Plot of Carbon Dioxide Dry Volume Fraction in hood exhaust stream.Plot of Carbon Dioxide Dry Volume Fraction in hood exhaust stream.
        Plot of Carbon Monoxide Dry Volume Fraction in hood exhaust stream.Plot of Carbon Monoxide Dry Volume Fraction in hood exhaust stream.
        Plot of Radiant Heat Flux data with event markers. r= radial distance from center of hood, h=height above floor. Plot of Radiant Heat Flux data with event markers. r= radial distance from center of hood, h=height above floor.
        Plot of Smoke Laser Extinction Coefficient in hood exhaust stream.Plot of Smoke Laser Extinction Coefficient in hood exhaust stream.
        Plot of Exhaust Duct Mass Flow Rate.Plot of Exhaust Duct Mass Flow Rate.

      Bryant, R. and Bundy, M. The NIST 20 MW Calorimetry Measurement System for Large-Fire Research, Technical Note (NIST TN) 2077, 2019https://doi.org/10.6028/NIST.TN.2077
        NIST Fire Calorimetry Database (FCD)https://doi.org/10.18434/mds2-2314

            Report Process Script Version
                                NFRL_Report_8.5.1


      Last Updated November 8, 2023
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