figure 7. temperature profile of fire test
TRANSCRIPT
Figure 7. Temperature profile of fire test
(from Fire Test Working Draft 03122021)
Temperature-based Test Condition Evaluated
Actual Heat Energy Applied to Specimen Surface
ሶ𝒒𝒏𝒆𝒕" ሶ𝒒𝑰𝑯𝑭
" ሶ𝒒𝒍𝒐𝒔𝒔"
ሶ𝑞𝐼𝐻𝐹" = ሶ𝑞𝑟𝑎𝑑
" + ሶ𝑞𝑐𝑜𝑛𝑣"
ሶ𝑞𝑐𝑜𝑛𝑣" ∝ 𝑻𝒈 − 𝑇𝑠𝑢𝑟𝑓
ሶ𝑞𝑟𝑎𝑑" = 𝑓𝑢𝑛𝑐 (𝑻𝒈
𝑻𝒈
Compressed
H2
Co
mp
ressed H
2
Virgin
com
po
site
ሶ𝑞𝐼𝐻𝐹"
ሶ𝑞𝑙𝑜𝑠𝑠(𝑐𝑜𝑛𝑣,𝑟𝑎𝑑)"
char
pyro
lysis fron
tT
x (depth)
ሶ𝑞𝑙𝑜𝑠𝑠(𝑐𝑜𝑛𝑑)"
Effect of Radiative Fraction in GTR#13 Fire Test
Setting-up for High R&R Fire Test
Allowable Heat Flux Range on Bottom & Sides
& Top of Container
Measurements from RR
Measurements from RR
add
Other Fire Tests Considering Energy-based Test Conditions
Fan, M., A. Naughton, and J. Bregulla. "Fire performance of natural fibre composites in
construction." Advanced high strength natural fibre composites in construction. Woodhead Publishing, 2017. 375-404.
https://www.empa.ch/web/s401/henry
Dillon, S. E.
"Analysis of
the ISO 9705
Room/Corner
Test:
Simulations,
Correlations
and Heat Flux
Measurements." (1998).
Intertek(left) & Lattimer B.Y. (2016) Heat Transfer from Fires to Surfaces.
In: Hurley M.J. et al. (eds) SFPE Handbook of Fire Protection
Engineering. Springer, New York, NY. https://doi.org/10.1007/978-1-
4939-2565-0_25 (right)