3 edition of Predicting moisture content of fuel-moisture-indicator sticks in the Pacific northwest found in the catalog.
Predicting moisture content of fuel-moisture-indicator sticks in the Pacific northwest
Owen P. Cramer
by U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station in [Portland, Or
Written in English
|Statement||by Owen P. Cramer.|
|Series||Research paper -- no. 41., Research paper (Pacific Northwest Forest and Range Experiment Station (Portland, Or.)) -- no. 41.|
|Contributions||Pacific Northwest Forest and Range Experiment Station (Portland, Or.)|
|The Physical Object|
|Pagination||17 p. :|
|Number of Pages||17|
'Fuel moistures are among the most important environmental factors required in fire danger rating evaluations. Direct observations of fuel moisture such as with fuel sticks or other analog devices are desirable for evaluation of the current fire danger because they integrate all environmental factors affecting fuel moisture and thus produce a more accurate value. FST FOOD SCIENCE & TECHNOLOGY PRACTICALS – V AS Practical number: 01 Practical name: Determination Of Moisture Content. Date: Introduction: Determination of moisture is important economically to the processor and the consumer. Moisture content of a food product will affect its stability and quality.
A PRACTICAL GUIDE FOR THE DETERMINATION OF MOISTURE CONTENT OF WOODY BIOMASS Overview Use of woody biomass such as mill residues and forest residues is not a new practice by any stretch of the imagination. There is a long and widespread tradition of the use of woody biomass in energy appli-cations such as a boiler fuel, and it represents a veryFile Size: 2MB. Fuel Moisture Scale. Measures fuel moisture content for fire danger rating, fire control and slash burning. 10˝ x 13˝. Sticks and support brackets sold separately.5/5(2).
Moisture Content. The Effect of Moisture to Energy Content. The vertical axis refers to wood’s energy content in relation to weight (kWh/kg). The horizontal axis describes the moisture content percentage (%). Fresh tree has about 50–60 % water. Fire wood is classified as of high-quality when its moisture content is 15–16 % or less. for Two-Component Resin Based Membrane-Forming Moisture Mitigation Systems for Use Under Resilient Floor Coverings”. This new standard applies specifically to two-component, resin-based moisture mitigation systems. It discusses the application of these moisture vapor barriers over concrete floors with high moisture content. ASTM F alsoFile Size: KB.
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Predicting moisture content of fuel-moisture-indicator sticks in the Pacific northwest (Research paper) [Cramer, Owen P] on *FREE* shipping on qualifying offers. Predicting moisture content of fuel-moisture-indicator sticks in the Pacific northwest (Research paper)Author: Owen P Cramer.
Predicting moisture content of fuel-moisture-indicator sticks in the Pacific northwest by Cramer, Owen P ; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)Pages: Predicting moisture content: fuel moisture indicator sticks in the Pacific Northwest.
PNW Old Series Research Paper No. Portland, OR: USDA Forest Service, Pacific Northwest Forest and Range Experiment Station. Usuallyp current moisture content of fuel-moisture indicator sticks can be observed and individual station humidity predicted.- 11 - 21 Moisture content of the half-inch-diameter fuel sticks can then be predicted from these two values by use of one of the aids prepared for that purpose.
This paper describes these aids and tells how to verify. carefully weigh specially prepared fuel moisture indicator sticks and record their moisture content.
These measurements are important in assessing fire danger because they represent the relative dryness of fire-carrying fuels in the forest area— a factor. moisture content of fuels and tGereby affects forest flammability.
Relative humidity is consequently part of many fire-danger rating systems. It is used to indicate when fire weather is severe enough that logging operations are closed down to prevent fires. Predicted relative humidity is an essential ingredient for predicting fuel moisture.
Agee, James K, Wright, Clinton S. Williamson, Nathan, and Huff, Mark H.; Foliar Moisture Content of Pacific Northwest Vegetation and its Relation to Wildland Fire Behavior; Forest Ecology and Management, Burgan, R.E., Estimating live fuel moisture for the National Fire Danger Rating System—, USDA Forest ch Paper, Table D.
