Environmental Engineering Reference
In-Depth Information
TABLE 8.4
Various Techniques Developed for Remediation of Contaminated Seawater and Sediments
Technology
Name
Feature
Example of Use
Economics
Durability
Maintenance
Comments
Seawater
Aeration
Air bubble
curtain
Aeration
Developing
Needs
electricity
Durability of
hardware
Clogging due
to organisms
Aerobic condition
Convection of seawater
Microbubbling
Aeration
Oyster farms
Very small bubbles
Aerator
Aeration
Developing
Needs
electricity
Mixing of seawater
Special seawall
Natural bubbling
Developing
Mixing of seawater
Air mixing low
Aerobic condition of deep
seawater
Developing
Mixing of seawarer
Filtration
Filtration
Control and management of
eutrophication
Many examples
Exchange of
ilter
materials
Depends on
instruments
Exchange of
ilter
materials
Enclosed water
area
Removal of suspended solids
Removal of
iltered
materials
Gravel
oxidation
Control and
management of
eutrophication
Developing
Removal of
suspended solids
Actions of
microorganisms
Inclined wall
Control and
management of
eutrophication
Used in rivers
Exchange of
ilters
Removal of
sediments
 
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