NBS Special Publication, Issues 411-415U.S. Government Printing Office, 1974 |
From inside the book
Results 1-5 of 98
Page 64
... ceiling but with a combustible flooring assembly . This simulates the least combustible class of assemblies in which corridor fire spreads . Corridors lined with com- bustible wall and ceiling materials as well as floor covering ...
... ceiling but with a combustible flooring assembly . This simulates the least combustible class of assemblies in which corridor fire spreads . Corridors lined with com- bustible wall and ceiling materials as well as floor covering ...
Page 65
Ceiling Lining Particle Board Table 5B . Material Identification Code Code A - 1. Floor Assembly Table 5A . Summary of Corridor Fire Experiments Corridor Initial Conditions Wood Cribs Test No. Floor Lining Underlay Subfloor 330 A - 1 U ...
Ceiling Lining Particle Board Table 5B . Material Identification Code Code A - 1. Floor Assembly Table 5A . Summary of Corridor Fire Experiments Corridor Initial Conditions Wood Cribs Test No. Floor Lining Underlay Subfloor 330 A - 1 U ...
Page 67
... ceiling . Inlet air flows over the corridor floor which is heated by radiative transfer from upper hot walls and ceiling and by hot smoke products . ( 3 ) Once the crib fire builds - up , ignition occurs on a 2 1/2 ft wide floor ...
... ceiling . Inlet air flows over the corridor floor which is heated by radiative transfer from upper hot walls and ceiling and by hot smoke products . ( 3 ) Once the crib fire builds - up , ignition occurs on a 2 1/2 ft wide floor ...
Page 68
... ceiling . Figure 3 shows this effect for a nylon carpet ( N - 3 / U ) which had a large energy release rate as compared to a vinyl sheet flooring ( R - 4 ) in which there was negligible energy release rate . This pair of tests ( 348 and ...
... ceiling . Figure 3 shows this effect for a nylon carpet ( N - 3 / U ) which had a large energy release rate as compared to a vinyl sheet flooring ( R - 4 ) in which there was negligible energy release rate . This pair of tests ( 348 and ...
Page 70
... ceiling temperatures . 2.0 -- 1.8- 1.6 1.4 1.2 1.0t - a 0.8 0.6 0.4 t = 900 sec . 0.2 -t = 900 ( max level ) sec . 4 8 12 O - 16 20 24 28 30 DISTANCE , Y ( ft ) Figure 4. Incident radiant flux to floor in NBS Corridor Test 346 . 2.6 ...
... ceiling temperatures . 2.0 -- 1.8- 1.6 1.4 1.2 1.0t - a 0.8 0.6 0.4 t = 900 sec . 0.2 -t = 900 ( max level ) sec . 4 8 12 O - 16 20 24 28 30 DISTANCE , Y ( ft ) Figure 4. Incident radiant flux to floor in NBS Corridor Test 346 . 2.6 ...
Contents
5 | |
20 | |
37 | |
50 | |
59 | |
90 | |
103 | |
125 | |
139 | |
154 | |
165 | |
178 | |
195 | |
201 | |
215 | |
230 | |
237 | |
1 | |
13 | |
21 | |
33 | |
41 | |
57 | |
65 | |
49 | |
50 | |
55 | |
55 | |
vi | |
13 | |
19 | |
37 | |
45 | |
55 | |
63 | |
75 | |
83 | |
91 | |
Other editions - View all
Common terms and phrases
aerosol sprays analysis analyzer antiperspirant Applications atomic beam Building Bureau of Standards burn room calibration calorimeter Capability carbon monoxide carpet ceiling cellulose char length chemical Chemistry combustion concentration Contact corridor cotton crib density detector determine diameter distribution droplet effect electrical electron energy Engineering fabric facility fire department fire investigation Fire Research Fire Safety fire tests firefighters flame retardant flame spread flameover flammability flow frequency Gaithersburg gypsum board hazard heat ignition source inches instrument intensity involved isotopes laboratory laser light scattering Literature mass materials ment micrometer molecular National Bureau NBS Reactor neutron nylon operation optical optical density oxide oxygen particles percent phase Phone phosphorus polymer problems pyrolysis radiant flux radiation range sample Section smoke soffit specimen spectrometer spray structure studies surface Tech techniques Technology temperature test method thermal tion vertical wall