For the removal of residual suspended solids from the effluents from the conventional sewage treatment plants the following techniques are commonly used: 1. Granular-Medium Filtration 2. Microscreening. Method # 1. Granular-Medium Filtration: Although granular-medium filtration is one of the principal unit operations used in the treatment of potable water, the filtration of effluents from conventional […]
How to Remove Suspended Solids from Sewage? | Waste Management
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How to Remove Nitrogen from Sewage Effluents? | Waste Management
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The following article will guide you about how to remove nitrogen from sewage effluents. Nitrogen in sewage can exist in four forms: organic nitrogen, ammonia nitrogen, nitrite nitrogen and nitrate nitrogen. Organic nitrogen and ammonia nitrogen are the principal forms in untreated sewage. As shown in Table 8.1, the total nitrogen concentration in untreated sewage […]
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How to Remove Phosphorous from Sewage Effluents? | Waste Management
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The following article will guide you about how to remove phosphorous from sewage effluents. Introduction: Phosphorus is present in domestic sewage and in agricultural return water. It is often cited as culprit responsible for the stimulation of aquatic plants and for contributing to eutrophication in general. Phosphorus in sewage may be present in three form: […]