Wastewater processes overview


Scree-
ning


Alternative processes of wastewater treatment and solids handling

S
O
L
I
D
S

H
A
N
D
L
I
N
G


W
A
S
T
E
W
A
T
E
R

T
R
E
A
T
M
E
N
T


Sedimen-tation

Chemical precipitation
Coagulation
Flocculation


Biological denitrifi-
cation


Tricking filter
Fine suspended solids removal
Phosphorous removal
Soluble inorganics removal

Nitrogen removal

Soluble organics removal

Suspended solids removal


Coarse solids removal


Flota-
tion


Stabili-
sation
Basin


Anaero-
bic contact


Activated sludge


Areated lagoon


Ammonia stripping


Filtration


Carbon adsor-
ption

Brine disposal by-product recovery


Chlorine dioxide


Liquid-liquid extraction


Freezing


UV-Irradia-
tion


Ozone


Chlorina
tion


Ion Exchange


Electro-
dialysis


Reverse osmosis


Distilla-
tion

 

Ozone


Thickening - filter press


Centrifu-gation


Evapora-tion


Irradia-tion


Dry combu-stion


Wet combu-stion

Aerobic or anaerobic digestion


Elutria-tion


Vacuum filtration


Marine disposal


Land Disposal


Disinfection



Sludge treatment and disposal


Trace organics removal



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2629 HH Delft
The Netherlands

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