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Records 656 to 660 of 733
| Title: | A Mathematical Model Of Life Threatening Hypothermia During Infancy | ||||
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| Author: | David S. Jardine | ||||
| Abstract: | A mathematical model was created to test the hypothesis that a partially covered febrile infant many develop potentially lethal temperature elevation. | ||||
| Report: | FSR-0088 | Pages: | 11 | Size: | 1.32 MB |
| Title: | A Preliminary Examination Of Interior Aircraft Emergency Lighting Under Simulated Postcrash Fire And Smoke Conditions | ||||
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| Author: | James E. Demaree | ||||
| Abstract: | This report presents the results of an examination of the effectiveness of emergency interior lighting in a wide-body test aircraft fuselage subjected to elevated temperatures and smoke conditions generated by an external fuel fire. Partial interior lighting systems and smoke photometers were installed in the C133 test aircraft fuselage and measurements were taken during the full-scale fire tests. Photometric measurements show significant stratification of smoke with the highest smoke density values at the ceiling. Test data indicate that the ceiling-mounted lights are obscured shortly after the start of a fire test. The external fuel fire may provide illumination levels greater than the required 0.05 foot-candle for emergency cabin illumination. Increasing the brightness of a sign or light may, not significantly increase its visibility under smoke filled cabin conditions. Lowering signs or lights closer to the floor will increase their usefulness during times when the cabin area is filled with smoke. Lights on the floor that outline the aisle provide additional aid in locating exit passageways during times when the cab in is filled with smoke. | ||||
| Report: | NA-79-46-LR | Pages: | 37 | Size: | 6.74 MB |
| Title: | A Profile Of The Heat-Release Rate Calorimeter | ||||
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| Author: | A. Murty Kanuary, Stanley B. Martin | ||||
| Abstract: | This paper explores the potential of the heat-release rate calorimeter as a tool to develop information useful in assessing fire hazard of materials as they are used in construction. Details are given of concepts for deducing from a typical heat-release rate versus exposure time curve, a variety of basic and applied physicochemical properties of materials in fires. The practical significance of these properties is discussed in relation to the combustion processes occurring in a fire. Among the properties considered are: thermo physical properties of the tested material, time of piloted and spontaneous ignition, fire spread with external radiation, fire endurance of slabs, rate of heat-release, extinguish ability, B-number, self-heating and smoke production. | ||||
| Report: | FSR-0107 | Pages: | 13 | Size: | 655 KB |
| Title: | A Study Of Supersonic Combustion | ||||
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| Author: | John R. Facey | ||||
| Abstract: | Initiated as Masters Degree thesis project at Princeton University, with Dr. Irvin Glassman as advisor. br> Technical Director of the Aeronautical Turbine Laboratory, Dr. Joseph S. Dirende, expressed an interest in the thesis subject as a foundational research project. Dr. Glassman and the investigator agreed that the area, which most needed attention, was external burning on aerodynamic bodies as a means of producing thrust. Fuel to be used at the beginning is hydrogen. |
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| Report: | FSR-0182 | Pages: | 15 | Size: | 264 KB |
| Title: | Advances in Spray Drop Size and Velocity Measurement Capabilities for the Characterization of Fire Protection Systems | ||||
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| Author: | William D. Bachalo | ||||
| Abstract: | The applications of spray and mists for extinguishing fires requires further research to establish the most effective application parameters. Some of these conditions are the water flow rate directed onto the fuel; drop size distribution, velocity of the entrained air, and the drop velocity. The phase Doppler instrument is capable of providing these data in realistic environments, including measurements within the fire. Details of the local drop size, size distribution, drop size velocity correlations; gas phase velocity, number density and volume flux can be measured. A brief description of the phase Doppler method is given with the validations of the measurement capabilities. | ||||
| Report: | FSR-0022 | Pages: | 18 | Size: | 1.08 MB |
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