The 2 Volumes

Chapter 10. Flocculators - Settling tanks - Flotation units

1.Reagent mixers
1.1.Impeller-type flash-mixers
1.2.Static mixers
1.2.1.Static mixers mounted in pipelines
1.2.2.Channel mounted static mixers
1.3.The Turbactor
2.Flocculators
2.1.Mechanical flocculators
2.1.1.Paddle type flocculators
2.1.2.Impeller type flocculators
2.2.Static flocculators
2.3.Utilisation
3.Settling tanks
3.1.Static settling tanks
3.1.1.Simple settling tanks without sludge scraping
3.1.2.Mechanically scraped sludge static settling tanks
3.2.Lamellar settling tanks
3.2.1.Lamellar modules
3.2.2.Lamellar settling tanks without flocculation: Sedipac D and 3D
3.2.3.Lamellar settling tanks with flocculation: the Sedipac FD
3.3.Sludge blanket clarifiers

chapter 10: page example

3.3.1.The Pulsator clarifier
3.3.2.Combination with lamellar settling
3.3.3.Area of utilisation
3.4.Sludge recirculation clarifiers
3.4.1.The Accelator clarifier
3.4.2.The Circulator clarifier
3.4.3.Turbocirculator clarifier
3.4.4.The Thermocirculator clarifier
3.5.Sludge recirculation clarifier - thickener: the Densadeg
3.5.1.Operating principle
3.5.2.Advantages of the Densadeg
3.5.3.The different Densadegs (2D30, 4D30, 2D100)
3.5.4.Areas of utilisation
3.6.Secondary settling tanks
3.6.1.Selecting a clarifier
3.6.2.Degrémont circular clarifiers
3.6.3.SLG rectangular clarifiers
3.7.The Gyrazur, a granular contact mass reactor
3.7.1.Principle and conditions governing its use
3.7.2.Description
3.8.Sludge removal appliances
3.8.1.Internal collection
3.8.2.Collection
3.8.3.General provisions
3.8.4.Automation
3.8.5.Scum
4.«Flotation unit»
4.1.General technology
4.1.1.General description of a flotation unit
4.1.2.Air saturation tanks
4.1.3.Floated sludge (removal, collection)
4.1.4.Flotation unit cover
4.2.Clarification flotation units
4.2.1.Circular flotation units
4.2.2.Rectangular flotation units
4.3.Flotation units used in sludge thickening
4.3.1.General
4.3.2.Anti-odour cover
4.3.3.Flotation units-thickeners (FE and FES types)

© 2007