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Antifreeze options in domestic fireplace Sprinkler structures examines using antifreeze strategies in residential sprinklers, and analyzes their effectiveness in controlling a hearth and supporting in containment. The ebook additionally investigates the opportunity of a large-scale ignition taking place from ideas of various combinations, and proposes the optimum ones for lowering flammability.
Antifreeze ideas in domestic hearth Sprinkler structures is designed for practitioners as a reference advisor for dealing with antifreeze recommendations in residential sprinkler platforms. Researchers operating in a comparable box also will locate the publication valuable.
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Extra resources for Antifreeze Solutions in Home Fire Sprinkler Systems
The heat release rate of the spray burner increased throughout the test as the sprinkler flow rate increased. The heptane spray burner was selected as the ignition source for the remaining tests based on its ability to efficiently ignite sprays of both the 50% and 60% propylene glycol solutions. As illustrated in Fig. 13, above, the heptane spray burner represented the worst-case ignition source of those investigated, because it was not extinguished by the 50% propylene glycol solution. Additionally, the heptane spray burner produced a steady baseline fire size that increased the overall reproducibility and reliability of the ignition source.
1007/978-1-4614-3840-3_7, © Fire Protection Research Foundation 2010 45 46 VII Summary The results of this research suggest that antifreeze solutions of propylene glycol exceeding 40% and glycerin exceeding 50% by volume are not appropriate for use in home fire sprinkler systems. Consideration should be given to an appropriate safety factor for concentrations of antifreeze solutions that are permitted by future editions of NFPA 13, as well as warnings and limitations outlined in antifreeze product literature.
9 Sprinkler [Flow/Pressure] Fig. 2 Sidewall 34 IV Phase II Test Results Two sprinklers were activated in the enclosure during two of the tests with glycerin solution and one of the tests with water. For the remaining tests only a single sprinkler activated. Based on the results of these tests, as illustrated above, the UL 1626 criteria was satisfied. 5 Scope B Summary The results for Scope B are summarized in Table 5, below, along with the UL 1626 criteria. Table 5 Scope B Test Results Sprinkler [Flow/Pressure] Temperature No.
Antifreeze Solutions in Home Fire Sprinkler Systems by Code Consultants Inc.