Fresh water Bio-remedation and measurement

Huang Jingyu2015.06

Constructed Wetlands (CWs)

RhizofiltrationinflowoutflowPrecipitation/binding (biological/chemical/physical)volatilisationUptake by plantsPathways of removal of pollutants from water passing through a wetland

Constructed wetlandReed bed system Engineered wetlandUSAUK & Europe

RhizofiltrationinflowoutflowPrecipitation/binding (biological/chemical/physical)volatilisationUptake by plantsPathways of removal of pollutants from water passing through a wetland

Types of wastewaterDomesticMunicipalDairySwineCattlePoultryAgriculturalSewageIndustrialMine drainageFood processingHeavy industryCoal, metalWinery, abattoir, fish, potato, vegetable, meat, cheese, sugar, milk productionsOil refineries, fertilizers, explosives, polymers, chemicals, pulp & paper millsRunoffUrban, highway, airport, field crop, greenhouseSludge stabilizationLandfill leachate

(Surface Flow WetlandsSFW) (Subsurface Flow WetlandsSSFW) (Vertica1 Flow WetlandsVFW)

Constructed Wetlands)

Constructed wetlands with free floating plants

Lemnaceae, Duckweed

Constructed wetlands with floating-leafed plants

Constructed wetlands with Submerged plants

Free water surface constructed wetlandsWith emerged plant

)

Vertica1 Flow Wetlands

Subsurface Flow Wetlands

Surface Flow Wetlands

Filter Tank

Distribution pipes must have holes big enough to prevent cloggingDistribution pipes

VF CW, Medmenham, England. (Cooper et al. 1996)Distribution system

VF Bornem, Belgium

Everglades Nutrient Removal Project, 1546 haCourtesy: Jim Bays, CH2M HILL

DuPont Nylon Treatment Wetlands, Victoria, TexasCourtesy: Jim Bays, CH2M HILL

HF CW Everstekoog, The Netherlands, tertiary treatment for 30, 000 PE

Field scale periphyton-based treatment wetlands (20 000 m2 each cell) in the Northern Everglades, Florida

Waylight, Australia industrial wastewaters 53 000 m2Photo courtesy Dave Wood

VF-HF-FWS CW, Phi Phi Don, ThailandPhoto courtesy Hans Brix

Photo D. Konnerup

Experimental systemPhoto: Hans Brix

Trnovany, Czech Republic, 6 PE, bakery

Kreuzer, Austria, 15 PEPhoto: Martin Regelsberger

Czech Republic, photo by Jan Vymazal

Ecological revetment

Stepwise restoration15C10

cell 150 kg/m2

block

block

http://www.wonso10000.com 20-24mm : 20% :100kgf/cm2

(1 )

4

2

5

1

Ecological retaining wall GES

In-situ treatment

Biological biofilm water remediation technology

Biological aeration and biofilm in situ treatment technology

*River Bio-remedationRiver restor-ation HydrologyWater QualityBio-diversityPhysicsChemistryBiologyLandformAim

200

Chart1

25

80

33

50

15

(%)

Sheet1

COD25

SS80

NH4-N33

TP50

TN15

Sheet1

0

0

0

0

0

(%)

Sheet2

Sheet3

500m

1

2

3

SimpsonShannon-Wiener

12 48

Chart2

26.122.342.3

5939.876.2

24.22138.6

31.610.638.6

32.233.254.3

(%)

Sheet1

CODMnSSTPTNNH3-N

26.15924.231.632.2

22.339.82110.633.2

42.376.238.638.654.3

Sheet1

000

000

000

000

000

(%)

Sheet2

Sheet3

Chart1

1.3022.373

0.5650.675

1.3451.715

0.5410.509

Sheet1

()(Simpson)(S-W)()

1.3020.5651.3450.541

2.3730.6751.7150.509

RmDHJsw

1.3020.5651.3450.541

2.3730.6751.7150.509

Sheet1

Sheet2

Sheet3

*

!

**