Gent Klimaatdag - 20/04/2017

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1. PROJECT

Public-Private Partnership sogent – City of Ghent + Schipperskaai Development cvba

Public-Private Partnership

Schipperskaai Development cvba 3

1. PROJECT - Algemeen

Private partner

Schipperskaai Development cvba 4

51500 m² vloeroppervlakte – ca 400 woonunits + buurtondersteunende functies – eerste bewoning vanaf eind 2019

Circular System on District Level

Biogas

Struvite (=nutrients)

Kitchen Waste & Waste Water

Re-usable water > 30 000 m³/year

2. ZAWENT & CIRCULAR ECONOMY

ZAWENT?

ZAWENT = zero afvalwater, energie- en nutriëntenterugwinning (Dutch term)

Zero waste, energy and nutrients recovery MULTIPLE CONNECTED LOOPS

Schipperskaai Development cvba 7

ZAWENT?

Schipperskaai Development cvba 8

TRADITIONAL: long almost linear chains

ZAWENT: short circular chains • Closed water cycle • Closed energy cycle • Closed nutrients cycle

2. ZAWENT & CIRCULAR ECONOMY

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INTERNAL INPUT KITCHEN WASTE

REDUCING CONSUMPTION AND SOURCE SEPARATION

WATER

‘GREY’ WASTE WATER ‘BLACK’ WASTE WATER

VACUUM TOILET • 1,2l water/flush • Use from 16 to 2 m³/p/y • Saving 34 m³ water/family/y

ZAWENT EXPLAINED

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INTERNAL INPUT KITCHEN WASTE

WATER

‘BLACK’ WASTE WATER ‘GREY’ WASTE WATER

ANAEROBIC DIGESTER LOCAL PROCESS

SLUDGE

WASTE WATER

AEROBIC WATER TREATMENT

ZAWENT EXPLAINED

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INTERNAL INPUT KITCHEN WASTE

WATER

‘BLACK’ WASTE WATER ‘GREY’ WASTE WATER

ANAEROBIC DIGESTER LOCAL PROCESS AEROBIC WATER TREATMENT

OUTPUT BIOGAS

ZAWENT EXPLAINED

STRUVITE

• Rich in phosphorus and nitrogen • Slow fertilizer

EFFLUENT WATER

• > 30 000 m³/year available • Profit: > 30 000 m³/year less drinking water consumption

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INTERNAL INPUT KITCHEN WASTE

WATER

‘BLACK’ WASTE WATER ‘GREY’ WASTE WATER

ANAEROBIC DIGESTER LOCAL PROCESS AEROBIC WATER TREATMENT

OUTPUT EFFLUENT WATER STRUVITE BIOGAS

ZAWENT EXPLAINED

RE-USE

COGENERATION (HEAT AND POWER)

GREEN ELECTRICITY GREEN HEAT

DEMINERALISED WATER

NEIGHBOURING COMPANY GREEN AREAS

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INTERNAL INPUT KITCHEN WASTE

WATER

‘BLACK’ WASTE WATER ‘GREY’ WASTE WATER

ANAEROBIC DIGESTER LOCAL PROCESS AEROBIC DIGESTER

OUTPUT EFFLUENT WATER STRUVITE BIOGAS

ZAWENT EXPLAINED

RE-USE

COGENERATION

GREEN POWER GREEN HEAT GREEN AREAS

DEMINERALISED WATER

NEIGHBOURING COMPANY

HEATING NETWORK

DELIVERING WASTE HEAT HEATING NETWORK

DISTRIBUTION TO HOUSEHOLDS

HEAT RECOVERY

2. TECHNOLOGIE & INNOVATIE - Zawent

ZAWENT EN FOSSIELE BRONNEN

Fossiele bronnen

Schipperskaai Development cvba

… enkel in inloopfase en als back-up

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Collaboration

Waste Heat Clear Water

for re-use

District Heating System

Soap Factory Christeyns

ZAWENT I BUSINESS MODEL INNOVATION

Sustainability Service Company DuCoop cvba (cooperation)

Schipperskaai Development cvba

Implementation of a new technology requires a new business model DuCoop = ESCO (Energy Service Company) with extended scope

Impact Capital (=also aiming social & environmental return): Clean Energy Innovative Projects (Peter De Smet), OYA Seed, Human Capital, Trivident

Farys Solar Citizen participation (EnerGent, …)

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Mobility as a Service Sustainability & Affordability

Innovatief gedeeld parkeren

Leo Van Broeck, Vlaamse Bouwmeester: “De Vlaming moet de pretfactor van het wonen in de stad herontdekken”

Verdere info

• www.denieuwedokken.be

• Onze facebook pagina “De Nieuwe Dokken”

• www.ducoop.be