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Experimental, free-burning wood fires larger than 5 ha were similar in convection column volume after the initial buoyant, ring-vortex rose from the ground. The fire generated strong vorticity patterns which propagated upward into the convection column. The rotation suppressed…
Person:
Year: 1981
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Monitoring and Inventory, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: convection column, large fires, wind shear, combustion gases

An automated methane/total hydrocarbon analyzer was developed and flight tested that produced alternate methane/total hydrocarbon measurements every 7 s, providing the spatial resolution needed for regional hydrocarbon measurements at aircraft speeds. The sensitivity of the…
Person:
Year: 1981
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): Eastern
Keywords: hydrocarbons, plume monitoring, CH4 - methane, hydrocarbon analyzer, aircraft measurements

This paper is concerned with the investigation of the detailed aspects of smoke generation during the burning of natural and synthetic solid materials under simulated fire conditions. With this objective in mind, the first portion of the paper is devoted to a review of relevant…
Person:
Year: 1981
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke characteristics, flaming combustion, nonflaming combustion, smoke particulates