By Stuetz, Richard Stuetz, R. Stuetz
"Principles of Water and Wastewater therapy tactics outlines the main unit operations which are fascinated by the separation, degradation and utilsation of natural and inorganic subject in the course of water and wastewater therapy. it really is designed for person, self-paced learn that describes the shape, functionality and alertness of unit operations for the remedy of water and wastewater. each one component of the text offers step by step studying, the major issues that spotlight the rules concerned, workouts to help figuring out, self-assessment questions, textual content references. it really is organised in order that the reader can study of their personal time."--Back cover. Read more...
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Extra resources for Principles of water and wastewater treatment processes
Solids recirculation clariﬁers are more common in industrial water treatment applications than in municipal water treatment works. Sludge-blanket and sludge recirculation clariﬁers are generally designed to handle ﬂocs which are fairly consistent in size and density and, typically, at concentrations in the range 20–100 mg/l. A well designed and operated clariﬁer should produce clariﬁed water with suspended solids around 5–10 mg/l. 3 Flotation It is sometimes desirable to encourage certain suspended solid particles in water to ﬂoat rather than to sink.
WHAT DOES IT DO? Degrades dissolved and suspended organic compounds in presence of oxygen 3. FROM/TO Up to 95% removal of dissolved organic compounds at inﬂuent concentrations c 100–1000 mg/l BOD 4. SERVICES REQUIRED None usually, some electricity 5. WASTE PRODUCED Biological solids (‘humus’) that falls off the support, carbon dioxide 6. COST LOW 7. OPERATION CONTINUOUS/INTERMITTENT 8. g. stone or plastic. Requires large land areas Principles of Water and Wastewater Treatment Processes 35 Unit 2 36 Flowsheeting 1.
OPERATION CONTINUOUS/INTERMITTENT 8. NOTES If enough chlorine is added, prevention of microbial growth after this unit operation can be achieved. Precautions in handling toxic C12 1. PROCESS: AEROBIC BIOLOGICAL FIXED FILM 2. WHAT DOES IT DO? Degrades dissolved and suspended organic compounds in presence of oxygen 3. FROM/TO Up to 95% removal of dissolved organic compounds at inﬂuent concentrations c 100–1000 mg/l BOD 4. SERVICES REQUIRED None usually, some electricity 5. WASTE PRODUCED Biological solids (‘humus’) that falls off the support, carbon dioxide 6.