dc system ecounitcourse
DESCRIPTION
Folke Günthers presentation of DCTRANSCRIPT
Folke Günther, Holon Ecosystem [email protected]
The golden rule
The simplest way to get clean water
is to avoid polluting it!
Don’t slip into the MIFSLA trap!
FG
Folke Günther, Holon Ecosystem [email protected]
MIFSLAMIx First and Separate LAter
Urine500 l
Greyw
ater60 000 l
Drainage water70 000 l
Blackw
ater60 500 l
To be purified130 000 l
Puri-ficationplant
130 000 l’Purified’
Water(Worse thangreywater)
FOR EACH PERSONconnected to the purification plant
The real
waste
Faeces50 l
FGFGFGFGFG
Almost all the nutrients
Almost all the bacteria
Almost all the water
FG
Original greyw
ater60 000 l
Per person per year
Folke Günther, Holon Ecosystem [email protected]
Gotland
• Number of persons connected to WW plants on Gotland: 39 000 (60% of 57000+8200)
• Annual losses to sea: 130 m3 per person• Total annual losses into the Baltic:
5.1 Mm3 (14 000 m3/ day )
• = 30% volume of Bästeträsk (14 Mm3)
Folke Günther, Holon Ecosystem [email protected]
Greywater purification and recycling
1. The living wall
2. The double-cycle system
FG
Folke Günther, Holon Ecosystem [email protected]
Building the living wall in Ljugarn, Gotland
FG
Klick all
Folke Günther, Holon Ecosystem [email protected]
Building the ponds in Ljugarn, Gotland
FG
Klick all
Folke Günther, Holon Ecosystem [email protected]
Methods that supports the rain
• Increase ecosystem maturity
FG