1-hr Fuel Moisture Corrections-Nov-Dec-Jan. hr, hr and hr Fuel Moisture Content. hr and hr Fuel Moisture may be estimated in the following ways and applied along with the Fosberg fuel moistures in surface fire behavior predictions. hr fuel moisture is not usually needed for fire behavior calculations.
The sensor uses Time Domain Reflectometry (TDR) to measure the moisture content of a hour (13 mm diameter) Ponderosa Pine stick. At the Cumberland Plain site three fuel moisture sensors were installed facing north at 30 cm above ground and ca.
m apart, while at the Californian sites 1–2 sensors were installed at ground by: Catchpole EA, Catchpole WR, Viney NR, et al () Estimating fuel response time and predicting fuel moisture content from field data.
9 Google Scholar Cheney NP () Fire behaviour. In: Gill AM, Groves RH, Nobel IR (eds) Fire and the Australian Biota. We describe a model for predicting the moisture content of standardized fuel sticks.
Compared to the previously published “Nelson model,” which is the basis for the model currently used by agencies involved with fire management, our model's treatment of moisture diffusion, heat conduction, precipitation interception, and evaporation/sorption processes is simplified while its treatment of Author: D.W.
van der Kamp, R.D. Moore, I.G. McKendry. sticks and higher fuel moisture content, resulting methods can predict fuel moisture content quite. This improvement included bound water in addition to free water in fuel moisture content.
The moisture content of vegetation and litter (fuel moisture) is an important determinant of fire risk, and predictions of dead fine fuel moisture content (fuel with a diameter. Cramer OP () Predicting moisture content: fuel moisture indicator sticks in the Pacific Northwest.
USDA Forest Service, Pacific Northwest Research Station, Cited by: The testing of methods for predicting burning-index factors (wind speed and moisture content of fuel-moisture indicator sticks) was divided into two separate studies.
One dealt entirely with pre- dictions of wind speed for individual stations by various methods. - 2/ The second- - reported here - -deals primarily with relative humidity.
Higher equilibrium moisture content of beech litter as compared to pine litter and of broadleaf vs. needle litter in general (Anderson,Blackmarr,Schunk et al., ) explains at least part of the higher beech litter moisture for a given FFMC or 10 h fuel moisture, at the low end of the moisture Cited by: Abstract.
Moisture determination is one of the most important and most widely used measurements in the processing and testing of foods. Since the amount of dry matter in a food is inversely related to the amount of moisture it contains, moisture content is of direct economic importance to Cited by: moisture content may be the best way to evaluate the effects of fire below the ground surface.
Live Fuel Moisture Live fuels consist of: conifer needles; twigs and leaves of shrubs (evergreen and deciduous); and green (live) grasses and forbs. Changes in live fuel moisture content are related to the physiological activity of theFile Size: KB. The goal was to condition the fuel moisture sticks from a low of 5 percent to a high of 25 percent moisture content.
In one method, fuel moisture sticks weighing grams (plus or minus 3 grams) were placed in an environmental chamber with constant temperature (70 degrees Fahrenheit. Two models were evaluated for predicting dead fine fuel moisture content on sites in dry and damp eucalypt forests in Tasmania on a daily basis.
Models were based on modifications of the Canadian Fine Fuel Moisture Code, and the process-based model of (Matthews, ) with and without modifications to better fit the by: 8. This fact is further exemplified in Fig.
3, which shows time series of the FMI and fuel moisture content derived from Simard's model, and Fig. 4, which shows time series of FMI and fuel moisture contents derived from Viney's better facilitate comparison, and for this reason only, the FMI in Fig.
3, Fig. 4 has been multiplied by a (calibration) constant so that the average of the Cited by: WEATHER AND FUEL MOISTURE The moisture content of live and dead vegetation is not in itself a weather element.
It is a product, however, of the cumulative effects of past and present weather events and must be considered in evaluating the effects of current or future weather on fire potential.
Fuel moisture content limits fire propagation.Fuel Moisture Indicator Stick. A specially prepared stick or set of sticks of known dry weight continuously exposed to the weather and periodically weighed to determine changes in moisture content as an indication of moisture changes in wildland fuels.
Glossary Tag: FBS.