Dick Nicolai, Ph.D. John Ball, Ph.D. Brett Hofer, Graduate Assistant Effect of Shelterbelts on H2S Emissions from Swine Barns Wind Speed at Shelterbelt Van Eimern et al. 1964 1 to 4 mph Wind Shelterbelts Create an Obstacle for Moving Air Air Quality Education in Animal Agriculture Webcast Series Presented by the Livestock and Poultry Environmental Learning Center February 26, 2010 The archived presentation is available at: http://www.extension.org/pages/Mitigating_Air_Emissions_with_Vegetative_Environmental_Buffers
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Wind Speed at Shelterbelt · South Dakota Odor Footprint Tool Questions ??? Contact Information Dr. Dick Nicolai 605-688-5663 [email protected] Air Quality Education in Animal
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Dick Nicolai, Ph.D.John Ball, Ph.D.
Brett Hofer, Graduate Assistant
Effect of Shelterbelts on H2S Emissions from Swine Barns
Wind Speed at Shelterbelt
Van Eimern et al. 1964
1 to 4 mph Wind
Shelterbelts Create an
Obstacle for Moving Air
Air Quality Education in Animal Agriculture Webcast SeriesPresented by the Livestock and Poultry Environmental Learning Center
February 26, 2010
The archived presentation is available at:http://www.extension.org/pages/Mitigating_Air_Emissions_with_Vegetative_Environmental_Buffers
Interactions to Manage Dust and Odors
1. Prevent odors and dust particles from being picked up by wind
2. Encourage deposition of dust particles that transport odors
3. Intercept and filter odors and dust particles already airborne
4. Disperse and dilute odors
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Shelterbelt Effect on Odor
Lin and Barrington, 2008
SimulatedMeasured
Windbreak Effect on Odor vs. Distance from Modeling
Distance
Odo
r In
tens
ity
No Windbreak
WindBreak
Unpublished reportTaylor, J. and Starke, G. 2005Pacific Air & Environment Pty Ltd
Air Quality Education in Animal Agriculture Webcast SeriesPresented by the Livestock and Poultry Environmental Learning Center
February 26, 2010
The archived presentation is available at:http://www.extension.org/pages/Mitigating_Air_Emissions_with_Vegetative_Environmental_Buffers
ObjectiveDetermine effect a shelterbelt has on H2S
dispersion.– Determine effect of shelterbelt porosity– Compare dispersion by stability class
W
Hog Barn (South)
Hog Barn (North)
P P
500'
400'
200'
41'
207'
Road
142'
87'
15' 50'
90'
P
Propertyline
Summer Plume line
372'
210'
800'
250'
P P P P P P P P P P P P
PP
PP
PP
PP
712' 790'
75'Grass Waterway
SPM MonitorsAccuracy + 2 ppb
Air Quality Education in Animal Agriculture Webcast SeriesPresented by the Livestock and Poultry Environmental Learning Center
February 26, 2010
The archived presentation is available at:http://www.extension.org/pages/Mitigating_Air_Emissions_with_Vegetative_Environmental_Buffers
1st Row of Trees
Two Rows of Trees
Air Quality Education in Animal Agriculture Webcast SeriesPresented by the Livestock and Poultry Environmental Learning Center
February 26, 2010
The archived presentation is available at:http://www.extension.org/pages/Mitigating_Air_Emissions_with_Vegetative_Environmental_Buffers