Name | Test64_XPSgreen2_R3
|
---|---|
Date | |
Description | 2" thick, 24" wide, 96"tall panels of XPS foam mounted to 1" thick Marinite Board. Ignite using propane burner at 65kW, burner shut off and shielded after sustained flaming of panels. |
Specimen | 2" thick, 24" wide, 96" tall panels of Green XPS Foam
|
Ignition | propane burner
|
Project ID (s) | |
Test Director | Leventon
|
Measurement | Value | Uc | Unit |
---|---|---|---|
Peak Heat Release Rate, PHRR
|
1,426
|
74
|
kW
|
Time to Peak Heat Release Rate
|
1.35
|
0.17
|
min
|
Total Heat Released, THR
|
97.8
|
9.1
|
MJ
|
Gas Burner Total Heat Released, NGTHR
|
50.5
|
1.5
|
MJ
|
Heat Release Quality Confirmation, HRQC
|
Not measured | - | MJ/MJ
|
Net Specimen Mass (gravimetric), NM = Mi-Mf
|
3.56
|
0.28
|
kg
|
Net Effective Heat of Combustion = THR / NM
|
27.5
|
3.4
|
MJ/kg
|
O2 Yield = O2 Consumed / NM
|
3.05
|
0.26
|
kg/kg
|
CO2 Yield = CO2 Generated / NM
|
2.11
|
0.18
|
kg/kg
|
CO Yield = CO Generated / NM
|
0.0821
|
0.0072
|
kg/kg
|
Soot Yield = Soot Generated / NM
|
0.149
|
0.024
|
kg/kg
|
Baseline Hood Exhaust Flow
|
16.48
|
0.49
|
kg/s
|
Test Duration = Time(Fire Out) - Time(Ignition)
|
24.92
|
0.03
|
min
|
Uc = Combined Expanded Uncertainty with 95% confidence level
Parameter | Value | Uc | Unit |
---|---|---|---|
Fuel Type
|
Extruded Polystyrene Foam (XPS)
|
- | - |
Hood Size
|
6
|
- | m
|
Effective Duct Diameter
|
1.975
|
0.005
|
m
|
Exhaust Flow Correction Factor
|
1.028
|
0.029
|
- |
Net Heat of Combustion (per unit mass O2), Ef
|
13.10
|
0.52
|
MJ/kg
|
Net Heat of Combustion(per unit mass fuel), HOCf
|
30.00
|
0.90
|
MJ/kg
|
Initial Specimen Mass, Mi (gravimetric)
|
4.06
|
0.20
|
kg
|
Final Specimen Mass, Mf (gravimetric)
|
0.50
|
0.20
|
kg
|
Event | Time (min) | Description | Video Snapshot Image |
---|---|---|---|
1
|
0.00
|
Ignition
|
|
peak
|
1.35
|
Peak HRR
|
|
2
|
14.03
|
gas to burner OFF
|
|
3
|
24.43
|
water suppression
|
|
4
|
24.92
|
Fire Out
|
Bryant, R. and Bundy, M. The NIST 20 MW Calorimetry Measurement System for Large-Fire Research, Technical Note (NIST TN) 2077, 2019
https://doi.org/10.6028/NIST.TN.2077
NIST Fire Calorimetry Database (FCD)
https://doi.org/10.18434/mds2-2314