Odor Control

Odor Emission Control

Odor Pollution Control for Various Odor Emission Sources in Japan

Since the Law of Offensive Odor Control was enacted, many enterprises have made efforts to prevent odor nuisance. Odor survey was conducted at each factory and characteristics of odor emission for each kind of business were made clear. And many researches and developments have been carried out to confirm reliable technique. In order to remove odorants from exhaust gas, deodorizing plants have b...

Sewage and Wastewater Odor Control

Sewage and industrial plants located near residential areas can be subject to political and legal problems if these facilities produce unpleasant odors. In the case of a sewage plant and the associated collection system, chemicals or enzymes may be added to the liquid phase to prevent the formation of the odors. Mechanical changes to the sewage pump stations may also be made to reduce the odor....

Impact Based Odor Control System

Biofilters are an effective and economically feasible technique for mitigating odor and other gaseous emissions from livestock production systems. They consist of a media containing a biofilm, where microorganisms break down compounds in livestock building exhaust air into energy and nutrients for growth and reproduction. In addition to capital costs, continuous filtering of exhaust air from me...

Treating Ventilation Exhaust Air for Odor Control

and Implications Odor control for swine facilities has focussed on storage and the land application phases of manure handling. A third component, ventilation exhaust air, has received little attention. This research was targeted at reducing odor emitted from ventilation exhaust air by filtering odor carrying dust particles. The ultimate objective is to develop a system that could be implemented...