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Terra Preta Sanitation Blue Innovations for future cities

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Presentation on theme: "Terra Preta Sanitation Blue Innovations for future cities"— Presentation transcript:

1 Terra Preta Sanitation Blue Innovations for future cities
Case Study: „NEGA – Resources-Approach“ Minimum of Resources for Maximum of Utility Kick-Off-Meeting Terra Preta Sanitation Blue Innovations for future cities May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

2 Video Conference Berlin/St. Petersburg
Blue Economy: Imagination, Vision, Reality sustainability: new business model May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

3 Video Conference Berlin/St. Petersburg
Blue Economy May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

4 Video Conference Berlin/St. Petersburg
Vision May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

5 zero emissions cities blue economy
May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

6 Video Conference Berlin/St. Petersburg
Reality Challenge 1: economic efficiency of waste water system of St. Petersburg May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

7 Video Conference Berlin/St. Petersburg
€ € waste of resources, power and money May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

8 € € € ~ 3 % ~ 87 % ~ 10 % ~ 34 % ~ 12 % ~50 % ~ 40 % ~ 41 % ~ 47 %
Volume l/(P*year) Urine ~ 500 Feaces ~ 50 (option: add biowaste) Greywater N ~ 4-5 ~ 3 % ~ 87 % ~ 10 % ~ 34 % K ~ 1,8 ~ 54 % ~ 12 % P ~ 0,75 ~50 % ~ 40 % COD ~ 30 ~ 41 % ~ 47 % Reuse / Water Cycle Treatment Fertiliser Terra Preta Composting Yearly Loads kg/(P*year) fertile Soils Flushwater can be saved € € € May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

9 Video Conference Berlin/St. Petersburg
If there is one problem, look for other problems and solve them together: Problem: Lack of efficient low cost sanitation Other Problems: Water scarcity Weak soils, erosion, Missing food security Lack of income Too few jobs Soil production Waterless (Urban) gardening Jobs with the systems, greywater in gardening, black soil makes water, food, happiness and health May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

10 Video Conference Berlin/St. Petersburg
May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg 10

11 Video Conference Berlin/St. Petersburg
Anthropogenic dark earth Terra Preta: result of an 2000 years old successful sustainable soil and waste management Ferralsol Terra Preta de Indio May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

12 Video Conference Berlin/St. Petersburg
Secret of Terra Preta de Indio: 2000 – 500 years old - 16. century millions of people, today layers up to 2 meters fertile without adding artificial fertiliser multiple high yields Composition: - around 10 % charcoal (biochar), - kitchen-, biowaste and excrements, - bones and - broken earthware, (lactofermentation and vermicomposting) May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

13 Soil Freshwater demand: 10 to 20 litres /person/d
Tap water Irrigation Flushing water Bath, kitchen, washing, Toilets, kitchen waste Greywater Challenge 2: development of profitable business models Blackwater Evapo-ration losses, cooling by plants food, energy Tap water processing BlueLoop plant Separator, Treatment plant Pumping station Infiltration, irrigation Terra Preta, fertilizer INTAQUATMAG Extraction May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg Soil groundwater (natural or artifical)

14 Video Conference Berlin/St. Petersburg
Desiccation toilet Desiccation for hot climates May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

15 Sorting-Toilet (Gustavsberg, Sweden)
Waterless Urinal (Keramag) May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

16 Video Conference Berlin/St. Petersburg
waterless toilets May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

17 Video Conference Berlin/St. Petersburg
Hamburg Central Station Terra Preta Sanitation Challenge 3: Design of a black water separator V & B GreenGrain May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

18 Video Conference Berlin/St. Petersburg
Challenge 3: Design of a innovative black water separator system: hotel 400 p/d reality: 200 – 400 l/p/d drinking water output: waste water vision: 20 l/p/d reducing, reuse, recycling: carbon, nutrients (N,P, K), water production of power (heating, electricity, mobility) May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

19 € Terra Preta Sanitation profitable business models?
3,5 l (gravity, storm/greywater) faeces: 300 g/p urine: 200 ml/p paper profitable business models? black water separator: technical design? € liquid 3 l solid matter 1 l Greenhouse black soils, profitable plants lactic acid Biochar food power 50 % charshit, 50 % kitchen waste terra preta substrate subsurface irrigation May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

20 Video Conference Berlin/St. Petersburg
Thank you May 13th, 2011, Berlin Video Conference Berlin/St. Petersburg

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