PowerPointPrsentation

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Mechanical Biological Waste Treatment Plant at
the Central Landfill Cröbern
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(No Transcript)
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Inhabitants City of Leipzig
496.313 Administrative District Leipziger Land
149.652 District Muldental
132.963 ZAW 778.928
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Landfill Seehausen
Central Landfill Cröbern
Landfill Groitzsch-Wischstauden
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ZAW Am Westufer 3 04463 Großpösna/OT
Störmthal Tel. 034299 / 705-0, Fax
24 www.zaw-wachau.de E-Mail info_at_zaw-wachau.de M
anager Holger Bauerfeind
Administration Building of Central Landfill
Cröbern
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18. September 2000

• Principle Decision of selling of partners share
  on the WEV GmbH
• ZAW as sole shareholder of WEV GmbH will sell up
  to 49,9 of its shares by a tendering procedure
• Important Decision Criteria
• Experience with communal Partners in East
  Germany/New Laender.
• Continuation of Central Landfill beyond 2005
• Readiness to install a mechanical-biological
  Plant together with ZAW
• Experience with Planning, Construction and
  Operation of Treatment
• Plants
• Common Implementation of a sustainable economic
  Waste Management
• Concept
• Good Creditworthiness and solid Pattern of
  Finance

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• Legal Framework
• EU RL 1999 / 31 / EG Landfill Directive
• Implementation in Germany from 01. March,
  2001
• Ordinance on Environmentally Compatible Storage
  of
• Waste from Human Settlements
• 30. Federal Emission Control Ordinance
• Landfill Ordinance (July 2002)

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Central Landfill Cröbern and MBT Plant Cröbern
May 2005
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Central Landfill Cröbern with High-Temperature
Flare
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Central Landfill Cröbern Further Construction
of the Tunnel for Maintenance and Control of
Leachate Conduction and Geotechnical Control
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Central Landfill Cröbern Further Construction
of Bottom Sealing
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Central Landfill Cröbern Gas Well
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Waste Storage with Compactor
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Central Landfill Cröbern Delivery by Population
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Central Landfill Cröbern Polishing Pond
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25. June 2001
Decision to sell 49 of Partners Share of ZAW
on the WEV GmbH by the General Meeting Sale by
Tender to SITA Ost GmbH Co. KG General
Meeting approve that the WEV GmbH starts
preparations for the Building of a
mechanical-biological Waste Treatment Plant.
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Location Central Landfill Cröbern Landfill
according to the state-of-the-art of Technology
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Location Central Landfill Cröbern Landfill
according to the state-of-the-art of Technology
Reverse Osmosis Plant for Leachate Treatment
District Heating Power Stations per 626 kW

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Objective Target of
MBT - Preventing environmental
contamination for future generations - Clim
ate protection Decrease of human-caused
increasing of natural greenhouse
effect - Protection of Resources Converting
of high calorific value fraction to
secondary alternative fuel
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12. July 2002 Project Starting MBT Cröbern
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Dates 15. July
2003 Assignment of General Contractor Consorti
um LINDE-KCA-DRESDEN GmbH and HOCHTIEF
Construction AG Leipzig 26. January
2004 Approbation to early Start of Construction
14. July 2004 Approbation concerning legal
emission control aspects 02. February
2004 Start of Construction 28. April
2005 Mechanical Completion 31. May
2005 Commissioning Investment Volume approx.
75 M
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Technical Data MBT
Cröbern Capacity 300.000 t/a
waste Procedural Principle - Mechanical
Processing and Separation of usable
Fractions - Intensive Digestion in a closed
system (tunnel) - (roofed) Post-rotting in form
of trapezoidel windrow with mobile converter
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Plant Structure
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Material flow
Residual Waste, Bulk Waste Commercial
Waste 300.000 t/a
Recoverable Materials (Wood, Metal) 17.000 t/a
High Calorific Value Fraction 121.000 t/a
Mechanical Processing
Organic Fine Fraction for biological
Treatment 120.000 t/a
Material Recycling
Contraries 14.000 t/a
Intensive Digestion in a Closed System (Tunnel)
Covered post-rotting Stage
Landfill Central Landfill Cröbern 93.000 t/a
Heavy Material Inert Material 13.000 t/a
Thermal Recycling 135.000 t/a
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MBT Cröbern Pre-Comminution in the Delivery
Area
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MBT Cröbern Mechanical Processing
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MBT Cröbern Mechanical Processing
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MBT Cröbern Mechanical Processing
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• MBT Cröbern Shipment Stations for Recoverable
  Materials
• Baling Press for the high calorific fraction
• Truck-Shipment station for the middle calorific
  fraction
• Container Press for high and middle calorific
  fraction
• Container Shipment for heavy material
• Container Shipment for scrap iron
• Container Shipment for recovery a pure wood
  fraction

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MBT Cröbern Intensive Composting - Tunnel
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MBT Cröbern Input Technique of the Intensive
Composting
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MBT Cröbern Tunnel Reactor
Process water
Outgoing Air
Circulating Air
Waste Supply
Fresh Air
Extraction Composting Material
Spaltboden
Incoming Air
Process water
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MBT Cröbern Fan of Tunnel Reactor
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• MBT Cröbern Waste going to a landfill must
  comply with
• Classification criteria of Waste Storage
  Regulations
• Compliance with Quality Criteria
• Control of Composting Material
• Control of Calorific Value Fraction

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MBT Cröbern Regenerative Thermal Oxidation (RTO)
for Exhaust Air Treatment
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MBT Cröbern Delivery In the Background Central
Landfill
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Mechanical-biological Waste Treatment Plant at
Central Landfill Cröbern