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 Engineering Laboratory /                  Fire Research Division
      National Fire Research Laboratory


    Breadcrumb
    Fire Calorimetry Database (FCD)
          Transient Combustion Calorimetry (TCC)Test071_TrashCanHalf_R3

      Table 1. Test Information
        Name
            Test071_TrashCanHalf_R3Date
            08/29/2018 10:20:51 AM EDTDescription
            32 gal Plastic can w/ 628g paper, 10 clear water bottles.  Ignition=wick soaked w/ 5 mL heptaneSpecimen
            Rubber trash canIgnition
            heptane wickProject ID (s)
            Transient Combustion Calorimetry (TCC)Test Director
            McGrattanDownload 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
            317
            19
            kWTime to Peak Heat Release Rate
            14.98
            0.17
            minTotal Heat Released, THR
            151.7
            9.4
            MJGas Burner Total Heat Released, NGTHR
            -1
            -
            MJHeat Release Quality Confirmation, HRQC
            Not measured
            -
            MJ/MJNet Specimen Mass (gravimetric), NM = Mi-Mf
            4.045
            0.028
            kgNet Effective Heat of Combustion = THR / NM
            37.5
            2.3
            MJ/kgO2 Yield = O2 Consumed / NM
            2.750
            0.090
            kg/kgCO2 Yield = CO2 Generated / NM
            2.79
            0.10
            kg/kgCO Yield = CO Generated / NM
            0.01733
            0.00064
            kg/kgSoot Yield = Soot Generated / NM
            0.0417
            0.0063
            kg/kgBaseline Hood Exhaust Flow
            3.206
            0.096
            kg/sTest Duration = Time(Fire Out) - Time(Ignition)
            35.45
            0.03
            min*Uc = Combined Expanded Uncertainty with 95% confidence level*

      Table 3. Summary of Test Input Parameters
        Parameter
          Value
          Uc
          UnitFuel Type
            Plastic
            -
            -Hood Size
            3
            -
            mEffective Duct Diameter
            0.485
            0.005
            mExhaust Flow Correction Factor
            1.033
            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)
            4.21
            0.02
            kgFinal Specimen Mass, Mf (gravimetric)
            0.16
            0.02
            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
  peak
  14.98
  Peak HRR
  Peak HRR
  2
  35.45
  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_8.4.8


      Last Updated April 6, 2023
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