Wasted heating energy due to over-ventilation is a costly problem for hog producers. Proper sizing of ventilation and use of variable speed fans can improve energy efficiency.
Iowa State University Extension and Outreach
- Agricultural and Biosystems Engineering,
- Farm Management
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Jay D. Harmon, H. Mark Hanna and Dana Petersen. "Farm Energy: Sizing minimum ventilation to save heating energy in swine housing" Ames, IA(2010)
Available at: http://works.bepress.com/mark_hanna/142/