By Mohamed Samer
Read or Download Abatement Techniques for Reducing Emissions from Livestock Buildings (SpringerBriefs in Environmental Science) PDF
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Extra info for Abatement Techniques for Reducing Emissions from Livestock Buildings (SpringerBriefs in Environmental Science)
5 Exhaust air cleaning system (Amended, translated, redrawn and adopted from Snell and Schwarz 2003) In this ﬁlter the pH value of the water is regulated by acid to eliminate NH3, ﬁne dust, and odorous substances which cannot be washed out in the ﬁrst ﬁlter bank. The water from both ﬁlters is collected and smoothed so the solid matter deposits on the ground of the basin and the water is then pumped up to flow over the pads again. The results of the dust concentration measurements show that more than 80 % of the airborne dust was removed by the ﬁlter.
The common bioﬁlter design is a large box next to the livestock building (Fig. 6). 7 Bioﬁltration for Odor Control 41 Fig. ) Fig. 7 Vertical gas flow open-bed bioﬁlter (Amended, translated, redrawn and adopted from Schmidt et al. 2004) types of bioﬁlters are the vertical gas flow open-bed bioﬁlter (Fig. 7) and the horizontal gas flow open-bed bioﬁlter (Fig. 8). The vertical gas flow bioﬁlter can be further divided into up-flow or down-flow, where the up-flow type is generally 42 3 Emissions Abatement Techniques Fig.
Hence, the strongest encrustation delivers the highest N2O emission fluxes. Adding water to the encrusted surface, simulating rainfall, could reduce nitrous oxide emission (Berg et al. 2006a). 4 Aerobic and Anaerobic Treatment Manure can be treated and utilized as a biofertilizer (Fig. 2). Liquid manure treatment can be aeration, separation, or anaerobic digestion. Solid manure treatment can be active composting or anaerobic digestion. The anaerobic digestion of manure for producing biogas and biofertilizer is an effective emission abatement technique.